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(1/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/13/2026 9:53 PM America/New_York.
Valid through 6/14/2026 6:00 AM America/New_York.
fzus63 kdtx 140153
glflh
expires:202606141000;;704406
open lake forecast for lake huron
national weather service detroit/pontiac mi
953 pm edt sat jun 13 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...ohio valley high pressure exits toward the mid-
atlantic tonight as a cold front moves in from the midwest. this
boundary will cross the central great lakes by sunday morning
generating additional nocturnal showers and thunderstorms. breezy
conditions return each afternoon early next week, but dry weather
should prevail midday sunday through at least tuesday morning.
lhz361-141000-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
953 pm edt sat jun 13 2026
.rest of tonight...northwest winds 5 to 10 knots backing to the
west early in the morning. waves 1 to 3 feet.
.sunday...west winds 5 to 10 knots increasing to 15 to 20 knots.
waves 1 to 3 feet building to 2 to 4 feet in the afternoon.
.sunday night...west winds 15 to 20 knots decreasing to 10 to
15 knots in the late evening and overnight. waves 3 to 5 feet
subsiding to 1 to 3 feet after midnight.
.monday...west winds 10 to 15 knots. waves 2 to 4 feet.
.monday night...west winds 5 to 10 knots backing to the southwest
after midnight. waves 1 to 3 feet.
.tuesday...southwest winds 5 to 10 knots backing to the southeast
late in the evening. a chance of showers late in the morning.
waves 2 feet or less.
.wednesday...south winds 5 to 10 knots backing to the east early
in the evening...then increasing to 10 to 15 knots by midnight.
showers by midnight. waves 2 feet or less building to 4 to 6 feet
by midnight. waves occasionally around 8 feet.
.thursday...east winds to 30 knots becoming north 20 to 25 knots
with gusts to around 30 knots in the late morning and early
afternoon...then backing to the west with gusts to around
30 knots early in the evening becoming northwest 15 to 20 knots
by midnight. showers early in the morning...then showers likely
in the late morning and early afternoon. a chance of showers
early in the evening. waves 6 to 9 feet. waves occasionally
around 12 feet.
$$
(2/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/13/2026 9:53 PM America/New_York.
Valid through 6/14/2026 6:00 AM America/New_York.
fzus63 kdtx 140153
glflh
expires:202606141000;;704407
open lake forecast for lake huron
national weather service detroit/pontiac mi
953 pm edt sat jun 13 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...ohio valley high pressure exits toward the mid-
atlantic tonight as a cold front moves in from the midwest. this
boundary will cross the central great lakes by sunday morning
generating additional nocturnal showers and thunderstorms. breezy
conditions return each afternoon early next week, but dry weather
should prevail midday sunday through at least tuesday morning.
lhz362-363-141000-
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-
953 pm edt sat jun 13 2026
.rest of tonight...northwest winds 5 to 10 knots by midnight
becoming light and variable. a chance of showers. waves 3 to
5 feet subsiding to 1 to 3 feet early in the morning.
.sunday...light and variable winds becoming west 5 to 10 knots
early in the afternoon...then becoming northwest 10 to 15 knots
late in the afternoon. a chance of showers in the morning. waves
1 to 3 feet building to 3 to 5 feet late in the afternoon.
.sunday night...northwest winds 15 to 20 knots decreasing to
10 to 15 knots by midnight...then backing to the west after
midnight. waves 3 to 5 feet.
.monday...southwest winds 10 to 15 knots. waves 2 to 4 feet.
.monday night...southwest winds 5 to 10 knots increasing to 10 to
15 knots after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight.
.tuesday...southwest winds 10 to 15 knots backing to the south
late in the afternoon...then decreasing to 5 to 10 knots late in
the evening. a chance of showers. waves 1 to 3 feet.
.wednesday...south winds 5 to 10 knots becoming southeast 10 to
15 knots with gusts to around 30 knots . showers by midnight.
waves 1 to 3 feet building to 5 to 7 feet by midnight. waves
occasionally around 10 feet.
.thursday...east winds 20 to 25 knots with gusts to 35 knot gales
backing to the north with gusts to around 30 knots in the late
morning and early afternoon...then becoming west 15 to 20 knots .
showers early in the morning...then showers likely in the late
morning and early afternoon. waves 8 to 12 feet. waves
occasionally around 15 feet.
$$
(3/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 6/13/2026 9:53 PM America/New_York.
