Hazardous Weather Conditions

Last Update: 1004 AM EDT Sun Oct 4 2026

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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Rest Of Today
Southwest winds 10 to 15 knots. Mostly sunny. Waves 2 feet or less.
Tonight
Northwest winds 15 to 20 knots. Mostly clear. Waves 1 to 3 feet building to 2 to 4 feet in the late evening and overnight.
Monday
Northwest winds 15 to 20 knots. Sunny. Waves 3 to 5 feet. Waves occasionally around 7 feet. A small craft advisory may be needed.
Monday Night
Northwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight.

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



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1004 AM EDT Sun Oct 4 2026
 
 

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