Severe Weather and Flooding Threat in the Central U.S. and Mid-Atlantic; Dangerous Heat in the West and Southern Plains

Severe thunderstorms and heavy rain are expected across the central High Plains into parts of the central and southern Plains and in the the Mid-Atlantic today. Intense, dangerous heat will persist across the West, Southwest, and Southern Plains into the end of the week. Elevated to critical fire weather conditions expected in the Great Basin and Four Corners region. Read More >

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Partly Cloudy

65°F

18°C

Humidity 66%
Wind Speed NE 6 mph
Barometer 30.22 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 23 Jun 7:55 am CDT
Extended Forecast for

Symerton IL

  • Today

    Today: Sunny, with a high near 77. North northeast wind around 5 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 79. South wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am.  Partly cloudy, with a low around 60. West southwest wind around 5 mph, with gusts as high as 15 mph.  Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 79. West wind around 5 mph, with gusts as high as 10 mph.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers.  Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 77. North northeast wind around 5 mph.
Tonight
Partly cloudy, with a low around 55. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 79. South wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am. Partly cloudy, with a low around 60. West southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 79. West wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 59.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Symerton IL
 41.33°N 88.07°W
7:46 am CDT Jun 23, 2026
8am CDT Jun 23, 2026-6pm CDT Jun 29, 2026
 
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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