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(1/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/6/2026 3:29 PM America/New_York.
Valid through 6/6/2026 11:30 PM America/New_York.
fzus63 kdtx 061929
glflh
expires:202606070330;;292376
open lake forecast for lake huron
national weather service detroit/pontiac mi
329 pm edt sat jun 6 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, 30.00 inches, to build in from ontario
into the eastern great lakes tonight into tomorrow. this will
diminish some slightly elevated winds across lake huron
overnight. a weak low pressure system, 29.80 inches, will then
move over during the midweek period which will bring chances for
rain showers and thunderstorms.
lhz361-070330-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
329 pm edt sat jun 6 2026
.tonight...northwest winds 10 to 15 knots decreasing to 5 to
10 knots after midnight...then veering to the northwest 5 to
10 knots early in the morning. waves 2 to 4 feet subsiding to
1 to 3 feet after midnight.
.sunday...north winds 5 to 10 knots early in the morning becoming
light and variable. waves 2 feet or less.
.sunday night...light and variable winds becoming southeast 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.monday...east winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. waves 1 to 3 feet building to
3 to 5 feet early in the afternoon.
.monday night...east winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. waves 3 to 5 feet.
.tuesday...east winds 10 to 15 knots decreasing to 5 to 10 knots
late in the afternoon. a chance of showers. waves 1 to 3 feet.
.wednesday...south winds 5 to 10 knots backing to the east . a
chance of showers early in the morning. waves 2 feet or less.
.thursday...southeast winds 5 to 10 knots veering to the south by
midnight. a chance of showers. waves 1 to 3 feet.
$$
(2/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/6/2026 3:29 PM America/New_York.
Valid through 6/6/2026 11:30 PM America/New_York.
fzus63 kdtx 061929
glflh
expires:202606070330;;292377
open lake forecast for lake huron
national weather service detroit/pontiac mi
329 pm edt sat jun 6 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...high pressure, 30.00 inches, to build in from ontario
into the eastern great lakes tonight into tomorrow. this will
diminish some slightly elevated winds across lake huron
overnight. a weak low pressure system, 29.80 inches, will then
move over during the midweek period which will bring chances for
rain showers and thunderstorms.
lhz362-363-070330-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
329 pm edt sat jun 6 2026
.tonight...west winds 5 to 10 knots becoming northwest 10 to
15 knots in the late evening and overnight. waves 3 to 5 feet
subsiding to 2 to 4 feet early in the morning.
.sunday...north winds 5 to 10 knots. waves 1 to 3 feet.
.sunday night...light and variable winds. waves 2 feet or less.
.monday...east winds 5 to 10 knots. waves 2 feet or less.
.monday night...southeast winds 5 to 10 knots. waves 1 to 3 feet.
.tuesday...southeast winds 5 to 10 knots increasing to 10 to
15 knots late in the morning...then decreasing to 5 to 10 knots
late in the afternoon. a chance of showers. waves 1 to 3 feet.
.wednesday...south winds 5 to 10 knots backing to the southeast .
waves 2 feet or less.
.thursday...south winds 10 to 15 knots. a chance of showers.
waves 1 to 3 feet.
$$
(3/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/6/2026 3:29 PM America/New_York.
Valid through 6/6/2026 11:30 PM America/New_York.
fzus63 kdtx 061929
glflh
expires:202606070330;;292378
open lake forecast for lake huron
national weather service detroit/pontiac mi
329 pm edt sat jun 6 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, 30.00 inches, to build in from ontario
into the eastern great lakes tonight into tomorrow. this will
diminish some slightly elevated winds across lake huron
overnight. a weak low pressure system, 29.80 inches, will then
move over during the midweek period which will bring chances for
rain showers and thunderstorms.
lhz462>464-070330-
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-
329 pm edt sat jun 6 2026
.tonight...north winds 5 to 10 knots early in the evening
becoming light and variable...then becoming northwest 5 to
10 knots after midnight becoming north 10 to 15 knots. waves
2 feet or less.
.sunday...north winds 5 to 10 knots. waves 1 to 3 feet.
.sunday night...north winds 5 to 10 knots. waves 2 feet or less.
.monday...east winds 5 to 10 knots. waves 2 feet or less.
.monday night...east winds 5 to 10 knots. waves 2 feet or less.
.tuesday...southeast winds 5 to 10 knots. a chance of
thunderstorms. rain showers likely late in the afternoon. waves
1 to 3 feet.
.wednesday...south winds 5 to 10 knots. showers likely early in
the morning...then a chance of showers. waves 2 feet or less.
