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(1/7)
Latest Great Lakes Marine Forecast by KCLE
Issued 12/9/2025 3:37 AM America/New_York.
Valid through 12/9/2025 10:30 AM America/New_York.
fzus61 kcle 090837
glfle
expires:202512091530;;265465
open lake forecast for lake erie
national weather service cleveland oh
337 am est tue dec 9 2025
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...
a warm front will move northward across lake erie today. a strong low
pressure system will track north of lake erie on wednesday and
deepen to 29.20 inches as it moves towards southern quebec. a
strong cold front will sweep eastward across lake erie on
wednesday. behind the cold front, a trough averaging 29.90 inches
should linger over the lake erie region through thursday. on
friday, a ridge averaging 30.10 inches should build from the west
before a cold front sweeps generally eastward across lake erie on
saturday.
lez162-091530-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
337 am est tue dec 9 2025
.today...south winds 15 to 25 knots becoming southwest. snow this
morning. waves 2 to 4 feet building to 3 to 5 feet.
.tonight...southwest winds 15 to 25 knots increasing to 30 knots.
rain and snow from late evening on. waves 2 to 4 feet building to
3 to 6 feet.
.wednesday...southwest winds to 30 knots becoming northwest. rain
and snow. waves 3 to 6 feet.
.wednesday night...northwest winds 15 to 25 knots becoming west.
snow likely in the evening. waves 2 to 4 feet.
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 1 to 3 feet.
.friday...west winds 10 to 15 knots increasing to 15 to 25 knots.
a chance of snow. waves 1 to 3 feet building to 3 to 5 feet.
.saturday...west winds 15 to 25 knots. a chance of snow. waves
3 to 5 feet subsiding to 2 to 4 feet.
$$
(2/7)
Latest Great Lakes Marine Forecast by KCLE
Issued 12/9/2025 3:37 AM America/New_York.
Valid through 12/9/2025 10:30 AM America/New_York.
fzus61 kcle 090837
glfle
expires:202512091530;;265468
open lake forecast for lake erie
national weather service cleveland oh
337 am est tue dec 9 2025
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...
a warm front will move northward across lake erie today. a strong low
pressure system will track north of lake erie on wednesday and
deepen to 29.20 inches as it moves towards southern quebec. a
strong cold front will sweep eastward across lake erie on
wednesday. behind the cold front, a trough averaging 29.90 inches
should linger over the lake erie region through thursday. on
friday, a ridge averaging 30.10 inches should build from the west
before a cold front sweeps generally eastward across lake erie on
saturday.
lez163-164-091530-
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-
337 am est tue dec 9 2025
...gale warning in effect from late tonight through wednesday
evening...
.today...south winds 15 to 25 knots becoming southwest to
30 knots. a chance of snow early, then snow late this morning. a
slight chance of snow early this afternoon. waves 1 to 3 feet
building to 4 to 7 feet, then subsiding to 3 to 6 feet. waves
occasionally around 9 feet.
.tonight...southwest winds to 30 knots increasing to 35 knot
gales after midnight. a chance of rain and snow late in the
evening. rain and snow after midnight. waves 3 to 6 feet building
to 4 to 7 feet. waves occasionally around 9 feet.
.wednesday...southwest gales to 40 knots becoming west. rain in
the morning, then snow and rain in the afternoon. waves 5 to
9 feet. waves occasionally around 11 feet.
.wednesday night...northwest winds to 30 knots. snow in the
evening. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet.
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.friday...west winds 10 to 15 knots increasing to 30 knots. a
chance of snow. waves 1 to 3 feet building to 4 to 7 feet. waves
occasionally around 9 feet.
.saturday...west winds to 30 knots diminishing to 15 to 25 knots.
a chance of snow. waves 4 to 7 feet subsiding to 2 to 4 feet.
waves occasionally around 9 feet.
$$
(3/7)
Latest Great Lakes Marine Forecast by KDTX
Issued 12/9/2025 4:01 AM America/New_York.
Valid through 12/9/2025 12:15 PM America/New_York.
fzus63 kdtx 090901
glfsc
expires:202512091715;;266524
lake st clair forecast
national weather service detroit/pontiac mi
401 am est tue dec 9 2025
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...the next low pressure system will track through lake
superior today, leading to strong south-southwest winds gusting
to around 30 knots. an even stronger low, 29.30 inches, is on
track to move through lower michigan on wednesday bringing snow
and rain.
lcz460-091715-
lake st clair-
401 am est tue dec 9 2025
...small craft advisory in effect from 7 am est this morning
through late wednesday night...
.today...south winds 15 to 20 knots becoming southwest 20 to 25
knots in the late morning and early afternoon...then diminishing to
15 to 20 knots late in the afternoon. a chance of light snow early
in the morning...then snow late in the morning. a chance of light
snow early in the afternoon. patchy light freezing drizzle early in
the afternoon. waves 1 to 3 feet.
.tonight...southwest winds 15 to 20 knots becoming south to 30
knots. light snow after midnight. rain and light snow early in the
morning. waves 2 to 4 feet building to 3 to 5 feet in the late
evening and overnight. waves occasionally around 7 feet.
.wednesday...southwest winds to 30 knots becoming west 20 to 25
knots in the late morning and afternoon. light rain until late
afternoon. light snow in the late morning and early afternoon...
then light snow likely early in the afternoon. waves 3 to 5 feet
subsiding to 2 to 4 feet early in the afternoon. waves occasionally
around 7 feet.
.wednesday night...northwest winds to 30 knots diminishing to 20 to
25 knots in the late evening and overnight. partly cloudy. waves 2
to 4 feet subsiding to 1 to 3 feet after midnight.
.thursday...west winds 15 to 20 knots diminishing to 10 to 15 knots
in the afternoon and evening. partly sunny becoming mostly cloudy.
waves 1 to 3 feet.
.friday...southwest winds 20 to 25 knots. mostly cloudy. a chance of
light snow. waves 2 to 4 feet.
.saturday...west winds to 30 knots. mostly cloudy with a chance of
light snow. waves 2 to 4 feet. a small craft advisory may be needed.
$$
(4/7)
Latest Great Lakes Marine Forecast by KDTX
Issued 12/9/2025 4:00 AM America/New_York.
Valid through 12/9/2025 12:00 PM America/New_York.
fzus63 kdtx 090900
glflh
expires:202512091700;;266494
open lake forecast for lake huron
national weather service detroit/pontiac mi
400 am est tue dec 9 2025
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...the next low pressure system will track through lake
superior today, leading to strong south-southwest winds gusting
to around 30 knots. an even stronger low, 29.30 inches, is on
track to move through lower michigan on wednesday bringing snow
and rain.
lhz363-462>464-091700-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
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-
400 am est tue dec 9 2025
.today...south winds 20 to 25 knots increasing to 30 knots late
in the morning...then becoming southwest 20 to 25 knots in the
afternoon. snow in the morning...then a chance of snow in the
afternoon. snow may be heavy at times in the morning. waves 6 to
9 feet. waves occasionally around 12 feet.
.tonight...southwest winds 15 to 20 knots becoming south 10 to
15 knots after midnight. snow after midnight. waves 5 to 7 feet.
waves occasionally around 10 feet.
.wednesday...south winds 15 to 20 knots becoming north 20 to
25 knots with gusts to around 30 knots in the late morning and
early afternoon...then increasing to 30 knots with gusts to
35 knot gales early in the afternoon. snow in the morning...then
a chance of snow in the afternoon. waves 6 to 9 feet building to
10 to 14 feet early in the afternoon. waves occasionally around
18 feet.
.wednesday night...northwest winds to 30 knots becoming west
20 to 25 knots after midnight. gusts to 35 knot gales. a chance
of snow. waves 10 to 14 feet. waves occasionally around 18 feet.
.thursday...west winds 20 to 25 knots decreasing to 15 to
20 knots. waves 6 to 9 feet. waves occasionally around 12 feet.
.friday...west winds 10 to 15 knots becoming southwest 20 to
25 knots. a chance of snow in the late morning and early
afternoon. snow likely until early morning. waves 4 to 6 feet
building to 6 to 9 feet in the late evening and early morning.
waves occasionally around 12 feet.
.saturday...west winds to 30 knots decreasing to 20 to 25 knots
with gusts to around 30 knots. a chance of snow. waves 8 to
12 feet. waves occasionally around 15 feet.
$$
(5/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 12/9/2025 3:00 AM US/Central.
