fzus61 kbuf 081402
glflo 
expires:202606082100;;389655

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt mon jun 8 2026

for waters beyond five nautical miles of shore on lake ontario

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 30.2 inch high over the st. lawrence valley will 
settle southeast to the new england coast today, then offshore 
tuesday, where it will then remain anchored through thursday. 
meanwhile a 29.7 inch low will track from lower michigan to southern 
quebec tuesday night and wednesday, with another 29.7 inch trough 
crossing the lake friday.


loz063>065-082100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt mon jun 8 2026

.this afternoon...northeast winds 5 to 15 knots. waves 2 feet or
less. 
.tonight...northeast winds 5 to 15 knots becoming south. waves
2 feet or less. 
.tuesday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.tuesday night...east winds 10 knots or less becoming south.
showers likely in the evening, then showers overnight. waves
1 foot or less. 
.wednesday...south winds 5 to 15 knots becoming west. showers
during the day, then a chance of showers wednesday night. waves
2 feet or less. 
.thursday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms. waves 2 feet or less. 
.friday...south winds 5 to 15 knots becoming west. a chance of
showers and thunderstorms. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 081402
glflo 
expires:202606082100;;389654

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt mon jun 8 2026

for waters beyond five nautical miles of shore on lake ontario

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 30.2 inch high over the st. lawrence valley will 
settle southeast to the new england coast today, then offshore 
tuesday, where it will then remain anchored through thursday. 
meanwhile a 29.7 inch low will track from lower michigan to southern 
quebec tuesday night and wednesday, with another 29.7 inch trough 
crossing the lake friday.


loz062-082100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt mon jun 8 2026

.this afternoon...east winds 10 to 15 knots becoming northeast
15 to 20 knots. waves 1 to 2 feet. 
.tonight...east winds 5 to 15 knots becoming southeast less than
10 knots. waves 1 to 2 feet. 
.tuesday...light and variable winds becoming east 5 to 10 knots.
a chance of showers and thunderstorms in the afternoon. waves
1 foot or less. 
.tuesday night...east winds 5 to 15 knots becoming south. showers
with a chance of thunderstorms in the evening, then showers
overnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 15 knots. showers during the
day, then a chance of showers and thunderstorms wednesday night.
waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots. a chance of showers
and thunderstorms. waves 1 to 3 feet. 
.friday...southwest winds 5 to 15 knots becoming west. a chance
of showers and thunderstorms during the day. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 081306
glfle 
expires:202606082015;;387926

open lake forecast for lake erie
national weather service cleveland oh
906 am edt mon jun 8 2026

for waters beyond five nautical miles of shore on lake erie

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...
high pressure 30.20 inches departs to the east today. a warm 
front will then move northeast across the lake tuesday night. 
southwest flow expected wednesday and thursday before a cold front
crosses the region on friday.


lez061-168-169-082015-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-geneva-on-the-
lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
906 am edt mon jun 8 2026

.this afternoon...northeast winds 5 to 15 knots. waves 2 feet or
less. 
.tonight...northeast winds 5 to 15 knots becoming south. waves
2 feet or less. 
.tuesday...south winds 5 to 10 knots. showers likely with a
chance of thunderstorms in the afternoon. waves 2 feet or less. 
.tuesday night...south winds 5 to 15 knots becoming southwest.
showers with a chance of thunderstorms in the evening, then
showers overnight. waves 2 feet or less. 
.wednesday...southwest winds 5 to 15 knots. a chance of showers
during the day, then a chance of showers and thunderstorms
wednesday night. waves 1 to 2 feet. 
.thursday...southwest winds 5 to 15 knots. a chance of showers
and thunderstorms. waves 1 to 2 feet. 
.friday...southwest winds 5 to 15 knots. a chance of showers and
thunderstorms during the day. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 081306
glfle 
expires:202606082015;;387924

open lake forecast for lake erie
national weather service cleveland oh
906 am edt mon jun 8 2026

for waters beyond five nautical miles of shore on lake erie

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...
high pressure 30.20 inches departs to the east today. a warm 
front will then move northeast across the lake tuesday night. 
southwest flow expected wednesday and thursday before a cold front
crosses the region on friday.


lez162>164-082015-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
906 am edt mon jun 8 2026