.thursday...southwest winds 5 to 10 knots becoming south 10 to
15 knots. a chance of showers. a chance of thunderstorms until
early evening. waves 2 feet or less.
$$
(4/11)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/6/2026 2:43 PM US/Central.
Valid through 6/6/2026 10:15 PM US/Central.
fzus63 kmkx 061943
glflm
expires:202606070315;;292819
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
243 pm cdt sat jun 6 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...
high pressure of 29.9 inches builds into the upper great lakes
and strengthening to 30.1 inches overnight. warm and humid air
will linger over the relatively cool waters of lake michigan
with a light wind regime and cause areas of fog into sunday
morning. marine dense fog advisory remains in effect until 18z
sunday for the northern 2/3 of lake michigan. low pressure
develops in the great plains monday, bringing south-
southeasterly winds through at least midweek. additional chances
for thunderstorms develop monday with more chances throughout
the week.
lmz261-362-364-366-563-565-567-868-070315-
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-
243 pm cdt sat jun 6 2026
sheboygan wi to pentwater mi north...
...dense fog advisory in effect until 1 pm cdt sunday...
.tonight...north winds 10 to 15 kt becoming northeast. patchy
fog. waves 1 to 2 ft.
.sunday...northeast winds 5 to 10 kt increasing to 10 to 15 kt.
patchy fog. waves 1 to 2 ft.
.sunday night...northeast winds 10 to 20 kt veering to southeast.
waves 2 to 4 ft.
.monday...southeast winds 10 to 20 kt becoming east. waves 3 to
5 ft.
.monday night...east winds 10 to 20 kt becoming southeast.
showers likely overnight. waves 2 to 4 ft.
.tuesday...southeast winds 10 to 15 kt becoming east. showers
likely in the morning, then chance of showers in the afternoon.
waves 2 to 4 ft.
.tuesday night...southeast winds 10 to 15 kt becoming south 5 to
10 kt. waves 1 to 3 ft.
.wednesday...south winds 10 to 20 kt. waves 1 to 3 ft building to
3 to 5 ft.
.thursday...south winds 15 to 25 kt. waves 4 to 6 ft occasionally
to 8 ft.
$$
(5/11)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/6/2026 2:43 PM US/Central.
Valid through 6/6/2026 10:15 PM US/Central.
fzus63 kmkx 061943
glflm
expires:202606070315;;292820
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
243 pm cdt sat jun 6 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...
high pressure of 29.9 inches builds into the upper great lakes
and strengthening to 30.1 inches overnight. warm and humid air
will linger over the relatively cool waters of lake michigan
with a light wind regime and cause areas of fog into sunday
morning. marine dense fog advisory remains in effect until 18z
sunday for the northern 2/3 of lake michigan. low pressure
develops in the great plains monday, bringing south-
southeasterly winds through at least midweek. additional chances
for thunderstorms develop monday with more chances throughout
the week.
lmz669-671-870-872-070315-
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 whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
243 pm cdt sat jun 6 2026
sheboygan wi to pentwater mi south to north point light wi to
grand haven mi...
...dense fog advisory in effect until 1 pm cdt sunday...
.tonight...east winds 5 to 10 kt becoming northeast. patchy fog.
waves 1 ft or less.
.sunday...northeast winds 5 to 10 kt becoming north 10 to 15 kt.
patchy fog in the morning. waves 1 to 2 ft.
.sunday night...northeast winds 10 to 15 kt veering to southeast
10 to 20 kt. waves 1 to 2 ft building to 2 to 4 ft.
.monday...southeast winds 10 to 20 kt. waves 3 to 5 ft.
.monday night...southeast winds 10 to 20 kt. chance of showers in
the evening, then showers likely overnight. waves 2 to 4 ft.
.tuesday...southeast winds 10 to 15 kt becoming south. chance of
showers in the morning. waves 2 to 4 ft.
.tuesday night...south winds 10 to 15 kt. waves 1 to 3 ft.
.wednesday...south winds 10 to 20 kt. waves 1 to 3 ft building to
3 to 5 ft.
.thursday...south winds 10 to 20 kt increasing to 15 to 25 kt.
waves 4 to 6 ft occasionally to 8 ft.
$$
(6/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/6/2026 4:01 PM America/New_York.
