fzus53 kdlh 121048
nshdlh
expires:202603121600;;070645

nearshore marine forecast
national weather service duluth mn
548 am cdt thu mar 12 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.


lsz140-121600-
grand portage to grand marais mn-
548 am cdt thu mar 12 2026

...small craft advisory in effect from 4 pm cdt this afternoon
through this evening...
...gale warning in effect from this evening through friday
morning...

.today...north wind 5 to 10 knots becoming southeast 10 to
15 knots with gusts to around 20 knots in the afternoon. sunny
until late afternoon then becoming partly sunny. waves 1 to
2 feet. 
.tonight...east wind up to 30 knots. gusts up to 35 knots
increasing to 40 knots in the late evening and overnight.
freezing spray and blowing snow. snow. waves 4 to 6 feet building
to 9 to 14 feet. waves occasionally to 18 feet. 
.friday...north wind 20 to 25 knots with gales to around 35 knots
easing to 10 to 15 knots with gusts to around 25 knots late in
the afternoon. freezing spray through the day. chance of snow
through the day. waves 8 to 13 feet subsiding to 4 to 7 feet.
waves occasionally to 17 feet. 
.friday night...north wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 knots early in the morning. mostly
cloudy in the evening then becoming partly cloudy. waves 3 to
5 feet subsiding to 1 to 2 feet after midnight. a small craft
advisory may be needed. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 121048
nshdlh
expires:202603121600;;070654

nearshore marine forecast
national weather service duluth mn
548 am cdt thu mar 12 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.


lsz148-121600-
oak point to saxon harbor wi-
548 am cdt thu mar 12 2026

...small craft advisory in effect from 4 pm cdt this afternoon
through friday evening...

.today...west wind 5 knots becoming southwest late in the
morning, then becoming southeast 10 to 15 knots with gusts to
around 20 knots in the afternoon. chance of snow late in the
afternoon. waves 1 to 2 feet. 
.tonight...southeast wind 20 to 25 knots with gales to around
35 knots becoming south 15 to 20 knots with gusts to around
30 knots after midnight, then becoming northwest 20 to 25 knots
with gales to around 35 knots early in the morning. snow through
the night. slight chance of rain after midnight. waves 4 to
7 feet. waves occasionally to 9 feet. a gale warning may be
needed. 
.friday...north wind 20 to 25 knots with gales to around 35 knots
becoming northwest 15 to 20 knots with gusts to around 25 knots
late in the afternoon. freezing spray in the morning. snow likely
in the morning, then chance of snow in the afternoon. waves 7 to
10 feet subsiding to 5 to 8 feet late in the afternoon. waves
occasionally to 14 feet. a gale warning may be needed. 
.friday night...northwest wind 10 to 15 knots with gusts to
around 20 knots becoming west 5 knots early in the morning.
mostly cloudy. waves 4 to 6 feet subsiding to 1 to 2 feet. waves
occasionally to 8 feet. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 121048
nshdlh
expires:202603121600;;070646

nearshore marine forecast
national weather service duluth mn
548 am cdt thu mar 12 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.


lsz141-121600-
grand marais to taconite harbor mn-
548 am cdt thu mar 12 2026

...small craft advisory in effect from 4 pm cdt this afternoon
through this evening...
...gale warning in effect from this evening through friday
morning...

.today...northwest wind 5 knots becoming southeast early in the
afternoon, then becoming east 15 to 20 knots with gusts to around
25 knots late in the afternoon. chance of snow late in the
afternoon. waves 1 to 2 feet. 
.tonight...east wind up to 30 knots with gales to around 45 knots
becoming northeast with gales to around 40 knots early in the
morning. blowing snow in the evening. areas of blowing snow after
midnight. snow through the night. waves 4 to 6 feet building to
8 to 13 feet. waves occasionally to 17 feet. 
.friday...north wind 20 to 25 knots with gales to around 35 knots
becoming northwest 10 to 15 knots with gusts to around 25 knots
in the afternoon. freezing spray in the morning. chance of snow
through the day. waves 7 to 12 feet subsiding to 4 to 7 feet.
waves occasionally to 16 feet. 
.friday night...northwest wind 10 to 15 knots with gusts to
around 20 knots easing to 5 knots early in the morning. partly
cloudy. waves 3 to 5 feet subsiding to 1 to 3 feet after
midnight. waves occasionally to 7 feet. a small craft advisory
may be needed. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdtx 120809
nshdtx
expires:202603121615;;064535

