fzus63 kdtx 030211
glflh 
expires:202602031015;;993421

open lake forecast for lake huron
national weather service detroit/pontiac mi
911 pm est mon feb 2 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...modest northwest winds continue through tuesday before
high pressure, 30.50 inches, builds in for the midweek period. an
clipper and arctic cold front cross the central great lakes late
friday- saturday bringing the next chances for gales.


lhz361-031015-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
911 pm est mon feb 2 2026

.rest of tonight...northwest winds 10 to 15 knots becoming west
15 to 20 knots early in the morning. a chance of snow this
evening. waves 3 to 5 feet. 
.tuesday...northwest winds 10 to 15 knots increasing to 15 to
20 knots late in the afternoon. waves 3 to 5 feet. 
.tuesday night...northwest winds 10 to 15 knots decreasing to
5 to 10 knots after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet after midnight. 
.wednesday...northwest winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. waves 1 to 3 feet. 
.wednesday night...west winds 10 to 15 knots becoming northwest
5 to 10 knots after midnight. waves 1 to 3 feet. 
.thursday...west winds 5 to 10 knots becoming south 10 to
15 knots late in the morning...then becoming southwest 15 to
20 knots late in the evening. a chance of snow late in the
afternoon. snow likely late in the evening. waves 1 to 3 feet
building to 3 to 5 feet late in the afternoon. 
.friday...west winds 20 to 25 knots with gusts to 35 knot gales
becoming northwest to 30 knots with gusts to 45 knot gales until
early evening...then decreasing to 20 to 25 knots with gusts to
40 knot gales by midnight. heavy freezing spray. waves 8 to
12 feet. waves occasionally around 15 feet. 
.saturday...northwest winds 15 to 20 knots with gusts to around
30 knots decreasing to 10 to 15 knots until early evening...then
backing to the west by midnight. waves 5 to 7 feet subsiding to
2 to 4 feet . waves occasionally around 10 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 030211
glflh 
expires:202602031015;;993422

open lake forecast for lake huron
national weather service detroit/pontiac mi
911 pm est mon feb 2 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...modest northwest winds continue through tuesday before
high pressure, 30.50 inches, builds in for the midweek period. an
clipper and arctic cold front cross the central great lakes late
friday- saturday bringing the next chances for gales.


lhz362-363-462-031015-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
911 pm est mon feb 2 2026

.rest of tonight...southwest winds 10 to 15 knots veering to the
west after midnight...then increasing to 15 to 20 knots early in
the morning. a chance of snow this evening. waves 4 to 6 feet.
waves occasionally around 8 feet. 
.tuesday...northwest winds 15 to 20 knots. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.tuesday night...northwest winds 15 to 20 knots becoming north
10 to 15 knots in the late evening and overnight. waves 4 to
6 feet. waves occasionally around 8 feet. 
.wednesday...northwest winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and afternoon. 
.wednesday night...northwest winds 10 to 15 knots. waves 2 to
4 feet. 
.thursday...west winds 10 to 15 knots backing to the southwest
late in the morning...then increasing to 15 to 20 knots with
gusts to around 30 knots late in the afternoon increasing to
20 to 25 knots with gusts to around 30 knots late in the evening.
a chance of snow late in the afternoon. waves 2 to 4 feet
building to 5 to 7 feet late in the afternoon. waves occasionally
around 10 feet. 
.friday...southwest winds 20 to 25 knots with gusts to 35 knot
gales becoming northwest to 30 knots with gusts to 45 knot gales
in the late morning and early afternoon...then increasing to
35 knot gales with storm force gusts to 50 knots early in the
evening decreasing to 30 knots with gusts to 45 knot gales by
midnight. heavy freezing spray. waves 6 to 9 feet building to
12 to 16 feet. waves occasionally around 20 feet. a gale warning
may be needed. 
.saturday...northwest winds 20 to 25 knots with gusts to 40 knot
gales decreasing to 15 to 20 knots with gusts to 35 knot gales.
heavy freezing spray. waves 8 to 12 feet subsiding to 4 to 6 feet
. waves occasionally around 15 feet. 

wave heights are for ice free areas.

$$

fzus63 kmkx 030246
glflm 
expires:202602031030;;994049

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
846 pm cst mon feb 2 2026

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

northwesterly winds will gradually diminish tonight into early
tuesday as high pressure of 30.5 inches builds over northern
minnesota. expecting high pressure to weaken slightly as it moves
overhead tuesday night into wednesday, bringing light winds to the
lake. high pressure will slide south into wednesday night into
thursday, as low pressure around 29.3 inches progresses eastward 
into hudson bay. expect winds to shift southwesterly into thursday
morning, increasing and becoming gusty thursday afternoon through
thursday night ahead of a cold front. cold front will shift winds
back to northwesterly, and will likely bring a period of gales
friday into friday night. winds diminish into saturday morning as
high pressure builds back into the region, but a clipper system
developing saturday night into sunday will allow winds to increase
and shift back to westerly.


lmz261-362-364-366-563-565-567-868-031030-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
846 pm cst mon feb 2 2026

sheboygan wi to pentwater mi north...