Valid through 6/14/2026 6:00 AM America/New_York.
fzus63 kdtx 140153
glflh
expires:202606141000;;704408
open lake forecast for lake huron
national weather service detroit/pontiac mi
953 pm edt sat jun 13 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...ohio valley high pressure exits toward the mid-
atlantic tonight as a cold front moves in from the midwest. this
boundary will cross the central great lakes by sunday morning
generating additional nocturnal showers and thunderstorms. breezy
conditions return each afternoon early next week, but dry weather
should prevail midday sunday through at least tuesday morning.
lhz462>464-141000-
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-
953 pm edt sat jun 13 2026
.rest of tonight...southwest winds 10 to 15 knots becoming 5 to
10 knots early in the morning. a chance of showers and
thunderstorms this evening...then a chance of showers after
midnight. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight.
.sunday...north winds 5 to 10 knots. showers in the morning...
then a chance of showers in the afternoon. waves 1 to 3 feet.
.sunday night...north winds 5 to 10 knots becoming west 10 to
15 knots after midnight. waves 1 to 3 feet building to 2 to
4 feet in the late evening and overnight.
.monday...southwest winds 10 to 15 knots. waves 2 to 4 feet.
.monday night...southwest winds 10 to 15 knots. waves 1 to
3 feet.
.tuesday...southwest winds 10 to 15 knots. a chance of
thunderstorms late in the morning. a chance of showers. waves
1 to 3 feet.
.wednesday...south winds 5 to 10 knots becoming southeast 15 to
20 knots with gusts to 40 knot gales by midnight. showers likely
early in the evening. rain showers by midnight. waves 1 to 3 feet
building to 8 to 12 feet by midnight. waves occasionally around
15 feet.
.thursday...southeast winds to 30 knots with gusts to 40 knot
gales becoming southwest 20 to 25 knots with gusts to 35 knot
gales in the late morning and early afternoon...then becoming
west 15 to 20 knots with gusts to around 30 knots early in the
evening decreasing to 10 to 15 knots by midnight. showers early
in the morning. rain showers likely in the late morning and early
afternoon...then a chance of showers early in the evening. waves
6 to 9 feet subsiding to 4 to 6 feet by midnight. waves
occasionally around 12 feet.
$$
(4/11)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/13/2026 8:55 PM US/Central.
Valid through 6/14/2026 4:15 AM US/Central.
fzus63 kmkx 140155
glflm
expires:202606140915;;704471
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
855 pm cdt sat jun 13 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 cold front will slowly move southeast across southern lake
michigan this evening. modest west to southwest winds will become
northwest with the frontal passage. modest northwest winds will
continue through sunday. winds then shift southwesterly on monday
as high pressure slides southward and low pressure of 29.7 inches
progresses southeastward through the northern great plains. low
pressure crosses lake michigan on tuesday, with strong southwesterly
winds to the south of the low. thunderstorms are possible once
again. wednesday, an additional low pressure system will progress
eastward into the upper midwest, bringing gusty southeasterly
winds and perhaps some gales. this low is also expected to cross
lake michigan, bringing thunderstorms and gusty northwest winds by
the overnight hours and into thursday.
lmz261-362-364-366-563-565-567-868-140915-
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-
855 pm cdt sat jun 13 2026
sheboygan wi to pentwater mi north...
.rest of tonight...northwest winds 10 to 20 kt diminishing to
10 to 15 kt. waves 3 to 5 ft subsiding to 2 to 4 ft.
.sunday...northwest winds 10 to 20 kt becoming west 15 to 25 kt.
waves 2 to 4 ft.
.sunday night...southwest winds 10 to 20 kt becoming west. waves
2 to 4 ft subsiding to 1 to 3 ft.
.monday...west winds 10 to 20 kt becoming southwest 15 to 25 kt.
waves 1 to 3 ft.
.monday night...southwest winds 10 to 20 kt. waves 2 to 4 ft.
.tuesday...southwest winds 10 to 20 kt becoming south 15 to
25 kt. chance of showers in the afternoon. waves 2 to 4 ft.
.tuesday night...southwest winds 10 to 20 kt diminishing to 10 to
15 kt. waves 2 to 4 ft.
.wednesday...southwest winds 10 to 15 kt becoming south 15 to
25 kt. waves 1 to 2 ft building to 3 to 5 ft.
