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

Extreme Heat Overspreads the Central and Southern U.S., Pushing East Through Midweek; Severe Weather and Excessive Rain for Portions of the Upper Midwest

Dangerous heat is expected across portions of the Central and Southeast U.S. through July. Severe storms for parts of the northern Plains & upper Midwest tonight & Wednesday- threats include a few tornadoes, damaging winds & excessive rain. Heavy rain may impact portions of the Southeast and Southwest into tonight. A tropical disturbance brings heavy rain to Guam & the Marianas through Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

79°F

26°C

Humidity 90%
Wind Speed Calm
Barometer 30.02 in (1016.0 mb)
Dewpoint 76°F (24°C)
Visibility 9.00 mi
Heat Index83°F (28°C)
Last update 22 Jul 9:52 pm CDT
Extended Forecast for

Hurst IL

Extreme Heat Warning July 22, 10:04pm until July 24, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 22, 10:04pm until July 24, 07:00pm

    NOW until 7:00pm Thu

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, sunny, with a high near 94. Heat index values as high as 110. Calm wind becoming south around 5 mph in the morning.

    High: 94 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. Light south wind.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Heat index values as high as 110. South wind 3 to 7 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. South wind 3 to 6 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. South wind 5 to 7 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75. South wind 3 to 6 mph.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. South southwest wind 5 to 8 mph.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 75. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 94. Heat index values as high as 110. Calm wind becoming south around 5 mph in the morning.
Wednesday Night
Mostly clear, with a low around 77. Light south wind.
Thursday
Sunny, with a high near 95. Heat index values as high as 110. South wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 77. South wind 3 to 6 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. South wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 75. South wind 3 to 6 mph.
Saturday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. South southwest wind 5 to 8 mph.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. South wind 3 to 6 mph.
Sunday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. West southwest wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 76. Light and variable wind.
Monday
Sunny, with a high near 95. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. North northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 96. Calm wind becoming west around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hurst IL
 37.83°N 89.14°W
Last Update:
9:17 pm CDT Jul 22, 2025
Forecast Valid:
10pm CDT Jul 22, 2025-6pm CDT Jul 29, 2025
 
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