Valid through 6/7/2026 4:00 AM America/New_York.
fzus63 kmqt 062001
glfls
expires:202606070800;;293252
open lake forecast for lake superior
national weather service marquette mi
400 pm edt sat jun 6 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...
ridging builds to 30.1 inches over lake superior through sunday
morning. meanwhile, a 29.3 inch low forms over the northern rockies
today and stretches into the northern plains through sunday night.
by monday afternoon, expect lake superior to be between a 29.8 inch
trough over minnesota and 30.2 inch high pressure over new england.
the troughing weakens to 29.9 inches before moving over lake
superior on tuesday. pressure continues to fall over lake superior
through wednesday as a colorado low lifts through the northern
plains towards lake winnipeg, strengthening to 29.6 inches by
wednesday night as the low deepens to 29.2 inches.
lsz162-070800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 pm edt sat jun 6 2026 /300 pm cdt sat jun 6 2026/
.late this afternoon...east winds 5 to 15 knots. waves calm to
2 feet.
.tonight...east winds 5 to 15 knots backing northeast after
midnight. patchy fog. waves calm to 2 feet.
.sunday...northeast winds 10 to 20 knots increasing to 15 to
25 knots late. patchy fog through early afternoon. waves building
to 2 to 4 feet.
.sunday night...northeast winds 10 to 20 knots diminishing to
5 to 15 knots late. a chance of showers after midnight. waves
subsiding to calm to 2 feet.
.monday...northeast winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. a chance of showers through early
afternoon, then showers likely and a slight chance of
thunderstorms by mid afternoon. waves calm to 2 feet.
.monday night...northeast winds 5 to 15 knots. showers likely
through midnight, then a chance of showers after midnight. waves
calm to 2 feet.
.tuesday...northeast winds 5 to 15 knots. waves calm to 2 feet.
.tuesday night...northeast winds 5 to 15 knots. a chance of
showers. waves calm to 2 feet.
.wednesday...northeast winds 10 to 20 knots veering southwest. a
chance of thunderstorms. showers. waves building to 2 to 4 feet.
.thursday...southwest winds 15 to 25 knots. a chance of showers.
waves building to 3 to 5 feet occasionally to 7 feet.
$$
(7/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/6/2026 4:01 PM America/New_York.
Valid through 6/7/2026 4:00 AM America/New_York.
fzus63 kmqt 062001
glfls
expires:202606070800;;293253
open lake forecast for lake superior
national weather service marquette mi
400 pm edt sat jun 6 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...
ridging builds to 30.1 inches over lake superior through sunday
morning. meanwhile, a 29.3 inch low forms over the northern rockies
today and stretches into the northern plains through sunday night.
by monday afternoon, expect lake superior to be between a 29.8 inch
trough over minnesota and 30.2 inch high pressure over new england.
the troughing weakens to 29.9 inches before moving over lake
superior on tuesday. pressure continues to fall over lake superior
through wednesday as a colorado low lifts through the northern
plains towards lake winnipeg, strengthening to 29.6 inches by
wednesday night as the low deepens to 29.2 inches.
lsz263-070800-
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 edt sat jun 6 2026
...dense fog advisory in effect until 8 pm edt this evening...
.late this afternoon...southwest winds 5 to 15 knots. patchy fog.
waves calm to 2 feet.
.tonight...east winds 5 to 15 knots. patchy fog. waves calm to
2 feet.
.sunday...east winds 5 to 15 knots increasing to 10 to 20 knots
in the afternoon. waves building to 2 to 4 feet.
.sunday night...east winds 10 to 20 knots veering southeast after
midnight, then diminishing to 5 to 15 knots late. waves subsiding
to calm to 2 feet.
.monday...east winds 5 to 15 knots. a chance of showers. a slight
chance of thunderstorms by mid afternoon. waves building to 1 to
3 feet.
.monday night...southeast winds 5 to 15 knots. showers likely.
waves subsiding to calm to 2 feet.
.tuesday...east winds less than 10 knots becoming northeast 5 to
15 knots by mid afternoon. waves calm to 2 feet.
.tuesday night...east winds 5 to 15 knots. waves calm to 2 feet.
.wednesday...east winds 10 to 20 knots veering south. a chance of
showers and thunderstorms. waves building to 2 to 4 feet.
.thursday...southwest winds 15 to 25 knots. a chance of showers.
waves building to 3 to 6 feet occasionally to 8 feet.
$$
(8/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/6/2026 4:01 PM America/New_York.