.thursday...northwest gales to 35 kt becoming west to 30 kt.
chance of showers. waves 8 to 11 ft occasionally to 14 ft
subsiding to 4 to 7 ft occasionally to 9 ft.
$$
(5/11)
Latest Great Lakes Marine Forecast by KMKX
Issued 6/13/2026 8:55 PM US/Central.
Valid through 6/14/2026 4:15 AM US/Central.
fzus63 kmkx 140155
glflm
expires:202606140915;;704472
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
855 pm cdt sat jun 13 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 cold front will slowly move southeast across southern lake
michigan this evening. modest west to southwest winds will become
northwest with the frontal passage. modest northwest winds will
continue through sunday. winds then shift southwesterly on monday
as high pressure slides southward and low pressure of 29.7 inches
progresses southeastward through the northern great plains. low
pressure crosses lake michigan on tuesday, with strong southwesterly
winds to the south of the low. thunderstorms are possible once
again. wednesday, an additional low pressure system will progress
eastward into the upper midwest, bringing gusty southeasterly
winds and perhaps some gales. this low is also expected to cross
lake michigan, bringing thunderstorms and gusty northwest winds by
the overnight hours and into thursday.
lmz080-669-671-673-675-777-779-870-872-874-876-878-140915-
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-
855 pm cdt sat jun 13 2026
sheboygan wi to pentwater mi south...
.rest of tonight...southwest winds 10 to 20 kt veering to
northwest. slight chance of showers and thunderstorms through
early evening, then chance of showers and slight chance of
thunderstorms overnight. waves 2 to 4 ft subsiding to 1 to 3 ft.
.sunday...northwest winds 10 to 20 kt. slight chance of showers
in the morning. waves 3 to 5 ft.
.sunday night...northwest winds 10 to 20 kt becoming west. waves
2 to 4 ft.
.monday...west winds 10 to 20 kt becoming southwest. waves 2 to
4 ft.
.monday night...southwest winds 10 to 20 kt. waves 2 to 4 ft.
.tuesday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
chance of showers and thunderstorms in the afternoon. waves 2 to
4 ft.
.tuesday night...southwest winds 10 to 20 kt. waves 2 to 4 ft.
.wednesday...southwest winds 10 to 15 kt becoming south to 30 kt.
showers likely. waves 1 to 3 ft building to 4 to 6 ft
occasionally to 8 ft.
.thursday...west gales to 40 kt becoming northwest gales to
35 kt. waves 8 to 11 ft occasionally to 14 ft subsiding to 7 to
10 ft occasionally to 13 ft.
$$
(6/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/13/2026 10:01 PM America/New_York.
Valid through 6/14/2026 4:00 AM America/New_York.
fzus63 kmqt 140201
glfls
expires:202606140800;;704612
open lake forecast for lake superior
national weather service marquette mi
1000 pm edt sat jun 13 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
a 29.6 inch trough over lake superior is followed by a 29.7 inch
trough sunday pm. weak ridging of 29.7 inches follows into monday,
but another 29.7 inch trough moves through the lake late monday into
tuesday. troughing of around 29.6 inches returns by late tuesday
before a low of 29.4 inches moves through the great lakes region
wednesday night and thursday.
lsz162-140800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 pm edt sat jun 13 2026 /900 pm cdt sat jun 13 2026/
.rest of tonight...west winds 10 to 20 knots increasing to 15 to
25 knots late. waves calm to 2 feet.
.sunday...west winds 15 to 25 knots. waves building to 1 to
3 feet.
.sunday night...west winds 10 to 20 knots increasing to 15 to
25 knots late. waves subsiding to calm to 2 feet.
.monday...west winds 15 to 25 knots diminishing to 10 to 20 knots
by mid afternoon. a chance of showers and a slight chance of
thunderstorms by mid afternoon. waves building to 2 to 4 feet,
then subsiding to calm to 2 feet.
.monday night...west winds 5 to 15 knots veering north after
midnight. a slight chance of showers through midnight. waves calm
to 2 feet.
.tuesday...southwest winds 5 to 15 knots backing south by mid
afternoon. waves calm to 2 feet.
.tuesday night...south winds 5 to 15 knots veering southwest
after midnight. waves calm to 2 feet.
.wednesday...east winds 5 to 15 knots becoming northeast 10 to
20 knots. a chance of rain showers. waves calm to 2 feet.
.thursday...west winds 10 to 20 knots. waves calm to 2 feet.
$$
(7/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/13/2026 10:01 PM America/New_York.
