| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 950 AM EDT Thu Mar 12 2026 | |
Rest Of Today: Northwest winds 15 to 20 knots. Gusts to 30 knots late in the morning. Sunny late in the morning becoming partly cloudy. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally around 8 feet. Tonight: Northwest winds 10 to 15 knots backing to the southwest in the late evening and early morning, then becoming south to 30 knots with gusts to 35 knot gales after midnight. Mostly clear until early morning. Snow after midnight. Waves 1 to 3 feet building to 4 to 6 feet after midnight. Waves occasionally around 8 feet. Friday: South gales to 35 knot gales becoming southwest to 30 knots in the late morning and afternoon. Gusts to 45 knot gales. Snow until late afternoon. Light rain in the late morning and early afternoon, then a chance of light rain and snow early in the afternoon. Waves 8 to 12 feet subsiding to 4 to 6 feet early in the afternoon. Waves occasionally around 15 feet. Friday Night: West gales to 35 knot gales becoming northwest to 30 knots in the late evening and overnight. Gusts to 40 knot gales. Mostly cloudy early in the evening becoming partly cloudy. A chance of light rain and snow early in the evening. Waves 5 to 7 feet. Waves occasionally around 10 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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