7-Day Zone Forecast for St. Clair County (Text-Only)
NWS Forecast for: St. Clair County
Issued by: National Weather Service Detroit/Pontiac, MI
Last Update: 339 PM EDT Thu Jun 18 2026


Tonight: Clear. Lows in the lower 50s. West winds 5 to 15 mph.

Juneteenth: Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. West winds 5 to 15 mph with gusts up to 25 mph.

Friday Night: Partly cloudy. Lows in the lower 50s. Northwest winds up to 10 mph.

Saturday: Showers likely and a chance of thunderstorms in the afternoon. Highs in the mid 70s. West winds up to 10 mph. Chance of rain 60 percent.

Saturday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Northwest winds up to 5 mph.

Sunday: Mostly sunny in the morning, then becoming mostly cloudy. Highs in the mid 70s.

Sunday Night: Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. Chance of rain 70 percent.

Monday: Mostly cloudy in the morning, then becoming partly cloudy. A 40 percent chance of showers. Highs in the lower 70s.

Monday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s.

Tuesday: Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s.

Tuesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.

Wednesday: Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.

Wednesday Night: Partly cloudy. A chance of showers. Lows in the mid 50s. Chance of rain 30 percent.

Thursday: Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.







Zone Forecast: St. Clair County

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