fzus63 kdtx 101345
glflh 
expires:202606102145;;503720

open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am edt wed jun 10 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 surface ridge will build into the southern
lakes today. several disturbances bring showers, storms, and a
chance of severe weather the next couple days, mainly tonight and
again thursday night. a cold front then passes through early
friday morning.


lhz361-362-102145-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
945 am edt wed jun 10 2026

...dense fog advisory in effect until 5 pm edt this afternoon...

.rest of today...west winds 5 to 15 knots backing to the 
southeast late in the afternoon. areas of dense fog. waves 2 feet 
or less. 
.tonight...southeast winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and overnight. patchy fog. a chance
of showers and thunderstorms after midnight. waves 1 to 3 feet
building to 2 to 4 feet early in the morning. 
.thursday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and afternoon. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the afternoon. 
.thursday night...east winds 5 to 10 knots becoming southeast
15 to 20 knots in the late evening and overnight. showers and a
chance of thunderstorms. waves 1 to 3 feet building to 4 to
6 feet in the late evening and overnight. waves occasionally
around 8 feet. 
.friday...southwest winds 15 to 20 knots becoming west 10 to
15 knots late in the morning...then becoming southwest 5 to
10 knots late in the afternoon increasing to 10 to 15 knots late
in the evening. waves 4 to 6 feet subsiding to 2 to 4 feet late
in the evening. waves occasionally around 8 feet. 
.saturday...southwest winds 10 to 15 knots. a chance of showers .
waves 3 to 5 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots
early in the evening...then decreasing to 10 to 15 knots by
midnight. a chance of showers early in the morning. waves 2 to
4 feet building to 3 to 5 feet. 


$$

fzus63 kdtx 101345
glflh 
expires:202606102145;;503721

open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am edt wed jun 10 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 surface ridge will build into the southern
lakes today. several disturbances bring showers, storms, and a
chance of severe weather the next couple days, mainly tonight and
again thursday night. a cold front then passes through early
friday morning.


lhz363-102145-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
945 am edt wed jun 10 2026

...dense fog advisory in effect until 5 pm edt this afternoon...

.rest of today...southwest winds around 10 knots backing to the 
southeast late in the afternoon. patchy dense fog. waves 2 feet or
less. 
.tonight...southeast winds 5 to 10 knots becoming south 10 to
15 knots in the late evening and overnight. a chance of showers
and thunderstorms after midnight. patchy fog after midnight.
waves 1 to 3 feet building to 2 to 4 feet early in the morning. 
.thursday...southwest winds 10 to 15 knots becoming south 5 to
10 knots early in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet early in the afternoon. 
.thursday night...east winds 10 to 15 knots becoming south 15 to
20 knots in the late evening and overnight. a chance of showers
and thunderstorms in the evening...then showers and a chance of
thunderstorms after midnight. waves 1 to 3 feet building to 4 to
6 feet in the late evening and overnight. waves occasionally
around 8 feet. 
.friday...southwest winds 10 to 15 knots. waves 3 to 5 feet. 
.saturday...southwest winds 10 to 15 knots becoming south 15 to
20 knots early in the evening...then becoming southwest 10 to
15 knots by midnight. a chance of showers by midnight. waves 2 to
4 feet. 
.sunday...southwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon...then becoming
northwest 10 to 15 knots . a chance of showers until afternoon.
waves 1 to 3 feet building to 2 to 4 feet by midnight. 


$$

fzus63 kdtx 101345
glflh 
expires:202606102145;;503722

open lake forecast for lake huron
national weather service detroit/pontiac mi
945 am edt wed jun 10 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 surface ridge will build into the southern
lakes today. several disturbances bring showers, storms, and a
chance of severe weather the next couple days, mainly tonight and
again thursday night. a cold front then passes through early
friday morning.


lhz462>464-102145-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
945 am edt wed jun 10 2026

