fzus53 kapx 180219
nshapx
expires:202608181030;;911712

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz348-181030-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
1019 pm edt mon aug 17 2026

.overnight...southwest wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.tuesday...southwest wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. numerous showers
and scattered thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911708

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz346-181030-
manistee to point betsie mi-
1019 pm edt mon aug 17 2026

.overnight...southwest wind 10 to 15 knots. partly cloudy early
in the evening then becoming mostly cloudy. waves 2 feet or less.
.tuesday...southwest wind 10 to 15 knots. numerous showers and
scattered thunderstorms. waves 2 to 3 feet. 
.tuesday night...north wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911707

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz344-345-181030-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
1019 pm edt mon aug 17 2026

.overnight...southwest wind 10 to 15 knots. isolated showers
after midnight. waves 2 feet or less. 
.tuesday...southwest wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...north wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911705

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz342-181030-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
1019 pm edt mon aug 17 2026

.overnight...south wind 10 to 15 knots. partly cloudy early in
the evening then becoming mostly cloudy. waves 2 to 3 feet. 
.tuesday...west wind 10 to 15 knots. isolated showers and
thunderstorms. waves 2 to 3 feet. 
.tuesday night...north wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911704

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz341-181030-
seul choix point to 5nm west of mackinac bridge-
1019 pm edt mon aug 17 2026

.overnight...south wind 10 to 15 knots becoming southwest early
in the morning. isolated showers and thunderstorms after
midnight. waves 2 to 3 feet. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 to 3 feet. 
.tuesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911706

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz323-181030-
grand traverse bay south of a line grand traverse light to
norwood mi-
1019 pm edt mon aug 17 2026

.overnight...south wind 10 to 15 knots. isolated showers after
midnight. waves 2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered thunderstorms and
isolated showers. waves 2 feet or less. 
.tuesday night...north wind 5 to 10 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911709

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz345-181030-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
1019 pm edt mon aug 17 2026

.overnight...southwest wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911710

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz346-181030-
st ignace to false detour channel-
1019 pm edt mon aug 17 2026

.overnight...southwest wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911711

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz347-181030-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
1019 pm edt mon aug 17 2026

.overnight...southwest wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.tuesday...west wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. partly cloudy.
waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911713

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lhz349-181030-
sturgeon pt to alabaster mi-
1019 pm edt mon aug 17 2026

.overnight...southwest wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.tuesday...southwest wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...northwest wind 5 to 10 knots. scattered showers
and thunderstorms. waves 2 feet or less. 
.wednesday...north wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911703

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz322-181030-
st. marys river point iroquois to e. potagannissing bay-
1019 pm edt mon aug 17 2026

.overnight...south wind 5 to 10 knots. mostly clear early in the
evening then becoming mostly cloudy. 
.tuesday...west wind 5 to 10 knots. scattered showers and
isolated thunderstorms. 
.tuesday night...northwest wind 5 to 10 knots. partly cloudy. 
.wednesday...northwest wind 10 to 15 knots. sunny.

winds higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 180219
nshapx
expires:202608181030;;911702

nearshore marine forecast
national weather service gaylord mi
1019 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz321-181030-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
1019 pm edt mon aug 17 2026

.overnight...south wind 5 to 10 knots. partly cloudy early in the
evening then becoming mostly cloudy. waves 2 feet or less. 
.tuesday...west wind 10 to 15 knots. isolated showers and
thunderstorms. waves 2 to 3 feet. 
.tuesday night...west wind 5 to 10 knots. partly cloudy. waves
2 to 3 feet. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 180202
nshbuf
expires:202608180900;;910742

nearshore marine forecast
national weather service buffalo ny
1002 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez020-180900-
upper niagara river and buffalo harbor-
1002 pm edt mon aug 17 2026

.rest of tonight...north winds less than 10 knots. mainly clear. 
.tuesday...light and variable winds becoming west 5 to 10 knots.
mostly sunny. 
.tuesday night...southwest winds 5 to 10 knots. showers likely
overnight. 
.wednesday...southwest winds 5 to 10 knots becoming west. showers
in the morning, then showers with a chance of thunderstorms in
the afternoon. 
.wednesday night...west winds less than 10 knots. showers likely
with a chance of thunderstorms in the evening. 
.thursday...light and variable winds. mainly clear. 
.friday...light and variable winds. mainly clear, then becoming
partly cloudy. 
.saturday...south winds 10 knots or less becoming southwest. a
chance of showers during the day, then showers likely saturday
night. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 76 degrees.

$$

fzus51 kbuf 180202
nshbuf
expires:202608180900;;910746

nearshore marine forecast
national weather service buffalo ny
1002 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz043-180900-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
1002 pm edt mon aug 17 2026

.rest of tonight...north winds 5 to 10 knots. partly cloudy.
waves 1 to 2 feet. 
.tuesday...north winds 10 knots or less becoming northwest.
mostly sunny. waves 1 foot or less. 
.tuesday night...west winds 10 knots or less becoming southwest.
a chance of showers overnight. waves 1 foot or less. 
.wednesday...southwest winds 5 to 15 knots becoming west. showers
in the morning, then showers with a chance of thunderstorms in
the afternoon. waves 2 feet or less. 
.wednesday night...west winds 5 to 10 knots becoming northwest. a
chance of showers in the evening. waves 1 to 2 feet. 
.thursday...west winds 10 knots or less. mainly clear. waves
2 feet or less. 
.friday...west winds less than 10 knots becoming south. mainly
clear, then becoming partly cloudy. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming southwest. a
chance of showers during the day, then showers likely saturday
night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 47 degrees.

$$

fzus51 kbuf 180202
nshbuf
expires:202608180900;;910747

nearshore marine forecast
national weather service buffalo ny
1002 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz044-180900-
sodus bay to mexico bay along lake ontario-
1002 pm edt mon aug 17 2026

