fzus53 kapx 171845
nshapx
expires:202509180245;;147908

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lhz345-180245-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
245 pm edt wed sep 17 2025

.through early evening...west wind 5 to 10 knots. sunny. waves
2 feet or less. 
.tonight...light winds. slight chance of waterspouts. slight
chance of showers. waves 2 feet or less. 
.thursday...north wind 5 to 10 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast 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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147902

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lhz346-180245-
st ignace to false detour channel-
245 pm edt wed sep 17 2025

.through early evening...south wind 5 to 10 knots. sunny. waves
2 feet or less. 
.tonight...northwest wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.thursday...north wind 5 to 10 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast 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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147909

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lhz347-180245-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
245 pm edt wed sep 17 2025

.through early evening...east wind 5 to 10 knots. sunny. waves
2 feet or less. 
.tonight...northwest wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.thursday...northwest wind 5 to 10 knots. partly sunny. waves
2 feet or less. 
.thursday night...northeast wind 10 to 15 knots. mostly cloudy.
waves 2 feet or less. 
.friday...east wind 5 to 10 knots. mostly sunny. waves 2 feet or
less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147910

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lhz348-180245-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
245 pm edt wed sep 17 2025

.through early evening...southeast wind 5 to 10 knots becoming
south early in the evening. sunny. waves 2 feet or less. 
.tonight...west wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.thursday...north wind 10 to 15 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast wind 10 to 15 knots. mostly cloudy.
waves 2 to 3 feet. 
.friday...northeast wind 10 to 15 knots. mostly sunny. waves 2 to
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147911

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lhz349-180245-
sturgeon pt to alabaster mi-
245 pm edt wed sep 17 2025

.through early evening...southeast wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...west wind 5 to 10 knots. partly cloudy. waves 2 feet
or less. 
.thursday...north wind 10 to 15 knots. mostly sunny. waves 2 feet
or less. 
.thursday night...northeast wind 10 to 15 knots. mostly cloudy.
waves 2 to 3 feet. 
.friday...northeast wind 10 to 15 knots. mostly sunny. waves 2 to
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147905

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lmz323-180245-
grand traverse bay south of a line grand traverse light to
norwood mi-
245 pm edt wed sep 17 2025

.through early evening...west wind 5 to 10 knots in the afternoon
becoming variable 10 knots or less. sunny. waves 2 feet or less. 
.tonight...light winds. slight chance of waterspouts. slight
chance of showers and thunderstorms. waves 2 feet or less. 
.thursday...north wind 5 to 10 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast 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. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147903

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lmz341-180245-
seul choix point to 5nm west of mackinac bridge-
245 pm edt wed sep 17 2025

.through early evening...southwest wind 5 to 10 knots. slight
chance of showers and thunderstorms. waves 2 feet or less. 
.tonight...north wind 5 to 10 knots. slight chance of
waterspouts. slight chance of showers. waves 2 feet or less. 
.thursday...north wind 5 to 10 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast 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. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147904

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lmz342-180245-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
245 pm edt wed sep 17 2025

.through early evening...southwest wind 10 to 15 knots. sunny.
waves 2 feet or less. 
.tonight...northwest wind 5 to 10 knots. slight chance of
waterspouts. slight chance of showers and thunderstorms. waves
2 feet or less. 
.thursday...north wind 5 to 10 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast wind 5 to 10 knots. partly cloudy.
waves 2 feet or less. 
.friday...east wind 5 to 10 knots. mostly 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 171845
nshapx
expires:202509180245;;147906

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lmz344-345-180245-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
245 pm edt wed sep 17 2025

.through early evening...southwest wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...north wind 5 to 10 knots. slight chance of
waterspouts. slight chance of showers and thunderstorms. waves
2 feet or less. 
.thursday...north wind 5 to 10 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast wind 5 to 10 knots. mostly cloudy.
waves 2 feet or less. 
.friday...northeast wind 5 to 10 knots. mostly 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 171845
nshapx
expires:202509180245;;147907