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
409 am edt thu mar 12 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.


lhz442-121615-
harbor beach to port sanilac mi-
409 am edt thu mar 12 2026

...small craft advisory in effect until 4 pm edt this afternoon...
...gale warning in effect from late tonight through late friday
night...

.today...northwest winds 20 to 25 knots with gusts to 30 knots
diminishing to 15 to 20 knots with gusts to 30 knots in the late
morning and afternoon. mostly sunny in the morning becoming
partly cloudy. waves 4 to 6 feet subsiding to 2 to 4 feet late in
the afternoon. waves occasionally around 8 feet. 
.tonight...northwest winds 10 to 15 knots backing to the
southwest in the late evening and early morning, then becoming
south to 30 knots with gusts to 35 knot gales after midnight.
mostly clear until early morning. snow after midnight. waves 1 to
3 feet building to 4 to 6 feet after midnight. waves occasionally
around 8 feet. 
.friday...south gales to 35 knot gales becoming southwest to
30 knots in the late morning and afternoon. gusts to 45 knot
gales. snow until late afternoon. light rain in the late morning
and early afternoon, then a chance of light rain and snow early
in the afternoon. waves 8 to 12 feet subsiding to 4 to 6 feet
early in the afternoon. waves occasionally around 15 feet. 
.friday night...west gales to 35 knot gales becoming northwest to
30 knots in the late evening and overnight. gusts to 40 knot
gales. mostly cloudy early in the evening becoming partly cloudy.
a chance of light rain and snow early in the evening. waves 5 to
7 feet. waves occasionally around 10 feet. 

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

$$

fzus53 kdtx 120809
nshdtx
expires:202603121615;;064536

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
409 am edt thu mar 12 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.


lhz443-121615-
port sanilac to port huron mi-
409 am edt thu mar 12 2026

...small craft advisory in effect until 4 pm edt this afternoon...
...gale warning in effect from late tonight through late friday
night...

.today...northwest winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. mostly sunny in the
morning becoming partly cloudy. waves 3 to 5 feet subsiding to
2 to 4 feet late in the afternoon. waves occasionally around
7 feet. 
.tonight...northwest winds 10 to 15 knots becoming southwest 5 to
10 knots in the late evening and early morning, then becoming
south 20 to 25 knots with gusts to 30 knots after midnight.
partly cloudy until early morning. light snow after midnight.
waves 1 to 3 feet building to 3 to 5 feet after midnight. waves
occasionally around 7 feet. 
.friday...south gales to 35 knot gales becoming southwest to
30 knots in the late morning and afternoon. gusts to 40 knot
gales. snow until late afternoon. light rain likely in the late
morning and early afternoon, then a chance of light snow early in
the afternoon. waves 6 to 9 feet subsiding to 4 to 6 feet early
in the afternoon. waves occasionally around 12 feet. 
.friday night...west winds to 30 knots with gusts to 40 knot
gales. mostly cloudy early in the evening becoming partly cloudy.
a chance of light snow early in the evening. waves 4 to 6 feet.
waves occasionally around 7 feet. 

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

$$

fzus53 kdtx 120809
nshdtx
expires:202603121615;;064533

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
409 am edt thu mar 12 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.


lhz421-121615-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
409 am edt thu mar 12 2026

...small craft advisory in effect until 4 pm edt this afternoon...
...gale warning in effect from late tonight through late friday
night...

.today...northwest winds 20 to 25 knots becoming west 10 to
15 knots. mostly sunny in the morning becoming partly cloudy.
waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon.
waves occasionally around 8 feet. 
.tonight...west winds 5 to 10 knots becoming south 10 to 15 knots
in the late evening and early morning, then becoming southeast to
30 knots with gusts to 40 knot gales after midnight. partly
cloudy until early morning, then snow after midnight. snow may be
heavy at times after midnight. waves 1 to 3 feet building to 4 to
6 feet after midnight. waves occasionally around 8 feet. 
.friday...south gales to 35 knot gales with gusts to 45 knot
gales becoming southwest to 30 knots with gusts to 35 knot gales
in the late morning and afternoon. light snow early in the
morning, then light rain and snow likely in the late morning and
early afternoon. a chance of light snow early in the afternoon.
waves 6 to 9 feet. waves occasionally around 12 feet. 
.friday night...west winds to 30 knots. gusts to 40 knot gales
until early morning. mostly cloudy with a chance of light snow
early in the evening, then partly cloudy in the late evening and
overnight. freezing spray after midnight. waves 6 to 9 feet.
waves occasionally around 12 feet. 

wave heights are for ice free areas.

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

$$

fzus53 kdtx 120809
nshdtx
expires:202603121615;;064532

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
409 am edt thu mar 12 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.


lhz422-121615-
inner saginaw bay sw of point au gres to bay port mi-
409 am edt thu mar 12 2026

...gale warning in effect from late tonight through late friday
night...

.today...west winds 15 to 20 knots diminishing to 10 to 15 knots
late in the morning, then increasing to 15 to 20 knots early in
the afternoon diminishing to 10 to 15 knots late in the
afternoon. mostly sunny. waves 2 feet or less. 
.tonight...west winds 10 to 15 knots backing to the south in the
late evening and early morning, then increasing to 30 knots with
gusts to 40 knot gales after midnight. partly cloudy until early
morning, then mostly cloudy with snow likely after midnight. snow
may be heavy at times after midnight. waves 2 feet or less
building to 2 to 4 feet after midnight. 
.friday...south gales to 35 knot gales becoming southwest to
30 knots in the late morning and afternoon. gusts to 45 knot
gales. mostly cloudy. light snow and light rain likely until late
afternoon, then a chance of light snow early in the afternoon.
waves 2 to 4 feet. 
.friday night...west winds to 30 knots with gusts to 40 knot
gales becoming northwest 20 to 25 knots with gusts to 35 knot
gales in the late evening and overnight. mostly cloudy with a
chance of light snow early in the evening, then partly cloudy in
the late evening and overnight. waves 2 to 4 feet subsiding to
1 to 3 feet after midnight. 

wave heights are for ice free areas.

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

$$

fzus53 kdtx 120809
nshdtx
expires:202603121615;;064534

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
409 am edt thu mar 12 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.


lhz441-121615-
port austin to harbor beach mi-
409 am edt thu mar 12 2026

...small craft advisory in effect until 4 pm edt this afternoon...
...gale warning in effect from late tonight through late friday
night...

.today...northwest winds 20 to 25 knots with gusts to 30 knots
diminishing to 10 to 15 knots. mostly sunny in the morning
becoming partly cloudy. waves 6 to 9 feet subsiding to 3 to
5 feet in the afternoon. waves occasionally around 12 feet. 
.tonight...northwest winds 5 to 10 knots becoming south 10 to
15 knots in the late evening and early morning, then increasing
to 20 to 25 knots with gusts to 35 knot gales after midnight.
mostly clear until early morning becoming mostly cloudy. a chance
of snow after midnight. snow may be heavy at times after
midnight. waves 1 to 3 feet building to 3 to 5 feet after
midnight. waves occasionally around 7 feet. 
.friday...south winds to 30 knots veering to the southwest early
in the afternoon. gusts to 40 knot gales. light snow early in the
morning, then light rain and snow likely in the late morning and
early afternoon. a chance of light snow early in the afternoon.
waves 6 to 9 feet. waves occasionally around 12 feet. 
.friday night...west gales to 35 knot gales becoming northwest to
30 knots in the late evening and overnight. gusts to 40 knot
gales. mostly cloudy. a chance of light snow early in the
evening. freezing spray after midnight. waves 8 to 12 feet. waves
occasionally around 15 feet. 

