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

40°F

4°C

Humidity 53%
Wind Speed SE 5 mph
Barometer 29.99 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 9 Feb 6:15 pm CST
Extended Forecast for

Wilmington IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. West southwest wind 10 to 15 mph becoming north northwest in the morning. Winds could gust as high as 30 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. Northwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. North northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Cloudy, with a high near 39.

    High: 39 °F

    Cloudy then
    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow

  • Friday

    Friday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 47. West southwest wind 10 to 15 mph becoming north northwest in the morning. Winds could gust as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 26. Northwest wind around 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 41. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 25. North northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
A 20 percent chance of snow after noon. Cloudy, with a high near 39.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
Sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 27.
Saturday
A chance of rain and snow after noon. Mostly cloudy, with a high near 45.
Saturday Night
Rain likely. Mostly cloudy, with a low around 32.
Sunday
A chance of rain. Partly sunny, with a high near 44.
Sunday Night
Partly cloudy, with a low around 30.
Washington's Birthday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
Last Update:
6:10 pm CST Feb 9, 2026
Forecast Valid:
6pm CST Feb 9, 2026-6pm CST Feb 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation