fzus53 kapx 190217
nshapx
expires:202509191030;;223843

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lmz342-191030-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. partly cloudy early in the
evening then becoming mostly cloudy. waves 2 feet or less. 
.friday...east wind 10 to 15 knots. mostly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. partly cloudy. waves
2 to 3 feet. 
.saturday...east wind 10 to 20 knots. partly sunny. waves 2 to
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223845

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lmz344-345-191030-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
1017 pm edt thu sep 18 2025

.overnight...northeast wind 10 to 15 knots becoming east 5 to
10 knots after midnight. mostly cloudy. waves 2 feet or less. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 
.friday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.saturday...southeast wind 5 to 10 knots. chance of showers.
waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223846

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lmz346-191030-
manistee to point betsie mi-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. mostly cloudy. waves 2 feet
or less. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 
.friday night...east wind 10 to 15 knots. chance of showers.
waves 2 feet or less. 
.saturday...southeast wind 5 to 10 knots. chance of showers.
waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223848

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lhz347-191030-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. mostly cloudy. waves 2 feet
or less. 
.friday...east wind 5 to 10 knots. mostly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. mostly clear. waves
3 to 5 feet. 
.saturday...southeast wind 10 to 20 knots. mostly sunny. waves
4 to 6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223849

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lhz348-191030-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. mostly cloudy. waves 2 feet
or less. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 
.friday night...east wind 10 to 15 knots. partly cloudy. waves
3 to 5 feet. 
.saturday...southeast wind 10 to 20 knots. mostly sunny. waves
3 to 5 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223850

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lhz349-191030-
sturgeon pt to alabaster mi-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. mostly cloudy. waves 2 feet
or less. 
.friday...northeast wind 10 to 15 knots. mostly cloudy. waves
2 to 3 feet. 
.friday night...east wind 10 to 15 knots. partly cloudy. waves
2 to 4 feet. 
.saturday...southeast wind 10 to 15 knots. mostly sunny. waves
2 to 4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223844

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lmz323-191030-
grand traverse bay south of a line grand traverse light to
norwood mi-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. mostly cloudy. waves 2 feet
or less. 
.friday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less. 
.friday night...east wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.saturday...southeast wind 5 to 10 knots. chance of showers.
waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223839

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lsz321-191030-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.friday...northeast wind 5 to 10 knots. sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less. 
.saturday...southeast wind 10 to 15 knots. mostly sunny. waves
2 to 3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223840

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lsz322-191030-
st. marys river point iroquois to e. potagannissing bay-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. partly cloudy. 
.friday...east wind 5 to 10 knots. sunny.
.friday night...east wind 10 to 15 knots. mostly clear. 
.saturday...southeast wind 10 to 15 knots. mostly sunny. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223847

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lhz345-191030-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. partly cloudy early in the
evening then becoming mostly cloudy. waves 2 feet or less. 
.friday...east wind 10 to 15 knots. mostly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. partly cloudy. waves
2 to 3 feet. 
.saturday...east wind 10 to 20 knots. partly sunny. waves 3 to
5 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223841

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lhz346-191030-
st ignace to false detour channel-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. partly cloudy early in the
evening then becoming mostly cloudy. waves 2 feet or less. 
.friday...east wind 5 to 10 knots. mostly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. mostly clear. waves
2 to 4 feet. 
.saturday...southeast wind 10 to 20 knots. mostly sunny. waves
4 to 6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 190217
nshapx
expires:202509191030;;223842

nearshore marine forecast
national weather service gaylord mi
1017 pm edt thu sep 18 2025

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.


lmz341-191030-
seul choix point to 5nm west of mackinac bridge-
1017 pm edt thu sep 18 2025

.overnight...east wind 5 to 10 knots. partly cloudy early in the
evening then becoming mostly cloudy. waves 2 feet or less. 
.friday...east wind 10 to 15 knots. mostly sunny. waves 2 feet or
less. 
.friday night...east wind 10 to 15 knots. partly cloudy. waves
2 to 3 feet. 
.saturday...east wind 10 to 20 knots. partly sunny. waves 2 to
4 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus51 kbuf 190203
nshbuf
expires:202509190900;;223041

nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu sep 18 2025

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.


loz045-190900-
mexico bay to the saint lawrence river along lake ontario-
1003 pm edt thu sep 18 2025

.rest of tonight...north winds 10 to 15 knots increasing to 15 to
20 knots. mostly cloudy. waves 2 feet or less. 
.friday...north winds 5 to 15 knots. sunny. waves 2 feet or less.
.friday night...north winds 5 to 15 knots becoming northeast.
mainly clear. waves 1 foot or less. 
.saturday...northeast winds 5 to 15 knots. sunny. waves 1 foot or
less. 
.saturday night...northeast winds 5 to 15 knots becoming
southeast. mainly clear in the evening, then becoming partly
cloudy. waves 1 foot or less. 
.sunday...southeast winds 15 to 20 knots becoming south. a chance
of showers sunday night. waves 1 to 3 feet building to 2 to
4 feet. 
.monday...south winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.tuesday...southwest winds 5 to 10 knots becoming south. a chance
of showers. waves 2 feet or less. 

$$

fzus51 kbuf 190203
nshbuf
expires:202509190900;;223035

nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu sep 18 2025

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.


lez020-190900-
upper niagara river and buffalo harbor-
1003 pm edt thu sep 18 2025

.rest of tonight...north winds less than 10 knots. partly cloudy
late this evening, then becoming mostly cloudy. 
.friday...northeast winds 5 to 10 knots becoming north. becoming
mostly sunny. 
.friday night...northeast winds less than 10 knots becoming east.
mainly clear. 
.saturday...east winds 5 to 10 knots becoming northeast. sunny.
.saturday night...east winds 5 to 10 knots becoming southeast.
partly cloudy. 
.sunday...south winds 5 to 15 knots. a chance of showers sunday
night. 
.monday...south winds 5 to 10 knots becoming southwest. a chance
of showers. 
.tuesday...southwest winds 10 knots or less becoming south. a
chance of showers. 

the water temperature off buffalo is 70 degrees.

$$

fzus51 kbuf 190203
nshbuf
expires:202509190900;;223037

nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu sep 18 2025

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.


lez040-041-190900-
buffalo to ripley along lake erie-
1003 pm edt thu sep 18 2025

.rest of tonight...west winds 5 to 10 knots becoming northeast.
partly cloudy late this evening, then becoming mostly cloudy.
waves 2 feet or less. 
.friday...northeast winds 5 to 10 knots. mostly cloudy in the
morning, then clearing. waves 2 feet or less. 
.friday night...northeast winds 5 to 10 knots becoming east.
mainly clear. waves 2 feet or less. 
.saturday...east winds 10 to 15 knots becoming northeast 15 to
20 knots. sunny. waves 1 to 3 feet. 
.saturday night...northeast winds 15 to 20 knots becoming
southeast 10 to 15 knots. partly cloudy. waves 1 to 3 feet. 
.sunday...south winds 15 to 25 knots. a chance of showers sunday
night. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers. waves 1 to 3 feet subsiding to
1 foot or less. 
.tuesday...southwest winds 10 knots or less becoming south. a
chance of showers. waves 1 foot or less. 

$$

fzus51 kbuf 190203
nshbuf
expires:202509190900;;223038

nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu sep 18 2025

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.


loz042-190900-
niagara river to hamlin beach along lake ontario-
1003 pm edt thu sep 18 2025

.rest of tonight...north winds 10 to 15 knots becoming northeast.
mostly cloudy. waves 1 to 3 feet. 
.friday...northeast winds 5 to 15 knots diminishing to less than
10 knots. becoming mostly sunny. waves 1 to 3 feet. 
.friday night...east winds 10 knots or less increasing to 10 to
15 knots. mainly clear. waves 1 to 3 feet. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots. sunny. waves 2 to 4 feet building to 3 to 5 feet. waves
occasionally around 6 feet. 
.saturday night...east winds 15 to 20 knots becoming southeast
10 to 15 knots. partly cloudy. waves 3 to 5 feet subsiding to
1 to 3 feet. waves occasionally around 6 feet. 
.sunday...southeast winds 10 to 15 knots becoming south. a chance
of showers sunday night. waves 2 feet or less. 
.monday...southwest winds 5 to 15 knots. a chance of showers.
waves 2 feet or less. 
.tuesday...west winds 5 to 10 knots becoming north. a chance of
showers. waves 1 foot or less. 

$$

fzus51 kbuf 190203
nshbuf
expires:202509190900;;223039

nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu sep 18 2025

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.


loz043-190900-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
1003 pm edt thu sep 18 2025

.rest of tonight...northwest winds 10 to 15 knots becoming
northeast. mostly cloudy. waves 1 to 3 feet building to 2 to
4 feet. 
.friday...northeast winds 5 to 15 knots becoming north less than
10 knots. mostly cloudy in the morning, then clearing. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.friday night...northeast winds 10 knots or less becoming east
10 to 15 knots. mainly clear. waves 2 feet or less building to
2 to 3 feet. 
.saturday...east winds 10 to 15 knots becoming northeast. sunny.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.saturday night...east winds 10 to 15 knots becoming southeast.
mainly clear in the evening, then becoming partly cloudy. waves
1 to 3 feet. 
.sunday...southeast winds 10 to 15 knots becoming south 15 to
20 knots. a chance of showers sunday night. waves 2 feet or less.
.monday...south winds 5 to 15 knots becoming southwest. a chance
of showers. waves 2 feet or less. 
.tuesday...southwest winds 10 knots or less. a chance of showers.
waves 1 foot or less. 

the water temperature off rochester is 52 degrees.

$$

fzus51 kbuf 190203
nshbuf
expires:202509190900;;223040

nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu sep 18 2025

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.


loz044-190900-
sodus bay to mexico bay along lake ontario-
1003 pm edt thu sep 18 2025

.rest of tonight...north winds 10 to 15 knots increasing to 15 to
20 knots. partly cloudy late this evening, then becoming mostly
cloudy. waves 1 to 3 feet building to 2 to 4 feet. 
.friday...north winds 15 to 20 knots diminishing to 5 to
15 knots. becoming mostly sunny. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.friday night...north winds 5 to 15 knots becoming northeast.
mainly clear. waves 1 to 3 feet. 
.saturday...northeast winds 5 to 10 knots. sunny. waves 2 feet or
less. 
.saturday night...northeast winds 5 to 15 knots becoming
southeast. mainly clear in the evening, then becoming partly
cloudy. waves 2 feet or less. 
.sunday...southeast winds 10 to 15 knots becoming south 15 to
20 knots. partly to mostly cloudy. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers. waves 2 feet or less. 
.tuesday...southwest winds 10 knots or less becoming south. a
chance of showers. waves 1 foot or less. 

$$

fzus51 kcle 190138
nshcle
expires:202509190815;;222311

nearshore marine forecast
national weather service cleveland oh
938 pm edt thu sep 18 2025

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.


lez144>146-190815-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-
938 pm edt thu sep 18 2025

.overnight...light and variable winds. mostly clear. waves
1 foot or less. 
.friday...northeast winds 10 knots or less increasing to 10 to
15 knots. mostly sunny. waves 2 feet or less. 
.friday night...northeast winds 10 to 15 knots becoming east.
mostly clear. waves 1 to 3 feet. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots. mostly sunny. waves 1 to 3 feet building to 2 to
4 feet. 

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 71 degrees, off cleveland 70
degrees, and off erie 70 degrees.

$$

fzus51 kcle 190138
nshcle
expires:202509190815;;222312

nearshore marine forecast
national weather service cleveland oh
938 pm edt thu sep 18 2025

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.


lez147>149-190815-
willowick to geneva-on-the lake oh-geneva-on-the-
lake to conneaut oh-conneaut oh to ripley ny-
938 pm edt thu sep 18 2025

.overnight...west winds 5 to 10 knots becoming northeast.
partly cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots. mostly sunny. waves
2 feet or less. 
.friday night...northeast winds 5 to 15 knots becoming east.
mostly clear. waves 2 feet or less. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots. mostly sunny. waves 1 to 3 feet building to 2 to
4 feet. 

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 71 degrees, off cleveland 70
degrees, and off erie 70 degrees.

$$

fzus51 kcle 190138
nshcle
expires:202509190815;;222310

nearshore marine forecast
national weather service cleveland oh
938 pm edt thu sep 18 2025

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.


lez142-143-190815-
maumee bay to reno beach oh-reno beach to the islands oh-
938 pm edt thu sep 18 2025

.overnight...southeast winds 10 knots or less becoming
northeast. mostly clear. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east. mostly
sunny. waves 2 feet or less. 
.friday night...east winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots. partly sunny. waves 1 to 3 feet building to 2 to
4 feet. 

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 71 degrees, off cleveland 70
degrees, and off erie 70 degrees.

$$

fzus53 kdlh 190318
nshdlh
expires:202509191015;;225923

nearshore marine forecast
national weather service duluth mn
1018 pm cdt thu sep 18 2025

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.


lsz121-191015-
chequamegon bay-bayfield to oak point wi-
1018 pm cdt thu sep 18 2025

...small craft advisory in effect until 7 am cdt friday...

.rest of tonight...northeast wind 15 to 20 knots. gusts up to
25 knots in the late evening and early morning. chance of rain
showers late in the evening. slight chance of thunderstorms
through the night. slight chance of rain showers after midnight.
waves 1 to 2 feet building to 1 to 3 feet after midnight. 
.friday...northeast wind 15 to 20 knots. gusts up to 25 knots in
the afternoon. chance of rain showers and slight chance of
thunderstorms. waves 1 to 3 feet. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots after midnight. rain showers
likely and chance of thunderstorms. waves 1 to 3 feet. 
.saturday...southeast wind 5 to 10 knots easing to 5 knots in the
afternoon. chance of rain showers in the morning. slight chance
of thunderstorms through the day. rain showers likely in the
afternoon. waves 1 foot or less. 

$$

fzus53 kdlh 190318
nshdlh
expires:202509191015;;225924

nearshore marine forecast
national weather service duluth mn
1018 pm cdt thu sep 18 2025

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.


lsz148-191015-
oak point to saxon harbor wi-
1018 pm cdt thu sep 18 2025

...small craft advisory in effect until 7 am cdt friday...

.rest of tonight...east wind 15 to 20 knots. gusts up to 25 knots
in the late evening and early morning. chance of rain showers
late in the evening. slight chance of thunderstorms through the
night. slight chance of rain showers after midnight. waves 4 to
6 feet. waves occasionally to 8 feet. 
.friday...east wind 15 to 20 knots. gusts up to 25 knots in the
afternoon. chance of rain showers and slight chance of
thunderstorms. waves 4 to 6 feet. waves occasionally to 8 feet. a
small craft advisory may be needed. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots early in the morning. rain
showers likely and chance of thunderstorms. waves 4 to 6 feet
subsiding to 1 to 3 feet. waves occasionally to 8 feet. a small
craft advisory may be needed. 
.saturday...southeast wind 5 to 10 knots. chance of rain showers
in the morning. slight chance of thunderstorms through the day.
rain showers likely in the afternoon. waves 1 to 2 feet. 

$$

fzus53 kdlh 190318
nshdlh
expires:202509191015;;225922

nearshore marine forecast
national weather service duluth mn
1018 pm cdt thu sep 18 2025

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.


lsz147-191015-
sand island to bayfield wi-
1018 pm cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.rest of tonight...east wind 15 to 20 knots with gusts to around
25 knots. slight chance of showers and thunderstorms. waves 3 to
5 feet. 
.friday...east wind 15 to 20 knots with gusts to around 25 knots.
chance of rain showers and slight chance of thunderstorms. waves
4 to 6 feet. waves occasionally to 8 feet. 
.friday night...east wind 15 to 20 knots. gusts up to 25 knots
decreasing to 20 knots after midnight. chance of rain showers in
the evening. slight chance of thunderstorms through the night.
rain showers likely after midnight. waves 4 to 6 feet subsiding
to 2 to 4 feet early in the morning. waves occasionally to
8 feet. 
.saturday...east wind 5 to 10 knots. chance of rain showers in
the morning. slight chance of thunderstorms through the day. rain
showers likely in the afternoon. waves 1 to 2 feet. 

$$

fzus53 kdlh 190318
nshdlh
expires:202509191015;;225921

nearshore marine forecast
national weather service duluth mn
1018 pm cdt thu sep 18 2025

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.


lsz146-191015-
port wing to sand island wi-
1018 pm cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.rest of tonight...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 25 knots after midnight. slight chance of
showers and thunderstorms. waves 3 to 5 feet. 
.friday...east wind 15 to 20 knots with gusts to around 25 knots.
chance of rain showers and slight chance of thunderstorms. waves
4 to 6 feet. waves occasionally to 8 feet. 
.friday night...east wind 15 to 20 knots. gusts up to 30 knots.
rain showers likely and chance of thunderstorms. waves 4 to
6 feet subsiding to 2 to 4 feet early in the morning. waves
occasionally to 8 feet. 
.saturday...east wind 5 to 10 knots. chance of rain showers in
the morning. slight chance of thunderstorms through the day. rain
showers likely in the afternoon. waves 1 to 3 feet. 

$$

fzus53 kdlh 190318
nshdlh
expires:202509191015;;225920

nearshore marine forecast
national weather service duluth mn
1018 pm cdt thu sep 18 2025

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.


lsz144-145-191015-
two harbors to duluth mn-duluth mn to port wing wi-
1018 pm cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.rest of tonight...northeast wind 15 to 20 knots with gusts to
around 30 knots. chance of rain showers and slight chance of
thunderstorms. waves 4 to 6 feet. waves occasionally to 7 feet. 
.friday...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. chance of rain
showers and slight chance of thunderstorms. waves 4 to 6 feet.
waves occasionally to 8 feet. 
.friday night...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 20 knots. rain showers likely and chance
of thunderstorms. waves 4 to 7 feet subsiding to 3 to 5 feet
early in the morning. waves occasionally to 9 feet. 
.saturday...east wind 5 to 10 knots. chance of rain showers in
the morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet in the late morning and afternoon. 

$$

fzus53 kdlh 190318
nshdlh
expires:202509191015;;225919

nearshore marine forecast
national weather service duluth mn
1018 pm cdt thu sep 18 2025

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.


lsz142-143-191015-
taconite harbor to silver bay harbor mn-
silver bay harbor to two harbors mn-
1018 pm cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.rest of tonight...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 25 knots toward daybreak. slight chance of
showers and thunderstorms. waves 3 to 5 feet. waves occasionally
to 7 feet. 
.friday...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. slight chance of
thunderstorms in the morning. chance of rain showers through the
day. waves 4 to 7 feet. waves occasionally to 9 feet. 
.friday night...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 20 knots. chance of rain showers in the
evening. slight chance of thunderstorms through the night. rain
showers likely after midnight. waves 4 to 7 feet subsiding to
3 to 5 feet early in the morning. waves occasionally to 10 feet. 
.saturday...east wind 10 to 15 knots. gusts up to 20 knots until
late afternoon. chance of rain showers in the morning. slight
chance of thunderstorms through the day. rain showers likely in
the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet in the
afternoon. a small craft advisory may be needed. 

$$

fzus53 kdlh 190318
nshdlh
expires:202509191015;;225918

nearshore marine forecast
national weather service duluth mn
1018 pm cdt thu sep 18 2025

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.


lsz140-141-191015-
grand portage to grand marais mn-
grand marais to taconite harbor mn-
1018 pm cdt thu sep 18 2025

...small craft advisory in effect through late friday night...

.rest of tonight...northeast wind 10 to 15 knots. gusts up to
20 knots increasing to 25 knots toward daybreak. mostly cloudy.
waves 2 to 4 feet. 
.friday...east wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. slight chance of
rain showers. waves 4 to 6 feet. waves occasionally to 8 feet. 
.friday night...east wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. slight chance of rain showers in the
evening, then chance of rain showers after midnight. waves 4 to
6 feet. waves occasionally to 8 feet. 
.saturday...east wind 10 to 15 knots with gusts to around
20 knots. chance of rain showers through the day. slight chance
of thunderstorms in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet late in the afternoon. a small craft advisory may be
needed. 

$$

fzus53 kdtx 190139
nshdtx
expires:202509191000;;222317

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
939 pm edt thu sep 18 2025

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.


lhz442-191000-
harbor beach to port sanilac mi-
939 pm edt thu sep 18 2025

.rest of tonight...northeast winds 10 to 15 knots diminishing to
5 to 10 knots after midnight, then increasing to 10 to 15 knots
early in the morning. partly cloudy. waves 2 feet or less. 
.friday...northeast winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. partly cloudy until late
afternoon then clearing. waves 1 to 3 feet. 
.friday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots after midnight. mostly clear. waves 2 to 4 feet. 
.saturday...southeast winds 15 to 20 knots becoming east 10 to
15 knots early in the afternoon. mostly sunny. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the afternoon. 

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

$$

fzus53 kdtx 190139
nshdtx
expires:202509191000;;222319

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
939 pm edt thu sep 18 2025

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.


lez444-191000-
michigan waters of lake erie from detroit river to north cape mi-
939 pm edt thu sep 18 2025

.rest of tonight...light and variable winds becoming northeast
5 to 10 knots after midnight. mostly clear. waves 2 feet or less.
.friday...northeast winds 5 to 10 knots becoming east 10 to
15 knots early in the afternoon. partly cloudy early in the
morning then clearing. waves 2 feet or less. 
.friday night...east winds 10 to 15 knots. mostly clear. waves
1 to 3 feet. 
.saturday...east winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. partly cloudy. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 

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

the water temperature at belle isle is 72 degrees.

$$

fzus53 kdtx 190139
nshdtx
expires:202509191000;;222315

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
939 pm edt thu sep 18 2025

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.


lhz421-191000-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
939 pm edt thu sep 18 2025

.rest of tonight...northeast winds 10 to 15 knots diminishing to
5 to 10 knots after midnight, then increasing to 10 to 15 knots
early in the morning. partly cloudy. waves 2 feet or less. 
.friday...northeast winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly cloudy early in the
morning becoming partly cloudy. waves 1 to 3 feet building to
2 to 4 feet early in the afternoon. 
.friday night...east winds 15 to 20 knots. mostly clear. waves
2 to 4 feet. 
.saturday...east winds 10 to 15 knots. partly cloudy. waves 2 to
4 feet subsiding to 1 to 3 feet early in the afternoon. 

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

$$

fzus53 kdtx 190139
nshdtx
expires:202509191000;;222314

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
939 pm edt thu sep 18 2025

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.


lhz422-191000-
inner saginaw bay sw of point au gres to bay port mi-
939 pm edt thu sep 18 2025

.rest of tonight...northeast winds 10 to 15 knots. partly cloudy.
waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly cloudy early in the
morning becoming partly cloudy. waves 1 to 3 feet building to
2 to 4 feet early in the afternoon. 
.friday night...east winds 15 to 20 knots. mostly clear. waves
2 to 4 feet. 
.saturday...east winds 10 to 15 knots. partly cloudy. waves 1 to
3 feet. 

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

$$

fzus53 kdtx 190139
nshdtx
expires:202509191000;;222316

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
939 pm edt thu sep 18 2025

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.


lhz441-191000-
port austin to harbor beach mi-
939 pm edt thu sep 18 2025

.rest of tonight...northeast winds 5 to 10 knots increasing to
10 to 15 knots early in the morning. partly cloudy. waves 2 feet
or less. 
.friday...northeast winds 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.friday night...east winds 15 to 20 knots. mostly clear. waves
2 to 4 feet. 
.saturday...southeast winds 10 to 15 knots. mostly sunny until
late afternoon becoming partly cloudy. waves 2 to 4 feet. 

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

$$

fzus53 kdtx 190139
nshdtx
expires:202509191000;;222318

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
939 pm edt thu sep 18 2025

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.


lhz443-191000-
port sanilac to port huron mi-
939 pm edt thu sep 18 2025

.rest of tonight...northeast winds 10 to 15 knots. partly cloudy.
waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots becoming north 15 to
20 knots early in the afternoon. partly cloudy until late
afternoon then clearing. waves 1 to 3 feet. 
.friday night...northeast winds 15 to 20 knots becoming east 10 to 15
knots after midnight. mostly clear. waves 3 to 5 feet. waves
occasionally around 7 feet. a small craft advisory may be needed.
.saturday...east winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. mostly sunny. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the afternoon. 

