| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 939 AM EDT Thu Jun 4 2026 | |
| Rest Of Today: South winds 5 to 10 knots. Mostly sunny. Waves 2 feet or less. Tonight: Southwest winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Partly cloudy. Waves 2 feet or less. Friday: Southwest winds 10 to 15 knots. Partly cloudy. A chance of showers and thunderstorms early in the afternoon. Waves 2 feet or less. Friday Night: Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the late evening and overnight. Light showers and a chance of thunderstorms. 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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