.rest of today...southwest winds 5 to 10 knots veering to the
northeast late in the afternoon. patchy fog late in the morning. 
waves 2 feet or less. 
.tonight...southeast winds 5 to 10 knots becoming south 10 to
15 knots after midnight. a chance of thunderstorms in the
evening...then a chance of showers and thunderstorms after
midnight. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots decreasing to 5 to
10 knots early in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet early in the afternoon. 
.thursday night...southeast winds 5 to 10 knots becoming south
10 to 15 knots by midnight...then increasing to 15 to 20 knots
after midnight. a chance of showers in the evening...then a
chance of showers and thunderstorms after midnight. waves 1 to
3 feet building to 3 to 5 feet after midnight. 
.friday...west winds 10 to 15 knots. waves 3 to 5 feet. 
.saturday...southwest winds 10 to 15 knots. a chance of showers
by midnight. waves 2 to 4 feet. 
.sunday...southwest winds 10 to 15 knots becoming west 5 to
10 knots. a chance of showers until afternoon. waves 1 to 3 feet.


$$

fzus63 kmkx 101444
glflm 
expires:202606102115;;505648

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
944 am cdt wed jun 10 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...

a warm front continues to lift northward over lake michigan this
morning, causing a wind shift to southeasterly. as the winds 
shift, fog continues to retreat northward over the lake. a marine 
dense fog advisory remains in effect at this time, with the
northern half's advisory running until 7pm cdt, while the middle
quarter will run until 2pm cdt. visibility has largely improved
over the southern end of lake michigan, and the advisory was
cancelled for this portion of the lake. winds will then remain 
southerly through today as low pressure of 29.3 inches approaches 
from the northern plains. the winds may become moderately breezy 
this afternoon into the evening. thunderstorms are expected over 
the lake at times on today, with some strong storms favored this 
afternoon into tonight.

winds come around to southwesterly tonight into thursday, with 
winds then returning to southeasterly ahead of an approaching cold
front on thursday, with additional storms possible.

winds will become westerly and breezy behind the front on friday 
as low pressure of 29.3 inches sits near hudson bay and high 
pressure around 30.0 inches builds into the mid mississippi river 
valley.


lmz669-671-673-870-872-874-102115-
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 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-
944 am cdt wed jun 10 2026

sheboygan wi to pentwater mi south to wind point wi to holland
mi...

...dense fog advisory in effect until 2 pm cdt this afternoon...

.rest of today...southeast winds 10 to 15 kt becoming south 15 to
25 kt. areas of dense fog late this morning, then patchy dense
fog this afternoon. showers and thunderstorms likely this
afternoon. waves 1 to 2 ft building to 4 to 6 ft occasionally to
8 ft. 
.tonight...south winds 15 to 25 kt becoming southwest 10 to
20 kt. chance of showers and thunderstorms. patchy fog overnight.
waves 4 to 6 ft occasionally to 8 ft. 
.thursday...southwest winds 10 to 20 kt diminishing to 5 to 10 kt
late in the morning, then becoming south 10 to 20 kt early in the
afternoon becoming southeast 15 to 25 kt late. patchy fog in the
morning, then patchy dense fog in the afternoon. waves 3 to 5 ft.
.thursday night...south winds to 30 kt becoming west. showers
with a chance of thunderstorms in the evening, then showers
overnight. waves 4 to 7 ft occasionally to 9 ft. 
.friday...west winds 15 to 25 kt becoming southwest. waves 4 to
6 ft occasionally to 8 ft subsiding to 2 to 4 ft. 
.friday night...southwest winds 10 to 20 kt. waves 2 to 4 ft. 
.saturday...southwest winds 10 to 20 kt increasing to 30 kt.
waves 4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 10 to 20 kt. waves 2 to 4 ft.  

$$

fzus63 kmkx 101444
glflm 
expires:202606102115;;505647

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
944 am cdt wed jun 10 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...

a warm front continues to lift northward over lake michigan this
morning, causing a wind shift to southeasterly. as the winds 
shift, fog continues to retreat northward over the lake. a marine 
dense fog advisory remains in effect at this time, with the
northern half's advisory running until 7pm cdt, while the middle
quarter will run until 2pm cdt. visibility has largely improved
over the southern end of lake michigan, and the advisory was
cancelled for this portion of the lake. winds will then remain 
southerly through today as low pressure of 29.3 inches approaches 
from the northern plains. the winds may become moderately breezy 
this afternoon into the evening. thunderstorms are expected over 
the lake at times on today, with some strong storms favored this 
afternoon into tonight.

winds come around to southwesterly tonight into thursday, with 
winds then returning to southeasterly ahead of an approaching cold
front on thursday, with additional storms possible.

winds will become westerly and breezy behind the front on friday 
as low pressure of 29.3 inches sits near hudson bay and high 
pressure around 30.0 inches builds into the mid mississippi river 
valley.


lmz261-362-364-366-563-565-567-868-102115-
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-
944 am cdt wed jun 10 2026

sheboygan wi to pentwater mi north...

