Last Update: 939 PM EDT Sun Mar 29 2026

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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Rest Of Tonight
Southwest winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet.
Monday
Southwest winds 10 to 15 knots becoming north 5 to 10 knots early in the afternoon. Partly cloudy. Waves 2 feet or less.
Monday Night
Northeast winds 5 to 10 knots veering to the east in the late evening and early morning, then becoming south 10 to 15 knots after midnight. Mostly cloudy. A slight chance of light rain until early morning, then light rain likely and a chance of thunderstorms after midnight. Waves 2 feet or less.
Tuesday
South winds 10 to 15 knots becoming southwest 15 to 20 knots in the late morning and afternoon. Light rain likely and a chance of thunderstorms until late afternoon, then light rain early in the afternoon. Waves 1 to 3 feet.

see lake huron open lake forecast for days 3 through 5.



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939 PM EDT Sun Mar 29 2026
 
 

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