| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 351 AM EDT Sat Jun 13 2026 |  |
Today: Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the afternoon. Mostly sunny. Waves 1 to 3 feet. Tonight: Southwest winds 15 to 20 knots becoming west 10 to 15 knots in the late evening and early morning, then veering to the north after midnight. Partly cloudy early in the evening, then mostly cloudy with a chance of showers and thunderstorms in the late evening and early morning. Mostly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Waves 1 to 3 feet. Sunday: North winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon, then diminishing to 5 to 10 knots early in the afternoon. Mostly cloudy with showers likely until late afternoon, then partly cloudy early in the afternoon. Waves 2 feet or less. Sunday Night: North winds 5 to 10 knots backing to the west in the late evening and early morning, then increasing to 10 to 15 knots after midnight. Partly cloudy until early morning then clearing. 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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