Valid through 6/14/2026 4:00 AM America/New_York.
fzus63 kmqt 140201
glfls
expires:202606140800;;704613
open lake forecast for lake superior
national weather service marquette mi
1000 pm edt sat jun 13 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
a 29.6 inch trough over lake superior is followed by a 29.7 inch
trough sunday pm. weak ridging of 29.7 inches follows into monday,
but another 29.7 inch trough moves through the lake late monday into
tuesday. troughing of around 29.6 inches returns by late tuesday
before a low of 29.4 inches moves through the great lakes region
wednesday night and thursday.
lsz263-140800-
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 pm edt sat jun 13 2026
.rest of tonight...west winds 10 to 20 knots. waves 2 to 4 feet.
.sunday...west winds 15 to 25 knots. waves building to 3 to
5 feet occasionally to 7 feet.
.sunday night...west winds 15 to 25 knots diminishing to 10 to
20 knots after midnight. waves subsiding to 2 to 4 feet.
.monday...west winds 10 to 20 knots. a slight chance of showers
and thunderstorms by mid afternoon. waves subsiding to 1 to
3 feet.
.monday night...west winds 5 to 15 knots veering north after
midnight. a slight chance of rain showers through midnight. waves
subsiding to calm to 2 feet.
.tuesday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet.
.tuesday night...south winds 5 to 15 knots diminishing to less
than 10 knots after midnight. waves calm to 2 feet.
.wednesday...east winds 5 to 15 knots backing northeast. a chance
of rain showers. waves calm to 2 feet.
.thursday...west winds 5 to 15 knots. waves calm to 2 feet.
$$
(8/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/13/2026 10:01 PM America/New_York.
Valid through 6/14/2026 4:00 AM America/New_York.
fzus63 kmqt 140201
glfls
expires:202606140800;;704614
open lake forecast for lake superior
national weather service marquette mi
1000 pm edt sat jun 13 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
a 29.6 inch trough over lake superior is followed by a 29.7 inch
trough sunday pm. weak ridging of 29.7 inches follows into monday,
but another 29.7 inch trough moves through the lake late monday into
tuesday. troughing of around 29.6 inches returns by late tuesday
before a low of 29.4 inches moves through the great lakes region
wednesday night and thursday.
lsz264-140800-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1000 pm edt sat jun 13 2026
.rest of tonight...west winds 10 to 20 knots. waves 2 to 4 feet.
.sunday...west winds 10 to 20 knots increasing to 15 to 25 knots
in the afternoon. waves building to 3 to 5 feet occasionally to
7 feet.
.sunday night...west winds 15 to 25 knots diminishing to 10 to
20 knots after midnight. waves subsiding to 2 to 4 feet.
.monday...west winds 10 to 20 knots backing southwest by mid
afternoon. waves subsiding to 1 to 3 feet.
.monday night...west winds 5 to 15 knots becoming northwest less
than 10 knots after midnight. waves subsiding to calm to 2 feet.
.tuesday...northwest winds less than 10 knots becoming southwest
5 to 15 knots by mid afternoon. waves calm to 2 feet.
.tuesday night...south winds less than 10 knots. waves calm to
2 feet.
.wednesday...south winds 5 to 15 knots backing east. a chance of
rain showers. waves calm to 2 feet.
.thursday...west winds 10 to 20 knots diminishing to 5 to
15 knots. waves calm to 2 feet.
$$
(9/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/13/2026 10:01 PM America/New_York.
Valid through 6/14/2026 4:00 AM America/New_York.
fzus63 kmqt 140201
glfls
expires:202606140800;;704615
open lake forecast for lake superior
national weather service marquette mi
1000 pm edt sat jun 13 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
a 29.6 inch trough over lake superior is followed by a 29.7 inch
trough sunday pm. weak ridging of 29.7 inches follows into monday,
but another 29.7 inch trough moves through the lake late monday into
tuesday. troughing of around 29.6 inches returns by late tuesday
before a low of 29.4 inches moves through the great lakes region
wednesday night and thursday.
lsz265-140800-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1000 pm edt sat jun 13 2026
.rest of tonight...west winds 15 to 25 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet.
.sunday...west winds 15 to 25 knots increasing to 20 to 30 knots
in the afternoon, then diminishing to 15 to 25 knots late. waves
building to 2 to 4 feet, then subsiding to 1 to 3 feet.
.sunday night...west winds 15 to 25 knots. waves subsiding to
calm to 2 feet, then building to 1 to 3 feet.
