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

78°F

26°C

Humidity 56%
Wind Speed SW 12 G 21 mph
Barometer 29.94 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 13 Jun 9:55 am CDT
Extended Forecast for

Joliet IL

  • Today

    Today: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 87. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Low around 61. Southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 7am. Mostly sunny, with a high near 72. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 72 °F

    Chance
    Showers then
    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers then
    T-storms
    Likely

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 87. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Low around 61. Southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers before 7am. Mostly sunny, with a high near 72. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 52. West wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 75. West wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 55.
Tuesday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 57.
Wednesday
A chance of showers, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 77.
Wednesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 58.
Juneteenth
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Joliet IL
 41.52°N 88.11°W
Last Update:
9:11 am CDT Jun 13, 2026
Forecast Valid:
10am CDT Jun 13, 2026-6pm CDT Jun 19, 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