...dense fog advisory in effect until 7 pm cdt this evening...

.rest of today...south winds 10 to 15 kt increasing to 15 to
25 kt. areas of dense fog late this morning, then patchy fog this
afternoon. slight chance of showers and thunderstorms.  damaging
winds and large hail this afternoon. waves 1 to 2 ft building to
4 to 6 ft occasionally to 8 ft. 
.tonight...south winds 15 to 25 kt becoming southwest. patchy
fog. chance of showers and thunderstorms. waves 4 to 6 ft
occasionally to 8 ft. 
.thursday...southwest winds 10 to 20 kt becoming south 15 to
25 kt. patchy fog in the morning, then patchy dense fog in the
afternoon. chance of showers and thunderstorms in the afternoon.
waves 3 to 5 ft subsiding to 2 to 4 ft. 
.thursday night...south winds to 30 kt veering to west. showers
with a chance of thunderstorms in the evening, then showers
overnight. waves 4 to 7 ft occasionally to 9 ft. 
.friday...southwest winds 15 to 25 kt increasing to 30 kt. waves
3 to 5 ft. 
.friday night...southwest winds to 30 kt diminishing to 15 to
25 kt. waves 3 to 5 ft. 
.saturday...southwest winds 15 to 25 kt increasing to 30 kt.
waves 4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 10 to 20 kt becoming west 15 to 25 kt.
waves 2 to 4 ft.  

$$

fzus63 kmkx 101404
glflm 
expires:202606102130;;504237

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
904 am cdt wed jun 10 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...

a warm front continues to lift northward over lake michigan this
morning, causing a wind shift to southeasterly. as the winds 
shift, fog continues to retreat northward over the lake. a marine 
dense fog advisory remains in effect at this time, but the 
southern half of the lake may be allowed to expire at 10 am cdt, 
while the northern half may need to be extended through the
afternoon. winds will then remain southerly through today as low 
pressure of 29.3 inches approaches from the northern plains. the 
winds may become moderately breezy this afternoon into the evening.
thunderstorms are expected over the lake at times on today, with 
some strong storms favored this afternoon into tonight.

winds come around to southwesterly tonight into thursday, with 
winds then returning to southeasterly ahead of an approaching cold
front on thursday, with additional storms possible.

winds will become westerly and breezy behind the front on friday 
as low pressure of 29.3 inches sits near hudson bay and high 
pressure around 30.0 inches builds into the mid mississippi river 
valley.


lmz080-669-671-673-675-777-779-870-872-874-876-878-102130-
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-
904 am cdt wed jun 10 2026

sheboygan wi to pentwater mi south...

...dense fog advisory in effect until 10 am cdt this morning...

.rest of today...south winds 10 to 15 kt increasing to 15 to
25 kt. patchy dense fog. chance of showers and thunderstorms this
afternoon. waves 1 ft or less building to 4 to 6 ft occasionally
to 8 ft. 
.tonight...south winds 15 to 25 kt becoming southwest. chance of
showers and thunderstorms. patchy fog overnight. waves 4 to 6 ft
occasionally to 8 ft. 
.thursday...southwest winds 10 to 20 kt becoming south 15 to
25 kt. patchy fog in the morning, then patchy dense fog in the
afternoon. waves 3 to 5 ft. 
.thursday night...southwest winds to 30 kt becoming west. showers
with a chance of thunderstorms in the evening, then showers
overnight. waves 4 to 7 ft occasionally to 9 ft. 
.friday...west winds 15 to 25 kt becoming southwest. waves 4 to
6 ft occasionally to 8 ft subsiding to 2 to 4 ft. 
.friday night...southwest winds 10 to 20 kt. waves 2 to 4 ft. 
.saturday...southwest winds 10 to 20 kt increasing to 30 kt.
waves 4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 10 to 20 kt becoming north. waves 2 to
4 ft.  

$$

fzus63 kmqt 101401
glfls 
expires:202606102000;;504070

open lake forecast for lake superior
national weather service marquette mi
1000 am edt wed jun 10 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... 