.rest of tonight...northeast winds 5 to 10 knots. partly cloudy.
waves 1 to 2 feet. 
.tuesday...north winds 10 knots or less becoming northwest.
mostly sunny. waves 1 foot or less. 
.tuesday night...west winds 10 knots or less becoming south.
partly cloudy. waves 1 foot or less. 
.wednesday...south winds 5 to 10 knots becoming west. showers
likely in the morning, then showers likely with a chance of
thunderstorms in the afternoon. waves 2 feet or less. 
.wednesday night...west winds 5 to 10 knots becoming northwest.
showers likely in the evening. waves 1 to 2 feet. 
.thursday...west winds 10 knots or less. mainly clear. waves
2 feet or less. 
.friday...southwest winds 10 knots or less becoming southeast.
mainly clear, then becoming partly cloudy. waves 1 foot or less. 
.saturday...south winds 10 knots or less. a chance of showers
during the day, then showers likely saturday night. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 180202
nshbuf
expires:202608180900;;910748

nearshore marine forecast
national weather service buffalo ny
1002 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz045-180900-
mexico bay to the saint lawrence river along lake ontario-
1002 pm edt mon aug 17 2026

.rest of tonight...northeast winds 5 to 10 knots. partly cloudy.
waves 2 feet or less. 
.tuesday...northeast winds 5 to 10 knots becoming west. mostly
sunny. waves 1 foot or less. 
.tuesday night...southwest winds 5 to 15 knots becoming south. a
chance of showers overnight. waves 2 feet or less. 
.wednesday...south winds 10 to 15 knots becoming southwest.
showers in the morning, then showers with a chance of
thunderstorms in the afternoon. waves 2 feet or less. 
.wednesday night...southwest winds 5 to 15 knots becoming west. a
chance of showers in the evening. waves 2 feet or less. 
.thursday...west winds 10 knots or less. mainly clear. waves
2 feet or less. 
.friday...south winds 10 knots or less becoming southeast. mainly
clear, then becoming partly cloudy. waves 1 foot or less. 
.saturday...south winds 5 to 15 knots. a chance of showers during
the day, then showers likely saturday night. waves 2 feet or
less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 180202
nshbuf
expires:202608180900;;910744

nearshore marine forecast
national weather service buffalo ny
1002 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez040-041-180900-
buffalo to ripley along lake erie-
1002 pm edt mon aug 17 2026

.rest of tonight...northeast winds 5 to 15 knots. mostly cloudy
late this evening, then clearing. waves 2 feet or less. 
.tuesday...north winds 10 knots or less becoming west. sunny.
waves 1 foot or less. 
.tuesday night...southwest winds 5 to 15 knots. a chance of
showers overnight. waves 1 to 2 feet. 
.wednesday...southwest winds 5 to 15 knots becoming west. showers
in the morning, then showers with a chance of thunderstorms in
the afternoon. waves 1 to 3 feet. 
.wednesday night...west winds 10 knots or less becoming
northeast. a chance of showers and thunderstorms in the evening.
waves 2 feet or less. 
.thursday...northeast winds less than 10 knots. mainly clear.
waves 1 foot or less. 
.friday...east winds less than 10 knots becoming south. mainly
clear. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming southwest. a
chance of showers during the day, then showers likely saturday
night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 180202
nshbuf
expires:202608180900;;910745

nearshore marine forecast
national weather service buffalo ny
1002 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


loz042-180900-
niagara river to hamlin beach along lake ontario-
1002 pm edt mon aug 17 2026

.rest of tonight...north winds 5 to 10 knots. mainly clear late
this evening, then becoming partly cloudy. waves 2 feet or less. 
.tuesday...northwest winds 10 knots or less becoming west. mostly
sunny. waves 1 foot or less. 
.tuesday night...southwest winds 10 to 15 knots. showers likely
overnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 15 knots becoming west. showers
likely in the morning, then showers likely with a chance of
thunderstorms in the afternoon. waves 2 feet or less. 
.wednesday night...northwest winds 5 to 10 knots. a chance of
showers in the evening. waves 2 feet or less. 
.thursday...northwest winds less than 10 knots. mainly clear.
waves 1 foot or less. 
.friday...northeast winds less than 10 knots becoming south.
mainly clear, then becoming partly cloudy. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming southwest. a
chance of showers during the day, then showers likely saturday
night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kcle 180140
nshcle
expires:202608180815;;910127

nearshore marine forecast
national weather service cleveland oh
940 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez148-149-180815-
geneva-on-the-lake to conneaut oh-conneaut oh to ripley ny-
940 pm edt mon aug 17 2026

.overnight...northwest winds 5 to 15 knots becoming
northeast. mostly clear. waves 2 feet or less. 
.tuesday...north winds 10 knots or less becoming west. sunny.
waves 1 foot or less. 
.tuesday night...southwest winds 5 to 15 knots. a chance of
showers overnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 15 knots becoming west. showers
likely in the morning, then a chance of showers and thunderstorms
in the afternoon. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for thursday through saturday.

the water temperature off toledo is 77 degrees, off cleveland 75
degrees, and off erie 78 degrees.

$$

fzus51 kcle 180140
nshcle
expires:202608180815;;910125

nearshore marine forecast
national weather service cleveland oh
940 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez142>144-180815-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-
940 pm edt mon aug 17 2026

.overnight...northeast winds 10 knots or less becoming
west. partly cloudy. waves 2 feet or less. 
.tuesday...west winds 10 knots or less becoming southwest. sunny.
waves 1 foot or less. 
.tuesday night...southwest winds 5 to 15 knots. a chance of
showers overnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 15 knots becoming northwest. a
chance of showers. waves 2 feet or less. 

