| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 1020 AM EDT Thu Jul 31 2025 | |
Rest Of Today: Northeast winds 10 to 15 knots increasing to 15 to 20 knots in the afternoon. Partly cloudy late in the morning becoming mostly sunny. Haze. Waves 3 to 5 feet. Waves occasionally around 7 feet. Tonight: Northeast winds 20 to 25 knots diminishing to 10 to 15 knots. Clear. Waves 4 to 6 feet. Waves occasionally around 8 feet. Friday: Northeast winds 10 to 15 knots. Sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. Friday Night: North winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Clear. 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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