National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

78°F

26°C

Humidity 47%
Wind Speed SW 5 mph
Barometer 30.08 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 24 Jul 5:55 pm CDT
Extended Forecast for

Rockdale IL

  • Tonight

    Tonight: Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 82. South wind 5 to 10 mph.

    High: 82 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 92. Heat index values as high as 105. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 92 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. Southwest wind 5 to 10 mph.

    Low: 74 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73.

    Low: 73 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 60. South southwest wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 82. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 69. South southwest wind around 5 mph, with gusts as high as 10 mph.
Sunday
Partly sunny, with a high near 92. Heat index values as high as 105. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. Southwest wind 5 to 10 mph.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rockdale IL
 41.5°N 88.11°W
Last Update:
2:46 pm CDT Jul 24, 2026
Forecast Valid:
6pm CDT Jul 24, 2026-6pm CDT Jul 31, 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