(1/7)
Latest Great Lakes Marine Forecast by KCLE
Issued 12/9/2025 9:13 AM America/New_York.
Valid through 12/9/2025 4:15 PM America/New_York.
fzus61 kcle 091413
glfle
expires:202512092115;;279624
open lake forecast for lake erie
national weather service cleveland oh
913 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
will linger over the lake erie region through thursday. on
friday, a ridge averaging 30.10 inches will build from the west
before a cold front sweeps generally eastward across lake erie on
saturday.
lez162-092115-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
913 am est tue dec 9 2025
.rest of today...south winds 20 to 25 knots becoming southwest.
snow late this morning. waves 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 9:13 AM America/New_York.
Valid through 12/9/2025 4:15 PM America/New_York.
fzus61 kcle 091413
glfle
expires:202512092115;;279625
open lake forecast for lake erie
national weather service cleveland oh
913 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
will linger over the lake erie region through thursday. on
friday, a ridge averaging 30.10 inches will build from the west
before a cold front sweeps generally eastward across lake erie on
saturday.
lez163-164-092115-
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-
913 am est tue dec 9 2025
...gale warning in effect from late tonight through wednesday
evening...
.rest of today...south winds to 30 knots becoming southwest. snow
late this morning, then a slight chance of snow early this
afternoon. waves 3 to 5 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. 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 9:42 AM America/New_York.
Valid through 12/9/2025 5:45 PM America/New_York.
fzus63 kdtx 091442
glfsc
expires:202512092245;;280204
lake st clair forecast
national weather service detroit/pontiac mi
942 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 tonight into tuesday, 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.
lcz460-092245-
lake st clair-
942 am est tue dec 9 2025
...small craft advisory in effect through late wednesday night...
.rest of today...southwest winds 20 to 25 knots diminishing to 15 to
20 knots late in the afternoon. snow late in the morning.. then a
chance of light snow early in the afternoon. patchy light freezing
drizzle early in the afternoon. waves 2 to 4 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 after midnight.
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 2 to 4 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 1 to 3 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 9:40 AM America/New_York.
Valid through 12/9/2025 5:45 PM America/New_York.
fzus63 kdtx 091440
glflh
expires:202512092245;;280176
open lake forecast for lake huron
national weather service detroit/pontiac mi
940 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 this morning, 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>464-092245-
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-
940 am est tue dec 9 2025
.rest of today...south winds to 30 knots becoming southwest 20 to
25 knots in the afternoon. snow late in the morning...then a
chance of snow in the afternoon. snow may be heavy at times late
in the morning. waves 8 to 12 feet. waves occasionally around
15 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 4 to 6 feet building to
10 to 14 feet in the late morning and 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 3 to 5 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 6 to
9 feet. waves occasionally around 12 feet.
$$
(5/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 12/9/2025 9:13 AM US/Central.
Valid through 12/9/2025 4:15 PM US/Central.
fzus63 kmkx 091513
glflm
expires:202512092215;;281791
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
913 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. 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.
lmz366-565-567-868-092215-
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-
913 am cst tue dec 9 2025
sturgeon bay wi to point betsie mi south to sheboygan wi to
pentwater mi...
...gale warning in effect from late tonight through wednesday
afternoon...
.rest of today...west winds 15 to 25 kt diminishing to 10 to
20 kt. chance of snow late 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 5 to
8 ft occasionally to 10 ft.
.wednesday...north gales to 35 kt diminishing to 30 kt. snow
likely in the morning. waves 10 to 14 ft occasionally to 18 ft.
.wednesday night...northwest winds to 30 kt diminishing to 10 to
20 kt overnight. waves 8 to 11 ft occasionally to 14 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 1 to 3 ft.
.friday...west winds 10 to 20 kt increasing to 30 kt. snow
likely. waves 2 to 4 ft building to 4 to 7 ft occasionally to
9 ft.
.saturday...northwest winds to 30 kt diminishing to 15 to 25 kt.
freezing spray. chance of snow. waves 7 to 10 ft occasionally to
13 ft subsiding to 5 to 8 ft occasionally to 10 ft.
$$
(6/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 12/9/2025 9:13 AM US/Central.
Valid through 12/9/2025 4:15 PM US/Central.
fzus63 kmkx 091513
glflm
expires:202512092215;;281789
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
913 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. 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.
lmz669-671-870-872-092215-
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-
913 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...
.rest of today...west winds to 30 kt becoming southwest 10 to
20 kt. waves 8 to 11 ft occasionally to 14 ft subsiding to 4 to
7 ft occasionally to 9 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 3 to 5 ft
building to 8 to 11 ft occasionally to 14 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 building to
14 to 18 ft occasionally to 23 ft.
.wednesday night...northwest winds to 30 kt diminishing to 15 to
25 kt. waves 10 to 14 ft occasionally to 18 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 2 to 4 ft.
.friday...west winds 15 to 25 kt increasing to 30 kt. chance of
snow. waves 4 to 6 ft occasionally to 8 ft building to 6 to 9 ft
occasionally to 12 ft.
.saturday...northwest winds to 30 kt. freezing spray. chance of
snow. waves 8 to 12 ft occasionally to 16 ft subsiding to 7 to
10 ft occasionally to 13 ft.
$$
(7/7)
Latest Great Lakes Marine Forecast by KMKX
Issued 12/9/2025 9:13 AM US/Central.
Valid through 12/9/2025 4:15 PM US/Central.
fzus63 kmkx 091513
glflm
expires:202512092215;;281790
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
913 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. 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.
lmz080-673-675-777-779-874-876-878-092215-
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-
913 am cst tue dec 9 2025
north point light wi to grand haven mi south...
...gale warning in effect from 9 pm cst this evening through
wednesday afternoon...
.rest of today...southwest winds to 30 kt diminishing to 10 to
20 kt. chance of rain this afternoon. waves 8 to 11 ft
occasionally to 14 ft subsiding to 4 to 7 ft occasionally to
9 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 6 ft
occasionally to 8 ft building to 8 to 12 ft occasionally to
16 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 8 to 12 ft occasionally to 16 ft building to
14 to 18 ft occasionally to 23 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 4 to 7 ft occasionally to 9 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 2 to 4 ft.
.friday...west winds 15 to 25 kt increasing to 30 kt. chance of
snow. waves 4 to 6 ft occasionally to 8 ft building to 6 to 9 ft
occasionally to 12 ft.
.saturday...northwest winds to 30 kt. freezing spray. chance of
snow. waves 8 to 12 ft occasionally to 16 ft subsiding to 7 to
10 ft occasionally to 13 ft.
$$
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