Severe Weather and Flooding Threat in the Central U.S. and Mid-Atlantic; Dangerous Heat in the West and Southern Plains

Severe thunderstorms and heavy rain are expected across the central High Plains into parts of the central and southern Plains and in the the Mid-Atlantic today. Intense, dangerous heat will persist across the West, Southwest, and Southern Plains into the end of the week. Elevated to critical fire weather conditions expected in the Great Basin and Four Corners region. Read More >

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Mostly Cloudy

78°F

26°C

Humidity 43%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 23 Jun 3:55 pm CDT
Extended Forecast for

Wilmington IL

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 9pm.  Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 80. West wind 5 to 10 mph.

    High: 80 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am.  Mostly cloudy, with a low around 60. West northwest wind around 5 mph becoming east northeast after midnight.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am.  Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 1am.  Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Showers and thunderstorms likely, mainly before 9pm. Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 80. West wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 60. West northwest wind around 5 mph becoming east northeast after midnight.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A chance of showers after 1am. Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
2:46 pm CDT Jun 23, 2026
4pm CDT Jun 23, 2026-6pm CDT Jun 30, 2026
 
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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