Last Update: 347 PM EDT Fri Apr 18 2025

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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Tonight
Southwest winds 10 to 15 knots increasing to 15 to 20 knots early in the morning. Mostly cloudy with a chance of showers and thunderstorms. Waves 1 to 3 feet.
Saturday
Northwest winds 10 to 15 knots. Mostly cloudy with a chance of showers in the morning, then partly cloudy in the afternoon. Waves 1 to 3 feet.
Saturday Night
North winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Partly cloudy. Waves 1 to 3 feet.
Sunday
North winds 10 to 15 knots becoming northeast 5 to 10 knots in the late morning and early afternoon, then increasing to 10 to 15 knots early in the afternoon. Mostly sunny in the morning becoming partly cloudy. Waves 1 to 3 feet.

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



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347 PM EDT Fri Apr 18 2025
 
 

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