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Glenn, IL 7-Day Night Weather Forecast
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Glenn, IL Weather Forecast
Glenn, IL Weather Forecast Date: 237 PM CDT Thu Sep 03 2026
The area/counties/county of: Jackson, including the cities of: Carbondale and Murphysboro.or toggle through each period.
This Afternoon... Mostly sunny. Hot. Near steady temperature in the upper 90s. South winds around 5 mph. Highest heat index readings heat index readings up to 107.
Tonight... Clear. Lows in the mid 70s. South winds around 5 mph.
Friday... Sunny, hot with highs in the upper 90s. Southwest winds around 5 mph. Highest heat index readings heat index readings up to 106 in the afternoon.
Friday Night... Mostly clear. Lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable.
Saturday... Sunny, hot with highs in the upper 90s. Northwest winds around 5 mph. Highest heat index readings heat index readings up to 106 in the afternoon.
Saturday Night... Mostly clear. Lows around 70. Highs in the mid 90s.
Sunday... Mostly clear. Lows around 70. Highs in the mid 90s.
Monday... Mostly clear. Lows around 70. Highs in the mid 90s.
Tuesday... Mostly clear. Lows around 70. Highs in the mid 90s.
Tuesday Night... Mostly clear. Hot. Lows in the mid 70s. Highs in the upper 90s.
POP = Probability of Precipitation
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