.rest of tonight...northwest winds 10 to 20 kt. chance of snow.
waves 3 to 5 ft. 
.tuesday...north winds 10 to 20 kt. chance of snow. waves 3 to
5 ft. 
.tuesday night...north winds 10 to 15 kt becoming northwest 5 to
10 kt. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.wednesday...northwest winds 5 to 10 kt becoming west 10 to
15 kt. waves 1 to 2 ft. 
.wednesday night...northwest winds 10 to 15 kt becoming west.
waves 1 to 3 ft. 
.thursday...southwest winds 10 to 20 kt increasing to 15 to
25 kt. waves 2 to 4 ft building to 4 to 6 ft occasionally to
8 ft. 
.thursday night...southwest winds to 30 kt becoming west gales to
35 kt. chance of snow. waves 5 to 8 ft occasionally to 10 ft. 
.friday...northwest gales to 45 kt becoming north. freezing
spray. waves 8 to 11 ft occasionally to 14 ft building to 8 to
12 ft occasionally to 16 ft. 
.saturday...northwest winds to 30 kt becoming west 15 to 25 kt.
waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to 6 ft
occasionally to 8 ft.  

$$

fzus63 kmkx 030246
glflm 
expires:202602031030;;994050

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
846 pm cst mon feb 2 2026

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

northwesterly winds will gradually diminish tonight into early
tuesday as high pressure of 30.5 inches builds over northern
minnesota. expecting high pressure to weaken slightly as it moves
overhead tuesday night into wednesday, bringing light winds to the
lake. high pressure will slide south into wednesday night into
thursday, as low pressure around 29.3 inches progresses eastward 
into hudson bay. expect winds to shift southwesterly into thursday
morning, increasing and becoming gusty thursday afternoon through
thursday night ahead of a cold front. cold front will shift winds
back to northwesterly, and will likely bring a period of gales
friday into friday night. winds diminish into saturday morning as
high pressure builds back into the region, but a clipper system
developing saturday night into sunday will allow winds to increase
and shift back to westerly.


lmz080-669-671-673-675-777-779-870-872-874-876-878-031030-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
846 pm cst mon feb 2 2026

sheboygan wi to pentwater mi south...

.rest of tonight...northwest winds 10 to 15 kt increasing to
10 to 20 kt. slight chance of snow. waves 3 to 5 ft. 
.tuesday...north winds 10 to 20 kt. slight chance of snow. waves
3 to 5 ft. 
.tuesday night...north winds 10 to 15 kt diminishing to 5 to
10 kt. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.wednesday...north winds 5 to 10 kt becoming northwest 10 to
15 kt. waves 1 to 3 ft. 
.wednesday night...northwest winds 10 to 15 kt becoming west.
waves 1 to 3 ft. 
.thursday...southwest winds 10 to 20 kt. waves 2 to 4 ft building
to 4 to 6 ft occasionally to 8 ft. 
.thursday night...southwest gales to 35 kt becoming west. chance
of snow. waves 6 to 9 ft occasionally to 12 ft. 
.friday...northwest gales to 40 kt becoming north. waves 10 to
14 ft occasionally to 18 ft. 
.saturday...northwest winds to 30 kt becoming west 15 to 25 kt.
freezing spray. waves 6 to 9 ft occasionally to 12 ft subsiding
to 4 to 7 ft occasionally to 9 ft.  

$$

fzus63 kmqt 030303 cca
glfls 
expires:202602030900;;994697

open lake forecast for lake superior...corrected
national weather service marquette mi
1003 pm est mon feb 2 2026

for waters beyond 5 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.