see lake erie open lakes forecast for thursday through saturday.

the water temperature off toledo is 77 degrees, off cleveland 75
degrees, and off erie 78 degrees.

$$

fzus51 kcle 180140
nshcle
expires:202608180815;;910126

nearshore marine forecast
national weather service cleveland oh
940 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez145>147-180815-
vermilion to avon point oh-avon point to willowick oh-
willowick to geneva-on-the lake oh-
940 pm edt mon aug 17 2026

.overnight...north winds 5 to 15 knots. mostly clear. waves
2 feet or less. 
.tuesday...west winds 10 knots or less. sunny. waves 1 foot or
less. 
.tuesday night...southwest winds 5 to 15 knots. a chance of
showers overnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 15 knots becoming west. a
chance of showers. waves 1 to 3 feet. 

see lake erie open lakes forecast for thursday through saturday.

the water temperature off toledo is 77 degrees, off cleveland 75
degrees, and off erie 78 degrees.

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916408

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz148-181000-
oak point to saxon harbor wi-
1142 pm cdt mon aug 17 2026

.rest of tonight...south wind 5 knots becoming southwest after
midnight. chance of showers and thunderstorms late in the
evening, then slight chance of showers and thunderstorms after
midnight. waves 1 foot or less. 
.tuesday...west wind 5 knots becoming northwest in the late
morning and early afternoon, then becoming southeast late in the
afternoon. mostly sunny. waves 1 foot or less. 
.tuesday night...southwest wind 5 knots becoming west in the late
evening and overnight. mostly clear. waves 1 foot or less. 
.wednesday...west wind 5 knots becoming northwest early in the
afternoon, then becoming east late in the afternoon. sunny. waves
1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916407

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz121-181000-
chequamegon bay-bayfield to oak point wi-
1142 pm cdt mon aug 17 2026

.rest of tonight...southwest wind 5 to 10 knots. chance of
showers and thunderstorms late in the evening, then slight chance
of showers and thunderstorms after midnight. waves 1 foot or
less. 
.tuesday...west wind 5 knots becoming northwest late in the
morning, then becoming north early in the afternoon becoming
southeast late in the afternoon. mostly sunny. waves 1 foot or
less. 
.tuesday night...west wind 5 knots. mostly clear. waves 1 foot or
less. 
.wednesday...west wind 5 knots. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916398

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz140-181000-
grand portage to grand marais mn-
1142 pm cdt mon aug 17 2026

.rest of tonight...west wind 5 to 10 knots. chance of rain
showers late in the evening. slight chance of thunderstorms late
in the evening. slight chance of rain showers after midnight.
waves 1 to 2 feet. 
.tuesday...northwest wind 5 to 10 knots with gusts to around
20 knots becoming southwest 10 to 15 knots with gusts to around
25 knots in the afternoon. mostly sunny. waves 1 to 3 feet. 
.tuesday night...west wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 to 10 knots after midnight. partly
cloudy. waves 1 to 3 feet. 
.wednesday...west wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots in the afternoon. sunny.
waves 1 to 2 feet. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916399

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz141-181000-
grand marais to taconite harbor mn-
1142 pm cdt mon aug 17 2026

.rest of tonight...southwest wind 5 to 10 knots becoming west
toward daybreak. chance of rain showers late in the evening.
slight chance of thunderstorms late in the evening. slight chance
of rain showers after midnight. waves 1 to 2 feet. 
.tuesday...west wind 5 knots becoming southwest with gusts to
around 20 knots in the afternoon. mostly sunny. waves 1 to
2 feet. 
.tuesday night...west wind 5 to 10 knots becoming northwest after
midnight. mostly clear. waves 1 to 2 feet. 
.wednesday...west wind 5 knots becoming southwest in the
afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916400

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz142-181000-
taconite harbor to silver bay harbor mn-
1142 pm cdt mon aug 17 2026

.rest of tonight...southwest wind 5 to 10 knots. chance of rain
showers late in the evening. slight chance of thunderstorms late
in the evening. slight chance of rain showers after midnight.
waves 1 foot or less. 
.tuesday...west wind 5 knots becoming southwest in the afternoon.
mostly sunny. waves 1 foot or less. 
.tuesday night...northwest wind 5 knots. mostly clear. waves
1 foot or less. 
.wednesday...northwest wind 5 knots becoming southwest in the
late morning and afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916401

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz143-181000-
silver bay harbor to two harbors mn-
1142 pm cdt mon aug 17 2026

.rest of tonight...west wind 5 to 10 knots. slight chance of
showers and thunderstorms late in the evening. waves 1 foot or
less. 
.tuesday...west wind 5 knots becoming southwest in the afternoon.
mostly sunny. waves 1 foot or less. 
.tuesday night...northwest wind 5 knots. mostly clear. waves
1 foot or less. 
.wednesday...northwest wind 5 knots becoming southwest in the
late morning and afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916402

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz144-181000-
two harbors to duluth mn-
1142 pm cdt mon aug 17 2026

.rest of tonight...northwest wind 10 to 15 knots with gusts to
around 20 knots becoming west 5 to 10 knots after midnight.
slight chance of showers and thunderstorms late in the evening.
waves 1 foot or less. 
.tuesday...northwest wind 5 knots becoming west in the afternoon.
mostly sunny. waves 1 foot or less. 
.tuesday night...northwest wind 5 to 10 knots. mostly clear.
waves 1 foot or less. 
.wednesday...northwest wind 5 knots becoming west in the late
morning and afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916403

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz145-181000-
duluth mn to port wing wi-
1142 pm cdt mon aug 17 2026

