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: 316 PM EDT Mon Jun 9 2025




Tonight: South winds 10 to 15 knots becoming southwest 5 to 10 knots after midnight, then increasing to 10 to 15 knots early in the morning. Mostly cloudy with scattered showers and a chance of thunderstorms in the evening, then mostly clear after midnight. Waves 2 feet or less.

Tuesday: West winds 10 to 15 knots. Mostly sunny with isolated showers in the morning, then partly cloudy with scattered showers and a slight chance of thunderstorms in the afternoon. Waves 2 feet or less.

Tuesday Night: West winds 10 to 15 knots becoming southwest 5 to 10 knots in the late evening and overnight. Partly cloudy in the evening then clearing. Waves 2 feet or less.

Wednesday: Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Mostly sunny. Waves 2 feet or less.

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







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

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