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

$$

fzus53 kgrb 121133
nshgrb
expires:202603121600;;073108

nearshore marine forecast
national weather service green bay wi
633 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-121600-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
633 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.today...w wind 10 to 15 kts backing s 10 to 20 kts early in the
afternoon. waves 1 to 3 ft. sunny in the morning then becoming
partly cloudy. 
.tonight...s wind to 30 kts increasing to gales to 35 kts, then
veering sw to 30 kts after midnight. gusts to 50 kts. waves 10 to
14 ft building to 14 to 18 ft after midnight. a slight chance of
rain in the evening. light snow. light rain after midnight. 
.friday...w wind to 30 kts veering nw gales to 35 kts mid-day,
then decreasing to to 30 kts early in the afternoon. gusts to
45 kts. waves 6 to 10 ft. a chance of light snow in the morning. 
.friday night...nw wind 15 to 25 kts decreasing to 10 to 15 kts
in the late evening and overnight. waves 2 to 4 ft subsiding to
2 ft or less after midnight. partly cloudy.  

$$

fzus53 kgrb 121133
nshgrb
expires:202603121600;;073107

nearshore marine forecast
national weather service green bay wi
633 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz541-121600-
rock island passage to sturgeon bay wi-
633 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.today...w wind 10 to 15 kts backing s early in the afternoon.
waves 2 ft or less. mostly sunny. 
.tonight...s wind 15 to 25 kts increasing to gales to 35 kts,
then decreasing to to 30 kts after midnight. gusts to 45 kts.
waves 10 to 14 ft building to 14 to 18 ft after midnight. snow in
the evening. a slight chance of rain. a chance of light snow
after midnight. 
.friday...w wind 15 to 25 kts veering nw to 30 kts in the late
morning and afternoon. gusts to 40 kts. waves 8 to 12 ft
subsiding to 4 to 7 ft in the afternoon. a chance of light snow. 
.friday night...nw wind 15 to 25 kts decreasing to 10 to 15 kts
after midnight. waves 2 to 4 ft subsiding to 2 ft or less after
midnight. partly cloudy. a small craft advisory may be needed.  

$$

fzus53 kmkx 121011
nshmkx
expires:202603121600;;069783

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz644-121600-
port washington to north point light wi-
510 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.today...west wind 10 to 15 knots easing to 5 to 10 knots early
in the afternoon, then becoming south 10 to 15 knots late in the
afternoon. numerous snow showers in the morning. waves around
1 foot. 
.tonight...south wind 15 to 20 knots with gusts to around
25 knots rising to up to 30 knots with gusts to around 35 knots
late in the evening, then rising to gales to 35 knots with gusts
to around 40 knots after midnight becoming southwest up to
30 knots with gusts to around 40 knots early in the morning.
chance of rain through around midnight, then rain and a chance of
snow after midnight. waves 3 to 4 feet building to 6 to 8 feet. 
.friday...west gales to 35 knots veering northwest late in the
afternoon. gusts up to 45 knots. partly sunny. waves 4 to 6 feet.
.friday night...northwest wind up to 30 knots easing to 15 to
20 knots late in the evening, then becoming 10 to 20 knots after
midnight becoming 10 to 15 knots early in the morning. partly
cloudy through around midnight then becoming mostly cloudy. waves
3 to 4 feet subsiding to 1 to 2 feet after midnight. 

