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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Today

Southeast winds 10 to 15 knots. Mostly cloudy. A slight chance of showers in the afternoon. Waves 1 to 3 feet.

Tonight

Southeast winds 10 to 15 knots. Cloudy. A slight chance of showers early in the evening, then a chance of showers in the late evening and early morning. Showers likely after midnight. Waves 1 to 3 feet.

Sunday

Northeast winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Mostly cloudy with a chance of showers early in the morning, then partly cloudy in the late morning and afternoon. Waves 1 to 3 feet building to 3 to 5 feet in the late morning and afternoon. Waves occasionally around 7 feet. A small craft advisory may be needed.

Sunday Night

Northeast winds 20 to 25 knots. Partly cloudy. Waves 4 to 6 feet. Waves occasionally around 7 feet.

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