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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Tonight

North winds 15 to 20 knots. Partly cloudy in the evening then clearing. Waves 3 to 5 feet. Waves occasionally around 7 feet.

Wednesday

North winds 15 to 20 knots. Sunny. Waves 4 to 6 feet. Waves occasionally around 7 feet.

Wednesday Night

North winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and overnight. Clear. Waves 3 to 5 feet subsiding to 2 to 4 feet after midnight. Waves occasionally around 7 feet.

Thursday

North winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon, then diminishing to 5 to 10 knots early in the afternoon. Sunny. Waves 1 to 3 feet.

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