Coastal Waters Forecast for Harbor Beach to Port Sanilac MI (LHZ442) (Text-Only)
NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442)
Issued by: National Weather Service Detroit/Pontiac, MI
Last Update: 944 AM EST Mon Nov 10 2025
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Rest Of Today: North winds to 30 knots becoming northwest 20 to 25 knots in the afternoon. Mostly cloudy. A chance of light snow late in the morning, then light snow likely in the afternoon. Waves 8 to 12 feet. Waves occasionally around 15 feet.

Tonight: Northwest winds 20 to 25 knots. Gusts to 30 knots early in the evening. Mostly cloudy until early morning becoming partly cloudy. Light snow likely. A slight chance of waterspouts in the late evening and early morning. Waves 5 to 7 feet. Waves occasionally around 10 feet.

Tuesday: West winds 20 to 25 knots diminishing to 15 to 20 knots in the late morning and afternoon. Partly cloudy early in the morning becoming mostly cloudy. A slight chance of waterspouts early in the morning. Light snow likely and a chance of until late afternoon. A chance of light rain and snow early in the afternoon. Waves 3 to 5 feet subsiding to 2 to 4 feet early in the afternoon. Waves occasionally around 7 feet.

Tuesday Night: Southwest winds 20 to 25 knots with gusts to 30 knots diminishing to 15 to 20 knots after midnight. Cloudy. A chance of light snow early in the evening, then a chance of light rain and snow in the late evening and overnight. Waves 2 to 4 feet.

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







Zone Forecast: Harbor Beach to Port Sanilac MI (LHZ442)

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