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lmz346-180245-
manistee to point betsie mi-
245 pm edt wed sep 17 2025

.through early evening...southwest wind 5 to 10 knots. sunny.
waves 2 feet or less. 
.tonight...east wind 5 to 10 knots. slight chance of waterspouts.
slight chance of showers and thunderstorms. waves 2 feet or less.
.thursday...north wind 10 to 15 knots. partly sunny. waves 2 feet
or less. 
.thursday night...northeast wind 5 to 10 knots. mostly cloudy.
waves 2 feet or less. 
.friday...northeast wind 5 to 10 knots. mostly 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 171845
nshapx
expires:202509180245;;147900

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lsz321-180245-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
245 pm edt wed sep 17 2025

.through early evening...north wind 5 to 10 knots. mostly sunny.
waves 2 feet or less. 
.tonight...northwest wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.thursday...north wind 5 to 10 knots. mostly sunny. waves 2 feet
or less. 
.thursday night...northeast 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. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 171845
nshapx
expires:202509180245;;147901

nearshore marine forecast
national weather service gaylord mi
245 pm edt wed sep 17 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.


lsz322-180245-
st. marys river point iroquois to e. potagannissing bay-
245 pm edt wed sep 17 2025

.through early evening...light winds becoming southwest 5 to
10 knots early in the evening. sunny.
.tonight...northwest wind 5 to 10 knots. mostly cloudy. 
.thursday...north wind 5 to 10 knots. partly sunny. 
.thursday night...northeast wind 5 to 10 knots. mostly cloudy. 
.friday...east wind 5 to 10 knots. sunny.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kdlh 171954
nshdlh
expires:202509180415;;150423

nearshore marine forecast
national weather service duluth mn
254 pm cdt wed sep 17 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.


lsz140-141-180415-
grand portage to grand marais mn-
grand marais to taconite harbor mn-
254 pm cdt wed sep 17 2025

...small craft advisory in effect from thursday morning through
late friday night...

.tonight...northwest wind 5 knots becoming northeast in the late
evening and overnight. partly cloudy early in the evening then
becoming mostly cloudy. waves 1 to 2 feet. 
.thursday...northeast wind 10 to 15 knots with gusts to around
20 knots. slight chance of rain showers in the afternoon. waves
1 to 3 feet. 
.thursday night...northeast wind 10 to 15 knots with gusts to
around 20 knots. mostly cloudy. waves 1 to 3 feet. 
.friday...east wind 15 to 20 knots with gusts to around 25 knots.
slight chance of rain showers in the morning. waves 4 to 6 feet.
waves occasionally to 7 feet. 

$$

fzus53 kdlh 171954
nshdlh
expires:202509180415;;150430

nearshore marine forecast
national weather service duluth mn
254 pm cdt wed sep 17 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.


lsz148-180415-
oak point to saxon harbor wi-
254 pm cdt wed sep 17 2025

...small craft advisory in effect from late tonight through
friday morning...

.tonight...northeast wind 10 to 15 knots with gusts to around
25 knots. partly cloudy early in the evening then becoming mostly
cloudy. waves 1 to 3 feet. 
.thursday...northeast wind 15 to 20 knots with gusts to around
25 knots. chance of rain showers. waves 3 to 5 feet. waves
occasionally to 7 feet. 
.thursday night...east wind 15 to 20 knots. slight chance of rain
showers through the night. slight chance of thunderstorms after
midnight. waves 3 to 5 feet. waves occasionally to 7 feet. 
.friday...east wind 10 to 15 knots. gusts up to 20 knots in the
late morning and afternoon. slight chance of thunderstorms in the
morning. chance of rain showers through the day. waves 2 to
4 feet. a small craft advisory may be needed. 

$$

fzus53 kdtx 171951
nshdtx
expires:202509180400;;150401

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
351 pm edt wed sep 17 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.


lhz441-180400-
port austin to harbor beach mi-
351 pm edt wed sep 17 2025

.tonight...southeast winds 5 to 10 knots in the evening becoming
light and variable, then becoming west 5 to 10 knots early in the
morning. mostly clear. waves 2 feet or less. 
.thursday...west winds 5 to 10 knots becoming north 10 to
15 knots in the late morning and afternoon. mostly sunny until
late afternoon, then partly cloudy with a slight chance of
showers early in the afternoon. waves 2 feet or less. 
.thursday night...north winds 10 to 15 knots becoming northeast
5 to 10 knots in the late evening and early morning, then
increasing to 10 to 15 knots after midnight. partly cloudy. waves
1 to 3 feet. 
.friday...northeast winds 10 to 15 knots. mostly cloudy becoming
partly cloudy in the late morning and early afternoon becoming
mostly sunny. waves 2 to 4 feet. 

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

$$

fzus53 kdtx 171951
nshdtx
expires:202509180400;;150400

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
351 pm edt wed sep 17 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.


lhz421-180400-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
351 pm edt wed sep 17 2025

.tonight...southeast winds 5 to 10 knots veering to the southwest
after midnight. mostly clear. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots becoming north 10 to
15 knots in the late morning and early afternoon, then becoming
northeast 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 2 feet or
less. 
.thursday night...northeast winds 15 to 20 knots diminishing to
10 to 15 knots in the late evening and overnight. 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 becoming partly
cloudy in the late morning and early afternoon becoming mostly
sunny. waves 1 to 3 feet building to 2 to 4 feet in the late
morning and afternoon. 

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

$$

fzus53 kdtx 171951
nshdtx
expires:202509180400;;150403

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
351 pm edt wed sep 17 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.


lhz443-180400-
port sanilac to port huron mi-
351 pm edt wed sep 17 2025

.tonight...northeast winds 5 to 10 knots early in the evening
becoming light and variable. mostly clear. waves 2 feet or less. 
.thursday...west winds 5 to 10 knots becoming north 10 to
15 knots in the late morning and afternoon. mostly sunny. waves
2 feet or less. 
.thursday night...north winds 15 to 20 knots becoming northeast
10 to 15 knots in the late evening and overnight. partly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and overnight. 
.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 building to 2 to
4 feet early in the afternoon. 

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

$$

fzus53 kdtx 171951
nshdtx
expires:202509180400;;150402

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
351 pm edt wed sep 17 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.


lhz442-180400-
harbor beach to port sanilac mi-
351 pm edt wed sep 17 2025

.tonight...light and variable winds. mostly clear. waves 2 feet
or less. 
.thursday...west winds 5 to 10 knots becoming north 10 to
15 knots in the late morning and afternoon. mostly sunny. a
slight chance of showers early in the afternoon. waves 2 feet or
less. 
.thursday night...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. partly cloudy until late
afternoon then clearing. waves 1 to 3 feet building to 2 to
4 feet early in the afternoon. 

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

$$

fzus53 kdtx 171951
nshdtx
expires:202509180400;;150399

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
351 pm edt wed sep 17 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.


lhz422-180400-
inner saginaw bay sw of point au gres to bay port mi-
351 pm edt wed sep 17 2025

.tonight...southeast winds 5 to 10 knots in the evening becoming
light and variable, then becoming west 5 to 10 knots early in the
morning. clear. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots veering to the north in
the late morning and early afternoon, then becoming northeast
15 to 20 knots early in the afternoon. mostly sunny until late
afternoon becoming partly cloudy. a slight chance of showers in
the late morning and early afternoon. a slight chance of showers
and thunderstorms early in the afternoon. waves 2 feet or less. 
.thursday night...northeast winds 15 to 20 knots diminishing to
10 to 15 knots in the late evening and overnight. 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 becoming partly
cloudy in the late morning and early afternoon becoming mostly
sunny. waves 1 to 3 feet. 