.rest of tonight...west wind 5 to 10 knots with gusts to around
20 knots becoming west 5 to 10 knots after midnight. slight
chance of showers and thunderstorms late in the evening. waves
1 foot or less. 
.tuesday...northwest wind 5 knots becoming west in the afternoon.
mostly sunny. waves 1 foot or less. 
.tuesday night...west wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.wednesday...west wind 5 knots. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916404

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz146-181000-
port wing to sand island wi-
1142 pm cdt mon aug 17 2026

.rest of tonight...west wind 5 to 10 knots. gusts up to 20 knots
late in the evening. slight chance of showers and thunderstorms
late in the evening. waves 1 to 2 feet. 
.tuesday...northwest wind 5 knots becoming southwest in the
afternoon. mostly sunny. waves 1 foot or less. 
.tuesday night...west wind 5 knots. mostly clear. waves 1 foot or
less. 
.wednesday...west wind 5 knots. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 180442
nshdlh
expires:202608181000;;916405

nearshore marine forecast
national weather service duluth mn
1142 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake superior.         

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lsz147-181000-
sand island to bayfield wi-
1142 pm cdt mon aug 17 2026

.rest of tonight...west wind 5 to 10 knots. gusts up to 20 knots
late in the evening. chance of showers late in the evening.
slight chance of thunderstorms late in the evening. slight chance
of showers after midnight. waves 1 to 2 feet. 
.tuesday...west wind 5 knots becoming southwest late in the
afternoon. mostly sunny. waves 1 foot or less. 
.tuesday night...west wind 5 knots. mostly clear. waves 1 foot or
less. 
.wednesday...west wind 5 knots. sunny. waves 1 foot or less. 

$$

fzus53 kdtx 180200
nshdtx
expires:202608181000;;910637

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz441-181000-
port austin to harbor beach mi-
1000 pm edt mon aug 17 2026

.tonight...northeast winds 5 to 10 knots early in the evening
becoming light and variable, then becoming southwest 5 to
10 knots early in the morning. mostly clear. waves 2 feet or
less. 
.tuesday...southwest winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. mostly sunny until
late afternoon becoming partly cloudy. a slight chance of showers
and thunderstorms early in the afternoon. waves 2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots becoming west
5 to 10 knots in the late evening and early morning, then
becoming northwest 10 to 15 knots after midnight. light showers
and a chance of thunderstorms. waves 2 feet or less. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and afternoon. mostly sunny. waves
1 to 3 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180200
nshdtx
expires:202608181000;;910639

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz443-181000-
port sanilac to port huron mi-
1000 pm edt mon aug 17 2026

.tonight...northeast winds 10 to 15 knots diminishing to 5 to
10 knots this evening, then becoming light and variable after
midnight becoming southwest 5 to 10 knots early in the morning.
clear. waves 2 feet or less. 
.tuesday...southwest winds 5 to 10 knots. mostly sunny until late
afternoon becoming partly cloudy. waves 2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots. partly cloudy. a
chance of showers until early morning. a chance of thunderstorms
in the late evening and early morning, then showers likely after
midnight. waves 2 feet or less. 
.wednesday...north winds 10 to 15 knots. partly cloudy with a
chance of showers early in the morning, then mostly sunny in the
late morning and afternoon. waves 2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180200
nshdtx
expires:202608181000;;910636

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz421-181000-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
1000 pm edt mon aug 17 2026

.tonight...east winds 5 to 10 knots veering to the south after
midnight. mostly clear. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly sunny until late
afternoon becoming partly cloudy. a chance of showers and
thunderstorms early in the afternoon. waves 1 to 3 feet. 
.tuesday night...west winds 15 to 20 knots becoming northwest
10 to 15 knots in the late evening and overnight. becoming partly
cloudy after midnight. light showers and a chance of
thunderstorms. waves 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and afternoon. mostly sunny. waves
2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180200
nshdtx
expires:202608181000;;910640

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lez444-181000-
michigan waters of lake erie from detroit river to north cape mi-
1000 pm edt mon aug 17 2026

.tonight...east winds 5 to 10 knots until early morning becoming
light and variable. mostly clear. waves 2 feet or less. 
.tuesday...west winds 5 to 10 knots becoming southwest 10 to
15 knots early in the afternoon. mostly sunny until late
afternoon becoming partly cloudy. waves 2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots. partly cloudy. a
chance of showers after midnight. waves 2 feet or less. 
.wednesday...west winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and afternoon. partly cloudy. a
chance of showers early in the morning. a chance of showers early
in the afternoon. waves 2 feet or less. 

see lake erie open lake forecast for days 3 through 5.

the water temperature at belle isle is 76 degrees.

$$

fzus53 kdtx 180200
nshdtx
expires:202608181000;;910635

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz422-181000-
inner saginaw bay sw of point au gres to bay port mi-
1000 pm edt mon aug 17 2026

.tonight...east winds 5 to 10 knots veering to the southwest
early in the morning. mostly clear. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly sunny until late
afternoon, then partly cloudy with a slight chance of showers and
thunderstorms early in the afternoon. waves 1 to 3 feet. 
.tuesday night...west winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and early morning, then veering to
the northwest after midnight. rain showers and a chance of
thunderstorms. waves 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and afternoon. mostly sunny. waves
2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kdtx 180200
nshdtx
expires:202608181000;;910638

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1000 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.


lhz442-181000-
harbor beach to port sanilac mi-
1000 pm edt mon aug 17 2026

.tonight...northeast winds 5 to 10 knots in the evening becoming
light and variable, then becoming southwest 5 to 10 knots early
in the morning. mostly clear. waves 2 feet or less. 
.tuesday...southwest winds 5 to 10 knots. mostly sunny until late
afternoon becoming partly cloudy. waves 2 feet or less. 
.tuesday night...west winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and early morning, then becoming
northwest 5 to 10 knots after midnight. mostly cloudy. a chance
of showers early in the evening. a chance of thunderstorms until
early morning. showers likely in the late evening and overnight.
waves 2 feet or less. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots early in the afternoon. partly cloudy early in the
morning then clearing. a chance of showers early in the morning.
waves 1 to 3 feet. 

