Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Partly Cloudy

88°F

31°C

Humidity 70%
Wind Speed SW 12 mph
Barometer 29.99 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 26 Jul 6:47 pm CDT
Extended Forecast for

Buckner IL

Extreme Heat Watch July 28, 12:00pm until July 30, 08:00pm
Heat Advisory July 26, 06:50pm until July 28, 12:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  •  
    Heat Advisory July 26, 06:50pm until July 28, 12:00pm

    NOW until 12:00pm Mon

    Heat Advisory

  • Tonight

    Low: 76 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Scattered showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 95. Heat index values as high as 109. Southwest wind 6 to 8 mph.  Chance of precipitation is 40%.

    High: 95 °F

    Scattered
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. South southwest wind 3 to 7 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 96. Heat index values as high as 110. Calm wind becoming west around 5 mph in the afternoon.

    High: 96 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Light and variable wind.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm.  Sunny, with a high near 96. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 96 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. South southwest wind 6 to 10 mph. Chance of precipitation is 20%.
Sunday
Scattered showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 109. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 76. South southwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 96. Heat index values as high as 110. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 77. Calm wind.
Tuesday
Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 77. Light and variable wind.
Wednesday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind becoming northeast around 6 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Northeast wind around 6 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87. North northeast wind 6 to 11 mph.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northeast wind 7 to 10 mph.
Friday
Mostly sunny, with a high near 83. Northeast wind 9 to 14 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 64. Northeast wind 6 to 11 mph.
Saturday
Mostly sunny, with a high near 84. East northeast wind 7 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Buckner IL
 37.98°N 89.05°W
5:46 pm CDT Jul 26, 2025
6pm CDT Jul 26, 2025-6pm CDT Aug 2, 2025
 
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