| NWS Forecast for: St. Clair County Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 331 PM EST Mon Mar 2 2026 |  |
| Tonight: Partly cloudy. Lows around 20. Southeast winds up to 5 mph. Tuesday: Mostly cloudy. A chance of rain in the afternoon. Highs in the lower 40s. East winds up to 5 mph. Chance of rain 30 percent. Tuesday Night: Partly cloudy. Lows in the mid 20s. Northwest winds up to 5 mph. Wednesday: Partly cloudy. Highs in the upper 40s. Southeast winds up to 5 mph. Wednesday Night: Mostly cloudy with a 50 percent chance of rain. Lows in the lower 30s. East winds up to 5 mph. Thursday: Cloudy. A chance of rain in the morning, then rain in the afternoon. Highs in the upper 40s. Chance of rain 80 percent. Thursday Night: Cloudy. Rain likely in the evening. Lows in the upper 30s. Chance of rain 60 percent. Friday: Cloudy. A chance of rain in the afternoon. Highs in the mid 50s. Chance of rain 40 percent. Friday Night: Rain. Near steady temperature in the lower 50s. Chance of rain 80 percent. Saturday: Rain likely. Highs in the lower 60s. Chance of rain 70 percent. Saturday Night: Mostly cloudy with a 30 percent chance of rain. Lows in the upper 30s. Sunday: Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 50s. Sunday Night: Mostly clear. Lows around 40. Monday: Mostly sunny. Highs in the upper 50s. | |
| Zone Forecast: St. Clair County | |
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