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.

Fog/Mist

75°F

24°C

Humidity 97%
Wind Speed NE 5 mph
Barometer 29.99 in
Dewpoint 74°F (23°C)
Visibility 5.00 mi
Last update 13 Aug 7:55 pm CDT
Extended Forecast for

Rockdale ILSimilar City Names

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

    NOW until 10:00am Fri

    Flood Watch

  • Tonight

    Low: 68 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 82. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 82 °F

    Showers
    Likely then
    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 70. East northeast wind 5 to 10 mph.

    Low: 70 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86. Heat index values as high as 98. Southeast wind around 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. West southwest wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Partly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Low around 68. East northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 82. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 70. East northeast wind 5 to 10 mph.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86. Heat index values as high as 98. Southeast wind around 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. West southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67.
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. Partly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rockdale ILSimilar City Names
 41.5°N 88.11°W
Last Update:
7:46 pm CDT Aug 13, 2026
Forecast Valid:
8pm CDT Aug 13, 2026-6pm CDT Aug 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation