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.

Overcast

52°F

11°C

Humidity 85%
Wind Speed NE 15 mph
Barometer 29.98 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 25 Apr 9:35 am CDT
Extended Forecast for

Wilmington IL

  • Today

    Today: Mostly cloudy early, then gradual clearing, with a high near 68. Northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 68 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 45. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 73. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Some of the storms could be severe and produce heavy rainfall. Mostly cloudy, with a high near 76. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 76 °F

    Chance
    T-storms then
    Severe
    Thunderstorms
    and Breezy

  • Monday Night

    Monday Night: Showers and thunderstorms before 1am, then a slight chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 52. Chance of precipitation is 90%.

    Low: 52 °F

    Severe
    Thunderstorms

  • Tuesday

    Tuesday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy early, then gradual clearing, with a high near 68. Northeast wind around 15 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 45. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 73. East wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 53. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Showers and thunderstorms likely, mainly after 1pm. Some of the storms could be severe and produce heavy rainfall. Mostly cloudy, with a high near 76. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms before 1am, then a slight chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 52. Chance of precipitation is 90%.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
Last Update:
8:51 am CDT Apr 25, 2026
Forecast Valid:
9am CDT Apr 25, 2026-6pm CDT May 1, 2026
 
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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