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FZUS53 KDTX 051343
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
943 AM EDT Sun Oct 5 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.

LHZ422-052200-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
943 AM EDT Sun Oct 5 2025

.REST OF TODAY...Southwest winds 10 to 15 knots becoming south
15 to 20 knots late in the afternoon. Sunny. Waves 2 feet or
less.
.TONIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. Mostly clear. Waves
1 to 3 feet.
.MONDAY...Southwest winds 15 to 20 knots. Sunny until late
afternoon becoming partly cloudy. A chance of showers early in
the afternoon. Waves 1 to 3 feet.
.MONDAY NIGHT...West winds 10 to 15 knots veering to the north in
the late evening and overnight. Light showers until early
morning, then showers after midnight. Waves 1 to 3 feet.

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

$$

LHZ421-052200-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
943 AM EDT Sun Oct 5 2025

.REST OF TODAY...Southwest winds 10 to 15 knots. Sunny. Waves
2 feet or less.
.TONIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. Mostly clear. Waves
1 to 3 feet.
.MONDAY...Southwest winds 15 to 20 knots. Sunny until late
afternoon becoming partly cloudy. A chance of showers early in
the afternoon. Waves 2 to 4 feet.
.MONDAY NIGHT...West winds 10 to 15 knots veering to the north in
the late evening and overnight. Light showers. Waves 1 to 3 feet.

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

$$

LHZ441-052200-
Port Austin to Harbor Beach MI-
943 AM EDT Sun Oct 5 2025

.REST OF TODAY...South winds 10 to 15 knots. Sunny. Waves 2 feet
or less.
.TONIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. Mostly clear. Waves
1 to 3 feet.
.MONDAY...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. Mostly sunny. A chance of
showers early in the afternoon. Waves 1 to 3 feet.
.MONDAY NIGHT...West winds 10 to 15 knots veering to the north in
the late evening and overnight. Light showers until early
morning, then showers after midnight. Waves 1 to 3 feet.

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

$$

LHZ442-052200-
Harbor Beach to Port Sanilac MI-
943 AM EDT Sun Oct 5 2025

.REST OF TODAY...South winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Sunny. Waves 2 feet or less.
.TONIGHT...South winds 10 to 15 knots. Mostly clear. Waves 1 to
3 feet.
.MONDAY...Southwest winds 10 to 15 knots. Mostly sunny. A chance
of showers early in the afternoon. Waves 1 to 3 feet.
.MONDAY NIGHT...Southwest winds 10 to 15 knots veering to the
northwest in the late evening and overnight. Partly cloudy early
in the evening. A chance of showers early in the evening, then
showers likely and a chance of thunderstorms in the late evening
and early morning. Showers after midnight. Waves 1 to 3 feet.

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

$$

LHZ443-052200-
Port Sanilac to Port Huron MI-
943 AM EDT Sun Oct 5 2025

.REST OF TODAY...South winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Sunny. Waves 2 feet or less.
.TONIGHT...South winds 10 to 15 knots. Mostly clear. Waves 1 to
3 feet.
.MONDAY...Southwest winds 10 to 15 knots. Mostly sunny. A slight
chance of. Waves 1 to 3 feet.
.MONDAY NIGHT...Southwest winds 10 to 15 knots veering to the
west after midnight. Partly cloudy until early morning. Light
showers likely until early morning. A chance of thunderstorms in
the late evening and early morning, then showers after midnight.
Waves 2 feet or less.

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

$$

LEZ444-052200-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
943 AM EDT Sun Oct 5 2025

.REST OF TODAY...South winds 5 to 10 knots backing to the
southeast late in the afternoon. Sunny. Waves 2 feet or less.
.TONIGHT...South winds 10 to 15 knots veering to the southwest
after midnight. Mostly clear. Waves 1 to 3 feet.
.MONDAY...Southwest winds 10 to 15 knots becoming south 5 to
10 knots early in the afternoon. Mostly sunny until late
afternoon becoming partly cloudy. Waves 2 feet or less.
.MONDAY NIGHT...Southwest winds 10 to 15 knots. Partly cloudy
until early morning becoming mostly cloudy. A chance of showers
and thunderstorms until early morning, then showers likely and a
chance of thunderstorms after midnight. Waves 2 feet or less.

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

The water temperature at Belle Isle is 69 degrees.

$$

TF

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