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Miller School, IL Weather Forecast
Miller School, IL Weather Forecast Date: 608 PM CDT Wed Sep 09 2026
The area/counties/county of: Saint Clair County Il, including the cities of: Belleville and Cahokia.or toggle through each period.
Tonight... Partly cloudy this evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers this evening, then showers after midnight. Lows in the lower 70s. South winds around 5 mph, becoming west after midnight. Chance of rain 80%. Heat index values up to 100 early this evening.
Thursday... Cloudy with a chance of thunderstorms. Showers, mainly in the morning. Cooler with highs in the lower 80s. North winds around 5 mph. Chance of rain 80%.
Thursday Night... Mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.
Friday... Mostly cloudy in the morning, then becoming partly sunny. A 20% chance of showers. Highs in the lower 80s. East winds around 5 mph.
Friday Night... Partly cloudy. Lows in the upper 60s. Southeast winds around 5 mph.
Saturday... 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%.
Saturday Night... Partly cloudy. Lows in the upper 60s. Highs around 90. Heat index values up to 100.
Sunday... Partly cloudy. Lows in the upper 60s. Highs around 90. Heat index values up to 100.
Sunday Night... Mostly clear. Lows in the upper 60s. Highs in the lower 90s. Heat index values up to 105.
Monday... Mostly clear. Lows in the upper 60s. Highs in the lower 90s. Heat index values up to 105.
Monday Night... Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20%.
Tuesday... Sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs around 90. Chance of rain 30%. Heat index values up to 100.
Tuesday Night... Partly cloudy with a 40% chance of showers. Lows in the upper 60s.
POP = Probability of Precipitation
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