.this afternoon...east winds 10 to 15 knots. waves 2 feet or less.
.tonight...east winds 15 to 20 knots becoming south 10 to
15 knots. a slight chance of showers and thunderstorms in the
evening, then a chance of showers with a slight chance of
thunderstorms after midnight. a chance of showers late. waves
2 feet or less. 
.tuesday...south winds 10 to 15 knots. a chance of showers in the
morning, then showers likely with a chance of thunderstorms in
the afternoon. waves 1 to 2 feet. 
.tuesday night...south winds around 10 knots becoming southwest.
showers likely with a chance of thunderstorms in the evening,
then a chance of showers overnight. waves 1 to 2 feet. 
.wednesday...southwest winds 5 to 15 knots. a chance of showers
during the day, then a chance of showers and thunderstorms
wednesday night. waves 2 feet or less. 
.thursday...southwest winds 10 to 15 knots. a chance of showers
and thunderstorms. waves 1 to 2 feet. 
.friday...west winds 10 to 15 knots. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 081306
glfle 
expires:202606082015;;387925

open lake forecast for lake erie
national weather service cleveland oh
906 am edt mon jun 8 2026

for waters beyond five nautical miles of shore on lake erie

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...
high pressure 30.20 inches departs to the east today. a warm 
front will then move northeast across the lake tuesday night. 
southwest flow expected wednesday and thursday before a cold front
crosses the region on friday.


lez165>167-082015-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
906 am edt mon jun 8 2026

.this afternoon...east winds 5 to 15 knots becoming northeast.
waves 2 feet or less. 
.tonight...east winds 5 to 15 knots becoming south. a slight
chance of showers after midnight. waves 1 to 3 feet. 
.tuesday...south winds 10 to 15 knots. showers likely with a
chance of thunderstorms in the afternoon. waves 1 to 2 feet. 
.tuesday night...south winds 10 to 15 knots becoming southwest.
showers with a chance of thunderstorms. waves 1 to 3 feet. 
.wednesday...southwest winds 5 to 15 knots. a chance of showers
and thunderstorms wednesday night. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots. a chance of showers
and thunderstorms. waves 1 to 3 feet. 
.friday...southwest winds 10 to 15 knots becoming west. a chance
of showers and thunderstorms during the day. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 081340
glflh 
expires:202606082145;;389043

open lake forecast for lake huron
national weather service detroit/pontiac mi
940 am edt mon jun 8 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...high pressure exits into new england through this
morning. a weak low pressure system, 29.80 inches, will then move
over michigan monday into tuesday which will bring scattered to
numerous rain showers and some embedded thunderstorms.


lhz362-363-082145-
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-
940 am edt mon jun 8 2026

.rest of today...east winds 5 to 10 knots. waves 2 feet or less. 
.tonight...east winds 10 to 15 knots decreasing to 5 to 10 knots
after midnight. waves 1 to 3 feet. 
.tuesday...southeast winds 5 to 10 knots becoming east 10 to
15 knots early in the afternoon. a chance of showers in the
morning...then a chance of showers and thunderstorms in the
afternoon. waves 1 to 3 feet. 
.tuesday night...east winds 5 to 10 knots backing to the north by
midnight...then backing to the west after midnight. a chance of
showers. waves 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots becoming southeast 10 to
15 knots late in the afternoon. a chance of showers and
thunderstorms late in the afternoon. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots. a chance of showers early
in the morning. a chance of showers and thunderstorms . waves
2 to 4 feet. 
.friday...southwest winds 10 to 15 knots decreasing to 5 to
10 knots . a chance of showers early in the morning. waves 2 to
4 feet subsiding to 1 to 3 feet . 


$$

fzus63 kdtx 081340
glflh 
expires:202606082145;;389044

open lake forecast for lake huron
national weather service detroit/pontiac mi
940 am edt mon jun 8 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...high pressure exits into new england through this
morning. a weak low pressure system, 29.80 inches, will then move
over michigan monday into tuesday which will bring scattered to
numerous rain showers and some embedded thunderstorms.


lhz462>464-082145-
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-
940 am edt mon jun 8 2026

.rest of today...east winds 5 to 10 knots. waves 2 feet or less. 
.tonight...east winds 5 to 10 knots veering to the southeast
after midnight...then increasing to 10 to 15 knots early in the
morning. waves 1 to 3 feet. 
.tuesday...southeast winds 10 to 15 knots. a chance of showers
and thunderstorms in the afternoon. waves 1 to 3 feet. 
.tuesday night...southeast winds 10 to 15 knots becoming south
5 to 10 knots in the late evening and overnight. showers likely
and a chance of thunderstorms in the evening. waves 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots backing to the southeast
late in the afternoon...then becoming south 10 to 15 knots late
in the evening. a chance of showers and thunderstorms late in the
afternoon. waves 2 feet or less. 
.thursday...south winds 10 to 15 knots decreasing to 5 to
10 knots early in the evening...then increasing to 10 to 15 knots
by midnight. a chance of showers early in the morning...then a
chance of showers and thunderstorms. waves 1 to 3 feet. 
.friday...southwest winds 10 to 15 knots veering to the west. a
chance of showers and thunderstorms early in the morning. waves
1 to 3 feet. 


$$

fzus63 kdtx 081340
glflh 
expires:202606082145;;389042

open lake forecast for lake huron
national weather service detroit/pontiac mi
940 am edt mon jun 8 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...high pressure exits into new england through this
morning. a weak low pressure system, 29.80 inches, will then move
over michigan monday into tuesday which will bring scattered to
numerous rain showers and some embedded thunderstorms.


lhz361-082145-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
940 am edt mon jun 8 2026

.rest of today...east winds 10 to 15 knots increasing to 15 to
20 knots late in the afternoon. waves 1 to 3 feet building to
3 to 5 feet late in the afternoon. 
.tonight...east winds 15 to 20 knots decreasing to 5 to 10 knots.
waves 4 to 6 feet subsiding to 2 to 4 feet early in the morning.
waves occasionally around 8 feet. 
.tuesday...east winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and early afternoon...then decreasing to 5 to
10 knots early in the afternoon. showers likely in the morning...
then showers in the afternoon. waves 1 to 3 feet. 
.tuesday night...east winds 5 to 10 knots backing to the
northwest after midnight. a chance of showers in the evening.
waves 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots becoming east 10 to
15 knots late in the afternoon. a chance of showers and
thunderstorms late in the afternoon. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots veering to the southwest
in the late morning and early afternoon...then decreasing to 5 to
10 knots early in the evening increasing to 10 to 15 knots by
midnight. a chance of showers...then a chance of showers and
thunderstorms by midnight. waves 1 to 3 feet building to 2 to
4 feet by midnight. 
.friday...south winds 15 to 20 knots veering to the west in the
late morning and early afternoon...then decreasing to 10 to
15 knots early in the evening decreasing to 5 to 10 knots by
midnight. a chance of showers early in the morning. waves 3 to
5 feet subsiding to 1 to 3 feet by midnight. 


$$

fzus63 kdtx 081340
glfsc 
expires:202606082145;;389050

lake st clair forecast
national weather service detroit/pontiac mi
940 am edt mon jun 8 2026

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...high pressure exits into new england through this
morning. a weak low pressure system, 29.80 inches, will then move
over michigan monday into tuesday which will bring scattered to
numerous showers and some embedded thunderstorms.


lcz460-082145-
lake st clair-
940 am edt mon jun 8 2026

.rest of today...southeast winds 5 to 10 knots increasing to 10 to
15 knots late in the afternoon. partly sunny. waves 2 feet or less.
.tonight...southeast winds 10 to 15 knots diminishing to 5 to 10
knots after midnight. partly cloudy this evening becoming mostly
cloudy. waves 2 feet or less.
.tuesday...south winds 10 to 15 knots. mostly cloudy. a chance of
light showers in the late morning and early afternoon. light showers
likely and a chance of thunderstorms early in the afternoon. waves 2
feet or less.
.tuesday night...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late evening and overnight. partly cloudy. a chance
of thunderstorms early in the evening. light showers likely . waves
2 feet or less.
.wednesday...west winds 5 to 10 knots becoming southwest 10 to 15
knots in the afternoon and evening. partly sunny in the morning
becoming mostly clear. waves 2 feet or less.
.thursday...southwest winds 10 to 15 knots. partly cloudy. a chance
of showers and thunderstorms. waves 2 feet or less.
.friday...west winds 10 to 15 knots. mostly clear. a chance of
showers and thunderstorms. waves 2 feet or less.