Valid through 6/7/2026 4:00 AM America/New_York.
fzus63 kmqt 062001
glfls
expires:202606070800;;293254
open lake forecast for lake superior
national weather service marquette mi
400 pm edt sat jun 6 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...
ridging builds to 30.1 inches over lake superior through sunday
morning. meanwhile, a 29.3 inch low forms over the northern rockies
today and stretches into the northern plains through sunday night.
by monday afternoon, expect lake superior to be between a 29.8 inch
trough over minnesota and 30.2 inch high pressure over new england.
the troughing weakens to 29.9 inches before moving over lake
superior on tuesday. pressure continues to fall over lake superior
through wednesday as a colorado low lifts through the northern
plains towards lake winnipeg, strengthening to 29.6 inches by
wednesday night as the low deepens to 29.2 inches.
lsz264-070800-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
400 pm edt sat jun 6 2026
...dense fog advisory in effect until 8 pm edt this evening...
.late this afternoon...west winds 5 to 15 knots. patchy fog.
waves calm to 2 feet.
.tonight...west winds 5 to 15 knots becoming east less than
10 knots after midnight. patchy fog. waves calm to 2 feet.
.sunday...southeast winds 5 to 15 knots backing east in the
afternoon. patchy fog through early afternoon. waves calm to
2 feet.
.sunday night...east winds 10 to 20 knots veering southeast after
midnight, then diminishing to 5 to 15 knots late. waves building
to 1 to 3 feet, then subsiding to calm to 2 feet.
.monday...southeast winds 10 to 20 knots. a slight chance of rain
showers by mid afternoon. waves building to 2 to 4 feet.
.monday night...southeast winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. a chance of showers through
midnight, then showers likely after midnight. waves subsiding to
1 to 3 feet.
.tuesday...east winds less than 10 knots increasing to 5 to
15 knots by mid afternoon. a chance of showers. waves subsiding
to calm to 2 feet.
.tuesday night...east winds 5 to 15 knots veering southeast after
midnight. waves calm to 2 feet.
.wednesday...southeast winds 10 to 20 knots veering south. a
chance of showers and thunderstorms. waves building to 3 to
6 feet occasionally to 8 feet.
.thursday...southwest winds 10 to 20 knots increasing to 15 to
25 knots. a chance of showers. waves subsiding to 2 to 4 feet,
then building to 3 to 6 feet occasionally to 8 feet.
$$
(9/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/6/2026 4:01 PM America/New_York.
Valid through 6/7/2026 4:00 AM America/New_York.
fzus63 kmqt 062001
glfls
expires:202606070800;;293255
open lake forecast for lake superior
national weather service marquette mi
400 pm edt sat jun 6 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...
ridging builds to 30.1 inches over lake superior through sunday
morning. meanwhile, a 29.3 inch low forms over the northern rockies
today and stretches into the northern plains through sunday night.
by monday afternoon, expect lake superior to be between a 29.8 inch
trough over minnesota and 30.2 inch high pressure over new england.
the troughing weakens to 29.9 inches before moving over lake
superior on tuesday. pressure continues to fall over lake superior
through wednesday as a colorado low lifts through the northern
plains towards lake winnipeg, strengthening to 29.6 inches by
wednesday night as the low deepens to 29.2 inches.
lsz265-070800-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
400 pm edt sat jun 6 2026
...dense fog advisory in effect until 8 am edt sunday...
.late this afternoon...north winds 5 to 15 knots. patchy fog.
waves calm to 2 feet.
.tonight...northwest winds 5 to 15 knots becoming east less than
10 knots after midnight, then increasing to 5 to 15 knots late.
patchy fog. waves calm to 2 feet.
.sunday...southeast winds 5 to 15 knots becoming east 10 to
20 knots in the afternoon. patchy fog through early afternoon.
waves building to 1 to 3 feet.
.sunday night...southeast winds 10 to 20 knots. waves subsiding
to calm to 2 feet.
.monday...southeast winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. waves building to 3 to 5 feet
occasionally to 7 feet.
.monday night...southeast winds 15 to 25 knots diminishing to
5 to 15 knots after midnight. showers likely after midnight.
waves subsiding to calm to 2 feet.
.tuesday...southeast winds 5 to 15 knots becoming east 10 to
20 knots by mid afternoon. a chance of showers. waves calm to
2 feet.
.tuesday night...east winds 10 to 20 knots becoming south 5 to
15 knots after midnight. waves calm to 2 feet.
.wednesday...southeast winds 15 to 25 knots increasing to 20 to
30 knots. a chance of showers and thunderstorms. waves building
to 3 to 6 feet occasionally to 8 feet.
.thursday...south winds 15 to 25 knots veering southwest. a
chance of showers and thunderstorms. waves subsiding to 1 to
3 feet, then building to 2 to 4 feet.
$$
(10/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/6/2026 4:01 PM America/New_York.