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

$$

fzus53 kgrb 190342
nshgrb
expires:202509191000;;226534

nearshore marine forecast
national weather service green bay wi
1042 pm cdt thu sep 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz521-522-191000-
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-
1042 pm cdt thu sep 18 2025

.rest of the night...ne wind 5 to 10 kts. mostly cloudy. waves
1 to 3 ft. 
.friday...ne wind 10 to 20 kts. mostly cloudy. waves 1 to 3 ft. 
.friday night...e wind 10 to 20 kts veering se after midnight. a
chance of rain showers. waves 1 to 3 ft. 
.saturday...se wind 10 to 20 kts decreasing to 5 to 10 kts in the
afternoon. a chance of light showers and thunderstorms. waves
2 ft or less. 

$$

fzus53 kgrb 190342
nshgrb
expires:202509191000;;226536

nearshore marine forecast
national weather service green bay wi
1042 pm cdt thu sep 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz542-543-191000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1042 pm cdt thu sep 18 2025

.rest of the night...ne wind 5 to 10 kts. patchy fog. waves 1 to
3 ft. 
.friday...ne wind 5 to 10 kts increasing to 10 to 20 kts in the
afternoon. patchy fog in the morning. waves 1 to 3 ft. 
.friday night...e wind 10 to 20 kts veering se after midnight. a
chance of light showers and thunderstorms. waves 2 to 4 ft
building to 4 to 7 ft after midnight. a small craft advisory may
be needed. 
.saturday...se wind 10 to 20 kts. a chance of light showers and
thunderstorms. waves 4 to 7 ft subsiding to 3 to 5 ft in the
afternoon. a small craft advisory may be needed. 

$$

fzus53 kgrb 190342
nshgrb
expires:202509191000;;226535

nearshore marine forecast
national weather service green bay wi
1042 pm cdt thu sep 18 2025

for waters within five nautical miles of the shore on lake michigan


lmz541-191000-
rock island passage to sturgeon bay wi-
1042 pm cdt thu sep 18 2025

.rest of the night...ne wind 5 to 10 kts. mostly cloudy. waves
1 to 3 ft. 
.friday...ne wind 10 to 20 kts. mostly cloudy. waves 1 to 3 ft
building to 2 to 4 ft in the afternoon. 
.friday night...e wind 10 to 20 kts veering se 10 to 15 kts after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 2 to 4 ft. 
.saturday...se wind 10 to 20 kts decreasing to 5 to 10 kts in the
afternoon. a chance of light showers and thunderstorms. waves
2 to 4 ft subsiding to 1 to 3 ft in the late morning and
afternoon. 

$$

fzus53 kgrr 190205
nshgrr
expires:202509190900;;223203

nearshore marine forecast
national weather service grand rapids mi
1005 pm edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz844-190900-
st joseph to south haven mi-
1005 pm edt thu sep 18 2025

.rest of tonight...northeast winds 5 to 15 knots veering east after
midnight. mostly clear. waves less than 1 foot. 
.friday...east winds 5 to 15 knots backing northeast early in the
afternoon. sunny. waves less than 1 foot. 
.friday night...northeast winds 10 to 15 knots veering east 15 to
20 knots in the late evening and overnight. partly cloudy with a
slight chance of rain showers. waves around 1 foot. 
.saturday...southeast winds 10 to 15 knots. mostly cloudy with a
chance of rain showers. waves around 1 foot. 
.saturday night...east winds around 10 knots veering southeast in
the late evening and overnight. mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. waves 1 foot or less. 
.sunday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of showers and thunderstorms.
waves 1 foot or less. 
.monday...southwest winds 10 to 15 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves around 1 foot. 
.tuesday...south winds around 10 knots veering west early in the
afternoon. mostly cloudy with a chance of rain showers. waves 1 foot
or less. 

$$

fzus53 kgrr 190205
nshgrr
expires:202509190900;;223202

nearshore marine forecast
national weather service grand rapids mi
1005 pm edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz845-190900-
south haven to holland mi-
1005 pm edt thu sep 18 2025

.rest of tonight...northeast winds 5 to 15 knots veering east after
midnight. mostly clear. waves less than 1 foot. 
.friday...east winds 10 to 15 knots backing northeast early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday night...northeast winds 10 to 15 knots veering east 15 to
25 knots in the late evening and overnight. partly cloudy with a
slight chance of rain showers. waves 1 to 2 feet. 
.saturday...southeast winds 10 to 20 knots decreasing to around
10 knots early in the afternoon. mostly cloudy with a chance of rain
showers. waves around 1 foot. 
.saturday night...southeast winds 10 to 15 knots. mostly cloudy with
a chance of rain showers and a slight chance of thunderstorms. waves
1 foot or less. 
.sunday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of showers and thunderstorms.
waves around 1 foot. 
.monday...southwest winds 10 to 15 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 1 to 2 feet. 
.tuesday...southwest winds 10 to 15 knots veering northwest early in
the afternoon. mostly cloudy. waves around 1 foot. 

$$

fzus53 kgrr 190205
nshgrr
expires:202509190900;;223201

nearshore marine forecast
national weather service grand rapids mi
1005 pm edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz846-190900-
holland to grand haven mi-
1005 pm edt thu sep 18 2025

.rest of tonight...northeast winds 10 to 15 knots veering east after
midnight. partly cloudy. waves 1 foot or less. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 20 knots increasing to 20 to
25 knots in the late evening and overnight. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet. 
.saturday...southeast winds 15 to 20 knots veering south 10 to
15 knots early in the afternoon. mostly cloudy with a chance of rain
showers. waves 1 to 2 feet. 
.saturday night...southeast winds 10 to 15 knots. mostly cloudy with
a chance of rain showers and a slight chance of thunderstorms. waves
around 1 foot. 
.sunday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of showers and thunderstorms.
waves around 1 foot. 
.monday...southwest winds around 15 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 1 to 3 feet. 
.tuesday...south winds 10 to 15 knots veering west early in the
afternoon. mostly cloudy. waves around 1 foot. 

$$

fzus53 kgrr 190205
nshgrr
expires:202509190900;;223200

nearshore marine forecast
national weather service grand rapids mi
1005 pm edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz847-190900-
grand haven to whitehall mi-
1005 pm edt thu sep 18 2025