.monday...west winds 15 to 25 knots diminishing to 10 to 20 knots
by mid afternoon. waves subsiding to calm to 2 feet.
.monday night...west winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves calm to 2 feet.
.tuesday...west winds 5 to 15 knots becoming east 10 to 20 knots
by mid afternoon. waves calm to 2 feet.
.tuesday night...southeast winds 5 to 15 knots veering south
after midnight. waves calm to 2 feet.
.wednesday...southeast winds 5 to 15 knots becoming east 15 to
25 knots. a chance of showers. waves building to 2 to 4 feet.
.thursday...northwest winds 15 to 25 knots backing west. waves
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
1 to 3 feet.
$$
(10/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/13/2026 10:01 PM America/New_York.
Valid through 6/14/2026 4:00 AM America/New_York.
fzus63 kmqt 140201
glfls
expires:202606140800;;704616
open lake forecast for lake superior
national weather service marquette mi
1000 pm edt sat jun 13 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
a 29.6 inch trough over lake superior is followed by a 29.7 inch
trough sunday pm. weak ridging of 29.7 inches follows into monday,
but another 29.7 inch trough moves through the lake late monday into
tuesday. troughing of around 29.6 inches returns by late tuesday
before a low of 29.4 inches moves through the great lakes region
wednesday night and thursday.
lsz266-140800-
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 pm edt sat jun 13 2026
.rest of tonight...west winds 15 to 25 knots. waves 2 to 4 feet.
.sunday...west winds 15 to 25 knots. waves 2 to 4 feet.
.sunday night...southwest winds 10 to 20 knots veering west after
midnight, then increasing to 15 to 25 knots late. waves subsiding
to 1 to 3 feet, then building to 2 to 4 feet.
.monday...west winds 10 to 20 knots backing southwest by mid
afternoon. waves subsiding to 1 to 3 feet.
.monday night...southwest winds 10 to 20 knots becoming west 5 to
15 knots after midnight. waves subsiding to calm to 2 feet.
.tuesday...west winds 5 to 15 knots backing east by mid
afternoon. waves calm to 2 feet.
.tuesday night...south winds 5 to 15 knots. waves calm to 2 feet.
.wednesday...southeast winds 5 to 15 knots becoming east 15 to
25 knots. a chance of rain showers. waves building to 2 to
4 feet.
.thursday...northwest winds 15 to 25 knots backing west. waves
building to 3 to 6 feet occasionally to 8 feet, then subsiding to
2 to 4 feet.
$$
(11/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 6/13/2026 10:01 PM America/New_York.
Valid through 6/14/2026 4:00 AM America/New_York.
fzus63 kmqt 140201
glfls
expires:202606140800;;704617
open lake forecast for lake superior
national weather service marquette mi
1000 pm edt sat jun 13 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
a 29.6 inch trough over lake superior is followed by a 29.7 inch
trough sunday pm. weak ridging of 29.7 inches follows into monday,
but another 29.7 inch trough moves through the lake late monday into
tuesday. troughing of around 29.6 inches returns by late tuesday
before a low of 29.4 inches moves through the great lakes region
wednesday night and thursday.
lsz267-140800-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1000 pm edt sat jun 13 2026
.rest of tonight...west winds 10 to 20 knots. waves 2 to 4 feet.
.sunday...west winds 15 to 25 knots. waves 2 to 4 feet.
.sunday night...west winds 10 to 20 knots backing southwest after
midnight, then veering west late. waves subsiding to calm to
2 feet, then building to 1 to 3 feet.
.monday...west winds 10 to 20 knots diminishing to 5 to 15 knots
by mid afternoon. waves building to 2 to 4 feet, then subsiding
to 1 to 3 feet.
.monday night...southwest winds 5 to 15 knots veering west after
midnight. waves subsiding to calm to 2 feet.
.tuesday...west winds 5 to 15 knots veering northwest by mid
afternoon. waves calm to 2 feet.
.tuesday night...southeast winds 5 to 15 knots veering south
after midnight. waves calm to 2 feet.
.wednesday...southeast winds 5 to 15 knots becoming east 10 to
20 knots. a chance of rain showers. waves building to 1 to
3 feet.
.thursday...northwest winds 15 to 25 knots becoming west 10 to
20 knots. a chance of rain showers. waves building to 3 to 5 feet
occasionally to 7 feet, then subsiding to 2 to 4 feet.
$$
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