weak ridging of 29.8 inches this morning gives way to troughing by 
this afternoon, with the troughing deepening to around 29.5 inches 
by this evening as the parent low tracks into northern ontario at 
29.3 inches. pressure over lake superior hold at around 29.6 inches 
on thursday until another colorado low lifts into the upper great 
lakes at around 29.5 inches in the evening. behind the low, 
troughing progressively weakens to 29.8 inches friday through friday 
night. while troughing may restrengthen a little to 29.7 inches on 
saturday, expect weak ridging of 30.0 inches to return to lake 
superior on sunday. 




lsz265-102000-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1000 am edt wed jun 10 2026

...dense fog advisory in effect until 8 am edt thursday...

.rest of today...southeast winds 10 to 20 knots increasing to
20 to 30 knots. patchy dense fog. a slight chance of showers. a
slight chance of thunderstorms by mid afternoon. waves calm to
2 feet building to 3 to 5 feet occasionally to 7 feet. 
.tonight...southeast winds 15 to 25 knots veering south after
midnight, then becoming west 10 to 20 knots late. a chance of
thunderstorms through midnight. a chance of showers. some
thunderstorms may be severe. waves subsiding to 1 to 3 feet. 
.thursday...west winds 10 to 20 knots backing south late. a
chance of showers by mid afternoon. waves subsiding to calm to
2 feet. 
.thursday night...west winds 10 to 20 knots increasing to 15 to
25 knots after midnight. showers likely through midnight, then a
chance of showers after midnight. waves building to 3 to 5 feet
occasionally to 7 feet. 
.friday...west winds 20 to 30 knots. a slight chance of showers
by mid afternoon. waves subsiding to 2 to 4 feet, then building
to 3 to 5 feet occasionally to 7 feet. 
.friday night...southwest winds 15 to 25 knots becoming west
20 to 30 knots after midnight. waves subsiding to 1 to 3 feet,
then building to 2 to 4 feet. 
.saturday...west winds 20 to 30 knots diminishing to 15 to
25 knots. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 1 to 3 feet. 
.sunday...west winds 15 to 25 knots. waves building to 2 to
4 feet, then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 101401
glfls 
expires:202606102000;;504071

open lake forecast for lake superior
national weather service marquette mi
1000 am edt wed jun 10 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... 

weak ridging of 29.8 inches this morning gives way to troughing by 
this afternoon, with the troughing deepening to around 29.5 inches 
by this evening as the parent low tracks into northern ontario at 
29.3 inches. pressure over lake superior hold at around 29.6 inches 
on thursday until another colorado low lifts into the upper great 
lakes at around 29.5 inches in the evening. behind the low, 
troughing progressively weakens to 29.8 inches friday through friday 
night. while troughing may restrengthen a little to 29.7 inches on 
saturday, expect weak ridging of 30.0 inches to return to lake 
superior on sunday. 




lsz266-102000-
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-
1000 am edt wed jun 10 2026

...dense fog advisory in effect until 8 am edt thursday...

.rest of today...southeast winds 5 to 15 knots increasing to
15 to 25 knots in the afternoon. areas of dense fog by late
morning. a slight chance of showers and thunderstorms by mid
afternoon. some thunderstorms may be severe. waves calm to 2 feet
building to 3 to 5 feet occasionally to 7 feet. 
.tonight...southeast winds 15 to 25 knots veering south after
midnight, then becoming southwest 10 to 20 knots late. a chance
of thunderstorms through midnight. a chance of showers. waves
subsiding to 2 to 4 feet. 
.thursday...southwest winds 15 to 25 knots diminishing to 10 to
20 knots in the afternoon, then becoming southeast 5 to 15 knots
late. a slight chance of showers by mid afternoon. waves building
to 3 to 5 feet occasionally to 7 feet, then subsiding to 1 to
3 feet. 
.thursday night...northwest winds 10 to 20 knots becoming west
15 to 25 knots after midnight. showers through midnight, then a
chance of showers after midnight. waves building to 3 to 5 feet
occasionally to 7 feet. 
.friday...west winds 20 to 30 knots. a slight chance of showers
by mid afternoon. waves building to 4 to 7 feet occasionally to
9 feet. 
.friday night...southwest winds 10 to 20 knots increasing to
20 to 30 knots after midnight. waves subsiding to 3 to 5 feet
occasionally to 7 feet. 
.saturday...west winds 15 to 25 knots. waves subsiding to 2 to
4 feet. 
.sunday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 101401
glfls 
expires:202606102000;;504069

open lake forecast for lake superior
national weather service marquette mi
1000 am edt wed jun 10 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... 

