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

35°F

2°C

Humidity 56%
Wind Speed N 5 mph
Barometer 30.13 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 14 Mar 2:15 am CDT
Extended Forecast for

Wilmington IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. North wind around 5 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow showers between 9am and 1pm. Mostly cloudy, with a high near 44. East northeast wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Cloudy, with a low around 39. East southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Cloudy then
    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 65. Breezy, with a south wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.

    High: 65 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Rain showers before 1am, then snow showers likely, possibly mixed with rain between 1am and 4am, then snow showers likely after 4am. Patchy blowing snow after 2am. Low around 21. Breezy, with a south wind 20 to 25 mph becoming northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%.

    Low: 21 °F

    Showers and
    Breezy then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow showers likely, mainly before 1pm. Patchy blowing snow. Cloudy, with a high near 26. Blustery. Chance of precipitation is 70%.

    High: 26 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 10. Blustery.

    Low: 10 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. North wind around 5 mph.
Saturday
A slight chance of snow showers between 9am and 1pm. Mostly cloudy, with a high near 44. East northeast wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of showers after 1am. Cloudy, with a low around 39. East southeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 65. Breezy, with a south wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.
Sunday Night
Rain showers before 1am, then snow showers likely, possibly mixed with rain between 1am and 4am, then snow showers likely after 4am. Patchy blowing snow after 2am. Low around 21. Breezy, with a south wind 20 to 25 mph becoming northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%.
Monday
Snow showers likely, mainly before 1pm. Patchy blowing snow. Cloudy, with a high near 26. Blustery. Chance of precipitation is 70%.
Monday Night
Mostly cloudy, with a low around 10. Blustery.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 58.
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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:
2:06 am CDT Mar 14, 2026
Forecast Valid:
2am CDT Mar 14, 2026-6pm CDT Mar 20, 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