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Casey Junior High School, IL 7-Day Night Weather Forecast
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Casey Junior High School, IL Weather Forecast
Casey Junior High School, IL Weather Forecast Date: 1102 AM CDT Tue Oct 13 2026
The area/counties/county of: Jefferson, including the city of Mount Vernon.or toggle through each period.
Today... Sunny, hot with highs in the mid 90s. Southwest winds 10 to 15 mph.
Tonight... Clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 20%.
Wednesday... A chance of thunderstorms. Showers. Highs in the lower 80s. Southwest winds 5 to 10 mph, becoming northwest in the afternoon. Chance of rain 90%.
Wednesday Night... Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely after midnight. Lows in the mid 60s. North winds around 5 mph in the evening, becoming light and variable. Chance of rain 70%.
Thursday... A chance of thunderstorms in the morning. Showers likely. Highs in the mid 80s. Southeast winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon. Chance of rain 70%.
Thursday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Cooler with lows in the lower 50s. Chance of rain 50%.
Friday... Partly sunny in the morning, then clearing. Breezy and much cooler with highs in the lower 60s.
Friday Night... Mostly clear. Lows in the upper 30s.
Saturday... Clear. Highs in the lower 60s. Lows in the mid 30s.
Saturday Night... Clear. Highs in the lower 60s. Lows in the mid 30s.
Sunday... Sunny. Highs around 70.
Sunday Night... Partly cloudy. Lows in the mid 40s. Highs in the lower 70s.
POP = Probability of Precipitation
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