Coastal Waters Forecast for Port Sanilac to Port Huron MI (LHZ443) (Text-Only)
NWS Forecast for: Port Sanilac to Port Huron MI (LHZ443)
Issued by: National Weather Service Detroit/Pontiac, MI
Last Update: 353 PM EDT Sat Jul 5 2025


Tonight: South winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet.

Sunday: Southwest winds 10 to 15 knots. Mostly sunny with a slight chance of showers in the morning, then partly cloudy with showers likely and a chance of thunderstorms in the afternoon. Waves 2 feet or less.

Sunday Night: Northwest winds 10 to 15 knots. Mostly cloudy. Light showers likely and a chance of thunderstorms in the evening, then a chance of showers after midnight. Waves 1 to 3 feet.

Monday: North winds 10 to 15 knots. Mostly cloudy with a chance of showers in the morning, then partly cloudy in the afternoon. Waves 1 to 3 feet.

see lake huron open lake forecast for days 3 through 5.







Zone Forecast: Port Sanilac to Port Huron MI (LHZ443)

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