$$

fzus63 kmkx 081417
glflm 
expires:202606082130;;390609

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
917 am cdt mon jun 8 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...

no major changes to the going forecast with this issuance.

high pressure of 30.2 inches over the lower great lakes will 
continue to shift eastward today. light to moderate southeast 
winds developing over lake michigan will persist through tonight.
scattered showers and thunderstorms are expected mainly this
afternoon and night as a warm front lifts northward.

winds will become southerly and storms become more isolated 
behind the front on tuesday. a brief period of light and variable
winds may occur tuesday evening, followed by gusty south winds 
into wednesday as low pressure deepens west of the region.


lmz261-362-364-366-563-565-567-868-082130-
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-
917 am cdt mon jun 8 2026

sheboygan wi to pentwater mi north...

.rest of today...east winds 10 to 20 kt. slight chance of showers
and thunderstorms this afternoon. waves 2 to 4 ft subsiding to
1 to 3 ft. 
.tonight...east winds 10 to 20 kt becoming southeast 10 to 15 kt.
chance of showers and thunderstorms in the evening, then showers
and slight chance of thunderstorms overnight. waves 1 to 3 ft. 
.tuesday...east winds 10 to 15 kt backing to north. chance of
showers in the morning. waves 1 to 3 ft. 
.tuesday night...north winds 5 to 10 kt backing to west. chance
of showers overnight. waves 1 to 2 ft. 
.wednesday...south winds 10 to 20 kt increasing to 15 to 25 kt.
waves 1 to 3 ft building to 4 to 7 ft occasionally to 9 ft. 
.wednesday night...south winds to 30 kt. showers with a chance of
thunderstorms. waves 4 to 7 ft occasionally to 9 ft. 
.thursday...southwest winds 15 to 25 kt becoming south. chance of
showers and thunderstorms. waves 4 to 7 ft occasionally to 9 ft
subsiding to 4 to 6 ft occasionally to 8 ft. 
.friday...southwest winds 15 to 25 kt increasing to 30 kt. waves
3 to 5 ft.  

$$

fzus63 kmkx 081417
glflm 
expires:202606082130;;390610

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
917 am cdt mon jun 8 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...

no major changes to the going forecast with this issuance.

high pressure of 30.2 inches over the lower great lakes will 
continue to shift eastward today. light to moderate southeast 
winds developing over lake michigan will persist through tonight.
scattered showers and thunderstorms are expected mainly this
afternoon and night as a warm front lifts northward.

winds will become southerly and storms become more isolated 
behind the front on tuesday. a brief period of light and variable
winds may occur tuesday evening, followed by gusty south winds 
into wednesday as low pressure deepens west of the region.


lmz080-669-671-673-675-777-779-870-872-874-876-878-082130-
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-
917 am cdt mon jun 8 2026

sheboygan wi to pentwater mi south...

.rest of today...southeast winds 10 to 20 kt. isolated showers
and thunderstorms late this morning, then chance of showers and
thunderstorms this afternoon. waves 3 to 5 ft. 
.tonight...southeast winds 10 to 15 kt increasing to 10 to 20 kt.
showers with a chance of thunderstorms in the evening, then
showers likely with slight chance of thunderstorms overnight.
waves 1 to 3 ft. 
.tuesday...south winds 10 to 15 kt veering to west. chance of
showers in the morning. waves 1 to 3 ft subsiding to 1 to 2 ft. 
.tuesday night...north winds 5 to 10 kt backing to south. chance
of showers and thunderstorms overnight. waves 1 to 2 ft.
.wednesday...south winds 10 to 20 kt increasing to 15 to 25 kt.
waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft. 
.wednesday night...south winds 15 to 25 kt becoming southwest.
showers likely with a chance of thunderstorms. waves 4 to 7 ft
occasionally to 9 ft. 
.thursday...southwest winds 10 to 20 kt becoming south. chance of
thunderstorms. waves 4 to 6 ft occasionally to 8 ft subsiding to
3 to 5 ft. 
.friday...west winds 10 to 20 kt becoming southwest. waves 2 to
4 ft.  

