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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Today

Southwest winds 15 to 20 knots diminishing to 10 to 15 knots late in the afternoon. Partly cloudy in the morning then clearing. Waves 2 feet or less.

Tonight

West winds 10 to 15 knots becoming north 5 to 10 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less.

Tuesday

North winds 5 to 10 knots increasing to 10 to 15 knots early in the afternoon. Partly cloudy early in the morning becoming mostly cloudy. Waves 2 feet or less.

Tuesday Night

Northeast winds 10 to 15 knots increasing to 15 to 20 knots after midnight. Light rain likely until early morning. Rain after midnight. Waves 1 to 3 feet.

wave heights are for ice free areas.

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