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.

Fair

47°F

8°C

Humidity 74%
Wind Speed S 3 mph
Barometer 29.97 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 30 Mar 5:15 am CDT
Extended Forecast for

Joliet IL

  • Today

    Today: Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 78. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. West northwest wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 39 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 46. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 46 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 1am. Low around 41. Chance of precipitation is 90%.

    Low: 41 °F

    Showers

  • Thursday

    Thursday: Showers. High near 66. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers after 1pm. Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 78. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. West northwest wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 46. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday Night
Showers, with thunderstorms also possible after 1am. Low around 41. Chance of precipitation is 90%.
Thursday
Showers. High near 66. Chance of precipitation is 90%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 48.
Friday
A chance of showers after 1pm. Mostly cloudy, with a high near 64.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 46.
Saturday
Showers likely. Mostly cloudy, with a high near 65.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Joliet IL
 41.53°N 88.14°W
Last Update:
5:21 am CDT Mar 30, 2026
Forecast Valid:
5am CDT Mar 30, 2026-6pm CDT Apr 5, 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