.synopsis...

a 30.0 inch low over northern ontario this evening crosses over the 
ontario/quebec line late tonight or tuesday morning. meanwhile, a 
30.4 inch high moves south from lake winnipeg this evening, 
extending ridging of at least 30.2 inches over lake superior 
tonight. this high settles south over the upper mississippi river 
valley and plains through wednesday ahead of a deepening low moving 
into hudson bay by thursday morning. this low pulls a 29.6 inch 
trough through lake superior thursday night followed by ridging of 
at least 30.3 inches by friday night. the ridging intensifies to 
30.4 inches by saturday.



lsz162-030900-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1003 pm est mon feb 2 2026 /903 pm cst mon feb 2 2026/

.rest of tonight...north winds 10 to 20 knots. waves calm to
2 feet. 
.tuesday...north winds 5 to 15 knots backing west by mid
afternoon. waves calm to 2 feet. 
.tuesday night...west winds 5 to 15 knots. waves calm to 2 feet. 
.wednesday...west winds 5 to 15 knots. waves calm to 2 feet. 
.wednesday night...west winds 5 to 15 knots backing southwest
after midnight. a chance of snow showers after midnight. waves
calm to 2 feet. 
.thursday...southwest winds 15 to 25 knots. a chance of snow
showers. waves calm to 2 feet. 
.thursday night...west winds 15 to 25 knots veering northwest
after midnight. a chance of rain showers in the evening. a chance
of snow showers. waves calm to 2 feet. 
.friday...north winds 15 to 25 knots diminishing to 5 to
15 knots. waves calm to 2 feet. 
.saturday...northwest winds 5 to 15 knots veering north. waves
calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 030303 cca
glfls 
expires:202602030900;;994698

open lake forecast for lake superior...corrected
national weather service marquette mi
1003 pm est mon feb 2 2026

for waters beyond 5 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.

.synopsis...

a 30.0 inch low over northern ontario this evening crosses over the 
ontario/quebec line late tonight or tuesday morning. meanwhile, a 
30.4 inch high moves south from lake winnipeg this evening, 
extending ridging of at least 30.2 inches over lake superior 
tonight. this high settles south over the upper mississippi river 
valley and plains through wednesday ahead of a deepening low moving 
into hudson bay by thursday morning. this low pulls a 29.6 inch 
trough through lake superior thursday night followed by ridging of 
at least 30.3 inches by friday night. the ridging intensifies to 
30.4 inches by saturday.



lsz263-030900-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
1003 pm est mon feb 2 2026

.rest of tonight...north winds 10 to 20 knots diminishing to 5 to
15 knots late. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday...north winds 5 to 15 knots becoming northwest less than
10 knots by mid afternoon. isolated snow showers in the morning.
waves subsiding to calm to 2 feet. 
.tuesday night...northwest winds 5 to 15 knots backing west by
midnight. waves calm to 2 feet. 
.wednesday...northwest winds 5 to 15 knots. waves calm to 2 feet.
.wednesday night...west winds 5 to 15 knots becoming southwest
10 to 20 knots after midnight. a chance of snow showers after
midnight. waves calm to 2 feet. 
.thursday...southwest winds 15 to 25 knots. a chance of snow
showers. waves building to 3 to 6 feet occasionally to 8 feet. 
.thursday night...west winds 15 to 25 knots becoming northwest
gales to 35 knots after midnight. snow showers, possibly mixed
with rain in the evening, then a chance of snow showers after
midnight. waves building to 4 to 7 feet occasionally to 9 feet. 
.friday...north gales to 35 knots diminishing to 10 to 20 knots.
waves building to 5 to 8 feet occasionally to 10 feet, then
subsiding to calm to 2 feet. 
.saturday...west winds 5 to 15 knots veering northwest. waves
calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 030303 cca
glfls 
expires:202602030900;;994699

open lake forecast for lake superior...corrected
national weather service marquette mi
1003 pm est mon feb 2 2026

for waters beyond 5 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.

.synopsis...

a 30.0 inch low over northern ontario this evening crosses over the 
ontario/quebec line late tonight or tuesday morning. meanwhile, a 
30.4 inch high moves south from lake winnipeg this evening, 
extending ridging of at least 30.2 inches over lake superior 
tonight. this high settles south over the upper mississippi river 
valley and plains through wednesday ahead of a deepening low moving 
into hudson bay by thursday morning. this low pulls a 29.6 inch 
trough through lake superior thursday night followed by ridging of 
at least 30.3 inches by friday night. the ridging intensifies to 
30.4 inches by saturday.



lsz264-030900-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1003 pm est mon feb 2 2026

...heavy freezing spray warning in effect until 7 am est
tuesday...