$$

fzus63 kmqt 081401
glfls 
expires:202606082000;;389614

open lake forecast for lake superior
national weather service marquette mi
1000 am edt mon jun 8 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 around 30.0 inches lingers over lake superior today. 
pressure falls to around 29.9 inches over the lake on tuesday as 
30.2 inch high pressure moves off the mid atlantic coast and 29.5 
inch troughing over the rockies deepens to 29.2 inches over the 
northern plains. pressure continues to deepen to around 29.5 inches 
over the lake through wednesday as the low tracks eastward into nw 
ontario at 29.2 inches by wednesday evening. pressure holds at 
around 29.6 inches over the lake through the end of the week as 
another colorado low lifts into the great lakes at around 29.5 
inches on thursday. 




lsz266-082000-
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 mon jun 8 2026

.rest of today...southeast winds 10 to 20 knots. a slight chance
of showers by mid afternoon. waves 1 to 3 feet building to 2 to
4 feet, then subsiding to 1 to 3 feet. 
.tonight...southeast winds 10 to 20 knots diminishing to 5 to
15 knots late. a chance of showers through midnight. a slight
chance of thunderstorms. showers likely after midnight. waves
building to 2 to 4 feet, then subsiding to calm to 2 feet. 
.tuesday...east winds 5 to 15 knots. a slight chance of
thunderstorms through early afternoon. a chance of showers. waves
calm to 2 feet. 
.tuesday night...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.wednesday...southeast winds 15 to 25 knots. a slight chance of
showers. a slight chance of thunderstorms by mid afternoon. waves
building to 3 to 6 feet occasionally to 8 feet. 
.wednesday night...south winds 20 to 30 knots diminishing to
15 to 25 knots after midnight. showers likely and a chance of
thunderstorms through midnight, then a chance of showers after
midnight. waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.thursday...south winds 10 to 20 knots becoming southwest 15 to
25 knots. a chance of showers. waves building to 3 to 6 feet
occasionally to 8 feet. 
.friday...west winds 15 to 25 knots becoming southwest 10 to
20 knots. waves building to 4 to 7 feet occasionally to 9 feet,
then subsiding to 2 to 4 feet. 

$$

fzus63 kmqt 081401
glfls 
expires:202606082000;;389615

open lake forecast for lake superior
national weather service marquette mi
1000 am edt mon jun 8 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 around 30.0 inches lingers over lake superior today. 
pressure falls to around 29.9 inches over the lake on tuesday as 
30.2 inch high pressure moves off the mid atlantic coast and 29.5 
inch troughing over the rockies deepens to 29.2 inches over the 
northern plains. pressure continues to deepen to around 29.5 inches 
over the lake through wednesday as the low tracks eastward into nw 
ontario at 29.2 inches by wednesday evening. pressure holds at 
around 29.6 inches over the lake through the end of the week as 
another colorado low lifts into the great lakes at around 29.5 
inches on thursday. 




lsz267-082000-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1000 am edt mon jun 8 2026

.rest of today...southeast winds 10 to 20 knots. a slight chance
of showers by mid afternoon. waves 1 to 3 feet. 
.tonight...southeast winds 10 to 20 knots increasing to 15 to
25 knots after midnight, then diminishing to 10 to 20 knots late.
a chance of showers. a slight chance of thunderstorms after
midnight. waves building to 2 to 4 feet, then subsiding to calm
to 2 feet. 
.tuesday...east winds 10 to 20 knots becoming northeast 5 to
15 knots late. a chance of showers. a slight chance of
thunderstorms by mid afternoon. waves calm to 2 feet. 
.tuesday night...northeast winds 5 to 15 knots veering southwest
after midnight. a slight chance of showers through midnight.
waves calm to 2 feet. 
.wednesday...southeast winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. waves building to 1 to 3 feet. 
.wednesday night...southeast winds 15 to 25 knots veering south
after midnight. showers likely through midnight. a chance of
thunderstorms. a chance of showers after midnight. waves building
to 3 to 5 feet occasionally to 7 feet. 
.thursday...south winds 10 to 20 knots veering southwest. a
chance of showers. waves subsiding to calm to 2 feet, then
building to 2 to 4 feet. 
.friday...west winds 10 to 20 knots backing southwest. waves
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
2 to 4 feet. 

