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.

Overcast

76°F

24°C

Humidity 89%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 14 Aug 2:15 pm CDT
Extended Forecast for

2 Miles WSW Crystal Lawns IL

Flood Watch August 14, 10:00pm until August 15, 10:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 79. East wind around 10 mph.

    High: 79 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 70. East northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and thunderstorms, mainly before 1pm. High near 86. Heat index values as high as 100. South southwest wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 86 °F

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 73. Southwest wind 5 to 10 mph.

    Low: 73 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. West northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 79. East wind around 10 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 70. East northeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms, mainly before 1pm. High near 86. Heat index values as high as 100. South southwest wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 73. Southwest wind 5 to 10 mph.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. West northwest wind around 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 67.
Wednesday
A chance of showers. Mostly cloudy, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 76.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Crystal Lawns IL
 41.57°N 88.19°W
Last Update:
1:21 pm CDT Aug 14, 2026
Forecast Valid:
2pm CDT Aug 14, 2026-6pm CDT Aug 20, 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