.rest of tonight...east winds 5 to 15 knots. partly cloudy. waves
1 foot or less. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 20 knots increasing to 20 to
25 knots in the late evening and overnight. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet. 
.saturday...southeast winds 15 to 20 knots veering south 10 to
15 knots early in the afternoon. mostly cloudy with a chance of rain
showers and a slight chance of thunderstorms. waves 1 to 2 feet. 
.saturday night...southeast winds 10 to 15 knots. rain showers
likely and a slight chance of thunderstorms. waves 1 to 2 feet. 
.sunday...south winds around 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of showers and thunderstorms.
waves 1 to 2 feet. 
.monday...southwest winds around 15 knots. mostly cloudy with rain
showers likely. waves 1 to 3 feet. 
.tuesday...south winds 10 to 15 knots veering west early in the
afternoon. partly sunny. waves around 1 foot. 

$$

fzus53 kgrr 190205
nshgrr
expires:202509190900;;223199

nearshore marine forecast
national weather service grand rapids mi
1005 pm edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz848-190900-
whitehall to pentwater mi-
1005 pm edt thu sep 18 2025

.rest of tonight...northeast winds 5 to 15 knots. partly cloudy.
waves around 1 foot. 
.friday...east winds 5 to 15 knots backing northeast early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday night...east winds 15 to 25 knots. partly cloudy with a
chance of showers and thunderstorms. waves 1 to 3 feet. 
.saturday...southeast winds 15 to 20 knots veering south early in
the afternoon. mostly cloudy with a chance of rain showers and a
slight chance of thunderstorms. waves 1 to 2 feet. 
.saturday night...southeast winds 10 to 15 knots. rain showers
likely and a chance of thunderstorms. waves 1 to 2 feet. 
.sunday...south winds 10 to 15 knots becoming around 15 knots early
in the afternoon. mostly cloudy with a chance of showers and
thunderstorms. waves 1 to 2 feet. 
.monday...southwest winds 10 to 15 knots. partly sunny with a chance
of rain showers. waves 1 to 3 feet. 
.tuesday...south winds 10 to 15 knots veering northwest early in the
afternoon. partly sunny. waves around 1 foot. 

$$

fzus53 kgrr 190205
nshgrr
expires:202509190900;;223198

nearshore marine forecast
national weather service grand rapids mi
1005 pm edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz849-190900-
pentwater to manistee mi-
1005 pm edt thu sep 18 2025

.rest of tonight...northeast winds 5 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.friday...east winds 5 to 15 knots backing northeast early in the
afternoon. partly sunny. waves around 1 foot. 
.friday night...east winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. partly cloudy with a
chance of showers and thunderstorms. waves 1 to 2 feet. 
.saturday...southeast winds 10 to 20 knots veering south early in
the afternoon. mostly cloudy with a chance of showers and
thunderstorms. waves 1 to 2 feet. 
.saturday night...southeast winds 10 to 15 knots. rain showers
likely and a chance of thunderstorms. waves around 1 foot. 
.sunday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly cloudy with a chance of showers and thunderstorms.
waves 1 to 2 feet. 
.monday...southwest winds 10 to 15 knots. partly sunny with a chance
of rain showers. waves 1 to 2 feet. 
.tuesday...south winds 5 to 15 knots veering northwest early in the
afternoon. partly sunny. waves around 1 foot. 

$$

fzus53 kiwx 190234
nshiwx
expires:202509190815;;224138

nearshore marine forecast
national weather service northern indiana
1034 pm edt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz043-046-190815-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
1034 pm edt thu sep 18 2025

.overnight...northeast winds 10 knots or less becoming
east. mostly clear. waves 1 foot or less. 
.friday...southeast winds 10 knots or less becoming northeast.
sunny. waves 1 foot or less. 
.friday night...northeast winds 5 to 15 knots becoming southeast.
mostly cloudy. waves 2 feet or less. 
.saturday...southeast winds 5 to 15 knots becoming east. a chance
of showers in the afternoon. waves 1 foot or less. 

the water temperature at st. joseph is 55 degrees and at michigan
city is 57 degrees.

$$

fzus53 klot 190247
nshlot
expires:202509190915;;224612

nearshore marine forecast
national weather service chicago/romeoville il
947 pm cdt thu sep 18 2025

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>742-190915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
947 pm cdt thu sep 18 2025

.rest of tonight...northeast winds 5 to 10 kt becoming east.
patchy fog after midnight. waves 1 to 2 ft. 
.friday...east winds 5 to 10 kt. mostly sunny in the morning,
then becoming partly cloudy. waves 1 to 3 ft. 
.friday night...east winds 10 to 15 kt becoming southeast
overnight. scattered showers and thunderstorms. waves 2 to 4 ft
building to 3 to 5 ft. 
.saturday...southeast winds 10 to 15 kt. chance of showers and
thunderstorms. waves 2 to 4 ft. 

$$

fzus53 klot 190247
nshlot
expires:202509190915;;224613

nearshore marine forecast
national weather service chicago/romeoville il
947 pm cdt thu sep 18 2025

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>745-190915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
947 pm cdt thu sep 18 2025

.rest of tonight...east winds 5 to 10 kt becoming southeast. 
clear. waves 1 to 2 ft. 
.friday...southeast winds 5 to 10 kt becoming east in the
afternoon. sunny in the morning, then becoming partly cloudy.
waves 1 to 2 ft. 
.friday night...east winds 10 to 15 kt becoming southeast
overnight. isolated showers and thunderstorms. waves 1 to 2 ft.
.saturday...southeast winds 10 to 15 kt becoming east in the
afternoon. chance of showers and thunderstorms. waves 1 to 2 ft.

$$

fzus53 kmkx 190405
nshmkx
expires:202509191000;;227523

nearshore marine forecast
national weather service milwaukee/sullivan wi
1105 pm cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz646-191000-
wind point wi to winthrop harbor il-
1105 pm cdt thu sep 18 2025

.rest of tonight...northeast wind 5 to 10 knots veering east
early in the morning. partly cloudy. waves 1 to 2 feet. 
.friday...east wind 5 to 10 knots rising to 10 to 15 knots in the
late morning and early afternoon, then backing northeast late in
the afternoon. partly sunny. waves 1 to 2 feet. 
.friday night...northeast wind 10 to 15 knots veering east late
in the evening, then rising to 15 to 20 knots after midnight
becoming southeast 10 to 15 knots early in the morning. slight
chance of showers through around midnight. slight chance of
thunderstorms through the night. showers likely after midnight.
waves 1 to 3 feet building to 4 to 6 feet. 
.saturday...southeast wind 10 to 15 knots. chance of showers
through the day. chance of thunderstorms in the afternoon. waves
3 to 5 feet subsiding to 3 to 4 feet in the late morning and
afternoon. 

