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

20°F

-7°C

Humidity 75%
Wind Speed NW 8 mph
Barometer 30.03 in
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 17 Mar 2:55 am CDT
Extended Forecast for

Wilmington IL

  • Overnight

    Overnight: A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a steady temperature around 15. Wind chill values as low as -1. West northwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Chance Snow

  • Tuesday

    Tuesday: Scattered flurries before 7am. Increasing clouds, with a high near 24. Wind chill values as low as -2. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 24 °F

    Scattered
    Flurries

  • Tuesday Night

    Tuesday Night: Snow, mainly after 10pm. Low around 23. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Snow Likely
    then Snow

  • Wednesday

    Wednesday: Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 44. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Snow Likely
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. West southwest wind around 5 mph becoming calm.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a steady temperature around 15. Wind chill values as low as -1. West northwest wind around 15 mph, with gusts as high as 20 mph.
Tuesday
Scattered flurries before 7am. Increasing clouds, with a high near 24. Wind chill values as low as -2. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Snow, mainly after 10pm. Low around 23. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 44. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, with a low around 34. West southwest wind around 5 mph becoming calm.
Thursday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 58.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly cloudy, with a high near 64.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly cloudy, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 48.
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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:
2:05 am CDT Mar 17, 2026
Forecast Valid:
3am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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