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

$$

fzus53 kgrb 172313
nshgrb
expires:202509180800;;160170

nearshore marine forecast
national weather service green bay wi
613 pm cdt wed sep 17 2025

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


lmz541-180800-
rock island passage to sturgeon bay wi-
613 pm cdt wed sep 17 2025

.tonight...w wind 5 to 10 kts veering n after midnight. a slight
chance of light showers and thunderstorms in the evening. patchy
fog after midnight. waves 2 ft or less. 
.thursday...ne wind 5 to 10 kts. patchy fog in the morning. waves
2 ft or less. 
.thursday night...ne wind 5 to 10 kts. mostly cloudy. waves 2 ft
or less. 
.friday...ne wind 10 to 20 kts. partly sunny. waves 2 ft or less.

$$

fzus53 kgrb 172313
nshgrb
expires:202509180800;;160171

nearshore marine forecast
national weather service green bay wi
613 pm cdt wed sep 17 2025

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


lmz542-543-180800-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
613 pm cdt wed sep 17 2025

.tonight...sw wind 5 to 10 kts veering n after midnight. a slight
chance of light showers and thunderstorms in the evening. patchy
fog after midnight. waves 2 ft or less. 
.thursday...ne wind 5 to 10 kts. patchy fog in the morning. waves
2 ft or less. 
.thursday night...ne wind 10 to 15 kts. partly cloudy in the
evening then becoming mostly cloudy. waves 1 to 3 ft. 
.friday...ne wind 5 to 10 kts increasing to 10 to 20 kts in the
afternoon. partly sunny. waves 1 to 3 ft. 

$$

fzus53 kgrb 172313
nshgrb
expires:202509180800;;160169

nearshore marine forecast
national weather service green bay wi
613 pm cdt wed sep 17 2025

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


lmz521-522-180800-
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-
613 pm cdt wed sep 17 2025

.tonight...ne wind 5 to 10 kts. a slight chance of light showers
and thunderstorms in the evening. patchy fog after midnight.
waves 2 ft or less. 
.thursday...ne wind 5 to 10 kts. patchy fog in the morning. waves
2 ft or less. 
.thursday night...ne wind 10 to 15 kts. partly cloudy in the
evening then becoming mostly cloudy. waves 2 ft or less. 
.friday...ne wind 10 to 15 kts. partly sunny. waves 2 ft or less.

$$

fzus53 kgrr 172308
nshgrr
expires:202509180800;;159566

nearshore marine forecast
national weather service grand rapids mi
708 pm edt wed sep 17 2025

for waters within five nautical miles of shore on lake michigan


lmz849-180800-
pentwater to manistee mi-
708 pm edt wed sep 17 2025

.through early evening...southwest winds around 10 knots. sunny.
waves 1 foot or less. 
.tonight...southwest winds 5 to 10 knots backing east after
midnight. partly cloudy. waves 1 foot or less. 
.thursday...east winds 5 to 15 knots backing north in the late
morning and afternoon. partly sunny. waves 1 to 2 feet. 
.thursday night...northeast winds 10 to 15 knots. partly cloudy.
waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.friday night...northeast winds 10 to 20 knots veering east in the
late evening and overnight. partly cloudy. waves around 1 foot. 
.saturday...southeast winds 10 to 20 knots. partly sunny. waves
around 1 foot. 
.sunday...south winds 10 to 20 knots. partly sunny with a chance of
rain showers. waves 2 to 3 feet. 
.monday...south winds 10 to 20 knots. mostly sunny with rain showers
likely and a chance of thunderstorms. waves 2 to 3 feet. 

$$

fzus53 kgrr 172308
nshgrr
expires:202509180800;;159568

nearshore marine forecast
national weather service grand rapids mi
708 pm edt wed sep 17 2025

for waters within five nautical miles of shore on lake michigan


lmz847-180800-
grand haven to whitehall mi-
708 pm edt wed sep 17 2025

.through early evening...west winds around 10 knots. sunny. waves
less than 1 foot. 
.tonight...northwest winds 5 to 10 knots veering north in the late
evening and early morning, then veering east after midnight. partly
cloudy. waves less than 1 foot. 
.thursday...southeast winds around 5 knots veering southwest in the
late morning and early afternoon, then veering northwest early in
the afternoon. mostly sunny. waves around 1 foot. 
.thursday night...northwest winds 10 to 15 knots veering east after
midnight. partly cloudy. waves 1 to 2 feet. 
.friday...east winds 10 to 15 knots. 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. waves
1 to 2 feet. 
.saturday...southeast winds 10 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.sunday...south winds 15 to 20 knots. partly sunny. waves 2 to
3 feet. 
.monday...south winds 15 to 20 knots. mostly sunny with rain showers
likely. waves 2 to 3 feet. 

