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(1/10)
Latest Great Lakes Marine Forecast by KDTX
Issued 11/6/2026 9:59 PM America/New_York.
Valid through 11/7/2026 6:00 AM America/New_York.
fzus63 kdtx 070259
glflh
expires:202611071100;;392342
open lake forecast for lake huron
national weather service detroit/pontiac mi
959 pm est fri nov 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...low pressure, 29.90 inches, will move from the eastern
great lakes into new england today. a second low pressure system,
29.50 inches, will then move across southern ontario and quebec
on tomorrow, bringing the potential for gales across northern
lake huron.
lhz363-462-071100-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
959 pm est fri nov 6 2026
.rest of tonight...north winds 20 to 25 knots. gusts to 30 knots
this evening. rain this evening...then a chance of rain after
midnight. waves 8 to 12 feet. waves occasionally around 15 feet.
.saturday...northwest winds 15 to 20 knots decreasing to 10 to
15 knots in the afternoon. waves 4 to 6 feet.
.saturday night...west winds 10 to 15 knots increasing to 15 to
20 knots after midnight. waves 2 to 4 feet building to 3 to
5 feet in the late evening and overnight. waves occasionally
around 8 feet.
.sunday...west winds 20 to 25 knots. gusts to 30 knots early in
the afternoon. a chance of rain in the afternoon. waves 5 to
7 feet. waves occasionally around 10 feet.
.sunday night...west winds to 30 knots becoming northwest 20 to
25 knots in the late evening and overnight. a chance of rain in
the evening. waves 8 to 12 feet. waves occasionally around
15 feet.
.monday...northwest winds 15 to 20 knots becoming west 10 to
15 knots late in the morning...then backing to the southwest late
in the afternoon increasing to 15 to 20 knots late in the
evening. waves 6 to 9 feet subsiding to 3 to 5 feet. waves
occasionally around 12 feet.
.tuesday...west winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and early afternoon...then becoming northwest
15 to 20 knots . waves 3 to 5 feet.
.wednesday...northwest winds 10 to 15 knots. waves 3 to 5 feet.
$$
(2/10)
Latest Great Lakes Marine Forecast by KDTX
Issued 11/6/2026 9:59 PM America/New_York.
Valid through 11/7/2026 6:00 AM America/New_York.
fzus63 kdtx 070259
glflh
expires:202611071100;;392341
open lake forecast for lake huron
national weather service detroit/pontiac mi
959 pm est fri nov 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...low pressure, 29.90 inches, will move from the eastern
great lakes into new england today. a second low pressure system,
29.50 inches, will then move across southern ontario and quebec
on tomorrow, bringing the potential for gales across northern
lake huron.
lhz361-362-071100-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
959 pm est fri nov 6 2026
...gale watch in effect from sunday afternoon through monday
morning...
.rest of tonight...north winds 15 to 20 knots decreasing to 10 to
15 knots early in the morning. rain this evening...then a chance
of rain after midnight. waves 4 to 6 feet. waves occasionally
around 8 feet.
.saturday...north winds 10 to 15 knots backing to the northwest
late in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet
in the afternoon.
.saturday night...west winds 10 to 15 knots backing to the
southwest after midnight. waves 1 to 3 feet building to 2 to
4 feet after midnight.
.sunday...southwest winds 15 to 20 knots with gusts to around
30 knots becoming west to 30 knots with gusts to 35 knot gales
early in the afternoon. a chance of rain in the afternoon. waves
4 to 6 feet building to 8 to 12 feet early in the afternoon.
waves occasionally around 15 feet.
.sunday night...northwest winds to 30 knots decreasing to 20 to
25 knots in the late evening and overnight. gusts to 35 knot
gales. a chance of rain. waves 8 to 12 feet. waves occasionally
around 15 feet.
.monday...northwest winds 15 to 20 knots becoming west 10 to
15 knots late in the morning...then backing to the southwest late
in the afternoon. waves 4 to 6 feet subsiding to 1 to 3 feet late
in the afternoon...then building to 2 to 4 feet late in the
evening. waves occasionally around 8 feet.
.tuesday...west winds 15 to 20 knots. gusts to 30 knots until
early evening. waves 4 to 6 feet.
.wednesday...northwest winds 10 to 15 knots. waves 2 to 4 feet.
waves occasionally around 8 feet.
$$
(3/10)
Latest Great Lakes Marine Forecast by KMKX
Issued 11/6/2026 9:15 PM US/Central.
Valid through 11/7/2026 4:15 AM US/Central.
fzus63 kmkx 070315
glflm
expires:202611071015;;393435
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
915 pm cst fri nov 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...
northerly gale force winds have ended over lake michigan. winds
will continue to gradually ease overnight into saturday as the
northern axis of high pressure of 30.3 moves overhead overnight
and moves south into the ohio river valley through saturday.
westerly winds will then increase saturday night into sunday
between the high departing to the southeast and a trough of low
pressure approaching from the northwest. breezy winds will then
persist at times early next week as another shortwave moves
through by monday night.
lmz080-669-671-673-675-777-779-870-872-874-876-878-071015-
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-
915 pm cst fri nov 6 2026
sheboygan wi to pentwater mi south...
.rest of tonight...northwest winds 15 to 25 kt diminishing to
10 to 20 kt. slight chance of rain late this evening. waves 6 to
9 ft occasionally to 12 ft subsiding to 4 to 6 ft occasionally to
8 ft.
.saturday...northwest winds 10 to 20 kt becoming west. waves 3 to
5 ft subsiding to 2 to 4 ft.
.saturday night...west 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.
.sunday...west winds to 30 kt. waves 6 to 9 ft occasionally to
12 ft.
.sunday night...northwest winds 15 to 25 kt diminishing to 10 to
20 kt. waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to
7 ft occasionally to 9 ft.
.monday...southwest winds 10 to 20 kt increasing to 15 to 25 kt.
waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft.
.monday night...southwest winds 15 to 25 kt becoming west. waves
4 to 7 ft occasionally to 9 ft.
.tuesday...west winds 10 to 20 kt. waves 4 to 6 ft occasionally
to 8 ft.
.wednesday...northwest winds 10 to 20 kt becoming north. waves
2 to 4 ft.
$$
(4/10)
Latest Great Lakes Marine Forecast by KMKX
Issued 11/6/2026 9:15 PM US/Central.
Valid through 11/7/2026 4:15 AM US/Central.
fzus63 kmkx 070315
glflm
expires:202611071015;;393434
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
915 pm cst fri nov 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...
northerly gale force winds have ended over lake michigan. winds
will continue to gradually ease overnight into saturday as the
northern axis of high pressure of 30.3 moves overhead overnight
and moves south into the ohio river valley through saturday.
westerly winds will then increase saturday night into sunday
between the high departing to the southeast and a trough of low
pressure approaching from the northwest. breezy winds will then
persist at times early next week as another shortwave moves
through by monday night.
lmz261-362-364-366-563-565-567-868-071015-
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-
915 pm cst fri nov 6 2026
sheboygan wi to pentwater mi north...
.rest of tonight...north winds 10 to 20 kt. waves 4 to 7 ft
occasionally to 9 ft subsiding to 3 to 5 ft.
.saturday...northwest winds 10 to 15 kt backing to west 10 to
20 kt. waves 2 to 4 ft subsiding to 1 to 3 ft.
.saturday night...west winds 10 to 20 kt increasing to 30 kt.
waves 2 to 4 ft building to 4 to 7 ft occasionally to 9 ft.
.sunday...west winds to 30 kt becoming northwest. waves 5 to 8 ft
occasionally to 10 ft.
.sunday night...northwest winds to 30 kt diminishing to 10 to
20 kt overnight. chance of rain in the evening. waves 4 to 7 ft
occasionally to 9 ft subsiding to 3 to 5 ft.
.monday...southwest winds 15 to 25 kt increasing to 30 kt. waves
1 to 3 ft building to 3 to 5 ft.
.monday night...southwest winds 15 to 25 kt becoming west 10 to
20 kt. waves 4 to 6 ft occasionally to 8 ft.
.tuesday...west winds 15 to 25 kt. waves 3 to 5 ft.
.wednesday...north winds 10 to 20 kt. waves 1 to 3 ft.
$$
(5/10)
Latest Great Lakes Marine Forecast by KMQT
Issued 11/6/2026 10:01 PM America/New_York.
Valid through 11/7/2026 4:00 AM America/New_York.
fzus63 kmqt 070301
glfls
expires:202611070900;;392415
open lake forecast for lake superior
national weather service marquette mi
1000 pm est fri nov 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...
30.2 inch high pressure is centered over the missouri valley,
extending 30.1 inch ridging over the lake tonight. through saturday,
pressure begins to fall over lake superior as a 29.5 inch low moves
off the canadian rockies and into northern manitoba. this low moves
into northern ontario saturday night into sunday, passing 29.7 inch
troughing over the lake. with the low moving to the mouth of the st
lawrence at 29.3 inches sunday night, weak ridging of around 30.0
inches moves over lake superior associated with 30.2 inch high
pressure over texas. by monday morning, a 29.5 inch low will move
over lake winnipeg, weakening to 29.7 inches as if moves near or
over the lake monday night. tuesday through wednesday, this low
shifts east as 30.4 inch high pressure builds over the
manitoba/ontario line.
lsz263-070900-
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 est fri nov 6 2026
.rest of tonight...southwest winds 5 to 15 knots. waves calm to
2 feet.
