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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Tonight

East winds 15 to 20 knots. Mostly cloudy. Waves 3 to 5 feet. Waves occasionally around 7 feet.

Saturday

East winds 20 to 25 knots. Gusts to 30 knots in the late morning and afternoon. A chance of showers early in the morning, then showers in the late morning and afternoon. Waves 5 to 7 feet. Waves occasionally around 10 feet.

Saturday Night

East winds 20 to 25 knots with gusts to 30 knots becoming south 10 to 15 knots after midnight. Rain showers early in the evening, then showers likely in the late evening and early morning. Waves 5 to 7 feet. Waves occasionally around 10 feet.

Sunday

West winds 5 to 10 knots backing to the southeast early in the afternoon. Mostly cloudy. A chance of showers early in the afternoon. Waves 2 to 4 feet subsiding to 2 feet or less in the late morning and afternoon.

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