.rest of tonight...north winds 10 to 20 knots. heavy freezing spray.
isolated snow showers. waves 4 to 7 feet occasionally to 9 feet 
subsiding to 3 to 5 feet occasionally to 7 feet. 
.tuesday...north winds 5 to 15 knots backing northwest by mid
afternoon. isolated snow showers. waves subsiding to calm to
2 feet. 
.tuesday night...northwest winds 5 to 15 knots backing west late.
waves calm to 2 feet. 
.wednesday...northwest winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. waves building to 1 to 3 feet. 
.wednesday night...northwest winds 5 to 15 knots becoming
southwest 10 to 20 knots after midnight. a slight chance of snow
showers after midnight. waves subsiding to calm to 2 feet. 
.thursday...southwest winds 15 to 25 knots veering west in the
afternoon. a chance of snow showers. freezing spray in the
afternoon. waves building to 3 to 6 feet occasionally to 8 feet. 
.thursday night...west winds 15 to 25 knots becoming north gales
to 40 knots after midnight. snow showers likely in the evening.
heavy freezing spray after midnight. waves building to 7 to
10 feet occasionally to 13 feet. 
.friday...north gales to 40 knots diminishing to 20 to 30 knots.
heavy freezing spray. waves building to 9 to 12 feet occasionally
to 15 feet, then subsiding to 2 to 4 feet. 
.saturday...northwest winds 5 to 15 knots increasing to 10 to
20 knots. waves subsiding to 1 to 3 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 030303 cca
glfls 
expires:202602030900;;994700

open lake forecast for lake superior...corrected
national weather service marquette mi
1003 pm est mon feb 2 2026

for waters beyond 5 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.

.synopsis...

a 30.0 inch low over northern ontario this evening crosses over the 
ontario/quebec line late tonight or tuesday morning. meanwhile, a 
30.4 inch high moves south from lake winnipeg this evening, 
extending ridging of at least 30.2 inches over lake superior 
tonight. this high settles south over the upper mississippi river 
valley and plains through wednesday ahead of a deepening low moving 
into hudson bay by thursday morning. this low pulls a 29.6 inch 
trough through lake superior thursday night followed by ridging of 
at least 30.3 inches by friday night. the ridging intensifies to 
30.4 inches by saturday.



lsz265-030900-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1003 pm est mon feb 2 2026

...heavy freezing spray warning in effect through tuesday
afternoon...

.rest of tonight...northwest winds 15 to 25 knots diminishing to
10 to 20 knots late. heavy freezing spray. isolated snow showers. 
waves 3 to 6 feet occasionally to 8 feet. 
.tuesday...northwest winds 10 to 20 knots. heavy freezing spray in
the morning. scattered snow showers. waves subsiding to 2 to 4 feet.
.tuesday night...northwest winds 10 to 20 knots backing west by
midnight. waves subsiding to calm to 2 feet. 
.wednesday...west winds 10 to 20 knots becoming northwest 15 to
25 knots in the afternoon. waves calm to 2 feet. 
.wednesday night...northwest winds 10 to 20 knots backing
southwest after midnight. waves calm to 2 feet. 
.thursday...southwest winds 10 to 20 knots increasing to 20 to
30 knots in the afternoon. a chance of snow showers. waves calm
to 2 feet. 
.thursday night...west winds 20 to 30 knots becoming northwest
gales to 40 knots after midnight. snow showers likely. waves
building to 5 to 8 feet occasionally to 10 feet. 
.friday...north gales to 40 knots becoming northwest 20 to
30 knots. heavy freezing spray. waves building to 10 to 14 feet
occasionally to 18 feet, then subsiding to 2 to 4 feet. 
.saturday...northwest winds 15 to 25 knots becoming west 10 to
20 knots. waves subsiding to calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 030303 cca
glfls 
expires:202602030900;;994701

open lake forecast for lake superior...corrected
national weather service marquette mi
1003 pm est mon feb 2 2026

for waters beyond 5 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.

.synopsis...

a 30.0 inch low over northern ontario this evening crosses over the 
ontario/quebec line late tonight or tuesday morning. meanwhile, a 
30.4 inch high moves south from lake winnipeg this evening, 
extending ridging of at least 30.2 inches over lake superior 
tonight. this high settles south over the upper mississippi river 
valley and plains through wednesday ahead of a deepening low moving 
into hudson bay by thursday morning. this low pulls a 29.6 inch 
trough through lake superior thursday night followed by ridging of 
at least 30.3 inches by friday night. the ridging intensifies to 
30.4 inches by saturday.



lsz266-030900-
lake superior east of a line from manitou island to marquette mi
and west of a line from grand marais mi to the us/canadian border
beyond 5nm from shore-
1003 pm est mon feb 2 2026

...heavy freezing spray warning in effect through tuesday
afternoon...

