fzus53 kapx 211805
nshapx
expires:202608220215;;118747

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lhz347-220215-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered
showers. waves 2 to 3 feet. 
.tonight...south wind 10 to 15 knots. numerous showers. waves
2 to 3 feet. 
.saturday...northwest wind 15 to 20 knots. scattered showers.
waves 2 to 3 feet. 
.saturday night...northwest wind 10 to 20 knots. mostly cloudy.
waves 3 to 5 feet. 
.sunday...northwest wind 15 to 25 knots. partly sunny. waves 4 to
6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118745

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lhz345-220215-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
205 pm edt fri aug 21 2026

.through early evening...south wind 10 to 15 knots. scattered
showers. waves 2 feet or less. 
.tonight...south wind 5 to 10 knots. numerous showers. waves
2 feet or less. 
.saturday...northwest wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 to 3 feet. 
.saturday night...northwest wind 10 to 15 knots. mostly cloudy.
waves 2 to 3 feet. 
.sunday...northwest wind 5 to 15 knots. partly sunny. waves 2 to
3 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118746

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lhz346-220215-
st ignace to false detour channel-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered
showers. waves 2 to 4 feet. 
.tonight...south wind 10 to 15 knots. numerous showers. waves
2 to 4 feet. 
.saturday...northwest wind 10 to 15 knots. partly sunny. waves
2 feet or less. 
.saturday night...northwest wind 10 to 15 knots. mostly cloudy.
waves 2 feet or less. 
.sunday...northwest wind 10 to 20 knots. partly sunny. waves 2 to
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118748

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lhz348-220215-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered
showers. waves 2 to 4 feet. 
.tonight...south wind 10 to 15 knots. numerous showers. waves
2 to 4 feet. 
.saturday...northwest wind 15 to 20 knots. showers and scattered
thunderstorms. waves 2 to 3 feet. 
.saturday night...northwest wind 10 to 20 knots. mostly cloudy.
waves 3 to 5 feet. 
.sunday...northwest wind 15 to 25 knots. partly sunny. waves 4 to
6 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118739

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lsz322-220215-
st. marys river point iroquois to e. potagannissing bay-
205 pm edt fri aug 21 2026

.through early evening...south wind 10 to 15 knots. scattered
showers. 
.tonight...south wind 5 to 10 knots. numerous showers. 
.saturday...northwest wind 15 to 20 knots. scattered showers. 
.saturday night...northwest wind 15 to 20 knots. mostly cloudy. 
.sunday...northwest wind 10 to 20 knots. partly sunny. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118738

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lsz321-220215-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
205 pm edt fri aug 21 2026

.through early evening...south wind 10 to 15 knots. scattered
showers. waves 2 feet or less. 
.tonight...southwest wind 5 to 10 knots. scattered showers. waves
2 feet or less. 
.saturday...northwest wind 15 to 20 knots. partly sunny. waves
3 to 5 feet. 
.saturday night...northwest wind 10 to 20 knots. mostly cloudy.
waves 3 to 5 feet. 
.sunday...northwest wind 10 to 20 knots. partly sunny. waves 4 to
6 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118744

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lmz346-220215-
manistee to point betsie mi-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered
showers. waves 2 to 3 feet. 
.tonight...west wind 10 to 15 knots. scattered showers. waves
2 to 3 feet. 
.saturday...north wind 10 to 15 knots. scattered showers and
thunderstorms. waves 2 feet or less. 
.saturday night...north wind 10 to 20 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...north wind 10 to 20 knots. mostly sunny. waves 3 to
5 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118743

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lmz344-345-220215-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered
showers. waves 2 to 3 feet. 
.tonight...southwest wind 10 to 15 knots. scattered showers.
waves 2 to 3 feet. 
.saturday...northwest wind 15 to 20 knots. scattered showers and
thunderstorms. waves 2 to 4 feet. 
.saturday night...north wind 10 to 20 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...north wind 10 to 20 knots. partly sunny. waves 3 to
5 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118741

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lmz342-220215-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered
showers. waves 2 feet or less. 
.tonight...southwest wind 5 to 10 knots. numerous showers. waves
2 feet or less. 
.saturday...northwest wind 15 to 20 knots. scattered showers and
thunderstorms. waves 2 to 4 feet. 
.saturday night...northwest wind 10 to 20 knots. mostly cloudy.
waves 3 to 5 feet. 
.sunday...northwest wind 10 to 20 knots. partly sunny. waves 3 to
5 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118740

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lmz341-220215-
seul choix point to 5nm west of mackinac bridge-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered showers. waves 2 to 4 feet. 
.tonight...west wind 5 to 10 knots. scattered showers. waves 2 to
4 feet. 
.saturday...northwest wind 10 to 15 knots. scattered showers.
waves 2 to 3 feet. 
.saturday night...northwest wind 10 to 15 knots. mostly cloudy.
waves 2 to 3 feet. 
.sunday...northwest wind 10 to 20 knots. partly sunny. waves 2 to
3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118742

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lmz323-220215-
grand traverse bay south of a line grand traverse light to
norwood mi-
205 pm edt fri aug 21 2026

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

.through early evening...south wind 10 to 15 knots with gusts to
25 knots. scattered
showers. waves 2 feet or less. 
.tonight...southwest wind 5 to 10 knots. scattered showers. waves
2 feet or less. 
.saturday...northwest wind 15 to 20 knots. scattered showers and
thunderstorms. waves 2 to 4 feet. 
.saturday night...northwest wind 10 to 20 knots. mostly cloudy.
waves 3 to 5 feet. 
.sunday...northwest wind 10 to 20 knots. partly sunny. waves 2 to
4 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kapx 211805
nshapx
expires:202608220215;;118749

nearshore marine forecast
national weather service gaylord mi
205 pm edt fri aug 21 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.


lhz349-220215-
sturgeon pt to alabaster mi-
205 pm edt fri aug 21 2026

.through early evening...southeast wind 10 to 15 knots. isolated
showers. waves 2 to 4 feet. 
.tonight...south wind 10 to 15 knots. numerous showers. waves
2 to 4 feet. 
.saturday...northwest wind 5 to 10 knots. numerous showers and
scattered thunderstorms. waves 2 feet or less. 
.saturday night...northwest wind 15 to 20 knots. mostly cloudy.
waves 2 to 4 feet. 
.sunday...northwest wind 10 to 20 knots. partly sunny. waves 2 to
4 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kdlh 211901
nshdlh
expires:202608212200;;123300

nearshore marine forecast
national weather service duluth mn
200 pm cdt fri aug 21 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.


lsz148-212200-
oak point to saxon harbor wi-
201 pm cdt fri aug 21 2026

.rest of today...northwest wind 5 knots. mostly cloudy early in
the afternoon then becoming mostly sunny. waves 1 foot or less. 
.tonight...southwest wind 5 knots becoming west after midnight.
chance of sprinkles in the evening. slight chance of
thunderstorms through the night. chance of rain showers after
midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 20 knots
until late afternoon. sunny. waves 1 to 2 feet. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
1 foot or less. 

$$

fzus53 kdlh 211901
nshdlh
expires:202608212200;;123291

nearshore marine forecast
national weather service duluth mn
200 pm cdt fri aug 21 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.


lsz141-212200-
grand marais to taconite harbor mn-
201 pm cdt fri aug 21 2026

.rest of today...west wind 5 knots. mostly sunny. waves 1 foot or
less. 
.tonight...west wind 5 knots becoming northwest after midnight.
slight chance of showers and thunderstorms in the evening. chance
of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots with gusts to around
20 knots. sunny. waves 1 foot or less. 
.saturday night...north wind 5 to 10 knots. gusts up to 20 knots
early in the evening. partly cloudy. waves 1 foot or less. 