$$

fzus53 kmkx 121011
nshmkx
expires:202603121600;;069782

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz643-121600-
sheboygan to port washington wi-
510 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.today...northwest wind 10 to 15 knots becoming west 5 to
10 knots early in the afternoon, then becoming south 10 to
20 knots late in the afternoon. scattered snow showers in the
morning. waves around 1 foot. 
.tonight...south wind 15 to 25 knots rising to gales to 35 knots
with gusts to around 40 knots late in the evening, then becoming
south gales to 35 knots with gusts to around 40 knots after
midnight veering southwest with gusts to around 40 knots early in
the morning. chance of rain through around midnight. chance of
snow through the night. rain after midnight. waves 3 to 5 feet
building to 9 to 11 feet. 
.friday...west wind up to 30 knots rising to gales to 35 knots
late in the morning, then becoming west gales to 35 knots early
in the afternoon veering northwest late in the afternoon. gusts
up to 45 knots. slight chance of snow in the morning. waves 5 to
7 feet subsiding to 4 to 6 feet in the late morning and
afternoon. 
.friday night...northwest wind up to 30 knots easing to 15 to
25 knots late in the evening, then becoming 15 to 20 knots after
midnight easing to 10 to 15 knots early in the morning. partly
cloudy. waves 3 to 5 feet subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066411

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz247-122000-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
500 am edt thu mar 12 2026

...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 15 to 20 knots. mostly
clear. waves 2 to 3 feet. 
.today...northwest wind 10 to 15 knots backing west less than
10 knots by late morning, then backing southeast 5 to 15 knots
late. partly cloudy. waves subsiding to 1 to 2 feet. 
.tonight...southeast wind up to 30 knots backing east gales to
35 knots late. gale force gusts up to 44 knots. a chance of snow
through late evening, then snow by midnight. freezing spray by
midnight. waves building to 12 to 17 feet occasionally to
21 feet. 
.friday...northeast wind up to 30 knots backing north in the
afternoon. gale force gusts up to 41 knots. cloudy. snow showers
likely in the morning, then a chance of snow showers in the
afternoon. freezing spray through the day. waves subsiding to
5 to 8 feet occasionally to 10 feet. 
.friday night...northwest wind 15 to 25 knots diminishing to 5 to
15 knots after midnight. mostly cloudy. freezing spray in the
evening. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066412

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz248-122000-
huron islands to marquette mi-
500 am edt thu mar 12 2026

...small craft advisory in effect until noon edt today...
...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 15 to 20 knots. partly
cloudy. freezing spray. waves 4 to 7 feet occasionally to 9 feet
subsiding to 3 to 6 feet occasionally to 8 feet. 
.today...northwest wind 10 to 20 knots diminishing to less than
10 knots by late morning, then veering southeast 5 to 15 knots
late. partly cloudy. waves subsiding to 1 to 2 feet. 
.tonight...southeast wind up to 30 knots increasing to gales to
35 knots by midnight. gale force gusts up to 47 knots. snow.
freezing spray through the night. waves building to 12 to 17 feet
occasionally to 21 feet. 
.friday...northeast wind up to 30 knots backing north in the
afternoon. gale force gusts up to 45 knots. cloudy. snow showers
in the morning, then a chance of snow showers in the afternoon.
freezing spray through the day. waves subsiding to 10 to 14 feet
occasionally to 18 feet. 
.friday night...northwest wind up to 30 knots diminishing to
10 to 20 knots after midnight. mostly cloudy. freezing spray in
the evening. waves subsiding to 3 to 5 feet occasionally to
7 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066413

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz249-122000-
marquette to munising mi-
500 am edt thu mar 12 2026

...small craft advisory in effect until 2 pm edt this afternoon...
...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 20 to 25 knots. partly
cloudy with a slight chance of snow showers. freezing spray.
waves 7 to 10 feet occasionally to 13 feet subsiding to 5 to
8 feet occasionally to 10 feet. 
.today...northwest wind 10 to 20 knots backing south 5 to
15 knots late. partly cloudy. freezing spray through mid morning.
a slight chance of snow showers through early afternoon. waves
subsiding to 1 to 2 feet. 
.tonight...southeast wind 15 to 25 knots increasing to up to
30 knots by midnight. gale force gusts up to 37 knots. a chance
of snow through late evening, then snow by midnight. freezing
spray by midnight. waves building to 5 to 8 feet occasionally to
10 feet. 
.friday...northeast wind up to 30 knots backing north in the
afternoon. gale force gusts up to 39 knots. cloudy. snow showers
in the morning, then a chance of snow showers in the afternoon.
freezing spray through the day. waves building to 11 to 15 feet
occasionally to 19 feet, then subsiding to 10 to 14 feet
occasionally to 18 feet. 
.friday night...northwest wind up to 30 knots. gale force gusts
up to 37 knots in the evening. mostly cloudy. a slight chance of
snow showers in the evening. freezing spray through the night.
waves subsiding to 3 to 6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066414

