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Latest Great Lakes Marine Forecast by KDTX
Issued 11/30/2025 3:22 AM America/New_York.
Valid through 11/30/2025 11:30 AM America/New_York.
fzus63 kdtx 300822
glflh
expires:202511301630;;753060
open lake forecast for lake huron
national weather service detroit/pontiac mi
322 am est sun nov 30 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...low pressure, 29.70 inches, will lift northeast over
central lake huron sunday morning before departing for ontario by
afternoon. a period of northwest gales behind the low is expected
over much of lake huron late in the afternoon and early evening
hours. a gale warning is in effect for much of lake huron during
this time.
lhz361-301630-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
322 am est sun nov 30 2025
.today...east winds 10 to 15 knots becoming north 15 to 20 knots
in the late morning and early afternoon...then becoming northwest
20 to 25 knots with gusts to around 30 knots late in the
afternoon. snow in the morning...then a chance of snow in the
afternoon. waves 6 to 9 feet. waves occasionally around 12 feet.
.tonight...northwest winds 20 to 25 knots with gusts to around
30 knots becoming west 5 to 10 knots. waves 5 to 7 feet subsiding
to 2 to 4 feet early in the morning. waves occasionally around
10 feet.
.monday...west winds 5 to 10 knots becoming southwest 15 to
20 knots. a chance of snow in the afternoon. waves 1 to 3 feet
building to 3 to 5 feet early in the afternoon.
.monday night...southwest winds 15 to 20 knots decreasing to
10 to 15 knots after midnight. snow likely. waves 3 to 5 feet.
.tuesday...west winds 10 to 15 knots becoming southwest 15 to
20 knots late in the evening. a chance of snow late in the
evening. waves 2 to 4 feet subsiding to 1 to 3 feet late in the
morning...then building to 2 to 4 feet late in the evening.
.wednesday...southwest winds 15 to 20 knots becoming west 20 to
25 knots until early morning. a chance of snow early in the
morning...then snow until early evening. snow likely in the late
evening and early morning. waves 4 to 6 feet building to 6 to
9 feet until early morning. waves occasionally around 12 feet.
.thursday...northwest winds 15 to 20 knots backing to the west in
the late evening and early morning. a chance of snow. waves 4 to
6 feet. waves occasionally around 8 feet.
$$
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Latest Great Lakes Marine Forecast by KDTX
Issued 11/30/2025 3:22 AM America/New_York.
Valid through 11/30/2025 11:30 AM America/New_York.
fzus63 kdtx 300822
glflh
expires:202511301630;;753061
open lake forecast for lake huron
national weather service detroit/pontiac mi
322 am est sun nov 30 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...low pressure, 29.70 inches, will lift northeast over
central lake huron sunday morning before departing for ontario by
afternoon. a period of northwest gales behind the low is expected
over much of lake huron late in the afternoon and early evening
hours. a gale warning is in effect for much of lake huron during
this time.
lhz362-363-462>464-301630-
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-
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-
322 am est sun nov 30 2025
...gale warning in effect from 2 pm est this afternoon through
this evening...
.today...east winds 15 to 20 knots becoming northeast 10 to
15 knots late in the morning...then becoming north 15 to 20 knots
early in the afternoon becoming west to 30 knots with gusts to
35 knot gales late in the afternoon. rain and snow in the
morning...then snow and rain in the afternoon. waves 6 to 9 feet.
waves occasionally around 12 feet.
.tonight...northwest winds to 30 knots with gusts to 35 knot
gales becoming west 15 to 20 knots. a chance of snow in the
evening. waves 12 to 16 feet subsiding to 8 to 12 feet early in
the morning. waves occasionally around 20 feet.
.monday...west winds 10 to 15 knots becoming southwest 15 to
20 knots early in the afternoon. waves 5 to 7 feet subsiding to
3 to 5 feet in the late morning and afternoon. waves occasionally
around 10 feet.
.monday night...southwest winds 15 to 20 knots. snow likely.
waves 5 to 7 feet. waves occasionally around 10 feet.
.tuesday...west winds 10 to 15 knots increasing to 15 to 20 knots
late in the evening. waves 3 to 5 feet building to 4 to 6 feet
late in the evening. waves occasionally around 8 feet.
.wednesday...southwest winds 20 to 25 knots with gusts to around
30 knots increasing to 30 knots early in the evening...then
decreasing to 20 to 25 knots in the late evening and early
morning. a chance of snow early in the morning...then snow likely
until early morning. waves 8 to 12 feet. waves occasionally
around 15 feet.
.thursday...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.
$$
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Latest Great Lakes Marine Forecast by KMKX
Issued 11/30/2025 2:27 AM US/Central.
Valid through 11/30/2025 10:15 AM US/Central.
fzus63 kmkx 300827
glflm
expires:202511301615;;753123
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
227 am cst sun nov 30 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 of 29.7 inches located over lake michigan early this
morning will rapidly lift northeastward to lake huron by mid to
late morning while deepening to 29.6 inches, and then into quebec
by tonight. a gale warning is in effect. winds will gradually
ease sunday night into monday as high pressure around 30.6 inches
builds across the great lakes exiting to the east monday night.
lmz261-362-364-366-563-565-567-868-301615-
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-
227 am cst sun nov 30 2025
sheboygan wi to pentwater mi north...
...gale warning in effect from 6 am cst this morning through this
afternoon...
.today...north gales to 35 kt becoming northwest to 30 kt. snow
this morning, then slight chance of snow this afternoon. waves
5 to 8 ft occasionally to 10 ft building to 10 to 14 ft
occasionally to 18 ft.
.tonight...northwest winds to 30 kt becoming west 10 to 15 kt.
waves 7 to 10 ft occasionally to 13 ft subsiding to 2 to 4 ft.
.monday...west winds 10 to 20 kt becoming southwest to 30 kt.
chance of snow in the afternoon. waves 1 to 3 ft building to 4 to
6 ft occasionally to 8 ft.
.monday night...west winds to 30 kt diminishing to 15 to 25 kt.
chance of snow. waves 4 to 6 ft occasionally to 8 ft subsiding to
3 to 5 ft.
.tuesday...west winds 10 to 20 kt. waves 2 to 4 ft.
.tuesday night...southwest winds 15 to 25 kt increasing to 30 kt.
chance of snow. waves 3 to 5 ft building to 4 to 7 ft
occasionally to 9 ft.
.wednesday...west winds to 30 kt becoming northwest. snow. waves
5 to 8 ft occasionally to 10 ft.
.thursday...northwest winds 15 to 25 kt becoming west to 30 kt.
chance of snow. waves 4 to 7 ft occasionally to 9 ft.
$$
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Latest Great Lakes Marine Forecast by KMKX
Issued 11/30/2025 2:27 AM US/Central.
Valid through 11/30/2025 10:15 AM US/Central.
fzus63 kmkx 300827
glflm
expires:202511301615;;753124
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
227 am cst sun nov 30 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 of 29.7 inches located over lake michigan early this
morning will rapidly lift northeastward to lake huron by mid to
late morning while deepening to 29.6 inches, and then into quebec
by tonight. a gale warning is in effect. winds will gradually
ease sunday night into monday as high pressure around 30.6 inches
builds across the great lakes exiting to the east monday night.
lmz080-669-671-673-675-777-779-870-872-874-876-878-301615-
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-
227 am cst sun nov 30 2025
sheboygan wi to pentwater mi south...
...gale warning in effect from 6 am cst this morning through this
afternoon...
.today...northwest gales to 35 kt. chance of snow and slight
chance of rain this morning, then chance of snow this afternoon.
waves 7 to 10 ft occasionally to 13 ft building to 10 to 14 ft
occasionally to 18 ft.
.tonight...northwest winds to 30 kt diminishing to 5 to 10 kt.
waves 8 to 12 ft occasionally to 16 ft subsiding to 3 to 5 ft.
.monday...west winds 10 to 15 kt becoming southwest 10 to 20 kt.
chance of snow in the afternoon. waves 2 to 4 ft.
.monday night...southwest winds 10 to 20 kt becoming west. snow
in the evening, then chance of snow overnight. waves 4 to 6 ft
occasionally to 8 ft.
.tuesday...northwest winds 10 to 20 kt becoming west. chance of
snow in the morning. waves 3 to 5 ft subsiding to 2 to 4 ft.
.tuesday night...southwest winds 10 to 20 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.
.wednesday...southwest winds to 30 kt becoming west. chance of
snow. waves 8 to 11 ft occasionally to 14 ft.
.thursday...northwest winds 15 to 25 kt becoming west. waves 7 to
10 ft occasionally to 13 ft subsiding to 5 to 8 ft occasionally
to 10 ft.
$$
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