| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 1005 AM EDT Sat Sep 20 2025 |  |
Rest Of Today: East winds 10 to 15 knots. Mostly sunny. Waves 1 to 3 feet. Tonight: East winds 15 to 20 knots becoming southeast 10 to 15 knots after midnight. Partly cloudy. A slight chance of showers after midnight. Waves 2 to 4 feet. Sunday: Southeast winds 10 to 15 knots. Partly cloudy with a chance of showers until late afternoon, then mostly cloudy with showers likely early in the afternoon. Waves 2 to 4 feet. Sunday Night: South winds 10 to 15 knots. Light showers and a chance of thunderstorms until early morning, then a chance of showers after midnight. A chance of waterspouts. Waves 1 to 3 feet. see lake huron open lake forecast for days 3 through 5. | |
| Zone Forecast: Harbor Beach to Port Sanilac MI (LHZ442) | |
Visit your local NWS office at: https://www.weather.gov/dtx |