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz250-122000-
munising to grand marais mi-
500 am edt thu mar 12 2026

...small craft advisory in effect until 2 pm edt this afternoon...
...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 20 to 25 knots. mostly
cloudy with a slight chance of snow showers. freezing spray.
waves 7 to 10 feet occasionally to 13 feet subsiding to 5 to
8 feet occasionally to 10 feet. 
.today...northwest wind 10 to 20 knots backing southwest less
than 10 knots late. mostly cloudy through early afternoon then
becoming mostly sunny. freezing spray through mid morning. a
chance of snow showers through mid morning, then a slight chance
of snow showers by late morning. waves subsiding to 1 to 2 feet. 
.tonight...southeast wind 10 to 20 knots with gusts up to
33 knots increasing to up to 30 knots with gale force gusts up to
43 knots by midnight. a chance of snow through late evening, then
snow by midnight. freezing spray by midnight. waves building to
6 to 9 feet occasionally to 11 feet. 
.friday...east wind up to 30 knots backing north in the
afternoon. gale force gusts up to 43 knots. snow showers.
freezing spray. waves building to 10 to 14 feet occasionally to
18 feet. 
.friday night...north wind up to 30 knots with gale force gusts
up to 37 knots diminishing to 15 to 20 knots after midnight.
mostly cloudy. a slight chance of snow showers in the evening.
freezing spray through the night. waves subsiding to 3 to 6 feet
occasionally to 8 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066415

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz251-122000-
grand marais to whitefish point mi-
500 am edt thu mar 12 2026

...small craft advisory in effect until 2 pm edt this afternoon...
...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 20 to 25 knots. partly
cloudy. freezing spray. waves 5 to 8 feet occasionally to 10 feet
subsiding to 4 to 7 feet occasionally to 9 feet. 
.today...northwest wind 10 to 20 knots diminishing to less than
10 knots late. partly cloudy. freezing spray through mid morning.
waves subsiding to 1 to 2 feet. 
.tonight...southeast wind 10 to 20 knots with gusts up to
31 knots increasing to up to 30 knots with gale force gusts up to
43 knots by midnight. mostly cloudy. snow by midnight. freezing
spray by midnight. waves building to 7 to 10 feet occasionally to
13 feet. 
.friday...east wind up to 30 knots backing north in the
afternoon. gale force gusts up to 44 knots. snow showers.
freezing spray. waves building to 9 to 12 feet occasionally to
15 feet, then subsiding to 8 to 11 feet occasionally to 14 feet. 
.friday night...north wind up to 30 knots with gale force gusts
up to 37 knots diminishing to 15 to 20 knots after midnight.
mostly cloudy. freezing spray through the night. waves subsiding
to 3 to 5 feet occasionally to 7 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066406

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz243-122000-
upper entrance of portage canal to eagle river mi-
500 am edt thu mar 12 2026

...small craft advisory in effect until 8 am edt this morning...
...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 15 to 20 knots. partly
cloudy. waves 3 to 5 feet occasionally to 7 feet subsiding to
2 to 4 feet. 
.today...northwest wind 10 to 15 knots backing west less than
10 knots by late morning, then backing southeast 5 to 15 knots
late. partly cloudy. waves subsiding to 1 to 2 feet. 
.tonight...southeast wind 15 to 25 knots increasing to up to
30 knots by midnight, then backing east late. gale force gusts up
to 40 knots. snow. freezing spray by midnight. waves building to
8 to 11 feet occasionally to 14 feet. 
.friday...northeast wind up to 30 knots backing north in the
afternoon. gale force gusts up to 39 knots. cloudy. snow showers
likely in the morning, then a slight chance of snow showers in
the afternoon. freezing spray through the day. waves building to
10 to 14 feet occasionally to 18 feet, then subsiding to 6 to
9 feet occasionally to 11 feet. 
.friday night...north wind 10 to 20 knots. gusts up to 28 knots
in the evening. mostly cloudy. freezing spray in the evening.
waves subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066407

