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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Rest Of Today

Northwest winds 20 to 25 knots. Mostly cloudy. Light rain likely late in the morning, then a chance of light rain in the afternoon. Waves 5 to 7 feet. Waves occasionally around 10 feet.

Tonight

Northwest winds 20 to 25 knots diminishing to 15 to 20 knots in the late evening and overnight. Cloudy with a chance of light rain. Waves 4 to 6 feet. Waves occasionally around 8 feet.

Sunday

Northwest winds 15 to 20 knots diminishing to 10 to 15 knots in the late morning and afternoon. Cloudy. A slight chance of light rain until late afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the afternoon.

Sunday Night

Northwest winds 10 to 15 knots becoming west 5 to 10 knots in the late evening and overnight. Partly cloudy. Waves 2 feet or less.

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