$$

fzus53 kdlh 211901
nshdlh
expires:202608212200;;123290

nearshore marine forecast
national weather service duluth mn
200 pm cdt fri aug 21 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.


lsz140-212200-
grand portage to grand marais mn-
201 pm cdt fri aug 21 2026

.rest of today...west wind 5 knots becoming southwest late.
partly sunny. waves 1 foot or less. 
.tonight...west wind 5 to 10 knots becoming northwest with gusts
to around 20 knots after midnight. slight chance of showers and
thunderstorms in the evening. chance of sprinkles after midnight.
waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 25 knots
decreasing to 20 knots in the late morning and afternoon. mostly
sunny. waves 1 to 2 feet. 
.saturday night...north wind 5 to 10 knots with gusts to around
20 knots. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124686

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz443-220330-
port sanilac to port huron mi-
330 pm edt fri aug 21 2026

.tonight...south winds 10 to 15 knots. partly cloudy with
isolated showers in the evening, then mostly cloudy with
scattered showers and a chance of thunderstorms after midnight. a
slight chance of waterspouts after midnight. waves 1 to 3 feet. 
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and afternoon. a slight chance of
waterspouts. a slight chance of thunderstorms in the morning.
showers. thunderstorms likely in the afternoon. waves 2 feet or
less. 
.saturday night...northwest winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. mostly cloudy
early in the evening becoming partly cloudy. numerous showers
early in the evening. a chance of thunderstorms until early
morning. scattered showers in the late evening and early morning.
waves 1 to 3 feet building to 2 to 4 feet after midnight. 
.sunday...northwest winds 15 to 20 knots. partly cloudy with
scattered showers until late afternoon, then mostly cloudy with
numerous showers and a chance of thunderstorms early in the
afternoon. waves 2 to 4 feet. 

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

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124683

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz421-220330-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
330 pm edt fri aug 21 2026

.tonight...southeast winds 10 to 15 knots becoming south 15 to
20 knots in the late evening and early morning, then diminishing
to 10 to 15 knots early in the morning. mostly cloudy. scattered
showers and a chance of thunderstorms in the evening, then
scattered showers and a slight chance of thunderstorms after
midnight. a chance of waterspouts in the evening. a slight chance
of waterspouts after midnight. waves 1 to 3 feet. 
.saturday...southwest winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and early afternoon, then becoming
northwest 10 to 15 knots early in the afternoon. a chance of
waterspouts. a slight chance of thunderstorms in the morning.
showers. a chance of thunderstorms in the afternoon. waves 2 feet
or less. 
.saturday night...north winds 15 to 20 knots becoming northwest 20 to
25 knots in the late evening and overnight. partly cloudy. scattered
showers and a chance of thunderstorms early in the evening. waves 1
to 3 feet building to 4 to 6 feet in the late evening and overnight.
waves occasionally around 8 feet. a small craft advisory may be
needed.
.sunday...northwest winds 20 to 25 knots. partly cloudy until
late afternoon becoming mostly cloudy. scattered showers early in
the afternoon. waves 4 to 6 feet. waves occasionally around
8 feet. 

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

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124682

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz422-220330-
inner saginaw bay sw of point au gres to bay port mi-
330 pm edt fri aug 21 2026

.tonight...south winds 10 to 15 knots increasing to 15 to
20 knots after midnight, then diminishing to 10 to 15 knots early
in the morning. mostly cloudy. a slight chance of waterspouts in
the evening. scattered showers and a chance of thunderstorms in
the evening, then scattered showers and a slight chance of
thunderstorms after midnight. waves 1 to 3 feet. 
.saturday...southwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon, then becoming
northwest 10 to 15 knots early in the afternoon. mostly cloudy. a
slight chance of waterspouts early in the morning. a chance of
waterspouts in the late morning and afternoon. a slight chance of
thunderstorms in the morning. numerous showers. a chance of
thunderstorms in the afternoon. waves 2 feet or less. 
.saturday night...north winds 15 to 20 knots becoming northwest 20 to
25 knots in the late evening and overnight. mostly clear. scattered
showers and a chance of thunderstorms early in the evening. waves 1
to 3 feet building to 2 to 4 feet in the late evening and overnight.
a small craft advisory may be needed.
.sunday...northwest winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. partly cloudy until late
afternoon becoming mostly cloudy. scattered showers early in the
afternoon. 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 211930
nshdtx
expires:202608220330;;124684

