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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Tonight

South winds 5 to 10 knots veering to the west after midnight. Mostly cloudy. Thunderstorms likely and a chance of showers in the evening, then a slight chance of showers and thunderstorms after midnight. Waves 2 feet or less.

Tuesday

West winds 5 to 10 knots veering to the northwest early in the afternoon. Partly cloudy with a slight chance of showers in the morning, then mostly sunny in the afternoon. Waves 2 feet or less.

Tuesday Night

North winds 5 to 10 knots backing to the west after midnight. Mostly clear. Waves 2 feet or less.

Wednesday

Southwest winds 5 to 10 knots. Sunny. Waves 2 feet or less.

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