| NWS Forecast for: St. Clair County Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 358 AM EDT Sun Mar 29 2026 | |
| Today: Mostly cloudy. Highs in the mid 50s. Southwest winds 5 to 15 mph. Tonight: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Monday: Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Monday Night: A chance of rain in the evening, then rain likely and a chance of thunderstorms after midnight. Near steady temperature in the mid 50s. South winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent. Tuesday: Rain and a chance of thunderstorms. Highs in the upper 60s. Southwest winds 10 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent. Tuesday Night: Cloudy. Rain and a chance of thunderstorms in the evening, then a chance of rain after midnight. Lows in the upper 30s. Chance of rain 80 percent. Wednesday: Mostly cloudy with a 40 percent chance of rain. Highs in the lower 40s. Wednesday Night: Mostly cloudy. A chance of rain and snow after midnight. Lows around 30. Chance of precipitation 30 percent. Thursday: Mostly cloudy with a chance of rain and snow. Highs in the mid 40s. Chance of precipitation 50 percent. Thursday Night: Rain likely. Near steady temperature in the mid 30s. Chance of rain 70 percent. Friday: Cloudy with a 50 percent chance of rain. Highs in the mid 50s. Friday Night: Cloudy with a 40 percent chance of rain. Lows around 40. Saturday: Cloudy with a 50 percent chance of rain. Highs in the lower 60s. | |
| Zone Forecast: St. Clair County | |
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