Valid through 6/7/2026 4:00 AM America/New_York.
fzus63 kmqt 062001
glfls
expires:202606070800;;293256
open lake forecast for lake superior
national weather service marquette mi
400 pm edt sat jun 6 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...
ridging builds to 30.1 inches over lake superior through sunday
morning. meanwhile, a 29.3 inch low forms over the northern rockies
today and stretches into the northern plains through sunday night.
by monday afternoon, expect lake superior to be between a 29.8 inch
trough over minnesota and 30.2 inch high pressure over new england.
the troughing weakens to 29.9 inches before moving over lake
superior on tuesday. pressure continues to fall over lake superior
through wednesday as a colorado low lifts through the northern
plains towards lake winnipeg, strengthening to 29.6 inches by
wednesday night as the low deepens to 29.2 inches.
lsz266-070800-
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 edt sat jun 6 2026
...dense fog advisory in effect until 8 am edt sunday...
.late this afternoon...northwest winds 5 to 15 knots. patchy
dense fog. waves calm to 2 feet.
.tonight...northwest winds 5 to 15 knots veering north after
midnight, then becoming east less than 10 knots late. patchy fog.
waves calm to 2 feet.
.sunday...southeast winds 5 to 15 knots backing east in the
afternoon. patchy fog through early afternoon. waves calm to
2 feet.
.sunday night...east winds 10 to 20 knots veering southeast after
midnight. waves calm to 2 feet.
.monday...southeast winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. waves building to 2 to 4 feet.
.monday night...southeast winds 10 to 20 knots. a chance of
showers. waves subsiding to 1 to 3 feet.
.tuesday...southeast winds 10 to 20 knots backing east by mid
afternoon. a chance of showers. waves subsiding to calm to
2 feet.
.tuesday night...east winds 10 to 20 knots veering southeast
after midnight. waves calm to 2 feet.
.wednesday...southeast winds 15 to 25 knots veering south. a
chance of showers and thunderstorms. waves building to 3 to
6 feet occasionally to 8 feet.
.thursday...south winds 15 to 25 knots veering southwest. a
chance of showers. waves subsiding to 2 to 4 feet, then building
to 3 to 5 feet occasionally to 7 feet.
$$
(11/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/6/2026 4:01 PM America/New_York.
Valid through 6/7/2026 4:00 AM America/New_York.
fzus63 kmqt 062001
glfls
expires:202606070800;;293257
open lake forecast for lake superior
national weather service marquette mi
400 pm edt sat jun 6 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...
ridging builds to 30.1 inches over lake superior through sunday
morning. meanwhile, a 29.3 inch low forms over the northern rockies
today and stretches into the northern plains through sunday night.
by monday afternoon, expect lake superior to be between a 29.8 inch
trough over minnesota and 30.2 inch high pressure over new england.
the troughing weakens to 29.9 inches before moving over lake
superior on tuesday. pressure continues to fall over lake superior
through wednesday as a colorado low lifts through the northern
plains towards lake winnipeg, strengthening to 29.6 inches by
wednesday night as the low deepens to 29.2 inches.
lsz267-070800-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
400 pm edt sat jun 6 2026
...dense fog advisory in effect until 8 am edt sunday...
.late this afternoon...northwest winds 10 to 20 knots. areas of
dense fog. waves 1 to 3 feet.
.tonight...northwest winds 10 to 20 knots diminishing to 5 to
15 knots after midnight, then veering northeast late. patchy fog.
waves subsiding to calm to 2 feet.
.sunday...east winds 5 to 15 knots backing north in the
afternoon, then veering northeast late. patchy fog through early
afternoon. waves calm to 2 feet.
.sunday night...east winds 5 to 15 knots veering southeast after
midnight, then increasing to 10 to 20 knots late. waves calm to
2 feet.
.monday...southeast winds 10 to 20 knots. waves building to 2 to
4 feet.
.monday night...southeast winds 10 to 20 knots increasing to
15 to 25 knots after midnight. a chance of showers after
midnight. waves subsiding to 1 to 3 feet.
.tuesday...southeast winds 10 to 20 knots. showers likely through
early afternoon, then a chance of showers by mid afternoon. waves
subsiding to calm to 2 feet.
.tuesday night...southeast winds 10 to 20 knots. a chance of
showers. waves calm to 2 feet.
.wednesday...southeast winds 10 to 20 knots. a chance of showers
and thunderstorms. waves building to 2 to 4 feet.
.thursday...south winds 15 to 25 knots. a chance of showers.
waves subsiding to calm to 2 feet, then building to 2 to 4 feet.
$$
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