$$

fzus63 kmqt 081401
glfls 
expires:202606082000;;389610

open lake forecast for lake superior
national weather service marquette mi
1000 am edt mon jun 8 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 around 30.0 inches lingers over lake superior today. 
pressure falls to around 29.9 inches over the lake on tuesday as 
30.2 inch high pressure moves off the mid atlantic coast and 29.5 
inch troughing over the rockies deepens to 29.2 inches over the 
northern plains. pressure continues to deepen to around 29.5 inches 
over the lake through wednesday as the low tracks eastward into nw 
ontario at 29.2 inches by wednesday evening. pressure holds at 
around 29.6 inches over the lake through the end of the week as 
another colorado low lifts into the great lakes at around 29.5 
inches on thursday. 




lsz162-082000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 am edt mon jun 8 2026 /900 am cdt mon jun 8 2026/

.rest of today...northeast winds 10 to 20 knots. showers likely
by late morning. a slight chance of thunderstorms. a chance of
showers by mid afternoon. waves calm to 2 feet. 
.tonight...east winds 5 to 15 knots backing northeast after
midnight, then diminishing to less than 10 knots late. a slight
chance of showers and thunderstorms through midnight. waves calm
to 2 feet. 
.tuesday...east winds less than 10 knots becoming northeast 5 to
15 knots in the afternoon. waves calm to 2 feet. 
.tuesday night...northeast winds 5 to 15 knots. a chance of
showers and a slight chance of thunderstorms after midnight.
waves calm to 2 feet. 
.wednesday...east winds 10 to 20 knots. a chance of showers
through early afternoon. a chance of thunderstorms. showers by
mid afternoon. waves building to 1 to 3 feet, then subsiding to
calm to 2 feet. 
.wednesday night...east winds 10 to 20 knots becoming southwest
15 to 25 knots after midnight. showers likely and a chance of
thunderstorms through midnight. waves building to 2 to 4 feet. 
.thursday...southwest winds 20 to 30 knots diminishing to 15 to
25 knots. a chance of showers. waves building to 5 to 8 feet
occasionally to 10 feet, then subsiding to 3 to 5 feet
occasionally to 7 feet. 
.friday...southwest winds 20 to 30 knots becoming west 10 to
20 knots. waves building to 4 to 7 feet occasionally to 9 feet,
then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 081401
glfls 
expires:202606082000;;389612

open lake forecast for lake superior
national weather service marquette mi
1000 am edt mon jun 8 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 around 30.0 inches lingers over lake superior today. 
pressure falls to around 29.9 inches over the lake on tuesday as 
30.2 inch high pressure moves off the mid atlantic coast and 29.5 
inch troughing over the rockies deepens to 29.2 inches over the 
northern plains. pressure continues to deepen to around 29.5 inches 
over the lake through wednesday as the low tracks eastward into nw 
ontario at 29.2 inches by wednesday evening. pressure holds at 
around 29.6 inches over the lake through the end of the week as 
another colorado low lifts into the great lakes at around 29.5 
inches on thursday. 




lsz264-082000-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1000 am edt mon jun 8 2026

.rest of today...southeast winds 5 to 15 knots increasing to
10 to 20 knots in the afternoon. a chance of showers. a slight
chance of thunderstorms by mid afternoon. waves 1 to 3 feet
building to 2 to 4 feet, then subsiding to 1 to 3 feet. 
.tonight...southeast winds 5 to 15 knots. rain showers likely
through midnight. a slight chance of thunderstorms. a chance of
rain showers after midnight. waves subsiding to calm to 2 feet. 
.tuesday...east winds less than 10 knots. a slight chance of
showers through early afternoon. waves calm to 2 feet. 
.tuesday night...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.wednesday...southeast winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. a chance of showers and thunderstorms.
waves building to 3 to 5 feet occasionally to 7 feet. 
.wednesday night...south winds 15 to 25 knots becoming southwest
10 to 20 knots after midnight. showers and a chance of
thunderstorms through midnight. waves 3 to 5 feet occasionally to
7 feet. 
.thursday...southwest winds 15 to 25 knots increasing to 20 to
30 knots. a chance of showers. waves building to 4 to 7 feet
occasionally to 9 feet. 
.friday...southwest winds 20 to 30 knots diminishing to 15 to
25 knots. waves building to 5 to 8 feet occasionally to 10 feet,
then subsiding to 2 to 4 feet. 