$$

fzus53 kmkx 190405
nshmkx
expires:202509191000;;227520

nearshore marine forecast
national weather service milwaukee/sullivan wi
1105 pm cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz643-191000-
sheboygan to port washington wi-
1105 pm cdt thu sep 18 2025

.rest of tonight...northeast wind 10 to 15 knots. patchy fog.
waves 2 to 4 feet. 
.friday...east wind 10 to 15 knots backing northeast late in the
afternoon. partly sunny. waves 2 to 4 feet subsiding to 1 to
3 feet in the late morning and afternoon. 
.friday night...northeast wind 10 to 15 knots veering east late
in the evening, then becoming southeast 15 to 20 knots after
midnight. slight chance of showers through around midnight.
slight chance of thunderstorms through the night. showers likely
after midnight. waves 3 to 4 feet building to 6 to 8 feet. 
.saturday...southeast wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. showers likely and slight chance
of thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon. waves 6 to 8 feet subsiding to
3 to 4 feet. 

$$

fzus53 kmkx 190405
nshmkx
expires:202509191000;;227521

nearshore marine forecast
national weather service milwaukee/sullivan wi
1105 pm cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz644-191000-
port washington to north point light wi-
1105 pm cdt thu sep 18 2025

.rest of tonight...northeast wind 5 to 10 knots. patchy fog after
midnight. waves 1 to 3 feet. 
.friday...northeast wind 5 to 10 knots becoming east 10 to
15 knots in the late morning and early afternoon, then backing
northeast late in the afternoon. partly sunny. waves 1 to 3 feet
building to 2 to 4 feet in the afternoon. 
.friday night...northeast wind 10 to 15 knots veering east late
in the evening, then becoming southeast 15 to 20 knots after
midnight. chance of showers through around midnight. slight
chance of thunderstorms through the night. showers likely after
midnight. waves 1 to 3 feet building to 6 to 8 feet. 
.saturday...southeast wind 15 to 20 knots easing to 10 to
15 knots in the afternoon. showers likely and slight chance of
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon. waves 5 to 7 feet subsiding to
4 to 6 feet in the late morning and early afternoon, then
subsiding to 3 to 4 feet late in the afternoon. 

$$

fzus53 kmkx 190405
nshmkx
expires:202509191000;;227522

nearshore marine forecast
national weather service milwaukee/sullivan wi
1105 pm cdt thu sep 18 2025

for waters within five nautical miles of shore on lake michigan


lmz645-191000-
north point light to wind point wi-
1105 pm cdt thu sep 18 2025

.rest of tonight...northeast wind 5 to 10 knots. partly cloudy.
waves 1 to 3 feet. 
.friday...east wind 5 to 10 knots rising to 10 to 15 knots in the
late morning and early afternoon, then backing northeast late in
the afternoon. partly sunny. waves 1 to 3 feet. 
.friday night...northeast wind 10 to 15 knots veering east late
in the evening, then becoming southeast 15 to 20 knots after
midnight. slight chance of showers through around midnight.
slight chance of thunderstorms through the night. showers likely
after midnight. waves 1 to 3 feet building to 5 to 7 feet. 
.saturday...southeast wind 15 to 20 knots easing to 10 to
15 knots in the late morning and afternoon. showers likely in the
morning, then chance of showers and thunderstorms in the
afternoon. waves 4 to 6 feet subsiding to 3 to 4 feet in the
afternoon. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225005

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz248-190800-
huron islands to marquette mi-
1101 pm edt thu sep 18 2025

.rest of tonight...east wind 5 to 15 knots. mostly cloudy. waves
1 to 2 feet. 
.friday...east wind 10 to 15 knots with gusts up to 25 knots.
partly cloudy. waves building to 2 to 4 feet. 
.friday night...east wind 10 to 15 knots veering southeast after
midnight. gusts up to 22 knots. mostly clear in the evening, then
mostly cloudy with a slight chance of showers and thunderstorms
after midnight. waves subsiding to 2 to 3 feet, then building to
2 to 4 feet. 
.saturday...southeast wind 10 to 15 knots with gusts up to
23 knots. mostly cloudy. a chance of showers and a slight chance
of thunderstorms in the morning, then a chance of showers in the
afternoon. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225004

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz247-190800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1101 pm edt thu sep 18 2025

.rest of tonight...east wind 5 to 15 knots. mostly cloudy. waves
1 to 2 feet. 
.friday...east wind 10 to 20 knots with gusts up to 27 knots.
mostly cloudy. waves building to 2 to 4 feet. 
.friday night...east wind 10 to 15 knots with gusts up to
26 knots. partly cloudy in the evening, then mostly cloudy with a
chance of showers and a slight chance of thunderstorms after
midnight. waves subsiding to 2 to 3 feet. 
.saturday...southeast wind less than 10 knots with gusts up to
23 knots. mostly cloudy. a chance of showers and a slight chance
of thunderstorms in the morning, then a chance of showers in the
afternoon. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225003

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz246-190800-
point isabelle to lower entrance of portage canal mi-
1101 pm edt thu sep 18 2025

.rest of tonight...east wind 5 to 15 knots. mostly cloudy. waves
calm to 1 foot building to 1 to 2 feet. 
.friday...east wind 10 to 15 knots with gusts up to 27 knots.
mostly cloudy. waves building to 2 to 4 feet. 
.friday night...east wind 10 to 15 knots with gusts up to
26 knots. partly cloudy in the evening, then mostly cloudy with a
chance of showers and a slight chance of thunderstorms after
midnight. waves subsiding to 2 to 3 feet, then building to 2 to
4 feet. 
.saturday...southeast wind 10 to 15 knots with gusts up to
26 knots. mostly cloudy. a chance of showers and a slight chance
of thunderstorms in the morning, then a chance of showers in the
afternoon. waves subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225002

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz244-245-190800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1101 pm edt thu sep 18 2025

.rest of tonight...east wind 10 to 15 knots. partly cloudy. waves
1 to 2 feet building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots with gusts up to 25 knots.
partly cloudy. waves 2 to 3 feet. 
.friday night...east wind 10 to 15 knots veering southeast 15 to
20 knots after midnight. partly cloudy in the evening, then
mostly cloudy with a slight chance of showers and thunderstorms
after midnight. waves building to 2 to 4 feet, then subsiding to
2 to 3 feet. 
.saturday...southeast wind 15 to 20 knots with gusts up to
29 knots. mostly cloudy with a chance of showers. waves 2 to
4 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225001

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz242-243-190800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1101 pm edt thu sep 18 2025

...small craft advisory in effect until midnight edt tonight...