see lake huron open lake forecast for days 3 through 5.

$$

fzus53 kgrb 180253
nshgrb
expires:202608181000;;912616

nearshore marine forecast
national weather service green bay wi
953 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-181000-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
953 pm cdt mon aug 17 2026

.rest of tonight...sw wind 10 to 15 kts. waves 2 ft or less. a
slight chance of showers and thunderstorms after midnight. 
.tuesday...w wind 10 to 15 kts. waves 2 ft or less. a chance of
showers and thunderstorms. 
.tuesday night...n wind 5 to 10 kts backing nw after midnight.
waves 2 ft or less. a chance of showers in the evening. 
.wednesday...nw wind 5 to 10 kts backing sw early in the
afternoon. waves 2 ft or less. sunny. 

$$

fzus53 kgrb 180253
nshgrb
expires:202608181000;;912617

nearshore marine forecast
national weather service green bay wi
953 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-181000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
953 pm cdt mon aug 17 2026

.rest of tonight...sw wind 10 to 15 kts. waves 2 ft or less.
partly cloudy early in the evening then becoming mostly cloudy. 
.tuesday...w wind 10 to 15 kts. waves 2 ft or less. a chance of
showers and thunderstorms. 
.tuesday night...n wind 5 to 10 kts. waves 2 ft or less. a chance
of showers in the evening. 
.wednesday...nw wind 5 to 10 kts backing s early in the
afternoon. waves 2 ft or less. sunny. 

$$

fzus53 kgrr 180458
nshgrr
expires:202608180800;;916687

nearshore marine forecast
national weather service grand rapids mi
1258 am edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz844-180800-
st joseph to south haven mi-
1258 am edt tue aug 18 2026

.rest of tonight...southwest winds 10 to 15 knots. mostly clear.
waves around 1 foot. 
.tuesday...southwest winds around 15 knots. mostly sunny. waves 1 to
2 feet. 
.tuesday night...southwest winds 15 to 20 knots veering northwest
after midnight. rain showers likely and a chance of thunderstorms.
waves 1 to 3 feet. 
.wednesday...north winds 10 to 15 knots. mostly sunny. waves 1 to
3 feet. 
.wednesday night...north winds 5 to 15 knots veering east around
5 knots after midnight. mostly clear. waves around 1 foot. 
.thursday...northeast winds around 5 knots backing north early in
the afternoon. sunny. waves 1 foot or less. 
.friday...southwest winds around 10 knots. mostly sunny. waves
1 foot or less. 
.saturday...west winds 15 to 20 knots veering northwest early in the
afternoon. mostly sunny with a chance of rain showers. waves 2 to
4 feet. 

$$

fzus53 kgrr 180458
nshgrr
expires:202608180800;;916685

nearshore marine forecast
national weather service grand rapids mi
1258 am edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz846-180800-
holland to grand haven mi-
1258 am edt tue aug 18 2026

.rest of tonight...southwest winds 10 to 20 knots. mostly clear.
waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.tuesday night...southwest winds around 20 knots veering west in the
late evening and early morning, then veering north 10 to 15 knots
after midnight. rain showers likely and a slight chance of
thunderstorms. waves 2 to 4 feet. 
.wednesday...north winds around 10 knots backing northwest early in
the afternoon. sunny. waves 1 to 3 feet. 
.wednesday night...north winds 10 to 15 knots veering east 5 to
10 knots after midnight. mostly clear. waves 1 to 2 feet. 
.thursday...east winds 5 to 10 knots veering south in the late
morning and early afternoon, then veering west early in the
afternoon. sunny. waves less than 1 foot. 
.friday...southwest winds 10 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.saturday...northwest winds around 20 knots. mostly sunny. waves
3 to 5 feet. 

$$

fzus53 kgrr 180458
nshgrr
expires:202608180800;;916684

nearshore marine forecast
national weather service grand rapids mi
1258 am edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz847-180800-
grand haven to whitehall mi-
1258 am edt tue aug 18 2026

.rest of tonight...southwest winds 15 to 20 knots. partly cloudy.
waves 1 to 3 feet. 
.tuesday...southwest winds around 20 knots. mostly sunny with a
slight chance of rain showers. waves 2 to 4 feet. 
.tuesday night...southwest winds 20 to 25 knots veering west 15 to
20 knots in the late evening and early morning, then veering north
10 to 15 knots after midnight. partly cloudy with a chance of rain
showers and a slight chance of thunderstorms. waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight. 
.wednesday...northeast winds around 10 knots backing northwest in
the late morning and afternoon. sunny. waves 1 to 3 feet. 
.wednesday night...north winds 5 to 15 knots veering east after
midnight. mostly clear. waves 1 to 2 feet. 
.thursday...southeast winds around 10 knots veering west early in
the afternoon. sunny. waves 1 foot or less. 
.friday...southwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.saturday...northwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 

$$

fzus53 kgrr 180458
nshgrr
expires:202608180800;;916683

nearshore marine forecast
national weather service grand rapids mi
1258 am edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz848-180800-
whitehall to pentwater mi-
1258 am edt tue aug 18 2026