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz441-220330-
port austin to harbor beach mi-
330 pm edt fri aug 21 2026

.tonight...south winds 10 to 15 knots. mostly cloudy. scattered
showers and a slight chance of thunderstorms in the evening, then
scattered showers and a chance of thunderstorms after midnight. a
slight chance of waterspouts in the evening. a chance of
waterspouts after midnight. waves 1 to 3 feet. 
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and early afternoon, then veering to
the northwest early in the afternoon. a chance of waterspouts. a
slight chance of thunderstorms in the morning. showers. a chance
of thunderstorms in the afternoon. waves 2 feet or less. 
.saturday night...north winds 15 to 20 knots becoming northwest 20 to
25 knots in the late evening and overnight. a chance of waterspouts
early in the evening. mostly cloudy with scattered showers and a
chance of thunderstorms until early morning, then partly cloudy with
scattered showers after midnight. waves 1 to 3 feet building to 4 to
6 feet in the late evening and overnight. waves occasionally around 8
feet. a small craft advisory may be needed.
.sunday...northwest winds 20 to 25 knots with gusts to 30 knots.
partly cloudy early in the morning becoming mostly cloudy.
scattered showers until late afternoon, then numerous showers
early in the afternoon. waves 5 to 7 feet. waves occasionally
around 10 feet. 

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

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124685

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz442-220330-
harbor beach to port sanilac mi-
330 pm edt fri aug 21 2026

.tonight...south winds 10 to 15 knots. mostly cloudy. scattered
showers and a slight chance of thunderstorms in the evening, then
scattered showers and a chance of thunderstorms after midnight. a
slight chance of waterspouts after midnight. waves 1 to 3 feet. 
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and afternoon. a slight chance of
waterspouts early in the morning. a chance of waterspouts in the
late morning and afternoon. a slight chance of thunderstorms in
the morning. showers. a chance of thunderstorms in the afternoon.
waves 2 feet or less. 
.saturday night...north winds 10 to 15 knots becoming northwest 15 to
20 knots in the late evening and overnight. mostly cloudy early in
the evening becoming partly cloudy. a chance of waterspouts early in
the evening. numerous showers early in the evening. a chance of
thunderstorms until early morning. scattered showers in the late
evening and overnight. waves 2 feet or less building to 3 to 5 feet
in the late evening and overnight. waves occasionally around 7 feet.
a small craft advisory may be needed.
.sunday...northwest winds 15 to 20 knots. gusts to 30 knots in
the late morning and afternoon. partly cloudy with scattered
showers until late afternoon, then mostly cloudy with numerous
showers and a chance of thunderstorms early in the afternoon.
waves 4 to 6 feet. waves occasionally around 8 feet. 

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

$$

fzus53 kgrb 211856
nshgrb
expires:202608212200;;123070

nearshore marine forecast
national weather service green bay wi
156 pm cdt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-212200-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
156 pm cdt fri aug 21 2026

.this afternoon...s wind 10 to 20 kts. waves 2 to 4 ft. a chance
of showers and thunderstorms. 
.tonight...sw wind 10 to 15 kts veering nw in the late evening
and overnight. waves 2 to 4 ft subsiding to 1 to 3 ft after
midnight. a chance of showers and thunderstorms in the evening. 
.saturday...n wind 10 to 15 kts. waves 1 to 3 ft. a chance of
showers and thunderstorms in the afternoon. 
.saturday night...n wind 10 to 20 kts. waves 1 to 3 ft. mostly
clear.  

