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Colp, IL 7-Day Night Weather Forecast
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Colp, IL Weather Forecast
Colp, IL Weather Forecast Date: 932 PM CDT Fri Sep 04 2026
The area/counties/county of: Williamson, including the city of Herrin.or toggle through each period.
Tonight... Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph this evening, becoming light and variable.
Saturday... Sunny, hot with highs around 100. Northwest winds around 5 mph. Highest heat index readings heat index readings up to 106 in the afternoon.
Saturday Night... Mostly clear. Lows in the lower 70s. Northwest winds around 5 mph, becoming northeast after midnight.
Sunday... Sunny. Highs in the mid 90s. Northeast winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows in the mid 60s. Northeast winds 5 to 10 mph.
Labor Day... Sunny. Highs in the lower 90s.
Monday Night... Clear. Lows in the upper 60s.
Tuesday... Sunny, hot with highs in the mid 90s.
Tuesday Night... Clear. Lows in the lower 70s.
Wednesday... Mostly clear. Hot. Highs in the upper 90s. Lows in the mid 70s.
Wednesday Night... Mostly clear. Hot. Highs in the upper 90s. Lows in the mid 70s.
Thursday... Mostly sunny. Hot with highs in the mid 90s.
Thursday Night... Mostly clear. Lows in the upper 60s. Highs in the lower 90s.
POP = Probability of Precipitation
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