fzus53 kapx 181837
nshapx
expires:202608190245;;949867

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lhz347-190245-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
237 pm edt tue aug 18 2026

.through early evening...west wind 10 to 15 knots. scattered
thunderstorms and a chance of showers. waves 2 feet or less. 
.tonight...northwest wind 10 to 15 knots. chance of showers.
waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 
.wednesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.thursday...south wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949865

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lhz345-190245-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
237 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...west wind 5 to 15 knots becoming 10 to
15 knots early in the evening. scattered thunderstorms and a
chance of showers. waves 2 to 3 feet. 
.tonight...northwest wind 5 to 10 knots. chance of showers. waves
2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 
.wednesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less. 
.thursday...southwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949869

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lhz349-190245-
sturgeon pt to alabaster mi-
237 pm edt tue aug 18 2026

.through early evening...west wind 10 to 15 knots. scattered
thunderstorms and a chance of showers. waves 2 to 3 feet. 
.tonight...northwest wind 5 to 10 knots. showers likely and
scattered thunderstorms. waves 2 feet or less. 
.wednesday...northeast wind 5 to 10 knots. sunny. waves 2 feet or
less. 
.wednesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less. 
.thursday...southeast wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949868

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lhz348-190245-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
237 pm edt tue aug 18 2026

.through early evening...west wind 10 to 15 knots. scattered
thunderstorms and a chance of showers. waves 2 feet or less. 
.tonight...northwest wind 5 to 10 knots. chance of showers and
isolated thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 2 feet
or less. 
.wednesday night...northwest wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.thursday...south wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949866

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lhz346-190245-
st ignace to false detour channel-
237 pm edt tue aug 18 2026

...small craft advisory in effect until 8 pm edt this evening...

.through early evening...west wind 10 to 15 knots. scattered
thunderstorms and a chance of showers. waves 2 feet or less. 
.tonight...northwest wind 5 to 10 knots. slight chance of
showers. waves 2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 
.wednesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less. 
.thursday...south wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949859

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lsz322-190245-
st. marys river point iroquois to e. potagannissing bay-
237 pm edt tue aug 18 2026

.through early evening...northwest wind 10 to 15 knots. scattered
thunderstorms and a chance of showers. 
.tonight...northwest wind 5 to 10 knots. slight chance of
showers. 
.wednesday...northwest wind 5 to 10 knots. sunny.
.wednesday night...northwest wind 5 to 10 knots. mostly clear. 
.thursday...light winds. mostly sunny. 

winds higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949858

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lsz321-190245-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
237 pm edt tue aug 18 2026

.through early evening...northwest wind 10 to 15 knots. mostly
sunny. waves 2 to 3 feet. 
.tonight...west wind 5 to 10 knots. mostly clear. waves 2 feet or
less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 
.wednesday night...light winds. mostly clear. waves 2 feet or
less. 
.thursday...light winds. mostly sunny. waves 2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949864

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lmz346-190245-
manistee to point betsie mi-
237 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest wind 10 to 15 knots. showers
likely and scattered thunderstorms. waves 2 to 3 feet. 
.tonight...north wind 10 to 15 knots. scattered thunderstorms and
a chance of showers. waves 2 feet or less. 
.wednesday...light winds. sunny. waves 2 feet or less. 
.wednesday night...light winds. mostly clear. waves 2 feet or
less. 
.thursday...southwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949863

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lmz344-345-190245-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
237 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest wind 10 to 15 knots. showers
likely and scattered thunderstorms. waves 2 to 3 feet. 
.tonight...north wind 5 to 10 knots. scattered thunderstorms and
a chance of showers. waves 2 feet or less. 
.wednesday...west wind 5 to 10 knots. sunny. waves 2 feet or
less. 
.wednesday night...light winds. mostly clear. waves 2 feet or
less. 
.thursday...southwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949861

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lmz342-190245-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
237 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...northwest wind 10 to 15 knots. scattered
thunderstorms and a chance of showers. waves 2 to 3 feet. 
.tonight...northwest wind 5 to 10 knots. chance of showers and
isolated thunderstorms. waves 2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 
.wednesday night...east wind 5 to 10 knots. mostly clear. waves
2 feet or less. 
.thursday...southwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949860