.saturday...southwest winds 5 to 15 knots increasing to 10 to
20 knots. waves building to 3 to 5 feet occasionally to 7 feet.
.saturday night...southwest winds 20 to 30 knots veering west by
midnight. waves building to 6 to 9 feet occasionally to 11 feet.
.sunday...west winds 20 to 30 knots veering northwest in the
afternoon. waves subsiding to 3 to 6 feet occasionally to 8 feet.
.sunday night...northwest winds 10 to 20 knots becoming west 5 to
15 knots after midnight. waves subsiding to calm to 2 feet.
.monday...southwest winds 10 to 20 knots. waves building to 2 to
4 feet.
.monday night...west winds 15 to 25 knots. waves building to 3 to
5 feet occasionally to 7 feet.
.tuesday...west winds 15 to 25 knots becoming north 10 to
20 knots. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to 1 to 3 feet.
.wednesday...north winds 5 to 15 knots. waves subsiding to calm
to 2 feet, then building to 1 to 3 feet.
$$
(6/10)
Latest Great Lakes Marine Forecast by KMQT
Issued 11/6/2026 10:01 PM America/New_York.
Valid through 11/7/2026 4:00 AM America/New_York.
fzus63 kmqt 070301
glfls
expires:202611070900;;392416
open lake forecast for lake superior
national weather service marquette mi
1000 pm est fri nov 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...
30.2 inch high pressure is centered over the missouri valley,
extending 30.1 inch ridging over the lake tonight. through saturday,
pressure begins to fall over lake superior as a 29.5 inch low moves
off the canadian rockies and into northern manitoba. this low moves
into northern ontario saturday night into sunday, passing 29.7 inch
troughing over the lake. with the low moving to the mouth of the st
lawrence at 29.3 inches sunday night, weak ridging of around 30.0
inches moves over lake superior associated with 30.2 inch high
pressure over texas. by monday morning, a 29.5 inch low will move
over lake winnipeg, weakening to 29.7 inches as if moves near or
over the lake monday night. tuesday through wednesday, this low
shifts east as 30.4 inch high pressure builds over the
manitoba/ontario line.
lsz264-070900-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
1000 pm est fri nov 6 2026
.rest of tonight...north winds less than 10 knots becoming
southwest 5 to 15 knots by midnight. waves calm to 2 feet.
.saturday...southwest winds 5 to 15 knots increasing to 10 to
20 knots. waves building to 2 to 4 feet.
.saturday night...southwest winds 15 to 25 knots increasing to
20 to 30 knots by midnight, then veering west late. waves
building to 6 to 9 feet occasionally to 11 feet.
.sunday...west gales to 35 knots becoming northwest gales to
40 knots in the afternoon. a slight chance of showers in the
morning. waves subsiding to 5 to 8 feet occasionally to 10 feet,
then building to 6 to 9 feet occasionally to 11 feet.
.sunday night...northwest winds 20 to 30 knots diminishing to
5 to 15 knots after midnight. waves subsiding to calm to 2 feet.
.monday...south winds 5 to 15 knots becoming southwest 10 to
20 knots in the afternoon. waves building to 2 to 4 feet.
.monday night...west winds 10 to 20 knots increasing to 15 to
25 knots after midnight. waves building to 3 to 5 feet
occasionally to 7 feet.
.tuesday...northwest winds 20 to 30 knots becoming north 10 to
20 knots. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to 1 to 3 feet.
.wednesday...north winds 5 to 15 knots. waves subsiding to calm
to 2 feet.
$$
(7/10)
Latest Great Lakes Marine Forecast by KMQT
Issued 11/6/2026 10:01 PM America/New_York.
Valid through 11/7/2026 4:00 AM America/New_York.
fzus63 kmqt 070301
glfls
expires:202611070900;;392417
open lake forecast for lake superior
national weather service marquette mi
1000 pm est fri nov 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...