$$

fzus53 kgrb 211856
nshgrb
expires:202608212200;;123069

nearshore marine forecast
national weather service green bay wi
156 pm cdt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz521-522-212200-
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 fri aug 21 2026

.this afternoon...sw wind 10 to 15 kts. waves 2 ft or less. a
chance of showers and thunderstorms. 
.tonight...sw wind 5 to 10 kts veering nw in the late evening and
overnight. waves 2 ft or less. a chance of showers and
thunderstorms in the evening. 
.saturday...nw wind 10 to 15 kts. waves 2 ft or less. a chance of
showers. a chance of thunderstorms in the afternoon. 
.saturday night...nw wind 10 to 15 kts. waves 1 to 3 ft. clear. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118765

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz847-220800-
grand haven to whitehall mi-
206 pm edt fri aug 21 2026

.through early evening...southwest winds 15 to 20 knots. mostly
cloudy. waves 1 to 3 feet. 
.tonight...south winds around 15 knots veering west after midnight.
rain showers likely and a chance of thunderstorms in the evening,
then a chance of showers and thunderstorms after midnight. waves
1 to 3 feet. 
.saturday...northwest winds 15 to 25 knots increasing to 30 knots
early in the afternoon. mostly sunny with a chance of rain showers
and a slight chance of thunderstorms. waves 2 to 4 feet building to
3 to 5 feet in the late morning and afternoon. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
3 to 5 feet. 
.sunday...northwest winds to 30 knots. sunny. waves 5 to 7 feet. 
.sunday night...northwest winds to 30 knots becoming north 5 to
15 knots in the late evening and overnight. mostly clear. waves 4 to
6 feet subsiding to 2 to 4 feet in the late evening and overnight. 
.monday...north winds 5 to 10 knots backing northwest 10 to 15 knots
in the late morning and afternoon. mostly sunny. waves 1 foot or
less. 
.tuesday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves 1 to 3 feet. 
.wednesday...southwest winds 20 to 25 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118763

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz849-220800-
pentwater to manistee mi-
206 pm edt fri aug 21 2026

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

.through early evening...south winds 15 to 20 knots. mostly cloudy
with a chance of showers and thunderstorms. waves 2 to 4 feet. 
.tonight...south winds 10 to 20 knots veering northwest 5 to
15 knots after midnight. rain showers likely and a chance of
thunderstorms. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight. 
.saturday...north winds 10 to 20 knots. mostly sunny with a slight
chance of rain showers. waves 2 to 4 feet. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
2 to 4 feet building to 4 to 6 feet in the late evening and
overnight. 
.sunday...north winds 15 to 25 knots. sunny. waves 4 to 6 feet. 
.sunday night...north winds 15 to 25 knots decreasing to 5 to
15 knots in the late evening and overnight. mostly clear. waves 3 to
5 feet subsiding to 2 to 4 feet in the late evening and overnight. 
.monday...north winds 5 to 15 knots. sunny. waves 1 to 2 feet. 
.tuesday...southwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118764

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz848-220800-
whitehall to pentwater mi-
206 pm edt fri aug 21 2026

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

.through early evening...south winds 15 to 20 knots. cloudy with a
slight chance of showers and thunderstorms. waves 2 to 4 feet. 
.tonight...south winds 10 to 20 knots veering west after midnight.
rain showers likely and a chance of thunderstorms in the evening,
then a chance of showers and thunderstorms after midnight. waves
2 to 4 feet. 
.saturday...north winds 10 to 20 knots increasing to 20 to 25 knots
in the late morning and afternoon. mostly sunny with a slight chance
of rain showers. waves 3 to 5 feet. 
.saturday night...north winds 20 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...north winds to 30 knots. sunny. waves 4 to 6 feet. 
.sunday night...north winds 15 to 25 knots decreasing to 10 to
15 knots in the late evening and overnight. mostly clear. waves 3 to
5 feet subsiding to 2 to 4 feet in the late evening and overnight. 
.monday...north winds 10 to 15 knots backing northwest early in the
afternoon. sunny. waves 1 to 2 feet. 
.tuesday...south winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 

$$

fzus53 kmkx 211810
nshmkx
expires:202608212200;;119235

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz644-212200-
port washington to north point light wi-
110 pm cdt fri aug 21 2026

