Areas of Severe Thunderstorms and Heavy Rain Possible through the Weekend

There will be daily chances for scattered thunderstorms across portions of the Central and Eastern U.S. through the weekend, with severe thunderstorms possible in the northern Plains and Upper Midwest. Potential severe storm hazards may include large hail, damaging winds, and a few tornadoes. Storms could also produce heavy rain that may lead to isolated instances of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Overcast

89°F

32°C

Humidity 56%
Wind Speed S 8 mph
Barometer 29.99 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 29 Jun 11:15 am CDT
Extended Forecast for

5 Miles ENE Symerton IL

  • Today

    Today: Isolated showers and thunderstorms after 4pm.  Mostly sunny, with a high near 91. Heat index values as high as 100. South wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 91 °F

    Isolated
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 3am.  Partly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 84. South southwest wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 10pm.  Partly cloudy, with a low around 64. Northwest wind 5 to 10 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers and thunderstorms after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 100. South wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 70. South wind around 5 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84. South southwest wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 64. Northwest wind 5 to 10 mph.
Tuesday
Sunny, with a high near 85. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 67.
Independence Day
Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Symerton IL
 41.34°N 87.95°W
10:57 am CDT Jun 29, 2025
11am CDT Jun 29, 2025-6pm CDT Jul 5, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database