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Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

89°F

32°C

Humidity 62%
Wind Speed SW 5 mph
Barometer 30.00 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 2 Jul 7:55 pm CDT
Extended Forecast for

2 Miles W Crystal Lawns IL

Extreme Heat Warning July 2, 08:03pm until July 3, 12:00am
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 08:03pm until July 3, 12:00am

    NOW until 12:00am Fri

    Extreme Heat Warning

  • Tonight

    Low: 74 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 3pm. Mostly sunny, with a high near 90. Heat index values as high as 101. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    T-storms
    Likely

  • Independence Day

    Independence Day: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Heat index values as high as 97. Southwest wind 5 to 10 mph becoming east southeast in the morning. Chance of precipitation is 70%.

    High: 88 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. West southwest wind 5 to 10 mph becoming east southeast after midnight. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 74. Southwest wind 5 to 10 mph.
Friday
Showers and thunderstorms likely, mainly after 3pm. Mostly sunny, with a high near 90. Heat index values as high as 101. Southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Independence Day
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Heat index values as high as 97. Southwest wind 5 to 10 mph becoming east southeast in the morning. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. West southwest wind 5 to 10 mph becoming east southeast after midnight. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
A chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Crystal Lawns IL
 41.57°N 88.19°W
Last Update:
7:46 pm CDT Jul 2, 2026
Forecast Valid:
8pm CDT Jul 2, 2026-6pm CDT Jul 9, 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