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

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

54°F

12°C

Humidity 39%
Wind Speed NW 10 G 22 mph
Barometer 30.19 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 5 Apr 4:15 pm CDT
Extended Forecast for

Wilmington IL

  • Tonight

    Tonight: Isolated showers between 1am and 2am. Mostly clear during the evening, then mostly cloudy overnight, with a low around 37. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Mostly Clear
    then Isolated
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 52. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Northwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45. East wind around 5 mph, with gusts as high as 10 mph.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. East wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. Breezy.

    High: 67 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers between 1am and 2am. Mostly clear during the evening, then mostly cloudy overnight, with a low around 37. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 52. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 28. Northwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 45. East wind around 5 mph, with gusts as high as 10 mph.
Tuesday Night
Mostly cloudy, with a low around 36. East wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Partly sunny, with a high near 67. Breezy.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54.
Thursday
A chance of showers. Partly sunny, with a high near 71.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 48.
Friday
A chance of showers. Mostly cloudy, with a high near 64.
Friday Night
A chance of showers. Mostly cloudy, with a low around 45.
Saturday
A chance of showers. Partly sunny, with a high near 68.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 55.
Sunday
A chance of showers. Mostly cloudy, with a high near 80.
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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:
3:46 pm CDT Apr 5, 2026
Forecast Valid:
4pm CDT Apr 5, 2026-6pm CDT Apr 12, 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