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lmz341-190245-
seul choix point to 5nm west of mackinac bridge-
237 pm edt tue aug 18 2026

.through early evening...northwest wind 10 to 15 knots. chance of
showers and isolated thunderstorms. waves 2 to 3 feet. 
.tonight...northwest wind 5 to 10 knots. slight chance of
showers. waves 2 feet or less. 
.wednesday...west wind 10 to 15 knots. sunny. waves 2 feet or
less. 
.wednesday night...northeast wind 5 to 10 knots. mostly clear.
waves 2 feet or less. 
.thursday...southwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 181837
nshapx
expires:202608190245;;949862

nearshore marine forecast
national weather service gaylord mi
237 pm edt tue aug 18 2026

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

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


lmz323-190245-
grand traverse bay south of a line grand traverse light to
norwood mi-
237 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...west wind 10 to 15 knots. showers likely
and scattered thunderstorms. waves 2 feet or less. 
.tonight...northwest wind 5 to 10 knots. showers likely and
scattered thunderstorms. waves 2 feet or less. 
.wednesday...northwest wind 5 to 10 knots. sunny. waves 2 feet or
less. 
.wednesday night...light winds. mostly clear. waves 2 feet or
less. 
.thursday...west wind 5 to 10 knots. sunny. waves 2 feet or less.

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kdlh 181822
nshdlh
expires:202608182200;;947332

nearshore marine forecast
national weather service duluth mn
122 pm cdt tue aug 18 2026

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

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


lsz148-182200-
oak point to saxon harbor wi-
122 pm cdt tue aug 18 2026

.rest of today...northeast wind 5 knots becoming east late.
sunny. waves 1 foot or less. 
.tonight...southwest wind 5 knots becoming west in the late
evening and overnight. mostly clear. waves 1 foot or less. 
.wednesday...west wind 5 knots becoming north early in the
afternoon, then becoming east late in the afternoon. sunny. waves
1 foot or less. 
.wednesday night...southeast wind 5 knots becoming south in the
late evening and overnight. mostly clear. waves 1 foot or less. 

$$

fzus53 kdlh 181822
nshdlh
expires:202608182200;;947323

nearshore marine forecast
national weather service duluth mn
122 pm cdt tue aug 18 2026

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

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


lsz141-182200-
grand marais to taconite harbor mn-
122 pm cdt tue aug 18 2026

.rest of today...southwest wind 5 to 10 knots with gusts to
around 20 knots. mostly sunny. waves 1 foot or less. 
.tonight...west wind 5 to 10 knots with gusts to around 20 knots
becoming northwest after midnight. mostly clear. waves 1 foot or
less. 
.wednesday...northwest wind 5 knots becoming southwest in the
late morning and afternoon. mostly sunny. waves 1 foot or less. 
.wednesday night...southwest wind 5 knots becoming north in the
late evening and early morning, then becoming variable 10 knots
or less early in the morning. partly cloudy. waves 1 foot or
less. 

$$

fzus53 kdlh 181822
nshdlh
expires:202608182200;;947322

nearshore marine forecast
national weather service duluth mn
122 pm cdt tue aug 18 2026

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

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


lsz140-182200-
grand portage to grand marais mn-
122 pm cdt tue aug 18 2026

...small craft advisory in effect until 7 pm cdt this evening...

.rest of today...southwest wind 10 to 15 knots with gusts to
around 20 knots. mostly sunny. waves 1 to 3 feet. 
.tonight...west wind 10 to 15 knots with gusts to around 20 knots
becoming northwest 5 to 10 knots after midnight. mostly clear.
waves 1 to 3 feet. 
.wednesday...northwest wind 5 to 10 knots becoming southwest
10 to 15 knots with gusts to around 20 knots in the late morning
and afternoon. mostly sunny. waves 1 to 2 feet. 
.wednesday night...southwest wind 5 to 10 knots becoming
northwest in the late evening and early morning, then becoming
north early in the morning. partly cloudy in the evening then
becoming mostly cloudy. waves 1 to 2 feet. 

$$

fzus53 kdtx 181400
nshdtx
expires:202608182200;;938329

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1000 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lhz421-182200-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
1000 am edt tue aug 18 2026

.rest of today...southwest winds 10 to 15 knots increasing to
15 to 20 knots late in the afternoon. mostly sunny late in the
morning becoming partly cloudy. a chance of thunderstorms and a
slight chance of showers in the afternoon. waves 1 to 3 feet. 
.tonight...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots in the late evening and overnight. becoming partly
cloudy in the late evening and overnight. light showers in the
evening. a chance of thunderstorms. a chance of showers after
midnight. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and early afternoon, then veering to
the east early in the afternoon. mostly sunny. waves 2 feet or
less. 
.wednesday night...northeast winds 5 to 10 knots backing to the
north after midnight. mostly clear. waves 2 feet or less. 

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

$$

fzus53 kdtx 181400
nshdtx
expires:202608182200;;938328

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1000 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lhz422-182200-
inner saginaw bay sw of point au gres to bay port mi-
1000 am edt tue aug 18 2026

.rest of today...southwest winds 10 to 15 knots increasing to
15 to 20 knots late in the afternoon. mostly sunny late in the
morning becoming partly cloudy. a slight chance of showers and
thunderstorms in the afternoon. waves 1 to 3 feet. 
.tonight...west winds 15 to 20 knots becoming northwest 10 to
15 knots in the late evening and overnight. light showers in the
evening. a chance of thunderstorms. light showers likely after
midnight. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and early afternoon, then veering to
the east early in the afternoon. partly cloudy early in the
morning then clearing. a chance of showers early in the morning.
waves 2 feet or less. 
.wednesday night...northeast winds 5 to 10 knots. clear. waves
2 feet or less. 

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

$$

fzus53 kdtx 181400
nshdtx
expires:202608182200;;938330

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1000 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lhz441-182200-
port austin to harbor beach mi-
1000 am edt tue aug 18 2026

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

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

$$

fzus53 kdtx 181400
nshdtx
expires:202608182200;;938331

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1000 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lhz442-182200-
harbor beach to port sanilac mi-
1000 am edt tue aug 18 2026

.rest of today...southwest winds 5 to 10 knots becoming south
10 to 15 knots late in the afternoon. mostly sunny late in the
morning, then partly cloudy with a slight chance of showers in
the afternoon. waves 2 feet or less. 
.tonight...southwest winds 10 to 15 knots becoming northwest 5 to
10 knots after midnight. mostly cloudy until early morning
becoming partly cloudy. light showers likely and a chance of
thunderstorms. waves 2 feet or less. 
.wednesday...northwest winds 10 to 15 knots becoming north 5 to
10 knots in the late morning and afternoon. partly cloudy early
in the morning then clearing. a chance of showers early in the
morning. waves 2 feet or less. 
.wednesday night...northeast winds 5 to 10 knots backing to the
northwest after midnight. mostly clear. waves 2 feet or less. 

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

$$

fzus53 kdtx 181400
nshdtx
expires:202608182200;;938332

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
issued by national weather service grand rapids mi
1000 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lhz443-182200-
port sanilac to port huron mi-
1000 am edt tue aug 18 2026

.rest of today...southwest winds 5 to 10 knots. sunny late in the
morning becoming partly cloudy. waves 2 feet or less. 
.tonight...southwest winds 10 to 15 knots becoming west 5 to
10 knots after midnight. partly cloudy with a chance of showers
and a slight chance of thunderstorms until early morning, then
partly cloudy with a chance of showers after midnight. waves
2 feet or less. 
.wednesday...north winds 10 to 15 knots diminishing to 5 to
10 knots early in the afternoon. partly cloudy early in the
morning then clearing. a slight chance of showers early in the
morning. waves 2 feet or less. 
.wednesday night...northeast winds 5 to 10 knots. mostly clear.
waves 2 feet or less. 

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

$$

fzus53 kgrb 181856
nshgrb
expires:202608182200;;950666

nearshore marine forecast
national weather service green bay wi
156 pm cdt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-182200-
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-
156 pm cdt tue aug 18 2026

.this afternoon...sw wind 5 to 10 kts. waves 2 ft or less. a
chance of showers and thunderstorms. 
.tonight...ne wind 5 to 10 kts backing nw after midnight. waves
2 ft or less. a slight chance of showers and thunderstorms in the
evening. 
.wednesday...w wind 5 to 10 kts. waves 2 ft or less. sunny.
.wednesday night...ne wind 5 to 10 kts veering s after midnight.
waves 2 ft or less. mostly clear.  

$$

fzus53 kgrb 181856
nshgrb
expires:202608182200;;950667

nearshore marine forecast
national weather service green bay wi
156 pm cdt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-182200-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
156 pm cdt tue aug 18 2026

.this afternoon...sw wind 10 to 15 kts. waves 2 ft or less. a
chance of showers and thunderstorms. 
.tonight...n wind 5 to 10 kts backing nw after midnight. waves
2 ft or less. a chance of thunderstorms and a slight chance of
showers in the evening. 
.wednesday...nw wind 5 to 10 kts backing s early in the
afternoon. waves 2 ft or less. sunny.
.wednesday night...s wind 5 to 10 kts backing e, then veering s
after midnight. waves 2 ft or less. mostly clear.  

$$

fzus53 kgrb 181548
nshgrb
expires:202608182200;;941571

nearshore marine forecast
national weather service green bay wi
issued by national weather service milwaukee/sullivan wi
1047 am cdt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-182200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1047 am cdt tue aug 18 2026

.this afternoon...waves 2 ft or less. a chance of light rain and
thunderstorms in the afternoon. 
.tonight...waves 2 ft or less. a chance of light rain and
thunderstorms in the evening. 
.wednesday...waves 2 ft or less. mostly sunny. 
.wednesday night...waves 2 ft or less. mostly clear.  

$$

fzus53 kgrb 181548
nshgrb
expires:202608182200;;941570

nearshore marine forecast
national weather service green bay wi
issued by national weather service milwaukee/sullivan wi
1047 am cdt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz541-182200-
rock island passage to sturgeon bay wi-
1047 am cdt tue aug 18 2026

.this afternoon...waves 2 ft or less. a chance of light rain and
thunderstorms in the afternoon. 
.tonight...waves 2 ft or less. a chance of light rain and
thunderstorms in the evening. 
.wednesday...waves 2 ft or less. sunny.
.wednesday night...waves 2 ft or less. mostly clear.  

$$

fzus53 kgrr 181823
nshgrr
expires:202608190800;;947469

nearshore marine forecast
national weather service grand rapids mi
223 pm edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz847-190800-
grand haven to whitehall mi-
223 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest winds 15 to 20 knots. mostly
cloudy. waves 2 to 4 feet. 
.tonight...southwest winds 10 to 20 knots veering northwest after
midnight. mostly cloudy in the evening then becoming partly cloudy.
a chance of showers and thunderstorms. waves 2 to 4 feet. 
.wednesday...north winds around 10 knots backing northwest early in
the afternoon. mostly sunny. waves 1 to 3 feet. 
.wednesday night...north winds 5 to 15 knots veering east after
midnight. mostly clear. waves around 1 foot. 
.thursday...east winds 5 to 10 knots veering southwest early in the
afternoon. sunny. waves 1 foot or less. 
.thursday night...south winds 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.friday...southwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 
.saturday...northwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.sunday...north winds 15 to 25 knots backing northwest to 30 knots
early in the afternoon. sunny. waves 2 to 4 feet building to 3 to
5 feet in the late morning and afternoon. 

$$

fzus53 kgrr 181823
nshgrr
expires:202608190800;;947468

nearshore marine forecast
national weather service grand rapids mi
223 pm edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz848-190800-
whitehall to pentwater mi-
223 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest winds 15 to 20 knots. mostly
cloudy with a slight chance of showers and thunderstorms. waves 2 to
4 feet. 
.tonight...southwest winds 10 to 20 knots veering northwest after
midnight. mostly cloudy in the evening then becoming partly cloudy.
a chance of showers and thunderstorms. waves 2 to 4 feet. 
.wednesday...north winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. mostly sunny. waves 1 to 2 feet. 
.wednesday night...north winds 5 to 10 knots veering southeast after
midnight. mostly clear. waves 1 foot or less. 
.thursday...southeast winds 5 to 10 knots veering southwest 10 to
15 knots in the late morning and afternoon. sunny. waves 1 foot or
less. 
.thursday night...south winds 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.friday...southwest winds 10 to 20 knots backing south 20 to
25 knots early in the afternoon. partly sunny with a chance of rain
showers. waves 2 to 4 feet building to 3 to 5 feet in the late
morning and afternoon. 
.saturday...northwest winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...north winds 15 to 25 knots increasing to 30 knots early in
the afternoon. sunny. waves 3 to 5 feet. 

$$

fzus53 kgrr 181823
nshgrr
expires:202608190800;;947467

nearshore marine forecast
national weather service grand rapids mi
223 pm edt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz849-190800-
pentwater to manistee mi-
223 pm edt tue aug 18 2026

...small craft advisory in effect until 11 pm edt this evening...

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

$$

fzus53 kmkx 181810
nshmkx
expires:202608182200;;946703

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz643-182200-
sheboygan to port washington wi-
110 pm cdt tue aug 18 2026

.rest of today...southwest wind 10 to 15 knots. slight chance of
showers through the day. chance of thunderstorms late in the
afternoon. waves 1 to 2 feet. 
.tonight...southwest wind 10 to 15 knots veering north early in
the morning. chance of thunderstorms and slight chance of showers
through around midnight. waves around 1 foot. 
.wednesday...north wind 5 to 10 knots veering east late in the
afternoon. sunny. waves around 1 foot. 
.wednesday night...southeast wind 5 to 10 knots veering west
early in the morning. mostly clear. waves around 1 foot. 

$$

fzus53 kmkx 181810
nshmkx
expires:202608182200;;946704

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt tue aug 18 2026

for waters within five nautical miles of shore on lake michigan


lmz644-182200-
port washington to north point light wi-
110 pm cdt tue aug 18 2026

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

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940218

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz240-241-182000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 am edt tue aug 18 2026 /1001 am cdt tue aug 18 2026/

.rest of today...northwest wind less than 10 knots backing
southwest late. gusts up to 19 knots. sunny. waves 1 to 2 feet. 
.tonight...southwest wind less than 10 knots veering west by
midnight. clear. waves calm to 1 foot. 
.wednesday...west wind less than 10 knots. sunny. waves calm to
1 foot. 
.wednesday night...south wind less than 10 knots. mostly clear.
waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940217

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lmz248-250-182000-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
1101 am edt tue aug 18 2026

.rest of today...west wind less than 10 knots veering northwest
late. mostly cloudy with a chance of showers and thunderstorms.
waves 1 to 2 feet. 
.tonight...north wind less than 10 knots backing west late.
partly cloudy through midnight then clearing. a slight chance of
showers through late evening. waves calm to 1 foot. 
.wednesday...northwest wind less than 10 knots backing west in
the afternoon. sunny. waves calm to 1 foot. 
.wednesday night...northeast wind less than 10 knots in the
evening becoming variable. clear. waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940216

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lmz221-182000-
green bay north of line from cedar river mi to rock island
passage-
1101 am edt tue aug 18 2026

.rest of today...west wind less than 10 knots veering northwest
late. mostly cloudy with a chance of showers and thunderstorms.
waves 1 to 2 feet. 
.tonight...northeast wind less than 10 knots backing west late.
partly cloudy through midnight then clearing. a slight chance of
showers through late evening. waves calm to 1 foot. 
.wednesday...northwest wind less than 10 knots backing southwest
in the afternoon. sunny. waves calm to 1 foot. 
.wednesday night...northeast wind less than 10 knots in the
evening becoming variable. clear. waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940226

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz251-182000-
grand marais to whitefish point mi-
1101 am edt tue aug 18 2026

.rest of today...west wind 10 to 15 knots. partly cloudy. a
slight chance of showers and thunderstorms by late morning. waves
2 to 3 feet. 
.tonight...west wind 5 to 15 knots. mostly clear. waves subsiding
to 1 to 2 feet. 
.wednesday...northwest wind 10 to 15 knots. sunny. waves 1 to
2 feet. 
.wednesday night...west wind less than 10 knots backing south
after midnight. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940225

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz250-182000-
munising to grand marais mi-
1101 am edt tue aug 18 2026

