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: 334 AM EST Thu Feb 26 2026


Today: Southwest winds 5 to 10 knots. Mostly sunny in the morning becoming partly cloudy. Waves 2 feet or less.

Tonight: Southwest winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less.

Friday: Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Partly cloudy. Waves 1 to 3 feet.

Friday Night: Southwest winds 20 to 25 knots with gusts to 30 knots becoming west 15 to 20 knots in the late evening and overnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. A small craft advisory may be needed.

wave heights are for ice free areas.

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







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

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