fzus53 kdlh 220141
nshdlh
expires:202608221000;;140041

nearshore marine forecast
national weather service duluth mn
841 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.


lsz140-221000-
grand portage to grand marais mn-
841 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 to 10 knots becoming
northwest after midnight. chance of rain showers early in the
evening, then slight chance of rain showers late in the evening.
chance of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 20 knots
late in the morning. mostly sunny. waves 1 foot or less. 
.saturday night...north wind 10 to 15 knots with gusts to around
20 knots. mostly clear. waves 1 foot or less. 
.sunday...north wind 5 to 10 knots with gusts to around 20 knots
becoming south with gusts to around 20 knots in the afternoon.
sunny. waves 1 foot or less. 

$$

fzus53 kdlh 220141
nshdlh
expires:202608221000;;140051

nearshore marine forecast
national weather service duluth mn
841 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.


lsz148-221000-
oak point to saxon harbor wi-
841 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 knots becoming west after
midnight. chance of sprinkles early 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 in
the late morning and afternoon. sunny. waves 1 foot or less. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
1 foot or less. 
.sunday...north wind 5 to 10 knots becoming northeast in the
afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 220141
nshdlh
expires:202608221000;;140042

nearshore marine forecast
national weather service duluth mn
841 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.


lsz141-221000-
grand marais to taconite harbor mn-
841 pm cdt fri aug 21 2026

.rest of tonight...west wind 5 knots becoming northwest after
midnight. slight chance of rain showers early in the evening.
slight chance of thunderstorms late in the evening, then chance
of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots with gusts to around
20 knots. mostly sunny. waves 1 foot or less. 
.saturday night...north wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.sunday...north wind 5 knots becoming south in the afternoon.
mostly sunny. waves 1 foot or less. 

$$

fzus53 kdtx 220202
nshdtx
expires:202608221015;;140402

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 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.


lhz443-221015-
port sanilac to port huron mi-
1002 pm edt fri aug 21 2026

.rest of tonight...south winds 10 to 15 knots. mostly cloudy.
isolated showers this 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. 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. a slight 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 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 220202
nshdtx
expires:202608221015;;140401

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 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.


lhz442-221015-
harbor beach to port sanilac mi-
1002 pm edt fri aug 21 2026

.rest of tonight...south winds 10 to 15 knots. mostly cloudy.
scattered showers and a slight chance of thunderstorms this
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 1 to 3 feet 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 7 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 kgrb 220136
nshgrb
expires:202608220400;;139901

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

for waters within five nautical miles of shore on lake michigan


lmz541>543-220400-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
836 pm cdt fri aug 21 2026

.tonight...sw wind 5 to 10 kts veering nw 10 to 15 kts 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. 
.sunday...n wind 10 to 15 kts. waves 1 to 3 ft. mostly sunny.  

$$

fzus53 kgrb 220136
nshgrb
expires:202608220400;;139900

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

for waters within five nautical miles of shore on lake michigan


lmz521-522-220400-
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-
836 pm cdt fri aug 21 2026

.tonight...w wind 5 to 10 kts veering nw in the late evening and
overnight. waves 2 ft or less. rain showers likely and a chance
of thunderstorms in the evening. 
.saturday...nw wind 10 to 15 kts. waves 1 to 3 ft. a chance of
showers. a chance of thunderstorms in the afternoon. 
.saturday night...nw wind 10 to 15 kts. waves 1 to 3 ft. mostly
clear. 
.sunday...n wind 10 to 15 kts. waves 1 to 3 ft. mostly sunny.  

$$

fzus53 kgrr 220136
nshgrr
expires:202608220800;;139903

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

for waters within five nautical miles of shore on lake michigan


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

...small craft advisory in effect from 8 am edt saturday through
sunday evening...