.rest of today...south 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 1 to
2 feet. 
.tonight...south wind 10 to 15 knots becoming southwest 5 to
10 knots late in the evening, then becoming west 10 to 15 knots
after midnight veering northwest early in the morning. chance of
showers and thunderstorms through around midnight. waves 1 to
2 feet. 
.saturday...northwest wind 10 to 15 knots veering north late in
the afternoon. chance of showers and thunderstorms in the
afternoon. waves 1 to 2 feet. 
.saturday night...north wind 10 to 15 knots backing northwest
early in the morning. chance of showers and thunderstorms through
around midnight. waves 1 to 2 feet building to 2 to 4 feet after
midnight. 

$$

fzus53 kmkx 211810
nshmkx
expires:202608212200;;119234

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz643-212200-
sheboygan to port washington wi-
110 pm cdt fri aug 21 2026

.rest of today...south wind 15 to 20 knots. slight chance of
showers and thunderstorms. waves 1 to 3 feet building to 2 to
4 feet late in the afternoon. 
.tonight...south wind 10 to 15 knots becoming southwest 5 to
10 knots late in the evening, then becoming northwest 10 to
15 knots after midnight. chance of thunderstorms and slight
chance of showers through around midnight. waves 2 to 4 feet
subsiding to 1 to 2 feet in the late evening and overnight. 
.saturday...northwest wind 10 to 15 knots veering north late in
the afternoon. chance of showers and slight chance of
thunderstorms in the afternoon. waves 1 to 2 feet. 
.saturday night...north wind 10 to 15 knots backing northwest
early in the morning. chance of showers and thunderstorms through
around midnight. waves 1 to 2 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111871

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lmz221-212000-
green bay north of line from cedar river mi to rock island
passage-
1100 am edt fri aug 21 2026

...small craft advisory in effect until 4 pm edt this afternoon...

.rest of today...south wind 10 to 20 knots. mostly cloudy with
showers likely and a chance of thunderstorms. waves 2 to 3 feet
subsiding to 1 to 2 feet. 
.tonight...southwest wind less than 10 knots veering north by
midnight. mostly cloudy through late evening then becoming partly
cloudy. a chance of showers and a slight chance of thunderstorms
through late evening. waves 1 to 2 feet. 
.saturday...northwest wind less than 10 knots veering north 10 to
20 knots in the afternoon. mostly sunny. a slight chance of
showers in the morning, then a chance of showers and a slight
chance of thunderstorms in the afternoon. waves building to 2 to
3 feet. 
.saturday night...north wind 10 to 20 knots. clear. waves
subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111882

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz251-212000-
grand marais to whitefish point mi-
1100 am edt fri aug 21 2026

.rest of today...south wind 15 to 20 knots diminishing to 5 to
15 knots late. mostly cloudy. a chance of showers and a slight
chance of thunderstorms by late morning, then showers and a
slight chance of thunderstorms late. waves 2 to 3 feet subsiding
to 1 to 2 feet. 
.tonight...south wind less than 10 knots veering northwest 10 to
15 knots late. cloudy. a chance of showers and a slight chance of
thunderstorms through midnight. patchy fog by midnight. waves
1 to 2 feet. 
.saturday...northwest wind 10 to 20 knots. mostly cloudy. patchy
fog in the morning. waves building to 3 to 5 feet occasionally to
7 feet. 
.saturday night...northwest wind 15 to 25 knots. mostly clear.
waves 3 to 5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111881

