Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 242055
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
355 PM EST Mon Nov 24 2025

For waters within five nautical miles of shore

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.

LHZ422-250500-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
355 PM EST Mon Nov 24 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH FRIDAY
MORNING...

.TONIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Cloudy. Waves 1 to
3 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Mostly cloudy with a
chance of light rain. Waves 2 feet or less.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots becoming south
10 to 15 knots in the late evening and early morning, then
becoming southwest 15 to 20 knots after midnight. A chance of
light rain early in the evening, then light rain in the late
evening and overnight. Waves 2 feet or less.
.WEDNESDAY...Southwest winds to 30 knots increasing to 40 knot gales
with gusts to 45 knot gales in the late morning and afternoon. Mostly
cloudy. Light rain early in the morning, then light rain likely in
the late morning and early afternoon. A chance of light rain and snow
early in the afternoon. Waves 5 to 7 feet building to 6 to 9 feet
early in the afternoon. Waves occasionally around 12 feet. A Gale
Warning may be needed.

Gales will be possible beyond the forecast period. Please refer to
the Open Lakes Forecast for more information.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ421-250500-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
355 PM EST Mon Nov 24 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH FRIDAY
MORNING...

.TONIGHT...Southwest winds 15 to 20 knots becoming south 10 to
15 knots after midnight. Cloudy. Waves 2 to 4 feet subsiding to
1 to 3 feet after midnight.
.TUESDAY...South winds 5 to 10 knots. Mostly cloudy with a chance
of light rain. Waves 2 feet or less.
.TUESDAY NIGHT...South winds 5 to 10 knots increasing to 15 to
20 knots after midnight. Cloudy with light rain likely. Waves
1 to 3 feet.
.WEDNESDAY...Southwest winds to 30 knots increasing to 40 knot gales
with gusts to 45 knot gales in the late morning and afternoon. Mostly
cloudy. Light rain likely until late afternoon, then a chance of
light rain and snow early in the afternoon. Waves 5 to 7 feet
building to 10 to 14 feet in the late morning and afternoon. Waves
occasionally around 18 feet. A Gale Warning may be needed.

Gales will be possible beyond the forecast period. Please refer to
the Open Lakes Forecast for more information.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ441-250500-
Port Austin to Harbor Beach MI-
355 PM EST Mon Nov 24 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH FRIDAY
MORNING...

.TONIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Cloudy. Waves 1 to
3 feet.
.TUESDAY...South winds 5 to 10 knots. Mostly cloudy with a chance
of light rain. Waves 2 feet or less.
.TUESDAY NIGHT...South winds 5 to 10 knots increasing to 10 to
15 knots after midnight. Cloudy with light rain likely. Waves
2 feet or less.
.WEDNESDAY...Southwest winds 20 to 25 knots increasing to 40 knot
gales with gusts to 45 knot gales in the late morning and afternoon.
Mostly cloudy. Light rain likely until late afternoon, then a chance
of light rain and snow early in the afternoon. Waves 4 to 6 feet
building to 8 to 12 feet in the late morning and afternoon. Waves
occasionally around 15 feet. A Gale Warning may be needed.

Gales will be possible beyond the forecast period. Please refer to
the Open Lakes Forecast for more information.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ442-250500-
Harbor Beach to Port Sanilac MI-
355 PM EST Mon Nov 24 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH FRIDAY
MORNING...

.TONIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Cloudy. A slight
chance of light rain after midnight. Waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight.
.TUESDAY...South winds 10 to 15 knots becoming southeast 5 to
10 knots early in the afternoon. Mostly cloudy. A chance of light
rain early in the morning, then light rain likely in the late
morning and afternoon. Waves 1 to 3 feet.
.TUESDAY NIGHT...South winds 5 to 10 knots increasing to 10 to
15 knots after midnight. Cloudy with light rain likely. Waves
2 feet or less.
.WEDNESDAY...Southwest winds 15 to 20 knots increasing to 35 knot
gales with gusts to 40 knot gales. Mostly cloudy. Light rain likely
until late afternoon, then a chance of light rain and snow early in
the afternoon. Waves 3 to 5 feet building to 5 to 7 feet early in the
afternoon. Waves occasionally around 10 feet. A Gale Warning may be
needed.

Gales will be possible beyond the forecast period. Please refer to
the Open Lakes Forecast for more information.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ443-250500-
Port Sanilac to Port Huron MI-
355 PM EST Mon Nov 24 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH FRIDAY
MORNING...

.TONIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Cloudy. A slight
chance of light rain after midnight. Waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight.
.TUESDAY...South winds 10 to 15 knots becoming southeast 5 to
10 knots early in the afternoon. Cloudy. A slight chance of light
rain early in the morning, then light rain likely in the late
morning and afternoon. Waves 2 feet or less.
.TUESDAY NIGHT...South winds 5 to 10 knots becoming southwest
10 to 15 knots after midnight. Cloudy with light rain likely.
Waves 2 feet or less.
.WEDNESDAY...Southwest winds 20 to 25 knots increasing to 35 knot
gales with gusts to 40 knot gales. Mostly cloudy. Light rain likely
until late afternoon, then a chance of light rain and snow early in
the afternoon. Waves 3 to 5 feet building to 5 to 7 feet early in the
afternoon. Waves occasionally around 10 feet. A Gale Warning may be
needed.

Gales will be possible beyond the forecast period. Please refer to
the Open Lakes Forecast for more information.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LEZ444-250500-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
355 PM EST Mon Nov 24 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE
THURSDAY NIGHT...

.TONIGHT...South winds 5 to 10 knots. Cloudy. A chance of light
rain after midnight. Waves 2 feet or less.
.TUESDAY...Southeast winds 5 to 10 knots. Light rain until late
afternoon, then a chance of light rain early in the afternoon.
Waves 2 feet or less.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots increasing to
15 to 20 knots. Mostly cloudy with a chance of light rain. Waves
2 feet or less.
.WEDNESDAY...Southwest winds 20 to 25 knots with gusts to 30 knots
becoming west gales to 35 knot gales with gusts to 40 knot gales.
Mostly cloudy. A chance of light rain until late afternoon. A chance
of light snow in the late morning and afternoon. Waves 4 to 6 feet.
Waves occasionally around 8 feet. A Gale Warning may be needed.

Gales will be possible beyond the forecast period. Please refer to
the Open Lakes Forecast for more information.

See Lake Erie Open Lake Forecast for days 3 through 5.

The water temperature at Belle Isle is 44 degrees.

$$

TF

You can obtain your latest National Weather Service forecasts online
a www.weather.gov/greatlakes