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

$$

fzus53 kgrr 220136
nshgrr
expires:202608220800;;139902

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

for waters within five nautical miles of shore on lake michigan


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

...small craft advisory in effect from 8 am edt saturday through
sunday 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 west 5 to 15 knots
after midnight. partly cloudy with a chance of showers and
thunderstorms in the evening, then rain showers likely and a chance
of thunderstorms after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet after midnight. 
.saturday...north winds 10 to 20 knots. mostly sunny with a chance
of rain showers and a slight chance of thunderstorms. waves 2 to
4 feet. 
.saturday night...north winds 15 to 25 knots. partly cloudy with a
slight chance of showers and thunderstorms. waves 4 to 6 feet. 
.sunday...north winds 20 to 25 knots. mostly sunny. waves 4 to
6 feet. 
.sunday night...north winds 15 to 25 knots decreasing to 10 to
15 knots after midnight. mostly clear. waves 3 to 5 feet. 
.monday...northwest winds 10 to 15 knots. sunny. waves 1 to 3 feet. 
.tuesday...southwest winds 5 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly sunny. waves 1 to 3 feet. 
.wednesday...southwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kgrr 220136
nshgrr
expires:202608220800;;139904

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

for waters within five nautical miles of shore on lake michigan


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

...small craft advisory in effect from 8 am edt saturday through
sunday evening...

.through early evening...south winds around 15 knots. mostly cloudy
with a chance of rain showers and a slight chance of thunderstorms.
waves 1 to 3 feet. 
.tonight...south winds around 15 knots. rain showers likely and a
chance of thunderstorms. waves 1 to 3 feet. 
.saturday...northwest winds to 30 knots. mostly sunny with a chance
of rain showers and a slight chance of thunderstorms. waves 3 to
5 feet. 
.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...north winds to 30 knots decreasing to 10 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 10 to 15 knots backing northwest early in the
afternoon. sunny. waves 1 to 2 feet. 
.tuesday...south winds 5 to 15 knots veering southwest around
15 knots early in the afternoon. mostly sunny. waves 1 to 2 feet. 
.wednesday...southwest winds around 20 knots. partly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kmkx 220010
nshmkx
expires:202608220400;;137295

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

for waters within five nautical miles of shore on lake michigan


lmz644-220400-
port washington to north point light wi-
710 pm cdt fri aug 21 2026

.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 showers in the evening. chance
of thunderstorms through around midnight. slight chance of
showers late in the evening. waves 1 to 2 feet. 
.saturday...northwest wind 10 to 15 knots becoming northwest
10 to 15 knots with gusts to around 20 knots in the afternoon.
chance of showers and thunderstorms in the afternoon. waves 1 to
2 feet. 
.saturday night...northwest wind 10 to 15 knots veering north in
the late evening and early morning, then backing northwest early
in the morning. chance of showers and thunderstorms through
around midnight. waves 1 to 2 feet. 
.sunday...northwest wind 10 to 15 knots veering north late in the
afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kmkx 220010
nshmkx
expires:202608220400;;137294

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

for waters within five nautical miles of shore on lake michigan


lmz643-220400-
sheboygan to port washington wi-
710 pm cdt fri aug 21 2026

.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 showers and thunderstorms
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. 
.sunday...northwest wind 10 to 20 knots becoming 15 to 20 knots
late in the morning, then becoming north 10 to 15 knots with
gusts to around 20 knots early in the afternoon becoming north
10 to 15 knots late in the afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128871

nearshore marine forecast
national weather service marquette mi
502 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.


lsz242-243-220800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 pm edt fri aug 21 2026

.late this afternoon...west wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.tonight...west wind less than 10 knots veering northwest 10 to
15 knots 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 late. mostly sunny. waves building to 1 to 2 feet. 
.saturday night...north wind 10 to 20 knots. mostly clear. waves
building to 2 to 3 feet. 
.sunday...north wind 10 to 20 knots backing northwest less than
10 knots in the afternoon. mostly sunny. waves building to 2 to
4 feet, then subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128870

nearshore marine forecast
national weather service marquette mi
502 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.


lsz240-241-220800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 pm edt fri aug 21 2026 /402 pm cdt fri aug 21 2026/

.late this afternoon...west wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots becoming west less
than 10 knots late. mostly clear. a chance of showers and a
slight chance of thunderstorms by midnight. a slight chance of
showers and thunderstorms late. waves calm to 1 foot. 
.saturday...northwest wind 5 to 15 knots. mostly sunny. a slight
chance of showers through mid morning. waves building to 1 to
2 feet. 
.saturday night...north wind 10 to 15 knots. mostly clear. waves
building to 2 to 3 feet. 
.sunday...north wind 10 to 15 knots veering northeast less than
10 knots in the afternoon. sunny. waves subsiding to 1 to 2 feet.