.rest of tonight...east wind 10 to 15 knots. mostly cloudy. waves
1 to 2 feet. 
.friday...east wind 10 to 15 knots with gusts up to 28 knots.
mostly cloudy. a slight chance of showers through early
afternoon. waves building to 2 to 3 feet. 
.friday night...east wind 10 to 15 knots with gusts up to
27 knots. partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly cloudy with a chance of
showers and a slight chance of thunderstorms after midnight.
waves subsiding to 1 to 2 feet. 
.saturday...southeast wind 10 to 15 knots with gusts up to
24 knots. mostly cloudy with a chance of showers and a slight
chance of thunderstorms. waves 1 to 2 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225000

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz240-241-190800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 pm edt thu sep 18 2025 /1001 pm cdt thu sep 18 2025/

...small craft advisory in effect until midnight edt /11 pm cdt/
tonight...

.rest of tonight...east wind 10 to 15 knots. cloudy with a slight
chance of showers and thunderstorms. waves 2 to 4 feet subsiding
to 1 to 2 feet. 
.friday...east wind 10 to 15 knots with gusts up to 22 knots.
mostly cloudy. a chance of showers and a slight chance of
thunderstorms through early afternoon, then a slight chance of
showers and thunderstorms late. waves building to 2 to 4 feet. 
.friday night...east wind 10 to 15 knots veering southeast after
midnight. gusts up to 22 knots. mostly cloudy. a chance of
showers and a slight chance of thunderstorms in the evening, then
showers likely and a chance of thunderstorms after midnight.
waves subsiding to 1 to 2 feet. 
.saturday...southeast wind less than 10 knots. mostly cloudy. a
chance of showers and a slight chance of thunderstorms in the
morning, then showers likely and a slight chance of thunderstorms
in the afternoon. waves calm to 1 foot. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;224999

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lmz248-250-190800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
1101 pm edt thu sep 18 2025

.rest of tonight...northeast wind 10 to 15 knots veering east
late. partly cloudy by midnight then becoming mostly cloudy.
waves 1 to 2 feet. 
.friday...east wind 15 to 20 knots. partly cloudy. waves building
to 2 to 3 feet. 
.friday night...east wind 15 to 20 knots veering southeast after
midnight. mostly clear in the evening, then mostly cloudy with a
slight chance of showers and thunderstorms after midnight. waves
building to 2 to 4 feet, then subsiding to 2 to 3 feet. 
.saturday...southeast wind 10 to 15 knots. mostly cloudy with a
chance of showers and a slight chance of thunderstorms. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;224998

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lmz221-190800-
green bay north of line from cedar river mi to rock island
passage-
1101 pm edt thu sep 18 2025

.rest of tonight...northeast wind 10 to 15 knots. partly cloudy
by midnight then becoming mostly cloudy. waves 1 to 2 feet. 
.friday...east wind 10 to 20 knots. mostly cloudy. waves building
to 2 to 3 feet. 
.friday night...east wind 15 to 20 knots veering southeast 10 to
15 knots after midnight. partly cloudy in the evening, then
mostly cloudy with a slight chance of showers and thunderstorms
after midnight. waves building to 2 to 4 feet, then subsiding to
2 to 3 feet. 
.saturday...southeast wind 10 to 15 knots. mostly cloudy with a
chance of showers and a slight chance of thunderstorms. waves
subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225008

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz251-190800-
grand marais to whitefish point mi-
1101 pm edt thu sep 18 2025

.rest of tonight...east wind 10 to 15 knots. partly cloudy. waves
2 to 3 feet subsiding to 1 to 2 feet. 
.friday...east wind 10 to 15 knots backing northeast late. sunny.
waves 1 to 2 feet. 
.friday night...east wind 10 to 15 knots veering southeast 15 to
20 knots after midnight. mostly clear. waves building to 2 to
3 feet. 
.saturday...southeast wind 15 to 20 knots. partly cloudy with a
slight chance of showers and thunderstorms. waves 2 to 3 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225007

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz250-190800-
munising to grand marais mi-
1101 pm edt thu sep 18 2025

.rest of tonight...northeast wind 10 to 15 knots veering east
late. partly cloudy. waves 2 to 3 feet. 
.friday...east wind 10 to 15 knots. mostly sunny. waves subsiding
to 1 to 2 feet, then building to 2 to 3 feet. 
.friday night...east wind 10 to 15 knots veering southeast after
midnight. mostly clear. a slight chance of showers after
midnight. waves subsiding to 1 to 2 feet. 
.saturday...southeast wind 10 to 15 knots. mostly cloudy. a
slight chance of showers and thunderstorms in the morning, then a
chance of showers and a slight chance of thunderstorms in the
afternoon. waves 1 to 2 feet. 

$$

fzus53 kmqt 190301
nshmqt
expires:202509190800;;225006

nearshore marine forecast
national weather service marquette mi
1101 pm edt thu sep 18 2025

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.


lsz249-190800-
marquette to munising mi-
1101 pm edt thu sep 18 2025

.rest of tonight...northeast wind 10 to 15 knots veering east
late. partly cloudy by midnight then becoming mostly cloudy.
waves 1 to 2 feet building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots. partly cloudy. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.friday night...east wind 10 to 15 knots veering southeast after
midnight. partly cloudy. a slight chance of showers and
thunderstorms after midnight. waves subsiding to 1 to 2 feet. 
.saturday...southeast wind 10 to 15 knots. mostly cloudy. a
chance of showers and a slight chance of thunderstorms in the
morning, then a chance of showers in the afternoon. waves 1 to
2 feet. 

$$