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Detroit/Pontiac, MI Local Forecast Office

12NM N Port Sanilac MI

Marine Zone Forecast

Rest Of Tonight

Northeast winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Cloudy. A slight chance of light rain this evening, then a chance of light rain and snow after midnight. Waves 1 to 3 feet.

Sunday

Northeast winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots in the late morning and afternoon. Cloudy. Light rain likely early in the morning, then light rain and snow likely in the late morning and afternoon. Waves 3 to 5 feet building to 6 to 9 feet early in the afternoon. Waves occasionally around 12 feet.

Sunday Night

Northeast winds to 30 knots becoming north 20 to 25 knots in the late evening and overnight. Cloudy. A slight chance of light rain early in the evening. A chance of light snow until early morning. Waves 8 to 12 feet. Waves occasionally around 15 feet.

Monday

North winds 20 to 25 knots becoming northwest 15 to 20 knots early in the afternoon. Mostly cloudy with a chance of light snow early in the morning, then partly cloudy with light snow likely in the late morning and afternoon. Waves 6 to 9 feet. Waves occasionally around 12 feet.

small craft advisory conditions are expected to continue beyond the forecast period. Please refer to the open lakes forecast for more information.

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