fzus63 kdtx 022035
glflh 
expires:202602030445;;980789

open lake forecast for lake huron
national weather service detroit/pontiac mi
335 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...a weak clipper, 30.00 inches, slides over the region
later monday bringing modest southwest turning northwest winds
and light snow showers. high pressure, 30.50 inches, then returns
for the midweek period.


lhz361-030445-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
335 pm est mon feb 2 2026

.tonight...northwest winds 10 to 15 knots becoming west 15 to
20 knots early in the morning. waves 1 to 3 feet building to 3 to
5 feet in the late evening and overnight. 
.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 2 feet or less. 
.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 022035
glflh 
expires:202602030445;;980790

open lake forecast for lake huron
national weather service detroit/pontiac mi
335 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...a weak clipper, 30.00 inches, slides over the region
later monday bringing modest southwest turning northwest winds
and light snow showers. high pressure, 30.50 inches, then returns
for the midweek period.


lhz362-363-462-030445-
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-
335 pm est mon feb 2 2026

.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 showers. waves 3 to 5 feet building to
4 to 6 feet early in the morning. waves occasionally around
8 feet. 
.tuesday...northwest winds 15 to 20 knots. freezing spray. 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 1 to 3 feet
building to 5 to 7 feet. 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 022037
glflm 
expires:202602030415;;980862

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
237 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 continue across the lake this 
afternoon/evening behind the cold front, but will gradually 
weaken overnight into tuesday as high pressure around 30.5 inches 
builds into the region. lighter, varying winds will continue 
through wednesday as high pressure meanders around lake michigan 
before finally shifting southeast overnight into thursday. will 
see southerly winds increase for thursday as low pressure around 
29.3 inches tracks into the hudson bay region. this will then 
drag a cold front across lake michigan later thursday into friday 
with increasing northwesterly winds. there continues to be a 
potential for gales on friday. then winds weaken into the weekend
as another high pressure builds into the region through the end 
of the weekend. 


lmz261-362-364-366-563-565-567-868-030415-
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-
237 pm cst mon feb 2 2026

sheboygan wi to pentwater mi north...

.tonight...northwest winds 10 to 20 kt. slight chance of snow.
waves 3 to 5 ft. 
.tuesday...north winds 10 to 20 kt. chance of snow in the
morning, then slight chance of snow in the afternoon. waves 3 to
5 ft. 
.tuesday night...north winds 10 to 20 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 3 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 022037
glflm 
expires:202602030415;;980863

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
237 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 continue across the lake this 
afternoon/evening behind the cold front, but will gradually 
weaken overnight into tuesday as high pressure around 30.5 inches 
builds into the region. lighter, varying winds will continue 
through wednesday as high pressure meanders around lake michigan 
before finally shifting southeast overnight into thursday. will 
see southerly winds increase for thursday as low pressure around 
29.3 inches tracks into the hudson bay region. this will then 
drag a cold front across lake michigan later thursday into friday 
with increasing northwesterly winds. there continues to be a 
potential for gales on friday. then winds weaken into the weekend
as another high pressure builds into the region through the end 
of the weekend. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-030415-
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-
237 pm cst mon feb 2 2026

sheboygan wi to pentwater mi south...

.tonight...northwest winds 10 to 20 kt. 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 20 kt diminishing to 5 to
10 kt. waves 3 to 5 ft subsiding to 2 to 4 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 45 kt becoming north. waves 8 to
12 ft occasionally to 16 ft building to 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 022101
glfls 
expires:202602030900;;981447

open lake forecast for lake superior
national weather service marquette mi
400 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 29.9 inch low moving into northern ontario this afternoon 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 beginning 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-
400 pm est mon feb 2 2026 /300 pm cst mon feb 2 2026/

.late this afternoon...northwest winds 10 to 20 knots. waves calm
to 2 feet. 
.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 022101
glfls 
expires:202602030900;;981448

open lake forecast for lake superior
national weather service marquette mi
400 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 29.9 inch low moving into northern ontario this afternoon 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 beginning 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-
400 pm est mon feb 2 2026

.late this afternoon...northwest winds 5 to 15 knots. waves 1 to
3 feet. 
.tonight...north winds 10 to 20 knots diminishing to 5 to
15 knots late. waves building to 2 to 4 feet, then 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 022101
glfls 
expires:202602030900;;981449

open lake forecast for lake superior
national weather service marquette mi
400 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 29.9 inch low moving into northern ontario this afternoon 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 beginning 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-
400 pm est mon feb 2 2026

.late this afternoon...northwest winds 10 to 20 knots. heavy
freezing spray. isolated snow showers. waves 3 to 6 feet
occasionally to 8 feet. 
.tonight...north winds 15 to 25 knots diminishing to 10 to
20 knots by midnight. heavy freezing spray in the evening.
isolated snow showers. waves building to 4 to 7 feet occasionally
to 9 feet, then 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. 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 subsiding to 3 to
5 feet occasionally to 7 feet, then 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 022101
glfls 
expires:202602030900;;981450

open lake forecast for lake superior
national weather service marquette mi
400 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 29.9 inch low moving into northern ontario this afternoon 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 beginning 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-
400 pm est mon feb 2 2026

.late this afternoon...northwest winds 15 to 25 knots. isolated
snow showers. waves 3 to 5 feet occasionally to 7 feet. 
.tonight...northwest winds 15 to 25 knots diminishing to 10 to
20 knots late. isolated snow showers. waves building to 3 to
6 feet occasionally to 8 feet. 
.tuesday...northwest winds 10 to 20 knots. 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 022101
glfls 
expires:202602030900;;981451

open lake forecast for lake superior
national weather service marquette mi
400 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 29.9 inch low moving into northern ontario this afternoon 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 beginning 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-
400 pm est mon feb 2 2026

.late this afternoon...northwest winds 20 to 30 knots. heavy
freezing spray. scattered snow showers. waves 5 to 8 feet
occasionally to 10 feet. 
.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 building to 6 to 9 feet
occasionally to 11 feet, then 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 022101
glfls 
expires:202602030900;;981452

open lake forecast for lake superior
national weather service marquette mi
400 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 29.9 inch low moving into northern ontario this afternoon 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 beginning 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-
400 pm est mon feb 2 2026

.late this afternoon...northwest winds 20 to 30 knots. freezing
spray. scattered snow showers. waves 5 to 8 feet occasionally to
10 feet. 
.tonight...northwest winds 20 to 30 knots veering north by
midnight, then diminishing to 15 to 25 knots late. freezing
spray. numerous snow showers in the evening. scattered snow
showers after midnight. waves building to 6 to 9 feet
occasionally to 11 feet, then 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. 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.

$$