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz242-122000-
ontonagon to upper entrance of portage canal mi-
500 am edt thu mar 12 2026

...gale warning in effect from this evening through friday
afternoon...

.early this morning...northwest wind 15 to 20 knots. mostly
clear. waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to
4 feet. 
.today...northwest wind 10 to 15 knots backing west less than
10 knots by late morning, then backing southeast 5 to 15 knots
late. partly cloudy. waves subsiding to 1 to 2 feet. 
.tonight...southeast wind 15 to 25 knots increasing to up to
30 knots by midnight, then backing east late. gale force gusts up
to 39 knots. snow through midnight, then snow likely late. waves
building to 3 to 5 feet occasionally to 7 feet. 
.friday...northeast wind up to 30 knots backing north in the
afternoon. gale force gusts up to 37 knots. cloudy. snow showers
likely in the morning, then a slight chance of snow showers in
the afternoon. freezing spray through the day. waves building to
9 to 12 feet occasionally to 15 feet, then subsiding to 6 to
9 feet occasionally to 11 feet. 
.friday night...northwest wind 10 to 20 knots. mostly cloudy.
waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066405

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz240-241-122000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
500 am edt thu mar 12 2026 /400 am cdt thu mar 12 2026/

...small craft advisory in effect from this evening through late
friday night...

.early this morning...northwest wind 10 to 15 knots. mostly
clear. waves 2 to 4 feet. 
.today...northwest wind 5 to 15 knots backing south less than
10 knots by late morning, then backing southeast 5 to 15 knots
late. mostly sunny through early afternoon then becoming mostly
cloudy. a slight chance of snow late. waves subsiding to 1 to
2 feet. 
.tonight...southeast wind 15 to 25 knots backing northeast up to
30 knots late. snow through midnight, then a chance of snow late.
waves building to 5 to 8 feet occasionally to 10 feet. 
.friday...north wind up to 30 knots backing northwest 20 to
25 knots in the afternoon. cloudy. snow showers likely in the
morning, then a slight chance of snow showers in the afternoon.
waves building to 9 to 12 feet occasionally to 15 feet, then
subsiding to 6 to 9 feet occasionally to 11 feet. 
.friday night...northwest wind 5 to 15 knots. mostly cloudy.
waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066404

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lmz248-250-122000-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
500 am edt thu mar 12 2026

...gale warning in effect from late tonight through friday
afternoon...

.early this morning...northwest wind 10 to 15 knots. clear. waves
1 to 2 feet. 
.today...northwest wind 10 to 15 knots backing southwest less
than 10 knots late. mostly sunny. a slight chance of snow showers
through mid morning. waves 1 to 2 feet. 
.tonight...south wind up to 30 knots. gale force gusts up to
39 knots. a chance of snow through late evening, then snow by
midnight. a slight chance of rain late. waves building to 12 to
17 feet occasionally to 21 feet, then subsiding to 10 to 14 feet
occasionally to 18 feet. 
.friday...west wind 15 to 25 knots veering northwest up to
30 knots in the afternoon. cloudy. snow showers likely possibly
mixed with rain showers in the morning, then a chance of snow
showers possibly mixed with rain showers in the afternoon. waves
subsiding to 3 to 6 feet occasionally to 8 feet. 
.friday night...northwest wind 15 to 25 knots diminishing to
10 to 15 knots after midnight. mostly cloudy in the evening then
becoming partly cloudy. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066408

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz245-122000-
manitou island to point isabelle mi-
500 am edt thu mar 12 2026