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz250-212000-
munising to grand marais mi-
1100 am edt fri aug 21 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.rest of today...south wind 5 to 15 knots with gusts up to
23 knots. mostly cloudy with showers likely and a slight chance
of thunderstorms. waves 1 to 2 feet. 
.tonight...west wind less than 10 knots veering northwest by
midnight. mostly cloudy. a chance of showers and a slight chance
of thunderstorms through late evening. patchy fog by midnight.
waves building to 1 to 2 feet. 
.saturday...northwest wind 10 to 20 knots with gusts up to
31 knots. partly cloudy. a slight chance of showers in the
morning. waves building to 3 to 5 feet occasionally to 7 feet. 
.saturday night...north wind 15 to 20 knots with gusts up to
29 knots. mostly clear. waves building to 3 to 6 feet
occasionally to 8 feet, then subsiding to 3 to 5 feet
occasionally to 7 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111880

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz249-212000-
marquette to munising mi-
1100 am edt fri aug 21 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.rest of today...south wind 5 to 15 knots veering southwest less
than 10 knots late. gusts up to 23 knots. mostly cloudy. a chance
of showers and thunderstorms by late morning, then showers and a
chance of thunderstorms late. waves 1 to 2 feet. 
.tonight...northwest wind less than 10 knots increasing to 10 to
15 knots by midnight. mostly cloudy with a slight chance of
showers and thunderstorms through late evening, then partly
cloudy by midnight. patchy fog by midnight. waves building to
1 to 2 feet. 
.saturday...northwest wind 15 to 25 knots with gusts up to
32 knots. mostly sunny. a slight chance of showers in the
morning, then a slight chance of showers and thunderstorms in the
afternoon. waves building to 3 to 6 feet occasionally to 8 feet. 
.saturday night...north wind 15 to 25 knots. clear. waves
subsiding to 3 to 5 feet occasionally to 7 feet, then building to
3 to 6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111878

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz247-212000-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1100 am edt fri aug 21 2026

.rest of today...southwest wind less than 10 knots veering
northwest late. mostly cloudy. a chance of showers by late
morning, then a slight chance of showers late. waves calm to
1 foot. 
.tonight...west wind less than 10 knots. gusts up to 17 knots.
partly cloudy. waves calm to 1 foot. 
.saturday...northwest wind 10 to 15 knots. gusts up to 22 knots.
mostly sunny. a slight chance of showers in the morning, then a
chance of showers in the afternoon. waves building to 1 to
2 feet. 
.saturday night...northwest wind 10 to 15 knots with gusts up to
24 knots. mostly clear. waves 1 to 2 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111879

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz248-212000-
huron islands to marquette mi-
1100 am edt fri aug 21 2026

.rest of today...southwest wind less than 10 knots veering
northwest late. gusts up to 17 knots. mostly cloudy with a chance
of showers and a slight chance of thunderstorms. waves calm to
1 foot. 
.tonight...northwest wind 5 to 15 knots. mostly cloudy through
late evening then becoming mostly clear. waves building to 1 to
2 feet. 
.saturday...northwest wind 10 to 20 knots with gusts up to
29 knots. mostly sunny. a slight chance of showers in the
morning, then a slight chance of showers and thunderstorms in the
afternoon. waves building to 3 to 5 feet occasionally to 7 feet. 
.saturday night...northwest wind 15 to 20 knots with gusts up to
28 knots. clear. waves subsiding to 2 to 4 feet, then building to
3 to 5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111877

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz246-212000-
point isabelle to lower entrance of portage canal mi-
1100 am edt fri aug 21 2026

.rest of today...southwest wind less than 10 knots veering
northwest late. mostly cloudy with a slight chance of showers.
waves calm to 1 foot. 
.tonight...west wind less than 10 knots. partly cloudy. waves
calm to 1 foot. 
.saturday...northwest wind 10 to 15 knots with gusts up to
23 knots. mostly sunny. a slight chance of showers in the
morning. waves building to 1 to 2 feet. 
.saturday night...north wind 10 to 15 knots with gusts up to
22 knots. mostly clear. waves calm to 1 foot. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111876

