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Field School, MO Weather Forecast
Field School, MO Weather Forecast Date: 1002 PM CDT Thu Sep 10 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.
Tonight... Mostly cloudy. Patchy fog after midnight. Lows in the upper 60s. North winds around 5 mph this evening, becoming light and variable.
Friday... Mostly cloudy. Patchy fog in the morning. A slight chance of showers in the afternoon. Highs in the lower 80s. Southeast winds around 5 mph. Chance of rain 20%.
Friday Night... Partly cloudy. Lows in the upper 60s. South winds around 5 mph.
Saturday... Mostly sunny. Humid with highs around 90. Southwest winds around 5 mph.
Saturday Night... Partly cloudy. Lows in the upper 60s. Southwest winds around 5 mph in the evening, becoming light and variable.
Sunday... Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20%.
Sunday Night... Partly cloudy. Lows in the upper 60s.
Monday... Mostly clear. Highs in the lower 90s. Lows around 70.
Monday Night... Mostly clear. Highs in the lower 90s. Lows around 70.
Tuesday... Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30%. Heat index values up to 100 in the afternoon.
Tuesday Night... A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40%.
Wednesday... Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. Lows in the mid 60s. Chance of rain 50%.
Wednesday Night... Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. Lows in the mid 60s. Chance of rain 50%.
POP = Probability of Precipitation
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