.rest of tonight...southwest winds 15 to 20 knots. partly cloudy.
waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots. partly sunny with a
slight chance of showers and thunderstorms. waves 2 to 4 feet. 
.tuesday night...southwest winds 15 to 25 knots veering northwest in
the late evening and early morning, then veering north 10 to
15 knots after midnight. partly cloudy with a chance of rain showers
and a slight chance of thunderstorms. waves 2 to 4 feet. 
.wednesday...northeast winds 5 to 15 knots backing north in the late
morning and afternoon. sunny. waves 1 to 2 feet. 
.wednesday night...north winds 5 to 10 knots veering southeast in
the late evening and overnight. mostly clear. waves 1 foot or less. 
.thursday...southeast winds 5 to 10 knots veering southwest 10 to
15 knots in the late morning and afternoon. sunny. waves 1 foot or
less. 
.friday...southwest winds 15 to 25 knots. partly sunny. waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon. 
.saturday...northwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 180458
nshgrr
expires:202608180800;;916682

nearshore marine forecast
national weather service grand rapids mi
1258 am edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz849-180800-
pentwater to manistee mi-
1258 am edt tue aug 18 2026

.rest of tonight...southwest winds 10 to 20 knots. partly cloudy.
waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 20 knots. partly sunny with a
slight chance of showers and thunderstorms. waves 2 to 4 feet. 
.tuesday night...southwest winds 10 to 20 knots veering northwest in
the late evening and early morning, then veering northeast 5 to
15 knots after midnight. partly cloudy with a chance of showers and
thunderstorms. waves 2 to 4 feet. 
.wednesday...northeast winds 5 to 15 knots backing northwest in the
late morning and afternoon. sunny. waves around 1 foot. 
.wednesday night...northeast winds 5 to 10 knots veering southeast
in the late evening and overnight. mostly clear. waves 1 foot or
less. 
.thursday...south winds 5 to 15 knots veering southwest in the late
morning and afternoon. sunny. waves 1 foot or less. 
.friday...southwest winds 10 to 20 knots increasing to 20 to
25 knots early in the afternoon. partly sunny with a chance of rain
showers. waves 2 to 4 feet. 
.saturday...northwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 180458
nshgrr
expires:202608180800;;916686

nearshore marine forecast
national weather service grand rapids mi
1258 am edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz845-180800-
south haven to holland mi-
1258 am edt tue aug 18 2026

.rest of tonight...southwest winds 10 to 15 knots. mostly clear.
waves around 1 foot. 
.tuesday...southwest winds 15 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.tuesday night...southwest winds 15 to 20 knots veering northwest
10 to 15 knots after midnight. rain showers likely and a chance of
thunderstorms. waves 2 to 4 feet. 
.wednesday...north winds around 10 knots backing northwest early in
the afternoon. mostly sunny. waves 1 to 3 feet. 
.wednesday night...north winds 10 to 15 knots veering northeast 5 to
10 knots in the late evening and early morning, then veering east
after midnight. mostly clear. waves around 1 foot. 
.thursday...east winds 5 to 10 knots backing northwest early in the
afternoon. sunny. waves less than 1 foot. 
.friday...southwest winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.saturday...northwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 

$$

fzus53 kiwx 180143
nshiwx
expires:202608180815;;910213

nearshore marine forecast
national weather service northern indiana
943 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz046-180815-
michigan city in to new buffalo mi-
943 pm edt mon aug 17 2026

.overnight...northwest winds around 5 knots becoming southwest 5 
to 10 knots. mostly clear. waves around 1 foot. 
.tuesday...southwest winds 5 to 10 knots. sunny in the morning,
then becoming partly sunny. waves around 1 foot. 
.tuesday night...southwest winds 5 to 10 knots becoming west.
showers likely with a chance of thunderstorms. waves 1 to 2 feet.
.wednesday...northwest winds 5 to 10 knots becoming north. a
chance of showers in the morning. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 70 degrees and at michigan
city is 62 degrees.

$$

fzus53 kiwx 180143
nshiwx
expires:202608180815;;910214

nearshore marine forecast
national weather service northern indiana
943 pm edt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz043-180815-
new buffalo mi to st joseph mi-
943 pm edt mon aug 17 2026

.overnight...northwest winds 10 knots or less becoming
west 5 to 10 knots. mostly clear. waves around 1 foot. 
.tuesday...west winds 5 to 10 knots becoming southwest. sunny in
the morning, then becoming partly sunny. waves 1 to 2 feet. 
.tuesday night...southwest winds around 10 knots becoming west.
showers likely with a chance of thunderstorms. waves 1 to 2 feet.
.wednesday...northwest winds 5 to 10 knots becoming north. a
chance of showers in the morning. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 70 degrees and at michigan
city is 62 degrees.

$$

fzus53 klot 180219
nshlot
expires:202608180915;;911793

nearshore marine forecast
national weather service chicago/romeoville il
919 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz740>742-180915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
919 pm cdt mon aug 17 2026

.rest of tonight...south winds 10 to 15 kt becoming west late. 
mostly clear. waves 1 to 2 ft. 
.tuesday...west winds 10 to 15 kt increasing to 15 to 20 kt in the
afternoon. chance of showers and thunderstorms in the afternoon. 
waves 1 to 2 ft. 
.tuesday night...west winds 10 to 15 kt becoming northwest 
overnight. chance of showers and thunderstorms. waves 1 to 2 ft. 
.wednesday...northwest winds around 10 kt becoming northeast in
the afternoon. partly cloudy. waves 1 to 2 ft.  

$$

fzus53 klot 180219
nshlot
expires:202608180915;;911794

nearshore marine forecast
national weather service chicago/romeoville il
919 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz743>745-180915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
919 pm cdt mon aug 17 2026

.rest of tonight...southwest winds 5 to 10 kt increasing to 10 to
15 kt late. mostly clear. waves 1 to 2 ft. 
.tuesday...southwest winds 10 to 15 kt. slight chance of showers
and thunderstorms in the afternoon. waves 1 to 2 ft. 
.tuesday night...southwest winds 10 to 15 kt becoming northwest
overnight. chance of showers and thunderstorms. waves 1 to 2 ft. 
.wednesday...northwest winds around 10 kt becoming north in the
afternoon. slight chance of showers and thunderstorms in the
morning. waves 1 to 2 ft.  

$$

fzus53 kmkx 180410
nshmkx
expires:202608181000;;915337

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz646-181000-
wind point wi to winthrop harbor il-
1110 pm cdt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
early in the morning. mostly clear. waves around 1 foot. 
.tuesday...west wind 10 to 15 knots backing southwest in the late
morning and afternoon. showers likely and a chance of
thunderstorms in the afternoon. waves around 1 foot. 
.tuesday night...southwest wind 10 to 15 knots veering west late
in the evening, then becoming west 10 to 15 knots after midnight
becoming northwest 5 to 10 knots early in the morning. showers
likely and a chance of thunderstorms through the night. waves
around 1 foot. 
.wednesday...northwest wind 5 to 10 knots veering northeast late
in the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kmkx 180410
nshmkx
expires:202608181000;;915334

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz643-181000-
sheboygan to port washington wi-
1110 pm cdt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
early in the morning. partly cloudy. waves around 1 foot. 
.tuesday...southwest wind 10 to 15 knots with gusts to around
20 knots veering west with gusts to around 20 knots late in the
afternoon. chance of showers and thunderstorms in the afternoon.
waves around 1 foot. 
.tuesday night...west wind 10 to 15 knots veering north early in
the morning. chance of showers and thunderstorms through around
midnight, then slight chance of showers after midnight. waves
around 1 foot. 
.wednesday...north wind 5 to 10 knots veering east late in the
afternoon. sunny. waves around 1 foot. 

$$

fzus53 kmkx 180410
nshmkx
expires:202608181000;;915335

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz644-181000-
port washington to north point light wi-
1110 pm cdt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
early in the morning. partly cloudy. waves around 1 foot. 
.tuesday...southwest wind 10 to 15 knots with gusts to around
20 knots veering west late in the afternoon. showers likely and a
chance of thunderstorms in the afternoon. waves around 1 foot. 
.tuesday night...southwest wind 10 to 15 knots veering west late
in the evening, then becoming northwest 5 to 10 knots after
midnight. chance of showers and thunderstorms through around
midnight, then slight chance of showers and thunderstorms after
midnight. waves around 1 foot. 
.wednesday...north wind 5 to 10 knots veering east late in the
afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kmkx 180410
nshmkx
expires:202608181000;;915336

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt mon aug 17 2026

for waters within five nautical miles of shore on lake michigan


lmz645-181000-
north point light to wind point wi-
1110 pm cdt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
early in the morning. mostly clear. waves around 1 foot. 
.tuesday...west wind 10 to 15 knots backing southwest in the late
morning and afternoon. showers likely and a chance of
thunderstorms in the afternoon. waves around 1 foot. 
.tuesday night...southwest wind 10 to 15 knots veering west late
in the evening, then veering northwest after midnight easing to
5 to 10 knots early in the morning. showers likely through around
midnight. chance of thunderstorms through the night. chance of
showers after midnight. waves around 1 foot. 
.wednesday...north wind 5 to 10 knots veering northeast late in
the afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912919

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz221-180800-
green bay north of line from cedar river mi to rock island
passage-
1101 pm edt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
late. partly cloudy by midnight, then mostly cloudy with a chance
of showers and a slight chance of thunderstorms late. waves 1 to
2 feet. 
.tuesday...west wind 5 to 15 knots veering north 10 to 15 knots
late. partly cloudy. a slight chance of showers and thunderstorms
through mid morning, then a chance of showers and thunderstorms
by late morning. waves 1 to 2 feet. 
.tuesday night...north wind 5 to 15 knots backing northwest less
than 10 knots after midnight. partly cloudy with a slight chance
of showers and thunderstorms in the evening, then clear after
midnight. waves building to 1 to 2 feet. 
.wednesday...west wind less than 10 knots. sunny. waves calm to
1 foot. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912929

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz251-180800-
grand marais to whitefish point mi-
1101 pm edt mon aug 17 2026

.rest of tonight...south wind 10 to 15 knots veering southwest
late. partly cloudy by midnight, then cloudy with a chance of
showers late. waves calm to 1 foot building to 1 to 2 feet. 
.tuesday...west wind 10 to 15 knots. partly cloudy. a slight
chance of showers and thunderstorms through early afternoon.
waves building to 2 to 3 feet. 
.tuesday night...west wind 5 to 15 knots. mostly clear. waves
subsiding to 1 to 2 feet. 
.wednesday...west wind 10 to 15 knots veering northwest in the
afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912928

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz250-180800-
munising to grand marais mi-
1101 pm edt mon aug 17 2026

.rest of tonight...south wind 10 to 15 knots veering southwest
late. mostly cloudy. a chance of showers and a slight chance of
thunderstorms late. waves calm to 1 foot building to 1 to 2 feet.
.tuesday...west wind 10 to 15 knots veering northwest 5 to
15 knots by late morning. gusts up to 22 knots. partly cloudy. a
slight chance of showers through mid morning, then a slight
chance of showers and thunderstorms by late morning. waves
building to 2 to 3 feet, then subsiding to 1 to 2 feet. 
.tuesday night...west wind 5 to 15 knots. mostly clear. waves
1 to 2 feet. 
.wednesday...northwest wind less than 10 knots. sunny. waves 1 to
2 feet. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912927

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz249-180800-
marquette to munising mi-
1101 pm edt mon aug 17 2026

.rest of tonight...south wind 10 to 15 knots veering southwest
late. mostly cloudy. a chance of showers and a slight chance of
thunderstorms late. waves calm to 1 foot. 
.tuesday...west wind 10 to 15 knots veering north 5 to 15 knots
late. gusts up to 24 knots. mostly sunny. a slight chance of
showers through mid morning, then a chance of showers and a
slight chance of thunderstorms by late morning. waves building to
2 to 4 feet, then subsiding to 1 to 2 feet. 
.tuesday night...west wind 5 to 15 knots. clear. waves 1 to
2 feet. 
.wednesday...northwest wind 10 to 15 knots veering north 5 to
15 knots in the afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912926

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz248-180800-
huron islands to marquette mi-
1101 pm edt mon aug 17 2026

...small craft advisory in effect from 4 am edt tuesday through
tuesday afternoon...