...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 15 to 20 knots. mostly
cloudy with a slight chance of snow showers. waves 3 to 6 feet
occasionally to 8 feet subsiding to 3 to 5 feet occasionally to
7 feet. 
.today...northwest wind 10 to 15 knots backing west less than
10 knots by late morning, then backing southeast 5 to 15 knots
late. gusts up to 22 knots. partly cloudy. a slight chance of
snow showers through mid morning. waves subsiding to 1 to 2 feet.
.tonight...southeast wind up to 30 knots backing east gales to
35 knots by midnight. storm force gusts up to 48 knots. snow.
freezing spray through the night. waves building to 15 to 20 feet
occasionally to 25 feet. 
.friday...northeast gales to 35 knots backing north up to
30 knots in the afternoon. gale force gusts up to 46 knots.
cloudy. snow showers likely in the morning, then a chance of snow
showers in the afternoon. freezing spray through the day. waves
subsiding to 7 to 10 feet occasionally to 13 feet. 
.friday night...north wind 15 to 25 knots with gusts up to
33 knots backing northwest 10 to 15 knots with gusts up to
22 knots after midnight. mostly cloudy. freezing spray in the
evening. waves subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066409

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz244-122000-
eagle river to manitou island mi-
500 am edt thu mar 12 2026

...small craft advisory in effect until 8 am edt this morning...
...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 15 to 20 knots. mostly
cloudy with a slight chance of snow showers. freezing spray.
waves 3 to 6 feet occasionally to 8 feet subsiding to 3 to 5 feet
occasionally to 7 feet. 
.today...northwest wind 10 to 15 knots diminishing to less than
10 knots by late morning, then backing southeast 5 to 15 knots
late. mostly cloudy. a slight chance of snow showers through mid
morning. waves subsiding to 1 to 2 feet. 
.tonight...southeast wind up to 30 knots backing east gales to
35 knots by midnight. storm force gusts up to 49 knots. a chance
of snow through late evening, then snow by midnight. freezing
spray through the night. waves building to 15 to 20 feet
occasionally to 25 feet. 
.friday...northeast gales to 35 knots with gale force gusts up to
47 knots backing north up to 30 knots with gale force gusts up to
37 knots in the afternoon. cloudy. snow showers likely in the
morning, then a slight chance of snow showers in the afternoon.
freezing spray through the day. waves subsiding to 7 to 10 feet
occasionally to 13 feet. 
.friday night...north wind 15 to 25 knots with gusts up to
33 knots diminishing to 10 to 15 knots with gusts up to 22 knots
after midnight. mostly cloudy. freezing spray in the evening.
waves subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 120900
nshmqt
expires:202603122000;;066410

nearshore marine forecast
national weather service marquette mi
500 am edt thu mar 12 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.


lsz246-122000-
point isabelle to lower entrance of portage canal mi-
500 am edt thu mar 12 2026

...gale warning in effect from this evening through late friday
night...

.early this morning...northwest wind 10 to 15 knots with gusts up
to 23 knots. partly cloudy. waves 1 to 2 feet. 
.today...northwest wind 10 to 15 knots backing west less than
10 knots by late morning, then backing southeast 5 to 15 knots
late. partly cloudy. waves 1 to 2 feet. 
.tonight...southeast wind up to 30 knots backing east gales to
35 knots late. storm force gusts up to 48 knots. a chance of snow
through late evening, then snow by midnight. freezing spray
through the night. blowing snow late. waves building to 12 to
17 feet occasionally to 21 feet. 
.friday...northeast wind up to 30 knots with gale force gusts up
to 45 knots backing north 20 to 25 knots with gale force gusts up
to 35 knots in the afternoon. cloudy. snow showers likely in the
morning, then a chance of snow showers in the afternoon. freezing
spray through the day. waves subsiding to 3 to 6 feet
occasionally to 8 feet. 
.friday night...northwest wind 10 to 20 knots with gusts up to
29 knots. mostly cloudy. waves subsiding to 1 to 2 feet. 

$$