Valid through 12/9/2025 10:15 AM US/Central.
fzus63 kmkx 090900
glflm
expires:202512091615;;266438
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 am cst tue dec 9 2025
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...
low pressure around 29.7 inches over lake superior this morning
has brought southwest gales to the northern half of the lake this
morning with gale warning in effect until 12z this morning. the
winds will gradually weaken over the next few hours to below gale
force.
a much stronger low around 29.2 inches will then track from
minnesota across southern lake mi and into lower mi tonight.
southwest to westerly gales will develop ahead of the low over
the southern third of the lake tonight, followed by the potential
for northwest to northerly gales on wednesday after the low
passes. the northwest gales will bring more widespread gales
across the southern two thirds of the lake. a gale warning is now
in effect for the south third starting mid evening tonight and
starting for the central third early wednesday morning (11z). the
brisk winds will then gradually diminish wednesday night. a
period of northwesterly gales may then return friday night into
saturday as a strong arctic front moves through the great lakes
region. heavy freezing spray may develop.
lmz366-565-567-868-091615-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
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-
300 am cst tue dec 9 2025
sturgeon bay wi to point betsie mi south to sheboygan wi to
pentwater mi...
...gale warning in effect until 6 am cst early this morning...
...gale warning in effect from late tonight through wednesday
afternoon...
.today...southwest winds to 30 kt diminishing to 10 to 20 kt.
snow likely this morning. waves 8 to 11 ft occasionally to 14 ft
subsiding to 4 to 6 ft occasionally to 8 ft.
.tonight...south winds 10 to 20 kt increasing to 15 to 25 kt late
in the evening, then increasing to 30 kt after midnight veering
to north late. snow and rain. waves 2 to 4 ft building to 6 to
9 ft occasionally to 12 ft.
.wednesday...north gales to 35 kt diminishing to 30 kt. snow
likely in the morning. waves 7 to 10 ft occasionally to 13 ft
building to 8 to 11 ft occasionally to 14 ft.
.wednesday night...northwest winds to 30 kt diminishing to 10 to
20 kt overnight. waves 7 to 10 ft occasionally to 13 ft subsiding
to 4 to 7 ft occasionally to 9 ft.
.thursday...northwest winds 10 to 20 kt. waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft.
.thursday night...northwest winds 10 to 15 kt becoming west.
waves 2 to 4 ft.
.friday...west winds 10 to 20 kt increasing to 30 kt. snow
likely. waves 3 to 5 ft building to 5 to 8 ft occasionally to
10 ft.
.saturday...northwest winds to 30 kt diminishing to 15 to 25 kt.
freezing spray. chance of snow. waves 8 to 11 ft occasionally to
14 ft subsiding to 6 to 9 ft occasionally to 12 ft.
$$
(6/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 12/9/2025 3:00 AM US/Central.
Valid through 12/9/2025 10:15 AM US/Central.
fzus63 kmkx 090900
glflm
expires:202512091615;;266436
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 am cst tue dec 9 2025
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...
low pressure around 29.7 inches over lake superior this morning
has brought southwest gales to the northern half of the lake this
morning with gale warning in effect until 12z this morning. the
winds will gradually weaken over the next few hours to below gale
force.
a much stronger low around 29.2 inches will then track from
minnesota across southern lake mi and into lower mi tonight.
southwest to westerly gales will develop ahead of the low over
the southern third of the lake tonight, followed by the potential
for northwest to northerly gales on wednesday after the low
passes. the northwest gales will bring more widespread gales
across the southern two thirds of the lake. a gale warning is now
in effect for the south third starting mid evening tonight and
starting for the central third early wednesday morning (11z). the
brisk winds will then gradually diminish wednesday night. a
period of northwesterly gales may then return friday night into
saturday as a strong arctic front moves through the great lakes
region. heavy freezing spray may develop.
lmz669-671-870-872-091615-
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-
300 am cst tue dec 9 2025
sheboygan wi to pentwater mi south to north point light wi to
grand haven mi...
...gale warning in effect from late tonight through wednesday
afternoon...
.today...southwest winds to 30 kt diminishing to 10 to 20 kt.
chance of snow this morning. waves 8 to 11 ft occasionally to
14 ft subsiding to 6 to 9 ft occasionally to 12 ft.
