| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 320 AM EDT Tue Sep 22 2026 | |
Today: Northeast winds 15 to 20 knots. Sunny. Waves 3 to 5 feet. Waves occasionally around 7 feet. Tonight: East winds 20 to 25 knots. Clear until early morning becoming partly cloudy. Waves 4 to 6 feet. Waves occasionally around 8 feet. Wednesday: East winds 20 to 25 knots diminishing to 15 to 20 knots in the late morning and afternoon. Mostly sunny. Waves 3 to 5 feet. Waves occasionally around 7 feet. Wednesday Night: East winds 20 to 25 knots diminishing to 15 to 20 knots after midnight. Mostly clear. Waves 3 to 5 feet. Waves occasionally around 7 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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