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

29°F

-2°C

Humidity 74%
Wind Speed SW 9 G 16 mph
Barometer 30.19 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Jan 5:15 am CST
Extended Forecast for

Wilmington IL

  • Today

    Today: Mostly sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of sprinkles after noon. Mostly cloudy, with a high near 48. West southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Slight Chance
    Sprinkles

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 36. Breezy, with a north wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 36 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 16. Blustery.

    Low: 16 °F

    Chance Snow
    Showers and
    Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

  • Friday

    Friday: Scattered snow showers. Cloudy, with a high near 34.

    High: 34 °F

    Scattered
    Snow Showers

Detailed Forecast

Today
Mostly sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 32. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of sprinkles after noon. Mostly cloudy, with a high near 48. West southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 34. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 36. Breezy, with a north wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 16. Blustery.
Thursday
Mostly sunny, with a high near 27.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
Scattered snow showers. Cloudy, with a high near 34.
Friday Night
Scattered snow showers. Mostly cloudy, with a low around 19.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 22.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 18.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
Last Update:
2:31 am CST Jan 12, 2026
Forecast Valid:
5am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation