National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

68°F

20°C

Humidity 59%
Wind Speed S 7 mph
Barometer 30.03 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 15 Sep 12:15 am CDT
Extended Forecast for

Carbon Hill IL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 10am, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 84. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 66. Northwest wind 5 to 10 mph becoming north northeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. East northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. East northeast wind around 5 mph becoming calm after midnight.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Showers and thunderstorms likely, mainly before 10am, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 84. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 66. Northwest wind 5 to 10 mph becoming north northeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 76. East northeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. East northeast wind around 5 mph becoming calm after midnight.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 67.
Friday
Partly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 69.
Saturday
A chance of showers. Mostly sunny, with a high near 88.
Saturday Night
A chance of showers. Partly cloudy, with a low around 67.
Sunday
A chance of showers. Partly sunny, with a high near 81.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62.
Monday
A chance of showers. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carbon Hill IL
 41.29°N 88.3°W
Last Update:
9:11 pm CDT Sep 14, 2026
Forecast Valid:
12am CDT Sep 15, 2026-6pm CDT Sep 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation