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

Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Overcast

62°F

17°C

Humidity 32%
Wind Speed S 12 G 18 mph
Barometer 30.04 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 29 Mar 6:35 pm CDT
Extended Forecast for

Wilmington IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. South southwest wind 10 to 15 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 79. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.

    High: 79 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 41. West wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Cloudy, with a high near 47.

    High: 47 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 38. Breezy. Chance of precipitation is 80%.

    Low: 38 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Showers. Cloudy, with a high near 56.

    High: 56 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. South southwest wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 79. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 41. West wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers. Cloudy, with a high near 47.
Wednesday Night
Showers. Low around 38. Breezy. Chance of precipitation is 80%.
Thursday
Showers. Cloudy, with a high near 56.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 40.
Friday
A chance of showers after 1pm. Mostly cloudy, with a high near 62.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46.
Saturday
Showers likely. Mostly cloudy, with a high near 70.
Saturday Night
Showers likely. Mostly cloudy, with a low around 44.
Sunday
A chance of showers. Mostly cloudy, with a high near 57. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
Last Update:
3:41 pm CDT Mar 29, 2026
Forecast Valid:
6pm CDT Mar 29, 2026-6pm CDT Apr 5, 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