Weather WorldLake Hillcrest, IL 7-Day Night Weather Forecast
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Lake Hillcrest, IL Weather Forecast
Lake Hillcrest, IL Weather Forecast Date: 913 AM CDT Tue Aug 25 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.
Rest of Today... Mostly sunny. Highs in the mid 80s. Southeast winds around 5 mph.
Tonight... Partly cloudy. Lows in the upper 60s. Southeast winds around 5 mph.
Wednesday... Mostly sunny. Highs around 90. South winds around 5 mph, becoming west around 5 mph in the afternoon.
Wednesday Night... Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 60s. Northwest winds around 5 mph. Chance of rain 20%.
Thursday... Sunny. Highs in the mid 80s. North winds 5 to 10 mph.
Thursday Night... Mostly clear. Lows in the mid 60s. Highs in the mid 80s.
Friday... Mostly clear. Lows in the mid 60s. Highs in the mid 80s.
Saturday... Partly cloudy. Highs in the upper 80s. Lows in the upper 60s.
Saturday Night... Partly cloudy. Highs in the upper 80s. Lows in the upper 60s.
Sunday... Mostly sunny. Highs in the mid 90s.
Sunday Night... Mostly clear. Lows in the mid 70s.
POP = Probability of Precipitation
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