.rest of tonight...southwest wind 10 to 15 knots veering west
late. gusts up to 25 knots. mostly cloudy. a slight chance of
showers by midnight, then a chance of showers late. waves calm to
1 foot building to 1 to 2 feet. 
.tuesday...northwest wind 10 to 20 knots. partly cloudy through
early afternoon then clearing. a slight chance of showers through
early afternoon. waves building to 2 to 3 feet, then subsiding to
1 to 2 feet. 
.tuesday night...west wind 10 to 15 knots. clear. waves 1 to
2 feet. 
.wednesday...northwest wind 10 to 15 knots veering north in the
afternoon. sunny. waves building to 1 to 2 feet. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912925

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz247-180800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1101 pm edt mon aug 17 2026

...small craft advisory in effect from 4 am to 8 am edt tuesday...

.rest of tonight...southwest wind 10 to 15 knots veering west
late. gusts up to 24 knots. mostly cloudy. a chance of showers
and a slight chance of thunderstorms by midnight, then a slight
chance of showers late. waves calm to 1 foot building to 1 to
2 feet. 
.tuesday...northwest wind 10 to 15 knots with gusts up to
22 knots. partly cloudy through early afternoon then clearing. a
slight chance of showers through mid morning. waves 1 to 2 feet. 
.tuesday night...west wind less than 10 knots with gusts up to
18 knots. clear. waves calm to 1 foot. 
.wednesday...west wind less than 10 knots veering northwest 5 to
15 knots in the afternoon. sunny. waves calm to 1 foot. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912924

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz246-180800-
point isabelle to lower entrance of portage canal mi-
1101 pm edt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
late. gusts up to 23 knots. cloudy with a chance of showers and a
slight chance of thunderstorms by midnight, then partly cloudy
with a slight chance of showers late. waves calm to 1 foot
building to 1 to 2 feet. 
.tuesday...northwest wind 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 
.tuesday night...west wind less than 10 knots with gusts up to
18 knots. mostly clear. waves calm to 1 foot. 
.wednesday...northwest wind less than 10 knots with gusts up to
18 knots. sunny. waves calm to 1 foot. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912923

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz244-245-180800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1101 pm edt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
late. gusts up to 22 knots. mostly cloudy. a chance of showers
and a slight chance of thunderstorms by midnight. waves 1 to
2 feet building to 2 to 3 feet. 
.tuesday...northwest wind 10 to 15 knots backing west late. gusts
up to 22 knots. mostly sunny. waves subsiding to 1 to 2 feet. 
.tuesday night...west wind 10 to 15 knots veering northwest less
than 10 knots after midnight. mostly clear. waves building to
2 to 3 feet, then subsiding to 1 to 2 feet. 
.wednesday...northwest wind less than 10 knots. sunny. waves 1 to
2 feet. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912922

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz242-243-180800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1101 pm edt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots veering west
late. gusts up to 23 knots. mostly cloudy. a chance of showers
and a slight chance of thunderstorms by midnight, then a slight
chance of showers late. waves 1 to 2 feet building to 2 to
3 feet. 
.tuesday...northwest wind 10 to 15 knots backing west late. gusts
up to 22 knots. mostly sunny. waves subsiding to 1 to 2 feet. 
.tuesday night...west wind 10 to 15 knots diminishing to less
than 10 knots after midnight. gusts up to 22 knots. mostly clear.
waves 1 to 2 feet. 
.wednesday...northwest wind less than 10 knots backing west in
the afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912921

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lsz240-241-180800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 pm edt mon aug 17 2026 /1001 pm cdt mon aug 17 2026/

.rest of tonight...southwest wind 10 to 15 knots veering west
late. mostly cloudy with a chance of showers and a slight chance
of thunderstorms by midnight, then partly cloudy with a slight
chance of showers late. waves calm to 1 foot building to 2 to
3 feet. 
.tuesday...northwest wind 5 to 15 knots backing southwest less
than 10 knots late. partly cloudy through early afternoon then
clearing. waves subsiding to 1 to 2 feet. 
.tuesday night...southwest wind less than 10 knots veering west
after midnight. clear. waves calm to 1 foot. 
.wednesday...west wind less than 10 knots. sunny. waves calm to
1 foot. 

$$

fzus53 kmqt 180301
nshmqt
expires:202608180800;;912920

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 17 2026

for waters within five nautical miles of shore

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.


lmz248-250-180800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
1101 pm edt mon aug 17 2026

.rest of tonight...southwest wind 10 to 15 knots. partly cloudy
by midnight, then mostly cloudy with a slight chance of showers
and thunderstorms late. waves 1 to 2 feet. 
.tuesday...west wind 10 to 15 knots veering north late. partly
cloudy. a slight chance of showers and thunderstorms through mid
morning, then a chance of showers and thunderstorms by late
morning. waves 1 to 2 feet. 
.tuesday night...north wind 5 to 15 knots backing northwest less
than 10 knots after midnight. partly cloudy with a slight chance
of showers and thunderstorms in the evening, then clear after
midnight. waves building to 1 to 2 feet. 
.wednesday...west wind less than 10 knots. sunny. waves calm to
1 foot. 

$$