Dangerous Heat Continues in the Central and Southern U.S.; Severe Weather and Heavy Rain in the Northern Plains

Dangerous, prolonged heat is expected across portions of the Central and Southeast U.S. through July. Scattered severe thunderstorms are expected over parts of the northern Plains into the upper Mississippi Valley today, with damaging winds and large hail as the primary threats. Heavy rainfall could lead to areas of flooding across the northern Plains, Upper Midwest, Southeast and Southwest. Read More >

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Partly Cloudy

84°F

29°C

Humidity 83%
Wind Speed E 5 mph
Barometer 30.04 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 22 Jul 9:35 am CDT
Extended Forecast for

Shawneetown IL

Heat Advisory July 22, 09:41am until July 24, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 22, 09:41am until July 24, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Today

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Light south southeast wind.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. South wind 3 to 6 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Light south wind.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 94. South southwest wind around 6 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 75. Light south wind.

    Low: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming east southeast around 5 mph.
Tonight
Mostly clear, with a low around 73. Calm wind.
Wednesday
Sunny, with a high near 94. Light south southeast wind.
Wednesday Night
Mostly clear, with a low around 75. Calm wind.
Thursday
Sunny, with a high near 95. South wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 75. Light south wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. South southwest wind around 6 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Light south wind.
Saturday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South southwest wind 3 to 6 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Light southwest wind.
Monday
Sunny, with a high near 94. Light and variable wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Shawneetown IL
 37.71°N 88.19°W
6:45 am CDT Jul 22, 2025
9am CDT Jul 22, 2025-6pm CDT Jul 28, 2025
 
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Additional Resources

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Hourly Weather Forecast

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