$$

fzus53 kgrr 172308
nshgrr
expires:202509180800;;159567

nearshore marine forecast
national weather service grand rapids mi
708 pm edt wed sep 17 2025

for waters within five nautical miles of shore on lake michigan


lmz848-180800-
whitehall to pentwater mi-
708 pm edt wed sep 17 2025

.through early evening...southwest winds around 10 knots. sunny.
waves less than 1 foot. 
.tonight...southwest winds 5 to 10 knots backing southeast after
midnight. partly cloudy. waves less than 1 foot. 
.thursday...southeast winds around 5 knots veering southwest in the
late morning and early afternoon, then veering northwest 10 to
15 knots early in the afternoon. mostly sunny. waves 1 to 2 feet. 
.thursday night...north winds 10 to 15 knots veering east after
midnight. partly cloudy. waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots. mostly sunny. waves 1 foot
or less. 
.friday night...northeast winds 10 to 15 knots veering east 15 to
20 knots in the late evening and overnight. partly cloudy. waves
1 to 2 feet. 
.saturday...southeast winds 10 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.sunday...south winds 15 to 20 knots. partly sunny. waves 2 to
3 feet. 
.monday...south winds 10 to 15 knots. mostly sunny with rain showers
likely. waves 2 to 3 feet. 

$$

fzus53 kmkx 172205
nshmkx
expires:202509180400;;157089

nearshore marine forecast
national weather service milwaukee/sullivan wi
505 pm cdt wed sep 17 2025

for waters within five nautical miles of shore on lake michigan


lmz643-180400-
sheboygan to port washington wi-
505 pm cdt wed sep 17 2025

.tonight...south wind 5 to 10 knots veering southwest late in the
evening, then veering west after midnight veering north early in
the morning. partly cloudy. waves around 1 foot. 
.thursday...north wind 5 to 10 knots becoming northeast 10 to
15 knots in the afternoon. partly sunny. waves around 1 foot. 
.thursday night...northeast wind 10 to 15 knots. partly cloudy.
waves 1 to 3 feet building to 2 to 4 feet after midnight. 
.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 afternoon. 

$$

fzus53 kmkx 172205
nshmkx
expires:202509180400;;157090

nearshore marine forecast
national weather service milwaukee/sullivan wi
505 pm cdt wed sep 17 2025

for waters within five nautical miles of shore on lake michigan


lmz644-180400-
port washington to north point light wi-
505 pm cdt wed sep 17 2025

.tonight...south wind 5 to 10 knots veering southwest late in the
evening, then becoming west after midnight becoming west 5 knots
early in the morning. partly cloudy. waves around 1 foot. 
.thursday...north wind 5 knots rising to 5 to 10 knots late in
the morning, then veering northeast early in the afternoon rising
to 10 to 15 knots late in the afternoon. mostly sunny. waves
around 1 foot. 
.thursday night...northeast wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet building to 2 to 4 feet after midnight. 
.friday...east wind 10 to 15 knots backing northeast late in the
afternoon. partly sunny. waves 2 to 4 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153820

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz249-180800-
marquette to munising mi-
502 pm edt wed sep 17 2025

.late this afternoon...north wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots becoming northwest
less than 10 knots by midnight. mostly cloudy. patchy fog through
the night. waves building to 1 to 2 feet. 
.thursday...north wind less than 10 knots veering northeast by
late morning. mostly cloudy. patchy fog through mid morning. a
slight chance of showers by late morning. waves 1 to 2 feet. 
.thursday night...northeast wind 10 to 15 knots veering east
after midnight. mostly cloudy with a slight chance of showers in
the evening, then partly cloudy after midnight. waves building to
2 to 3 feet. 
.friday...east wind 10 to 15 knots. mostly sunny. waves subsiding
to 1 to 2 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153821

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz250-180800-
munising to grand marais mi-
502 pm edt wed sep 17 2025

.late this afternoon...northwest wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.tonight...northwest wind less than 10 knots veering north late.
mostly cloudy. patchy fog through the night. waves building to
1 to 2 feet. 
.thursday...northeast wind 10 to 15 knots. partly cloudy. patchy
fog through mid morning. waves 1 to 2 feet. 
.thursday night...northeast wind 10 to 15 knots veering east
after midnight. partly cloudy. waves building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots. mostly sunny. waves subsiding
to 1 to 2 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153822

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz251-180800-
grand marais to whitefish point mi-
502 pm edt wed sep 17 2025

.late this afternoon...northwest wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.tonight...west wind less than 10 knots veering northwest late.
cloudy. areas of dense fog through midnight. patchy fog late.
waves building to 1 to 2 feet. 
.thursday...north wind 10 to 15 knots. partly cloudy. patchy fog
through mid morning. waves 1 to 2 feet. 
.thursday night...northeast wind 10 to 15 knots veering east
after midnight. partly cloudy. waves building to 2 to 3 feet,
then subsiding to 1 to 2 feet. 
.friday...east wind 10 to 15 knots backing northeast in the
afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153815

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz242-243-180800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 pm edt wed sep 17 2025

.late this afternoon...variable wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.tonight...northeast wind less than 10 knots becoming 5 to
15 knots by midnight. partly cloudy through late evening then
becoming mostly cloudy. waves building to 1 to 2 feet. 
.thursday...northeast wind 10 to 20 knots. mostly cloudy with a
slight chance of showers. waves building to 2 to 4 feet. 
.thursday night...east wind 10 to 15 knots. mostly cloudy. a
slight chance of showers in the evening. waves subsiding to 1 to
2 feet, then building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots with gusts up to 23 knots.
partly cloudy. a slight chance of showers in the morning. waves
2 to 3 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153814

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz240-241-180800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 pm edt wed sep 17 2025 /402 pm cdt wed sep 17 2025/

...small craft advisory in effect from thursday afternoon through
thursday evening...

.late this afternoon...variable wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.tonight...northeast wind 5 to 15 knots. partly cloudy through
late evening then becoming mostly cloudy. a slight chance of
showers late. waves building to 2 to 3 feet. 
.thursday...northeast wind 10 to 20 knots. cloudy. a slight
chance of showers through mid morning, then a chance of showers
by late morning. a slight chance of showers late. waves building
to 3 to 5 feet occasionally to 7 feet. 
.thursday night...east wind 10 to 20 knots. cloudy. a slight
chance of showers in the evening, then a slight chance of showers
and thunderstorms after midnight. waves subsiding to 2 to 3 feet.
.friday...east wind 10 to 15 knots. mostly cloudy. a chance of
showers and a slight chance of thunderstorms in the morning, then
a slight chance of showers in the afternoon. waves subsiding to
1 to 2 feet, then building to 2 to 4 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153813

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lmz248-250-180800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
502 pm edt wed sep 17 2025

.late this afternoon...southwest wind less than 10 knots. mostly
sunny with a slight chance of showers and thunderstorms. waves
calm to 1 foot. 
.tonight...northwest wind less than 10 knots veering north by
midnight. partly cloudy with a slight chance of showers and
thunderstorms through late evening, then mostly cloudy by
midnight. patchy fog by midnight. waves calm to 1 foot. 
.thursday...northeast wind less than 10 knots. mostly cloudy.
patchy fog through mid morning. a slight chance of showers by
late morning. waves calm to 1 foot. 
.thursday night...northeast wind 10 to 15 knots. partly cloudy in
the evening then becoming mostly cloudy. waves building to 1 to
2 feet. 
.friday...east wind 10 to 15 knots. partly cloudy. waves 1 to
2 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153812

