National Weather Service Marine Forecast FZUS53 KDTX

FZUS53 KDTX 151954
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
354 PM EDT Tue Sep 15 2026

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.

LHZ422-160400
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI
354 PM EDT Tue Sep 15 2026

TONIGHT
Southwest winds 15 to 20 knots diminishing to 10 to 15 knots this evening, then veering to the northwest after midnight veering to the north early in the morning. Mostly cloudy in the evening becoming partly cloudy. Waves 1 to 3 feet.

WEDNESDAY
Northeast winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots becoming east 5 to 10 knots in the late evening and overnight. Partly cloudy until early morning becoming mostly cloudy. A chance of showers after midnight. Waves 2 feet or less.

THURSDAY
Northeast winds 5 to 10 knots. Mostly cloudy early in the morning becoming partly cloudy. Waves 2 feet or less.

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

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LHZ421-160400
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay
354 PM EDT Tue Sep 15 2026

TONIGHT
Southwest winds 20 to 25 knots diminishing to 10 to 15 knots this evening, then veering to the north after midnight. Mostly cloudy in the evening becoming partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight.

WEDNESDAY
Northeast winds 10 to 15 knots. Partly cloudy becoming mostly cloudy in the late morning and early afternoon becoming partly cloudy. Waves 1 to 3 feet.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots becoming east 5 to 10 knots in the late evening and overnight. Partly cloudy until early morning, then mostly cloudy with a chance of showers after midnight. Waves 2 feet or less.

THURSDAY
Northeast winds 5 to 10 knots. Mostly cloudy becoming partly cloudy in the late morning and early afternoon becoming mostly sunny. Waves 2 feet or less.

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

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LHZ441-160400
Port Austin to Harbor Beach MI
354 PM EDT Tue Sep 15 2026

TONIGHT
Southwest winds 15 to 20 knots diminishing to 10 to 15 knots this evening, then veering to the northwest after midnight veering to the north early in the morning. Mostly cloudy. Waves 1 to 3 feet.

WEDNESDAY
North winds 10 to 15 knots becoming northeast 5 to 10 knots early in the afternoon. Partly cloudy until late afternoon becoming mostly cloudy. Waves 1 to 3 feet.

WEDNESDAY NIGHT
Northeast winds 5 to 10 knots. Partly cloudy early in the evening becoming mostly cloudy. Waves 2 feet or less.

THURSDAY
Northeast winds 5 to 10 knots. Mostly cloudy becoming partly cloudy in the late morning and early afternoon becoming mostly sunny. Waves 2 feet or less.

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

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LHZ442-160400
Harbor Beach to Port Sanilac MI
354 PM EDT Tue Sep 15 2026

TONIGHT
Southwest winds 10 to 15 knots diminishing to 5 to 10 knots this evening, then veering to the west after midnight becoming north 10 to 15 knots early in the morning. Partly cloudy in the evening becoming mostly cloudy. Waves 1 to 3 feet.

WEDNESDAY
North winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Partly cloudy until early morning, then mostly cloudy with a chance of showers after midnight. Waves 2 feet or less.

THURSDAY
North winds 5 to 10 knots. Mostly cloudy early in the morning becoming partly cloudy. Waves 2 feet or less.

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

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LHZ443-160400
Port Sanilac to Port Huron MI
354 PM EDT Tue Sep 15 2026

TONIGHT
South winds 10 to 15 knots becoming southwest 5 to 10 knots this evening, then veering to the west after midnight becoming north 10 to 15 knots early in the morning. Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Waves 2 feet or less.

WEDNESDAY
North winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet.

WEDNESDAY NIGHT
North winds 10 to 15 knots becoming northeast 5 to 10 knots in the late evening and overnight. Partly cloudy. Waves 1 to 3 feet.

THURSDAY
North winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less.

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

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LEZ444-160400
Michigan Waters of Lake Erie from Detroit River to North Cape MI
354 PM EDT Tue Sep 15 2026

TONIGHT
Southwest winds 5 to 10 knots veering to the west early in the morning. Partly cloudy with a chance of showers and thunderstorms in the evening, then showers and a chance of thunderstorms after midnight. A slight chance of waterspouts. Waves 2 feet or less.

WEDNESDAY
Northeast winds 5 to 10 knots. Mostly cloudy. A slight chance of waterspouts early in the morning. A slight chance of thunderstorms early in the morning. A chance of showers until late afternoon, then a slight chance of showers and thunderstorms early in the afternoon. Waves 2 feet or less.

WEDNESDAY NIGHT
Northeast winds 5 to 10 knots. Mostly cloudy. A chance of showers in the late evening and overnight. Waves 2 feet or less.

THURSDAY
North winds 5 to 10 knots. Mostly cloudy. A chance of showers until late afternoon. 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.

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TF

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