.rest of tonight...northwest winds 20 to 30 knots veering north
by midnight, then diminishing to 15 to 25 knots late. heavy
freezing spray. scattered snow showers. waves 6 to 9 feet
occasionally to 11 feet subsiding to 4 to 7 feet occasionally to
9 feet. 
.tuesday...north winds 15 to 25 knots diminishing to 10 to
20 knots by late morning, then increasing to 15 to 25 knots by
mid afternoon. heavy freezing spray in the morning. scattered snow 
showers. waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.tuesday night...northwest winds 10 to 20 knots. scattered snow
showers. waves subsiding to 1 to 3 feet. 
.wednesday...northwest winds 10 to 20 knots increasing to 15 to
25 knots in the afternoon. isolated snow showers in the morning.
waves building to 2 to 4 feet. 
.wednesday night...northwest winds 10 to 20 knots backing
southwest after midnight. waves building to 3 to 5 feet
occasionally to 7 feet, then subsiding to 1 to 3 feet. 
.thursday...south winds 15 to 25 knots becoming southwest 20 to
30 knots in the afternoon. a chance of snow showers. waves
building to 3 to 6 feet occasionally to 8 feet. 
.thursday night...west winds 20 to 30 knots becoming northwest
gales to 40 knots after midnight. snow showers in the evening,
then a chance of snow showers after midnight. freezing spray
after midnight. waves building to 8 to 11 feet occasionally to
14 feet. 
.friday...north gales to 40 knots. heavy freezing spray. waves
building to 11 to 15 feet occasionally to 19 feet, then subsiding
to 3 to 6 feet occasionally to 8 feet. 
.saturday...northwest winds 15 to 25 knots backing west. heavy
freezing spray. a chance of snow showers. waves subsiding to 2 to
4 feet, then building to 3 to 5 feet occasionally to 7 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 030303 cca
glfls 
expires:202602030900;;994702

open lake forecast for lake superior...corrected
national weather service marquette mi
1003 pm est mon feb 2 2026

for waters beyond 5 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.

.synopsis...

a 30.0 inch low over northern ontario this evening crosses over the 
ontario/quebec line late tonight or tuesday morning. meanwhile, a 
30.4 inch high moves south from lake winnipeg this evening, 
extending ridging of at least 30.2 inches over lake superior 
tonight. this high settles south over the upper mississippi river 
valley and plains through wednesday ahead of a deepening low moving 
into hudson bay by thursday morning. this low pulls a 29.6 inch 
trough through lake superior thursday night followed by ridging of 
at least 30.3 inches by friday night. the ridging intensifies to 
30.4 inches by saturday.



lsz267-030900-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1003 pm est mon feb 2 2026

...heavy freezing spray warning in effect until 7 am est
tuesday...

.rest of tonight...north winds 20 to 30 knots diminishing to
15 to 25 knots late. heavy freezing spray. scattered snow
showers. waves 6 to 9 feet occasionally to 11 feet subsiding to
3 to 6 feet occasionally to 8 feet. 
.tuesday...north winds 15 to 25 knots diminishing to 10 to
20 knots. isolated snow showers. waves subsiding to 2 to 4 feet. 
.tuesday night...north winds 10 to 20 knots diminishing to 5 to
15 knots by midnight, then veering east late. scattered snow
showers. waves subsiding to calm to 2 feet. 
.wednesday...west winds 5 to 15 knots becoming northwest 10 to
20 knots in the afternoon. scattered snow showers. waves building
to 2 to 4 feet. 
.wednesday night...north winds 10 to 20 knots veering south after
midnight. isolated snow showers in the evening. waves building to
3 to 5 feet occasionally to 7 feet, then subsiding to 1 to
3 feet. 
.thursday...south winds 15 to 25 knots becoming southwest 20 to
30 knots in the afternoon. a chance of snow showers. waves
building to 3 to 6 feet occasionally to 8 feet. 
.thursday night...southwest winds 15 to 25 knots becoming
northwest gales to 35 knots after midnight. snow showers in the
evening, then a chance of snow showers after midnight. freezing
spray after midnight. waves building to 7 to 10 feet occasionally
to 13 feet. 
.friday...north gales to 40 knots. heavy freezing spray. waves
building to 10 to 14 feet occasionally to 18 feet, then subsiding
to 3 to 6 feet occasionally to 8 feet. 
.saturday...northwest winds 15 to 25 knots veering east. waves
subsiding to 3 to 5 feet occasionally to 7 feet. 

note, wave height forecasts are for ice free areas.

$$