30.2 inch high pressure is centered over the missouri valley,
extending 30.1 inch ridging over the lake tonight. through saturday,
pressure begins to fall over lake superior as a 29.5 inch low moves
off the canadian rockies and into northern manitoba. this low moves
into northern ontario saturday night into sunday, passing 29.7 inch
troughing over the lake. with the low moving to the mouth of the st
lawrence at 29.3 inches sunday night, weak ridging of around 30.0
inches moves over lake superior associated with 30.2 inch high
pressure over texas. by monday morning, a 29.5 inch low will move
over lake winnipeg, weakening to 29.7 inches as if moves near or
over the lake monday night. tuesday through wednesday, this low
shifts east as 30.4 inch high pressure builds over the
manitoba/ontario line.
lsz265-070900-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
1000 pm est fri nov 6 2026
.rest of tonight...north winds 5 to 15 knots backing west late.
waves 1 to 3 feet subsiding to calm to 2 feet.
.saturday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet.
.saturday night...southwest winds 15 to 25 knots increasing to
20 to 30 knots by midnight, then becoming west to 30 knots with a
few gale force gusts to 35 knots possible late. waves building to
4 to 7 feet occasionally to 9 feet.
.sunday...west gales to 45 knots veering northwest in the
afternoon. a chance of showers. waves building to 7 to 11 feet
occasionally to 14 feet.
.sunday night...northwest gales to 40 knots diminishing to 10 to
20 knots after midnight. waves subsiding to calm to 2 feet.
.monday...southwest winds 10 to 20 knots backing south in the
afternoon. waves calm to 2 feet.
.monday night...west winds 20 to 30 knots increasing to gales to
35 knots after midnight. waves building to 3 to 6 feet
occasionally to 8 feet.
.tuesday...west gales to 35 knots becoming north 20 to 30 knots.
waves building to 5 to 8 feet occasionally to 10 feet, then
subsiding to 2 to 4 feet.
.wednesday...north winds 15 to 25 knots. waves subsiding to 1 to
3 feet.
$$
(8/10)
Latest Great Lakes Marine Forecast by KMQT
Issued 11/6/2026 10:01 PM America/New_York.
Valid through 11/7/2026 4:00 AM America/New_York.
fzus63 kmqt 070301
glfls
expires:202611070900;;392418
open lake forecast for lake superior
national weather service marquette mi
1000 pm est fri nov 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...
30.2 inch high pressure is centered over the missouri valley,
extending 30.1 inch ridging over the lake tonight. through saturday,
pressure begins to fall over lake superior as a 29.5 inch low moves
off the canadian rockies and into northern manitoba. this low moves
into northern ontario saturday night into sunday, passing 29.7 inch
troughing over the lake. with the low moving to the mouth of the st
lawrence at 29.3 inches sunday night, weak ridging of around 30.0
inches moves over lake superior associated with 30.2 inch high
pressure over texas. by monday morning, a 29.5 inch low will move
over lake winnipeg, weakening to 29.7 inches as if moves near or
over the lake monday night. tuesday through wednesday, this low
shifts east as 30.4 inch high pressure builds over the
manitoba/ontario line.
lsz266-070900-
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 est fri nov 6 2026
.rest of tonight...north winds 5 to 15 knots backing northwest
late. sprinkles late in the evening. waves 1 to 3 feet subsiding
to calm to 2 feet.
.saturday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves building to 2 to 4 feet.
.saturday night...southwest winds 10 to 20 knots increasing to
20 to 30 knots by midnight, then becoming west to 30 knots with a
few gale force gusts to 35 knots possible late. waves building to
5 to 8 feet occasionally to 10 feet.
.sunday...west gales to 45 knots veering northwest in the
afternoon. a chance of showers. waves building to 10 to 14 feet
occasionally to 18 feet.
.sunday night...northwest gales to 40 knots diminishing to 15 to
25 knots after midnight. a slight chance of rain showers in the
evening. waves subsiding to 3 to 5 feet occasionally to 7 feet.
.monday...southwest winds 10 to 20 knots becoming south 15 to
25 knots in the afternoon. waves subsiding to calm to 2 feet.
.monday night...west winds 20 to 30 knots increasing to gales to
35 knots after midnight. waves building to 3 to 6 feet
occasionally to 8 feet.
.tuesday...northwest gales to 35 knots becoming north 20 to
30 knots. a chance of rain showers. waves building to 6 to 9 feet
occasionally to 11 feet, then subsiding to 3 to 5 feet
occasionally to 7 feet.
.wednesday...north winds 10 to 20 knots. waves subsiding to 1 to
3 feet.
$$
(9/10)
Latest Great Lakes Marine Forecast by KMQT
Issued 11/6/2026 10:01 PM America/New_York.
Valid through 11/7/2026 4:00 AM America/New_York.
fzus63 kmqt 070301
glfls
expires:202611070900;;392419
open lake forecast for lake superior
national weather service marquette mi
1000 pm est fri nov 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...