.tonight...southwest winds 15 to 25 kt becoming south to 30 kt
late in the evening, then becoming southwest gales to 35 kt after
midnight becoming west late. rain and snow. waves 4 to 6 ft
occasionally to 8 ft building to 8 to 12 ft occasionally to
16 ft.
.wednesday...northwest gales to 40 kt diminishing to gales to
35 kt. snow and rain in the morning, then chance of snow in the
afternoon. waves 10 to 14 ft occasionally to 18 ft.
.wednesday night...northwest winds to 30 kt diminishing to 15 to
25 kt. waves 8 to 12 ft occasionally to 16 ft subsiding to 6 to
9 ft occasionally to 12 ft.
.thursday...northwest winds 10 to 20 kt. waves 4 to 7 ft
occasionally to 9 ft subsiding to 3 to 5 ft.
.thursday night...northwest winds 10 to 15 kt becoming west.
chance of snow. waves 3 to 5 ft.
.friday...west winds 15 to 25 kt increasing to 30 kt. chance of
snow. waves 4 to 7 ft occasionally to 9 ft building to 6 to 9 ft
occasionally to 12 ft.
.saturday...northwest winds to 30 kt. freezing spray. chance of
snow. waves 10 to 14 ft occasionally to 18 ft subsiding to 8 to
11 ft occasionally to 14 ft.
$$
(7/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 12/9/2025 3:00 AM US/Central.
Valid through 12/9/2025 10:15 AM US/Central.
fzus63 kmkx 090900
glflm
expires:202512091615;;266437
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
300 am cst tue dec 9 2025
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...
low pressure around 29.7 inches over lake superior this morning
has brought southwest gales to the northern half of the lake this
morning with gale warning in effect until 12z this morning. the
winds will gradually weaken over the next few hours to below gale
force.
a much stronger low around 29.2 inches will then track from
minnesota across southern lake mi and into lower mi tonight.
southwest to westerly gales will develop ahead of the low over
the southern third of the lake tonight, followed by the potential
for northwest to northerly gales on wednesday after the low
passes. the northwest gales will bring more widespread gales
across the southern two thirds of the lake. a gale warning is now
in effect for the south third starting mid evening tonight and
starting for the central third early wednesday morning (11z). the
brisk winds will then gradually diminish wednesday night. a
period of northwesterly gales may then return friday night into
saturday as a strong arctic front moves through the great lakes
region. heavy freezing spray may develop.
lmz080-673-675-777-779-874-876-878-091615-
lake michigan from michigan city in to st. joseph mi 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 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-
300 am cst tue dec 9 2025
north point light wi to grand haven mi south...
...gale warning in effect from this evening through wednesday
afternoon...
.today...southwest winds to 30 kt diminishing to 15 to 25 kt.
chance of snow this morning, then chance of rain this afternoon.
waves 8 to 11 ft occasionally to 14 ft subsiding to 6 to 9 ft
occasionally to 12 ft.
.tonight...southwest winds to 30 kt becoming south gales to 35 kt
late in the evening, then becoming southwest gales to 40 kt after
midnight becoming west late. chance of rain. waves 4 to 7 ft
occasionally to 9 ft building to 10 to 14 ft occasionally to
18 ft.
.wednesday...west gales to 40 kt becoming northwest gales to
35 kt. snow and rain in the morning, then chance of snow in the
afternoon. waves 12 to 16 ft occasionally to 21 ft.
.wednesday night...northwest winds to 30 kt diminishing to 15 to
25 kt. chance of snow in the evening. waves 10 to 14 ft
occasionally to 18 ft subsiding to 7 to 10 ft occasionally to
13 ft.
.thursday...northwest winds 10 to 20 kt becoming west. chance of
snow in the morning. waves 5 to 8 ft occasionally to 10 ft
subsiding to 4 to 6 ft occasionally to 8 ft.
.thursday night...west winds 10 to 15 kt increasing to 10 to
20 kt. chance of snow. waves 3 to 5 ft.
.friday...west winds 15 to 25 kt increasing to 30 kt. chance of
snow. waves 4 to 7 ft occasionally to 9 ft building to 6 to 9 ft
occasionally to 12 ft.
.saturday...northwest winds to 30 kt. freezing spray. chance of
snow. waves 10 to 14 ft occasionally to 18 ft subsiding to 8 to
11 ft occasionally to 14 ft.
$$
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