| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 344 AM EST Thu Dec 4 2025 | |
Today: Northwest winds 20 to 25 knots with gusts to 30 knots becoming west 15 to 20 knots in the afternoon. Partly cloudy. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally around 8 feet. Tonight: Southwest winds 10 to 15 knots increasing to 20 to 25 knots. Partly cloudy. Waves 1 to 3 feet building to 2 to 4 feet after midnight. Friday: Southwest winds 20 to 25 knots diminishing to 15 to 20 knots in the late morning and afternoon. Partly cloudy. Waves 2 to 4 feet. Friday Night: Southwest winds 15 to 20 knots increasing to 20 to 25 knots in the late evening and early morning, then diminishing to 15 to 20 knots after midnight. Cloudy. A chance of light snow until early morning, then light snow likely after midnight. Waves 2 to 4 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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