| NWS Forecast for: St. Clair County Issued by: National Weather Service Saint Louis, MO Last Update: 1227 AM CST Sat Mar 7 2026 |  |
Rest Of Tonight: Rain with a chance of thunderstorms. Some thunderstorms may be severe with damaging winds and large hail. Lows in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 35 mph. Chance of rain near 100 percent. Saturday: Showers in the morning, then partly sunny in the afternoon. Cooler with highs in the upper 60s. Temperature falling into the mid 50s in the afternoon. Southwest winds 10 to 15 mph, becoming northwest 15 to 20 mph in the afternoon. Chance of rain near 100 percent. Saturday Night: Mostly cloudy in the evening, then clearing. Much cooler with lows in the upper 30s. West winds 5 to 10 mph. Sunday: Sunny. Highs in the mid 60s. Southwest winds 5 to 10 mph. Sunday Night: Clear. Lows in the upper 40s. South winds 5 to 10 mph. Monday: Sunny. Not as cool with highs in the upper 70s. Monday Night: Mostly clear with a slight chance of thunderstorms. A chance of rain after midnight. Not as cool with lows in the upper 50s. Chance of rain 20 percent. Tuesday: Mostly sunny with a chance of rain with a slight chance of thunderstorms in the morning, then mostly cloudy with rain with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 80 percent. Tuesday Night: Rain with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 90 percent. Wednesday: Cloudy. Rain with a slight chance of thunderstorms in the morning, then a chance of rain in the afternoon. Much cooler with highs in the mid 60s. Chance of rain 90 percent. Wednesday Night: Mostly cloudy in the evening, then clearing. Much cooler with lows in the mid 30s. Thursday: Sunny, cooler with highs in the mid 50s. Thursday Night And Friday: Mostly cloudy. Lows in the lower 40s. Highs in the mid 60s. | |
| Zone Forecast: St. Clair County | |
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