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz244-245-212000-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1100 am edt fri aug 21 2026

.rest of today...southwest wind less than 10 knots veering
northwest late. mostly cloudy. a slight chance of showers by late
morning. waves 1 to 2 feet. 
.tonight...west wind less than 10 knots. partly cloudy. waves
calm to 1 foot. 
.saturday...northwest wind 10 to 15 knots with gusts up to
24 knots. mostly sunny. waves building to 1 to 2 feet. 
.saturday night...north wind 10 to 15 knots with gusts up to
24 knots. mostly clear. waves building to 2 to 3 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111875

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz242-243-212000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1100 am edt fri aug 21 2026

.rest of today...west wind less than 10 knots. mostly cloudy.
waves calm to 1 foot. 
.tonight...southwest wind less than 10 knots veering northwest
late. partly cloudy. a slight chance of showers and thunderstorms
by midnight. waves calm to 1 foot. 
.saturday...northwest wind 10 to 15 knots diminishing to less
than 10 knots in the afternoon. mostly sunny. waves building to
1 to 2 feet. 
.saturday night...north wind 10 to 15 knots. mostly clear. waves
calm to 1 foot. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111874

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lsz240-241-212000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1100 am edt fri aug 21 2026 /1000 am cdt fri aug 21 2026/

.rest of today...northwest wind less than 10 knots backing west
late. cloudy with a slight chance of showers by late morning,
then partly cloudy late. waves calm to 1 foot. 
.tonight...southwest wind less than 10 knots veering northwest
late. mostly clear. a slight chance of showers by midnight. waves
calm to 1 foot. 
.saturday...northwest wind 5 to 15 knots. mostly sunny. waves
building to 1 to 2 feet. 
.saturday night...northwest wind less than 10 knots veering north
10 to 15 knots after midnight. mostly clear. waves calm to
1 foot. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111872

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lmz250-212000-
5nm east of a line from fairport mi to rock island passage-
1100 am edt fri aug 21 2026

...small craft advisory in effect until 4 pm edt this afternoon...

.rest of today...south wind 10 to 20 knots. mostly cloudy with
showers likely and a chance of thunderstorms. waves 2 to 4 feet. 
.tonight...southwest wind 5 to 15 knots veering northwest less
than 10 knots by midnight, then veering north late. mostly cloudy
with a chance of showers and a slight chance of thunderstorms
through late evening, then partly cloudy with a slight chance of
showers by midnight. mostly cloudy late. waves subsiding to 1 to
2 feet. 
.saturday...northwest wind less than 10 knots veering north 10 to
20 knots in the afternoon. mostly sunny. a chance of showers and
a slight chance of thunderstorms in the afternoon. waves building
to 2 to 3 feet. 
.saturday night...north wind 10 to 20 knots. clear. waves
subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 211501
nshmqt
expires:202608212000;;111873

nearshore marine forecast
national weather service marquette mi
1100 am edt fri aug 21 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.


lmz248-212000-
seul choix point to point detour mi-
1100 am edt fri aug 21 2026

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

.rest of today...south wind 15 to 20 knots. mostly cloudy. a
chance of showers and thunderstorms by late morning, then showers
likely and a chance of thunderstorms late. waves 2 to 4 feet. 
.tonight...southwest wind 5 to 15 knots veering northwest less
than 10 knots by midnight. mostly cloudy. a chance of showers and
a slight chance of thunderstorms through late evening, then a
slight chance of showers by midnight. patchy fog by midnight.
waves subsiding to 1 to 2 feet. 
.saturday...northwest wind 10 to 20 knots. partly cloudy. a
slight chance of showers in the morning, then a chance of showers
and a slight chance of thunderstorms in the afternoon. waves
building to 2 to 3 feet. 
.saturday night...northwest wind 10 to 20 knots. clear. waves
subsiding to 1 to 2 feet. 

$$