Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Partly Cloudy

75°F

24°C

Humidity 47%
Wind Speed NW 6 mph
Barometer 29.97 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 12:35 pm CDT
Extended Forecast for

Wilmington IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. West northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 10 mph.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 4pm.  High near 73. East southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 11pm, then showers likely.  Low around 58. East northeast wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    Low: 58 °F

    Showers

  • Monday

    Monday: A 20 percent chance of showers before 10am.  Partly sunny, with a high near 74. North northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 78. West northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Sunday
Showers, with thunderstorms also possible after 4pm. High near 73. East southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 58. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Monday
A 20 percent chance of showers before 10am. Partly sunny, with a high near 74. North northeast wind around 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 78.
Wednesday Night
A chance of showers before 1am. Partly cloudy, with a low around 58.
Thursday
A chance of showers. Partly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
12:31 pm CDT Jun 20, 2026
12pm CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database