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lmz221-180800-
green bay north of line from cedar river mi to rock island
passage-
502 pm edt wed sep 17 2025

.late this afternoon...south wind less than 10 knots. mostly
sunny with a chance of showers and thunderstorms. waves calm to
1 foot. 
.tonight...northeast wind less than 10 knots backing north by
midnight. mostly cloudy then becoming partly cloudy by midnight
then becoming mostly cloudy. a chance of showers and
thunderstorms through late evening, then a slight chance of
showers and thunderstorms by midnight. patchy fog late. waves
calm to 1 foot. 
.thursday...north wind less than 10 knots. mostly cloudy. patchy
fog through mid morning. a slight chance of showers through early
afternoon. waves calm to 1 foot. 
.thursday night...northeast wind 10 to 15 knots. mostly cloudy.
waves building to 1 to 2 feet. 
.friday...east wind 10 to 15 knots. partly cloudy. waves building
to 2 to 3 feet, then subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153816

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz244-245-180800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
502 pm edt wed sep 17 2025

.late this afternoon...northwest wind less than 10 knots. mostly
sunny. waves calm to 1 foot. 
.tonight...northwest wind less than 10 knots veering northeast
10 to 15 knots late. partly cloudy through midnight then becoming
mostly cloudy. waves building to 2 to 3 feet. 
.thursday...northeast wind 10 to 15 knots. partly cloudy. waves
2 to 3 feet. 
.thursday night...northeast wind 10 to 15 knots veering east
after midnight. partly cloudy. waves subsiding to 1 to 2 feet,
then building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots. partly cloudy. waves 2 to
3 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153818

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz247-180800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
502 pm edt wed sep 17 2025

.late this afternoon...northeast wind less than 10 knots. mostly
sunny. waves calm to 1 foot. 
.tonight...northeast wind less than 10 knots. partly cloudy
through late evening then becoming mostly cloudy. waves calm to
1 foot. 
.thursday...northeast wind 10 to 15 knots. mostly cloudy with a
slight chance of showers. waves building to 1 to 2 feet. 
.thursday night...east wind 10 to 15 knots. mostly cloudy. a
slight chance of showers in the evening. waves 1 to 2 feet. 
.friday...east wind 10 to 20 knots. partly cloudy. waves building
to 2 to 3 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153817

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz246-180800-
point isabelle to lower entrance of portage canal mi-
502 pm edt wed sep 17 2025

.late this afternoon...variable wind less than 10 knots. mostly
sunny. waves calm to 1 foot. 
.tonight...north wind less than 10 knots veering northeast late.
partly cloudy through late evening then becoming mostly cloudy.
waves calm to 1 foot. 
.thursday...northeast wind 10 to 15 knots. mostly cloudy. a
slight chance of showers by late morning. waves building to 1 to
2 feet. 
.thursday night...northeast wind less than 10 knots veering east
10 to 15 knots after midnight. mostly cloudy. a slight chance of
showers in the evening. waves 1 to 2 feet. 
.friday...east wind 10 to 15 knots with gusts up to 23 knots.
partly cloudy. waves building to 2 to 3 feet. 

$$

fzus53 kmqt 172102
nshmqt
expires:202509180800;;153819

nearshore marine forecast
national weather service marquette mi
502 pm edt wed sep 17 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.


lsz248-180800-
huron islands to marquette mi-
502 pm edt wed sep 17 2025

.late this afternoon...northeast wind less than 10 knots. mostly
sunny. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots becoming north less
than 10 knots by midnight. partly cloudy through midnight then
becoming mostly cloudy. patchy fog late. waves building to 1 to
2 feet. 
.thursday...northeast wind less than 10 knots. gusts up to
19 knots. mostly cloudy. a slight chance of showers by late
morning. waves 1 to 2 feet. 
.thursday night...northeast wind less than 10 knots veering east
10 to 15 knots after midnight. mostly cloudy. a slight chance of
showers in the evening. waves building to 2 to 3 feet. 
.friday...east wind 10 to 15 knots. partly cloudy. waves 2 to
3 feet. 

$$