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: 359 AM EDT Sat May 30 2026




Today: North winds 10 to 15 knots. Sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon.

Tonight: North winds 10 to 15 knots until early morning becoming light and variable. Clear. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight.

Sunday: Light and variable winds becoming northeast 5 to 10 knots in the late morning and afternoon. Sunny. Waves 2 feet or less.

Sunday Night: East winds 5 to 10 knots early in the evening becoming light and variable. Clear. Waves 2 feet or less.

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







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

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