$$

fzus63 kmqt 081401
glfls 
expires:202606082000;;389611

open lake forecast for lake superior
national weather service marquette mi
1000 am edt mon jun 8 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 around 30.0 inches lingers over lake superior today. 
pressure falls to around 29.9 inches over the lake on tuesday as 
30.2 inch high pressure moves off the mid atlantic coast and 29.5 
inch troughing over the rockies deepens to 29.2 inches over the 
northern plains. pressure continues to deepen to around 29.5 inches 
over the lake through wednesday as the low tracks eastward into nw 
ontario at 29.2 inches by wednesday evening. pressure holds at 
around 29.6 inches over the lake through the end of the week as 
another colorado low lifts into the great lakes at around 29.5 
inches on thursday. 




lsz263-082000-
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 mon jun 8 2026

.rest of today...east winds 5 to 15 knots. a chance of showers
and a slight chance of thunderstorms. waves calm to 2 feet. 
.tonight...east winds 5 to 15 knots veering southeast after
midnight, then becoming northeast less than 10 knots late. a
slight chance of thunderstorms through midnight. a chance of rain
showers. waves building to 1 to 3 feet, then subsiding to calm to
2 feet. 
.tuesday...northeast winds less than 10 knots increasing to 5 to
15 knots late. waves calm to 2 feet. 
.tuesday night...east winds 5 to 15 knots. a chance of showers
and a slight chance of thunderstorms after midnight. waves calm
to 2 feet. 
.wednesday...east winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. a chance of showers through early
afternoon. a chance of thunderstorms. showers by mid afternoon.
waves building to 2 to 4 feet. 
.wednesday night...south winds 15 to 25 knots veering southwest
after midnight. showers and a chance of thunderstorms through
midnight. waves building to 3 to 6 feet occasionally to 8 feet. 
.thursday...southwest winds 20 to 30 knots. a chance of showers.
waves building to 5 to 8 feet occasionally to 10 feet, then
subsiding to 3 to 6 feet occasionally to 8 feet. 
.friday...southwest winds 20 to 30 knots becoming west 15 to
25 knots. waves building to 5 to 8 feet occasionally to 10 feet,
then subsiding to 2 to 4 feet. 

$$

fzus63 kmqt 081401
glfls 
expires:202606082000;;389613

open lake forecast for lake superior
national weather service marquette mi
1000 am edt mon jun 8 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 around 30.0 inches lingers over lake superior today. 
pressure falls to around 29.9 inches over the lake on tuesday as 
30.2 inch high pressure moves off the mid atlantic coast and 29.5 
inch troughing over the rockies deepens to 29.2 inches over the 
northern plains. pressure continues to deepen to around 29.5 inches 
over the lake through wednesday as the low tracks eastward into nw 
ontario at 29.2 inches by wednesday evening. pressure holds at 
around 29.6 inches over the lake through the end of the week as 
another colorado low lifts into the great lakes at around 29.5 
inches on thursday. 




lsz265-082000-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1000 am edt mon jun 8 2026

.rest of today...southeast winds 15 to 25 knots. a slight chance
of showers and thunderstorms by mid afternoon. waves 1 to 3 feet
building to 2 to 4 feet. 
.tonight...southeast winds 10 to 20 knots diminishing to 5 to
15 knots late. a slight chance of thunderstorms through midnight.
showers. waves subsiding to calm to 2 feet. 
.tuesday...east winds 5 to 15 knots. a chance of showers and a
slight chance of thunderstorms through early afternoon. waves
calm to 2 feet. 
.tuesday night...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.wednesday...southeast winds 15 to 25 knots increasing to 20 to
30 knots by mid afternoon. a chance of showers and thunderstorms.
waves building to 3 to 6 feet occasionally to 8 feet. 
.wednesday night...south winds 20 to 30 knots becoming southwest
15 to 25 knots after midnight. showers likely and a chance of
thunderstorms through midnight. waves subsiding to 2 to 4 feet. 
.thursday...southwest winds 15 to 25 knots. a chance of showers.
waves subsiding to 1 to 3 feet, then building to 3 to 5 feet
occasionally to 7 feet. 
.friday...west winds 20 to 30 knots diminishing to 15 to
25 knots. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to 1 to 3 feet. 

$$