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128868

nearshore marine forecast
national weather service marquette mi
502 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.


lmz250-220800-
5nm east of a line from fairport mi to rock island passage-
502 pm edt fri aug 21 2026

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

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128869

nearshore marine forecast
national weather service marquette mi
502 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.


lmz248-220800-
seul choix point to point detour mi-
502 pm edt fri aug 21 2026

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

.late this afternoon...south wind 15 to 20 knots. mostly cloudy
with a chance of showers and thunderstorms. 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
thunderstorms through late evening, then a chance of showers and
a slight chance of thunderstorms by midnight. waves subsiding to
1 to 2 feet. 
.saturday...northwest wind 10 to 20 knots with gusts up to
27 knots. partly cloudy. a slight chance of showers by late
morning. waves building to 2 to 3 feet. 
.saturday night...northwest wind 15 to 20 knots. clear. waves
subsiding to 1 to 2 feet. 
.sunday...northwest wind 15 to 20 knots with gusts up to
29 knots. mostly sunny. waves building to 2 to 3 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128872

nearshore marine forecast
national weather service marquette mi
502 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.


lsz244-245-220800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
502 pm edt fri aug 21 2026

...small craft advisory in effect from saturday afternoon through
sunday morning...

.late this afternoon...northwest wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.tonight...west wind less than 10 knots. partly cloudy. waves
calm to 1 foot. 
.saturday...northwest wind 10 to 20 knots with gusts up to
27 knots. mostly sunny. waves building to 2 to 3 feet. 
.saturday night...north wind 10 to 20 knots with gusts up to
28 knots. mostly clear. waves subsiding to 1 to 2 feet, then
building to 2 to 4 feet. 
.sunday...north wind 15 to 20 knots backing northwest 10 to
20 knots in the afternoon. gusts up to 28 knots. mostly sunny.
waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128867

nearshore marine forecast
national weather service marquette mi
502 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.


lmz221-220800-
green bay north of line from cedar river mi to rock island
passage-
502 pm edt fri aug 21 2026

.late this afternoon...south wind 10 to 15 knots. mostly cloudy
with a chance of showers and 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 with showers likely and a chance of
thunderstorms through late evening, then partly cloudy by
midnight. waves 1 to 2 feet. 
.saturday...northwest wind 5 to 15 knots veering north 15 to
20 knots late. partly cloudy. a chance of thunderstorms and a
slight chance of showers by late morning. a slight chance of
showers and thunderstorms late. waves building to 2 to 3 feet. 
.saturday night...northwest wind 15 to 20 knots with gusts up to
27 knots. clear. waves building to 2 to 4 feet, then subsiding to
2 to 3 feet. 
.sunday...north wind 15 to 20 knots. mostly sunny. waves 2 to
3 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128873

nearshore marine forecast
national weather service marquette mi
502 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.


lsz246-220800-
point isabelle to lower entrance of portage canal mi-
502 pm edt fri aug 21 2026

...small craft advisory in effect from saturday afternoon through
sunday morning...

.late this afternoon...northwest wind less than 10 knots. mostly
cloudy with a slight chance of showers. waves calm to 1 foot. 
.tonight...west wind less than 10 knots with gusts up to
17 knots. partly cloudy. waves calm to 1 foot. 
.saturday...northwest wind 10 to 15 knots with gusts up to
26 knots. mostly sunny. a slight chance of showers through mid
morning. waves building to 1 to 2 feet. 
.saturday night...north wind 10 to 15 knots with gusts up to
25 knots. mostly clear. waves calm to 1 foot. 
.sunday...north wind 10 to 15 knots with gusts up to 26 knots.
mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128874

nearshore marine forecast
national weather service marquette mi
502 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.


lsz247-220800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
502 pm edt fri aug 21 2026

.late this afternoon...northwest wind less than 10 knots. mostly
cloudy with a slight chance of showers and thunderstorms. waves
calm to 1 foot. 
.tonight...west wind less than 10 knots becoming 5 to 15 knots by
midnight. partly cloudy. waves calm to 1 foot. 
.saturday...northwest wind 10 to 15 knots. gusts up to 23 knots.
mostly sunny. a slight chance of showers through mid morning,
then a slight chance of showers and thunderstorms by late
morning. waves building to 1 to 2 feet. 
.saturday night...northwest wind 10 to 20 knots. partly cloudy.
waves building to 2 to 3 feet. 
.sunday...north wind 10 to 20 knots. mostly sunny. waves
subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128875

nearshore marine forecast
national weather service marquette mi
502 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.


lsz248-220800-
huron islands to marquette mi-
502 pm edt fri aug 21 2026

...small craft advisory in effect from saturday morning through
sunday evening...

