Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Clinton, Clinton-Sherman Airport (KCSM)

Lat: 35.36°NLon: 99.2°WElev: 1919ft.

Fair

77°F

25°C

Humidity 71%
Wind Speed SE 10 mph
Barometer 30.05 in (1014.7 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Aug 3:53 am CDT
Extended Forecast for

Clinton-Sherman Airport OK

Heat Advisory August 18, 11:00am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny and hot, with a high near 106. Southeast wind 8 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 106 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 79. South southwest wind 13 to 16 mph, with gusts as high as 24 mph.

    Low: 79 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 106. West southwest wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 106 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. South wind 11 to 14 mph becoming northeast after midnight. Winds could gust as high as 21 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 101. Northeast wind around 10 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 106. Southeast wind 8 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 21 mph.
Tonight
Clear, with a low around 79. South southwest wind 13 to 16 mph, with gusts as high as 24 mph.
Wednesday
Sunny and hot, with a high near 106. West southwest wind 13 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 73. South wind 11 to 14 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny and hot, with a high near 101. Northeast wind around 10 mph.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny and hot, with a high near 103.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny and hot, with a high near 105.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76.
Sunday
Sunny and hot, with a high near 107.
Sunday Night
Mostly clear, with a low around 79.
Monday
Sunny and hot, with a high near 107.
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ABOUT THIS FORECAST

 
Point Forecast:
Clinton-Sherman Airport OK
 35.35°N 99.2°W
1:26 am CDT Aug 18, 2026
4am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

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