.rest of today...northwest wind 5 to 15 knots with gusts up to
22 knots. partly cloudy. a slight chance of showers and
thunderstorms by late morning. waves 2 to 3 feet subsiding to
1 to 2 feet. 
.tonight...west wind less than 10 knots backing southwest 10 to
15 knots by midnight, then veering west late. clear. waves 1 to
2 feet. 
.wednesday...northwest wind 10 to 15 knots veering north less
than 10 knots in the afternoon. sunny. waves 1 to 2 feet. 
.wednesday night...variable wind less than 10 knots becoming
south less than 10 knots after midnight. mostly clear. waves calm
to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940224

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz249-182000-
marquette to munising mi-
1101 am edt tue aug 18 2026

.rest of today...northwest wind 5 to 15 knots with gusts up to
24 knots. partly cloudy. a chance of showers and a slight chance
of thunderstorms by late morning. waves 2 to 3 feet subsiding to
1 to 2 feet. 
.tonight...west wind less than 10 knots backing southwest 10 to
15 knots by midnight, then veering west late. clear. waves 1 to
2 feet. 
.wednesday...northwest wind 10 to 15 knots veering north 5 to
15 knots in the afternoon. sunny. waves 1 to 2 feet. 
.wednesday night...southeast wind less than 10 knots veering
southwest after midnight. clear. waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940223

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz248-182000-
huron islands to marquette mi-
1101 am edt tue aug 18 2026

...small craft advisory in effect until 5 pm edt this afternoon...

.rest of today...northwest wind 10 to 20 knots. mostly sunny. a
slight chance of showers by late morning. waves 2 to 3 feet
subsiding to 1 to 2 feet. 
.tonight...west wind 10 to 15 knots. clear. waves 1 to 2 feet. 
.wednesday...northwest wind 10 to 15 knots veering north 5 to
15 knots in the afternoon. sunny. waves building to 1 to 2 feet. 
.wednesday night...south wind less than 10 knots veering
southwest after midnight. clear. waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940222

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz247-182000-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1101 am edt tue aug 18 2026

.rest of today...northwest wind 10 to 15 knots with gusts up to
22 knots. sunny. waves 1 to 2 feet. 
.tonight...west wind less than 10 knots with gusts up to
18 knots. mostly clear. waves calm to 1 foot. 
.wednesday...west wind less than 10 knots veering northwest 5 to
15 knots in the afternoon. sunny. waves calm to 1 foot. 
.wednesday night...southwest wind less than 10 knots. clear.
waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940221

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz246-182000-
point isabelle to lower entrance of portage canal mi-
1101 am edt tue aug 18 2026

.rest of today...northwest wind 10 to 15 knots backing west late.
sunny. waves calm to 1 foot. 
.tonight...west wind less than 10 knots. gusts up to 18 knots.
mostly clear. waves calm to 1 foot. 
.wednesday...west wind less than 10 knots with gusts up to
18 knots. sunny. waves calm to 1 foot. 
.wednesday night...south wind less than 10 knots veering
southwest after midnight. mostly clear. waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940220

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz244-245-182000-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1101 am edt tue aug 18 2026

.rest of today...northwest wind 10 to 15 knots backing west late.
gusts up to 22 knots. mostly sunny. waves 1 to 2 feet. 
.tonight...west wind 5 to 15 knots veering northwest less than
10 knots late. mostly clear. waves 1 to 2 feet. 
.wednesday...northwest wind less than 10 knots. sunny. waves 1 to
2 feet. 
.wednesday night...south wind less than 10 knots. mostly clear.
waves calm to 1 foot. 

$$

fzus53 kmqt 181501
nshmqt
expires:202608182000;;940219

nearshore marine forecast
national weather service marquette mi
1100 am edt tue aug 18 2026

for waters within five nautical miles of shore

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


lsz242-243-182000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1101 am edt tue aug 18 2026

.rest of today...west wind 10 to 15 knots backing southwest late.
gusts up to 23 knots. sunny. waves 1 to 2 feet. 
.tonight...west wind 10 to 15 knots becoming 5 to 15 knots by
midnight. gusts up to 22 knots. mostly clear. waves 1 to 2 feet. 
.wednesday...west wind less than 10 knots. sunny. waves 1 to
2 feet. 
.wednesday night...south wind less than 10 knots. mostly clear.
waves calm to 1 foot. 

$$