.late this afternoon...northwest wind less than 10 knots. mostly
cloudy with a slight chance of showers and thunderstorms. waves
calm to 1 foot. 
.tonight...northwest wind 5 to 15 knots. mostly clear. waves
building to 1 to 2 feet. 
.saturday...northwest wind 10 to 20 knots increasing to 15 to
25 knots by late morning. mostly sunny. a slight chance of
showers through mid morning, then a slight chance of showers and
thunderstorms by late morning. waves building to 3 to 6 feet
occasionally to 8 feet. 
.saturday night...northwest wind 15 to 25 knots. partly cloudy.
waves subsiding to 3 to 5 feet occasionally to 7 feet, then
building to 3 to 6 feet occasionally to 8 feet. 
.sunday...north wind 15 to 25 knots with gusts up to 32 knots.
partly cloudy in the morning then clearing. waves building to
4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 5 feet
occasionally to 7 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128876

nearshore marine forecast
national weather service marquette mi
502 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.


lsz249-220800-
marquette to munising mi-
502 pm edt fri aug 21 2026

...small craft advisory in effect from saturday morning through
sunday evening...

.late this afternoon...west wind less than 10 knots. showers and
a chance of thunderstorms. waves calm to 1 foot. 
.tonight...northwest wind 5 to 15 knots. mostly cloudy with a
chance of showers and a slight chance of thunderstorms through
late evening, then partly cloudy by midnight. waves building to
1 to 2 feet. 
.saturday...northwest wind 10 to 20 knots increasing to 20 to
25 knots by late morning. gusts up to 33 knots. mostly sunny. a
slight chance of showers and thunderstorms through mid morning,
then a slight chance of showers by late morning. waves building
to 4 to 7 feet occasionally to 9 feet. 
.saturday night...north wind 20 to 25 knots. mostly clear. waves
subsiding to 3 to 6 feet occasionally to 8 feet, then building to
4 to 7 feet occasionally to 9 feet. 
.sunday...north wind 20 to 25 knots with gusts up to 33 knots.
partly cloudy. waves building to 5 to 8 feet occasionally to
10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128877

nearshore marine forecast
national weather service marquette mi
502 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.


lsz250-220800-
munising to grand marais mi-
502 pm edt fri aug 21 2026

...small craft advisory in effect from saturday afternoon through
sunday evening...

.late this afternoon...south wind less than 10 knots. showers
likely and a chance of thunderstorms. waves calm to 1 foot. 
.tonight...west wind less than 10 knots veering northwest 10 to
15 knots by midnight. mostly cloudy. a chance of showers and a
slight chance of thunderstorms through late evening, then a
slight chance of showers and thunderstorms by midnight. waves
building to 1 to 2 feet. 
.saturday...northwest wind 10 to 15 knots increasing to 15 to
25 knots by late morning. gusts up to 32 knots. partly cloudy.
waves building to 3 to 6 feet occasionally to 8 feet. 
.saturday night...north wind 20 to 25 knots. mostly clear. waves
3 to 6 feet occasionally to 8 feet. 
.sunday...northwest wind 20 to 25 knots with gusts up to
33 knots. partly cloudy. waves building to 5 to 8 feet
occasionally to 10 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128878

nearshore marine forecast
national weather service marquette mi
502 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.


lsz251-220800-
grand marais to whitefish point mi-
502 pm edt fri aug 21 2026

...small craft advisory in effect from saturday afternoon through
sunday evening...

.late this afternoon...south wind 10 to 15 knots. showers likely
and a chance of thunderstorms. waves 1 to 2 feet. 
.tonight...south wind less than 10 knots veering northwest 10 to
15 knots late. cloudy. showers likely and a chance of
thunderstorms through late evening, then a chance of showers and
a slight chance of thunderstorms by midnight. waves 1 to 2 feet. 
.saturday...northwest wind 10 to 20 knots increasing to 20 to
25 knots late. partly cloudy. waves building to 3 to 5 feet
occasionally to 7 feet. 
.saturday night...northwest wind 20 to 25 knots. partly cloudy.
waves building to 3 to 6 feet occasionally to 8 feet. 
.sunday...northwest wind up to 30 knots. partly cloudy. waves
building to 5 to 8 feet occasionally to 10 feet, then subsiding
to 4 to 7 feet occasionally to 9 feet. 

$$