Last Update: 951 AM EDT Tue Apr 28 2026

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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Rest Of Today
Southwest winds 15 to 20 knots becoming west 10 to 15 knots late in the afternoon. Partly cloudy. Waves 5 to 7 feet subsiding to 1 to 3 feet. Waves occasionally around 10 feet.
Tonight
West winds 10 to 15 knots becoming northwest 5 to 10 knots in the late evening and early morning, then veering to the north after midnight. Partly cloudy until early morning becoming mostly cloudy. A slight chance of showers after midnight. Waves 2 feet or less.
Wednesday
North winds 10 to 15 knots. Mostly cloudy until late afternoon becoming partly cloudy. A chance of showers until late afternoon. Waves 1 to 3 feet.
Wednesday Night
Northwest winds 10 to 15 knots. Partly cloudy until early morning then clearing. Waves 1 to 3 feet.

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



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951 AM EDT Tue Apr 28 2026
 
 

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