National Weather Service Marine Forecast FZUS53 KDTX

FZUS53 KDTX 150742
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
342 AM EDT Thu Oct 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.

LHZ422-151545
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI
342 AM EDT Thu Oct 15 2026

GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT

TODAY
East winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon, then becoming southeast 5 to 10 knots late in the afternoon. Mostly cloudy. Waves 2 feet or less.

TONIGHT
East winds 15 to 20 knots. Rain until early morning, then light rain likely after midnight. Waves 1 to 3 feet.

FRIDAY
Northwest winds 15 to 20 knots becoming north 20 to 25 knots with gusts to 30 knots early in the afternoon. Mostly cloudy. A chance of light rain in the late morning and afternoon. Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon.

FRIDAY NIGHT
North winds to 30 knots diminishing to 20 to 25 knots after midnight. Gusts to 35 knot gales. Partly cloudy until early morning then clearing. Waves 3 to 5 feet. Waves occasionally around 7 feet.

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

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LHZ421-151545
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay
342 AM EDT Thu Oct 15 2026

GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT

TODAY
East winds 10 to 15 knots. Mostly cloudy. Waves 1 to 3 feet.

TONIGHT
Southeast winds 15 to 20 knots becoming east 10 to 15 knots after midnight. Rain until early morning, then light rain likely after midnight. Waves 1 to 3 feet.

FRIDAY
Northwest winds 15 to 20 knots becoming north to 30 knots with gusts to 35 knot gales. Mostly cloudy with a chance of light rain. Waves 3 to 5 feet building to 6 to 9 feet early in the afternoon. Waves occasionally around 12 feet.

FRIDAY NIGHT
North winds to 30 knots with gusts to 35 knot gales. Mostly cloudy early in the evening becoming mostly clear. A chance of light rain until early morning. Waves 8 to 12 feet. Waves occasionally around 15 feet.

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

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LHZ441-151545
Port Austin to Harbor Beach MI
342 AM EDT Thu Oct 15 2026

GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT

TODAY
East winds 10 to 15 knots. Mostly cloudy. Waves 1 to 3 feet.

TONIGHT
Southeast winds 15 to 20 knots. Rain. Waves 3 to 5 feet. Waves occasionally around 7 feet.

FRIDAY
Northwest winds 15 to 20 knots becoming north to 30 knots with gusts to 35 knot gales. A chance of light rain in the late morning and early afternoon. Light rain early in the afternoon. Waves 3 to 5 feet building to 8 to 12 feet. Waves occasionally around 15 feet.

FRIDAY NIGHT
North winds to 30 knots with gusts to 35 knot gales. Mostly cloudy with a chance of light rain until early morning, then partly cloudy after midnight. Waves 10 to 14 feet. Waves occasionally around 18 feet.

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

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LHZ442-151545
Harbor Beach to Port Sanilac MI
342 AM EDT Thu Oct 15 2026

GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT

TODAY
East winds 10 to 15 knots. Mostly cloudy. Waves 1 to 3 feet.

TONIGHT
Southeast winds 15 to 20 knots. Rain until early morning, then light rain likely after midnight. Waves 3 to 5 feet. Waves occasionally around 7 feet.

FRIDAY
Northwest winds 15 to 20 knots increasing to 30 knots with gusts to 35 knot gales early in the afternoon. A chance of light rain in the late morning and early afternoon. Light rain early in the afternoon. Waves 3 to 5 feet building to 6 to 9 feet early in the afternoon. Waves occasionally around 12 feet.

FRIDAY NIGHT
North winds to 30 knots with gusts to 35 knot gales. Mostly cloudy until early morning becoming partly cloudy. Light rain likely until early morning. Waves 10 to 14 feet. Waves occasionally around 18 feet.

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

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LHZ443-151545
Port Sanilac to Port Huron MI
342 AM EDT Thu Oct 15 2026

GALE WARNING IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT

TODAY
East winds 10 to 15 knots. Mostly cloudy. Waves 1 to 3 feet.

TONIGHT
Southeast winds 15 to 20 knots becoming south 20 to 25 knots after midnight. Light rain likely early in the evening, then rain in the late evening and early morning. Light rain likely after midnight. Waves 2 to 4 feet.

FRIDAY
West winds 20 to 25 knots becoming northwest 15 to 20 knots in the late morning and early afternoon, then increasing to 20 to 25 knots with gusts to 30 knots early in the afternoon. A chance of light rain early in the morning. Light rain early in the afternoon. Waves 2 to 4 feet building to 5 to 7 feet early in the afternoon. Waves occasionally around 10 feet.

FRIDAY NIGHT
North winds to 30 knots with gusts to 35 knot gales. Mostly cloudy until early morning becoming partly cloudy. Light rain likely until early morning. Waves 8 to 12 feet. Waves occasionally around 15 feet.

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

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LEZ444-151545
Michigan Waters of Lake Erie from Detroit River to North Cape MI
342 AM EDT Thu Oct 15 2026

TODAY
East winds 10 to 15 knots. Partly cloudy in the morning becoming mostly cloudy. Waves 1 to 3 feet.

TONIGHT
East winds 10 to 15 knots becoming south 20 to 25 knots with gusts to 30 knots in the late evening and early morning, then veering to the southwest with gusts to 30 knots after midnight. A chance of light rain early in the evening, then light rain and a slight chance of thunderstorms in the late evening and early morning. Light rain likely after midnight. Waves 1 to 3 feet building to 2 to 4 feet in the late evening and overnight.

FRIDAY
West winds 20 to 25 knots with gusts to 30 knots becoming northwest 15 to 20 knots in the late morning and afternoon. Mostly cloudy. A chance of light rain until late afternoon, then light rain likely early in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon.

FRIDAY NIGHT
North winds 20 to 25 knots with gusts to 30 knots. Mostly cloudy early in the evening becoming partly cloudy. A chance of light rain early in the evening. Waves 2 to 4 feet.

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

The water temperature at Belle Isle is 65 degrees.

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KDK

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