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: 310 AM EST Mon Dec 1 2025




Today: West winds 10 to 15 knots becoming southwest 5 to 10 knots in the late morning and early afternoon, then increasing to 10 to 15 knots late in the afternoon. Mostly sunny in the morning becoming mostly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet in the late morning and afternoon. Waves occasionally around 7 feet.

Tonight: Southwest winds 10 to 15 knots. Cloudy. A slight chance of light snow early in the evening, then a chance of light snow in the late evening and overnight. Waves 2 feet or less.

Tuesday: West winds 10 to 15 knots diminishing to 5 to 10 knots in the late morning and early afternoon, then increasing to 10 to 15 knots early in the afternoon. Partly cloudy early in the morning then clearing. Waves 2 feet or less.

Tuesday Night: West winds 10 to 15 knots becoming southwest 15 to 20 knots in the late evening and overnight. Partly cloudy until early morning becoming mostly cloudy. Waves 1 to 3 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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