Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Partly Cloudy

72°F

22°C

Humidity 83%
Wind Speed SW 12 G 18 mph
Barometer 29.75 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Apr 4:15 am CDT
Extended Forecast for

Wilmington IL

Flood Watch until April 15, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until April 15, 06:00am

    NOW until 6:00am Wed

    Flood Watch

  • Overnight

    Low: 67 °F

    Heavy Rain

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 4pm, then showers and thunderstorms likely after 4pm. Some of the storms could produce heavy rainfall.  High near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Heavy Rain
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then a chance of showers and thunderstorms after 4am.  Low around 62. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    T-storms

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 73. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 7pm.  Partly cloudy, with a low around 53. West northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 10%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Saturday

    Saturday: A chance of showers.  Partly sunny, with a high near 67. Breezy.

    High: 67 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 67. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm, mainly before 4pm, then showers and thunderstorms likely after 4pm. Some of the storms could produce heavy rainfall. High near 75. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Low around 62. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 73. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 53. West northwest wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 10%.
Friday
Partly sunny, with a high near 82.
Friday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 80%.
Saturday
A chance of showers. Partly sunny, with a high near 67. Breezy.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Wilmington IL
 41.31°N 88.15°W
4:26 am CDT Apr 15, 2026
4am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
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