| NWS Forecast for: Harbor Beach to Port Sanilac MI (LHZ442) Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 341 AM EDT Sun Sep 6 2026 | |
| Today: Northeast winds 5 to 10 knots becoming north 10 to 15 knots late in the afternoon. Mostly sunny. Waves 2 feet or less. Tonight: Northeast winds 10 to 15 knots becoming east 5 to 10 knots after midnight. Clear. Waves 2 feet or less. Monday: Light and variable winds becoming east 5 to 10 knots early in the afternoon. Mostly sunny. Waves 2 feet or less. Monday Night: East winds 5 to 10 knots veering to the south 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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