493
FZUS53 KDTX 240917
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
417 AM 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.

LHZ422-241730-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
417 AM EST Mon Nov 24 2025

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

.TODAY...South winds 10 to 15 knots increasing to 15 to 20 knots
late in the afternoon. Partly cloudy. Waves 1 to 3 feet.
.TONIGHT...Southwest winds 15 to 20 knots becoming south 10 to
15 knots in the late evening and overnight. Cloudy. A slight
chance of light rain in the late evening and early morning. A
chance of light rain after midnight. Waves 1 to 3 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Cloudy with a chance of
light rain. Waves 2 feet or less.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots becoming south
15 to 20 knots. Mostly cloudy. A chance of light rain early in
the evening, then light rain likely in the late evening and
overnight. Waves 2 feet or less.

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.

$$

LHZ421-241730-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
417 AM EST Mon Nov 24 2025

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

.TODAY...South winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. Partly cloudy. Waves 1 to
3 feet building to 2 to 4 feet in the afternoon.
.TONIGHT...Southwest winds 15 to 20 knots becoming south 10 to
15 knots after midnight. Cloudy. A slight chance of light rain in
the late evening and early morning. A chance of light rain after
midnight. Waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight.
.TUESDAY...South winds 5 to 10 knots. 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. Cloudy. A chance of light rain early in the evening,
then light rain likely in the late evening and overnight. Waves
1 to 3 feet.

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.

$$

LHZ441-241730-
Port Austin to Harbor Beach MI-
417 AM EST Mon Nov 24 2025

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

.TODAY...South winds 10 to 15 knots increasing to 15 to 20 knots
in the afternoon. Partly cloudy. Waves 1 to 3 feet.
.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 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. Mostly cloudy. A chance of light rain
early in the evening, then light rain likely in the late evening
and overnight. Waves 2 feet or less.

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.

$$

LHZ442-241730-
Harbor Beach to Port Sanilac MI-
417 AM EST Mon Nov 24 2025

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

.TODAY...South winds 5 to 10 knots increasing to 15 to 20 knots.
Mostly sunny in the morning becoming partly cloudy. Waves 1 to
3 feet.
.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 1 to 3 feet.
.TUESDAY...South winds 10 to 15 knots becoming southeast 5 to
10 knots early in the afternoon. Cloudy. A chance of light rain
early in the morning, then light rain likely in the late morning
and early afternoon. A chance of light rain early in the
afternoon. Waves 2 feet or less.
.TUESDAY NIGHT...South winds 5 to 10 knots increasing to 10 to
15 knots after midnight. Mostly cloudy. A chance of light rain
early in the evening, then light rain likely in the late evening
and overnight. Waves 2 feet or less.

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.

$$

LHZ443-241730-
Port Sanilac to Port Huron MI-
417 AM EST Mon Nov 24 2025

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

.TODAY...Southwest winds 5 to 10 knots becoming south 15 to
20 knots. Mostly sunny in the morning becoming partly cloudy.
Waves 1 to 3 feet.
.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 10 to 15 knots becoming southeast 5 to
10 knots early in the afternoon. Cloudy. A 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 increasing to 10 to
15 knots after midnight. Cloudy. A chance of light rain early in
the evening, then light rain likely in the late evening and
overnight. Waves 2 feet or less.

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.

$$

LEZ444-241730-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
417 AM EST Mon Nov 24 2025

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

.TODAY...South winds 5 to 10 knots. Mostly sunny in the morning
becoming partly cloudy. Waves 2 feet or less.
.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 likely early
in the morning, then light rain in the late morning and early
afternoon. 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 after midnight. Mostly cloudy with a chance of
light rain. Waves 2 feet or less.

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 43 degrees.

$$

BT

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