weak ridging of 29.8 inches this morning gives way to troughing by 
this afternoon, with the troughing deepening to around 29.5 inches 
by this evening as the parent low tracks into northern ontario at 
29.3 inches. pressure over lake superior hold at around 29.6 inches 
on thursday until another colorado low lifts into the upper great 
lakes at around 29.5 inches in the evening. behind the low, 
troughing progressively weakens to 29.8 inches friday through friday 
night. while troughing may restrengthen a little to 29.7 inches on 
saturday, expect weak ridging of 30.0 inches to return to lake 
superior on sunday. 




lsz264-102000-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1000 am edt wed jun 10 2026

...dense fog advisory in effect until 8 am edt thursday...

.rest of today...southeast winds 5 to 15 knots increasing to
15 to 25 knots. areas of dense fog. a chance of showers and
thunderstorms by mid afternoon. waves calm to 2 feet building to
3 to 5 feet occasionally to 7 feet. 
.tonight...southeast winds 15 to 25 knots becoming south 10 to
20 knots after midnight, then becoming southwest 15 to 25 knots
late. showers likely and a chance of thunderstorms through
midnight, then a slight chance of showers after midnight. some
thunderstorms may be severe. waves subsiding to 2 to 4 feet, then
building to 3 to 5 feet occasionally to 7 feet. 
.thursday...southwest winds 15 to 25 knots. a slight chance of
showers by mid afternoon. waves 3 to 5 feet occasionally to
7 feet. 
.thursday night...southwest winds 10 to 20 knots becoming west
15 to 25 knots after midnight. showers likely through midnight,
then a chance of showers after midnight. waves subsiding to 2 to
4 feet, then building to 4 to 7 feet occasionally to 9 feet. 
.friday...southwest winds 20 to 30 knots. a slight chance of
showers through early afternoon. waves building to 4 to 8 feet
occasionally to 10 feet. 
.friday night...southwest winds 15 to 25 knots veering west after
midnight. waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.saturday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to 2 to 4 feet. 
.sunday...west winds 15 to 25 knots diminishing to 5 to 15 knots.
waves building to 3 to 5 feet occasionally to 7 feet, then
subsiding to 1 to 3 feet. 

$$

fzus63 kmqt 101401
glfls 
expires:202606102000;;504067

open lake forecast for lake superior
national weather service marquette mi
1000 am edt wed jun 10 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... 

weak ridging of 29.8 inches this morning gives way to troughing by 
this afternoon, with the troughing deepening to around 29.5 inches 
by this evening as the parent low tracks into northern ontario at 
29.3 inches. pressure over lake superior hold at around 29.6 inches 
on thursday until another colorado low lifts into the upper great 
lakes at around 29.5 inches in the evening. behind the low, 
troughing progressively weakens to 29.8 inches friday through friday 
night. while troughing may restrengthen a little to 29.7 inches on 
saturday, expect weak ridging of 30.0 inches to return to lake 
superior on sunday. 




lsz162-102000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 am edt wed jun 10 2026 /900 am cdt wed jun 10 2026/

...dense fog advisory in effect until 8 am edt /7 am cdt/
thursday...

.rest of today...east winds 10 to 20 knots backing northeast in
the afternoon, then veering east late. patchy dense fog. a slight
chance of showers by late morning. a chance of thunderstorms.
showers likely by mid afternoon. waves 1 to 3 feet. 
.tonight...south winds 5 to 15 knots becoming southwest 10 to
20 knots after midnight, then increasing to 15 to 25 knots late.
showers likely and a chance of thunderstorms through midnight.
some thunderstorms may be severe. waves subsiding to calm to
2 feet, then building to 1 to 3 feet. 
.thursday...southwest winds 15 to 25 knots. a chance of showers
by mid afternoon. waves building to 3 to 5 feet occasionally to
7 feet, then subsiding to 2 to 4 feet. 
.thursday night...southwest winds 15 to 25 knots veering west
after midnight. a chance of showers. waves subsiding to 1 to
3 feet, then building to 2 to 4 feet. 
.friday...southwest winds 20 to 30 knots. a slight chance of
showers by mid afternoon. waves building to 4 to 7 feet
occasionally to 9 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 
.friday night...west winds 10 to 20 knots increasing to 15 to
25 knots after midnight. waves subsiding to 1 to 3 feet, then
building to 2 to 4 feet. 
.saturday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves subsiding to calm to 2 feet. 
.sunday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves building to 1 to 3 feet, then subsiding to calm
to 2 feet. 

