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Webster School, MO Weather Forecast
Webster School, MO Weather Forecast Date: 827 AM CDT Mon Sep 14 2026
The area/counties/county of: Madison County Il, including the cities of: Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis.or toggle through each period.
Today... Sunny. Highs in the upper 80s. Southeast winds 10 to 15 mph.
Tonight... Mostly clear. Not as cool with lows in the lower 70s. Southeast winds 10 to 15 mph.
Tuesday... Sunny. A chance of showers and thunderstorms in the afternoon. Warmer with highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 50%. Heat index values up to 108.
Tuesday Night... Partly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Humid with lows in the lower 70s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 50%. Heat index values up to 103 early in the evening.
Wednesday... Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Hot with highs in the mid 90s. Southeast winds around 5 mph, becoming southwest around 5 mph in the afternoon. Chance of rain 20%. Heat index values up to 106.
Wednesday Night... Mostly clear. Hot. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 105.
Thursday... Mostly clear. Hot. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 105.
Thursday Night... Partly cloudy. Lows in the lower 70s. Highs in the lower 90s. Heat index values up to 100.
Friday... Partly cloudy. Lows in the lower 70s. Highs in the lower 90s. Heat index values up to 100.
Saturday... Partly cloudy. Lows in the lower 70s. Highs in the lower 90s. Heat index values up to 100.
Saturday Night... Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 20%.
POP = Probability of Precipitation
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