| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 951 AM EDT Wed Sep 16 2026 | |
Rest Of Today: North winds 10 to 15 knots. Mostly cloudy. Waves 1 to 3 feet. Tonight: Northeast winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Mostly cloudy early in the evening becoming partly cloudy. A slight chance of showers in the late evening and overnight. Waves 1 to 3 feet. Thursday: North winds 5 to 10 knots increasing to 10 to 15 knots early in the afternoon. Partly cloudy with a slight chance of showers early in the morning, then mostly sunny in the late morning and afternoon. Waves 2 feet or less. Thursday Night: North winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Mostly clear. Waves 2 feet or less. see lake huron open lake forecast for days 3 through 5. | |
| Zone Forecast: Harbor Beach to Port Sanilac MI (LHZ442) | |
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