$$

fzus63 kmqt 101401
glfls 
expires:202606102000;;504068

open lake forecast for lake superior
national weather service marquette mi
1000 am edt wed jun 10 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... 

weak ridging of 29.8 inches this morning gives way to troughing by 
this afternoon, with the troughing deepening to around 29.5 inches 
by this evening as the parent low tracks into northern ontario at 
29.3 inches. pressure over lake superior hold at around 29.6 inches 
on thursday until another colorado low lifts into the upper great 
lakes at around 29.5 inches in the evening. behind the low, 
troughing progressively weakens to 29.8 inches friday through friday 
night. while troughing may restrengthen a little to 29.7 inches on 
saturday, expect weak ridging of 30.0 inches to return to lake 
superior on sunday. 




lsz263-102000-
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-
1000 am edt wed jun 10 2026

...dense fog advisory in effect until 8 am edt thursday...

.rest of today...east winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. patchy dense fog. a chance of showers
and thunderstorms. waves calm to 2 feet building to 2 to 4 feet. 
.tonight...south winds 10 to 20 knots becoming southwest 15 to
25 knots after midnight. showers likely and a chance of
thunderstorms through midnight. some thunderstorms may be severe.
waves building to 3 to 5 feet occasionally to 7 feet. 
.thursday...southwest winds 15 to 25 knots. a chance of showers
by mid afternoon. waves building to 3 to 6 feet occasionally to
8 feet. 
.thursday night...southwest winds 15 to 25 knots becoming west
20 to 30 knots after midnight. a chance of showers. waves
subsiding to 2 to 4 feet, then building to 4 to 7 feet
occasionally to 9 feet. 
.friday...southwest winds 20 to 30 knots. waves building to 4 to
8 feet occasionally to 10 feet. 
.friday night...west winds 15 to 25 knots. waves subsiding to
3 to 5 feet occasionally to 7 feet. 
.saturday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to 2 to 4 feet. 
.sunday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 101401
glfls 
expires:202606102000;;504072

open lake forecast for lake superior
national weather service marquette mi
1000 am edt wed jun 10 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... 

weak ridging of 29.8 inches this morning gives way to troughing by 
this afternoon, with the troughing deepening to around 29.5 inches 
by this evening as the parent low tracks into northern ontario at 
29.3 inches. pressure over lake superior hold at around 29.6 inches 
on thursday until another colorado low lifts into the upper great 
lakes at around 29.5 inches in the evening. behind the low, 
troughing progressively weakens to 29.8 inches friday through friday 
night. while troughing may restrengthen a little to 29.7 inches on 
saturday, expect weak ridging of 30.0 inches to return to lake 
superior on sunday. 




lsz267-102000-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1000 am edt wed jun 10 2026

...dense fog advisory in effect until 8 am edt thursday...

.rest of today...southeast winds 5 to 15 knots backing east in
the afternoon, then becoming southeast 10 to 20 knots late. areas
of dense fog by late morning. waves calm to 2 feet. 
.tonight...southeast winds 10 to 20 knots becoming south 15 to
25 knots after midnight. a chance of showers and thunderstorms.
waves building to 2 to 4 feet. 
.thursday...west winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon, then backing east late. waves
subsiding to calm to 2 feet. 
.thursday night...southeast winds 10 to 20 knots becoming west
15 to 25 knots after midnight. a slight chance of thunderstorms
through midnight. showers. waves building to 2 to 4 feet. 
.friday...west winds 15 to 25 knots becoming southwest 5 to
15 knots by mid afternoon. a slight chance of showers by mid
afternoon. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to 2 to 4 feet. 
.friday night...southwest winds 10 to 20 knots increasing to
15 to 25 knots after midnight. waves 2 to 4 feet. 
.saturday...west winds 10 to 20 knots. waves building to 3 to
5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. 
.sunday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 1 to 3 feet. 

$$