30.2 inch high pressure is centered over the missouri valley,
extending 30.1 inch ridging over the lake tonight. through saturday,
pressure begins to fall over lake superior as a 29.5 inch low moves
off the canadian rockies and into northern manitoba. this low moves
into northern ontario saturday night into sunday, passing 29.7 inch
troughing over the lake. with the low moving to the mouth of the st
lawrence at 29.3 inches sunday night, weak ridging of around 30.0
inches moves over lake superior associated with 30.2 inch high
pressure over texas. by monday morning, a 29.5 inch low will move
over lake winnipeg, weakening to 29.7 inches as if moves near or
over the lake monday night. tuesday through wednesday, this low
shifts east as 30.4 inch high pressure builds over the
manitoba/ontario line.
lsz267-070900-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
1000 pm est fri nov 6 2026
.rest of tonight...north winds 10 to 20 knots diminishing to 5 to
15 knots late. waves 1 to 3 feet subsiding to calm to 2 feet.
.saturday...north winds 5 to 15 knots backing west. waves calm to
2 feet.
.saturday night...southwest winds 5 to 15 knots increasing to
15 to 25 knots by midnight. waves building to 3 to 5 feet
occasionally to 7 feet.
.sunday...west gales to 40 knots veering northwest in the
afternoon. a slight chance of showers. waves building to 12 to
17 feet occasionally to 21 feet, then subsiding to 11 to 15 feet
occasionally to 19 feet.
.sunday night...northwest gales to 35 knots diminishing to 15 to
25 knots after midnight. a slight chance of rain showers in the
evening. waves subsiding to 3 to 6 feet occasionally to 8 feet.
.monday...west winds 10 to 20 knots backing south in the
afternoon. waves subsiding to calm to 2 feet.
.monday night...southwest winds 15 to 25 knots becoming west
20 to 30 knots after midnight. waves building to 3 to 6 feet
occasionally to 8 feet.
.tuesday...northwest gales to 35 knots becoming north 20 to
30 knots. waves building to 7 to 10 feet occasionally to 13 feet,
then subsiding to 3 to 5 feet occasionally to 7 feet.
.wednesday...north winds 15 to 25 knots diminishing to 10 to
20 knots. waves subsiding to 1 to 3 feet.
$$
(10/10)
Latest Great Lakes Marine Forecast by KMQT
Issued 11/6/2026 10:01 PM America/New_York.
Valid through 11/7/2026 4:00 AM America/New_York.
fzus63 kmqt 070301
glfls
expires:202611070900;;392414
open lake forecast for lake superior
national weather service marquette mi
1000 pm est fri nov 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...
30.2 inch high pressure is centered over the missouri valley,
extending 30.1 inch ridging over the lake tonight. through saturday,
pressure begins to fall over lake superior as a 29.5 inch low moves
off the canadian rockies and into northern manitoba. this low moves
into northern ontario saturday night into sunday, passing 29.7 inch
troughing over the lake. with the low moving to the mouth of the st
lawrence at 29.3 inches sunday night, weak ridging of around 30.0
inches moves over lake superior associated with 30.2 inch high
pressure over texas. by monday morning, a 29.5 inch low will move
over lake winnipeg, weakening to 29.7 inches as if moves near or
over the lake monday night. tuesday through wednesday, this low
shifts east as 30.4 inch high pressure builds over the
manitoba/ontario line.
lsz162-070900-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 pm est fri nov 6 2026 /900 pm cst fri nov 6 2026/
.rest of tonight...southwest winds 5 to 15 knots increasing to
10 to 20 knots by midnight. waves calm to 2 feet.
.saturday...southwest winds 10 to 20 knots increasing to 15 to
25 knots. waves building to 2 to 4 feet.
.saturday night...southwest winds 20 to 30 knots veering west by
midnight. waves building to 4 to 7 feet occasionally to 9 feet,
then subsiding to 3 to 5 feet occasionally to 7 feet.
.sunday...west winds 20 to 30 knots becoming northwest 15 to
25 knots in the afternoon. waves subsiding to 1 to 3 feet.
.sunday night...northwest winds 5 to 15 knots backing southwest
after midnight. waves subsiding to calm to 2 feet.
.monday...southwest winds 10 to 20 knots increasing to 15 to
25 knots in the afternoon. waves building to 2 to 4 feet.
.monday night...west winds 15 to 25 knots. waves subsiding to
1 to 3 feet, then building to 2 to 4 feet.
.tuesday...west winds 15 to 25 knots becoming northwest 10 to
20 knots. waves subsiding to calm to 2 feet.
.wednesday...north winds 5 to 15 knots increasing to 10 to
20 knots. waves calm to 2 feet.
$$
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