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

Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Clinton, Clinton-Sherman Airport (KCSM)

Lat: 35.36°NLon: 99.2°WElev: 1919ft.

Fair

103°F

39°C

Humidity 18%
Wind Speed SW 13 G 25 mph
Barometer 30.00 in (1012.7 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 20 Aug 1:53 pm CDT
Extended Forecast for

Sayre OK

Heat Advisory until August 21, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 21, 09:00pm

    NOW until 9:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 106 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 74. South wind 6 to 11 mph becoming light and variable.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 107. Light and variable wind becoming south southwest 5 to 9 mph in the morning.

    High: 107 °F

    Hot

  • Friday Night

    Friday Night: Increasing clouds, with a low around 74. South southeast wind 5 to 7 mph becoming southwest after midnight.

    Low: 74 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 107. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 107 °F

    Hot

  • Saturday Night

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

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 104.

    High: 104 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 106. South wind 11 to 13 mph, with gusts as high as 20 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 74. South wind 6 to 11 mph becoming light and variable.
Friday
Sunny and hot, with a high near 107. Light and variable wind becoming south southwest 5 to 9 mph in the morning.
Friday Night
Increasing clouds, with a low around 74. South southeast wind 5 to 7 mph becoming southwest after midnight.
Saturday
Mostly sunny and hot, with a high near 107. Light and variable wind becoming west 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny and hot, with a high near 104.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 109.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 106.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Wednesday
Mostly sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sayre OK
 35.32°N 99.64°W
Last Update:
1:27 pm CDT Aug 20, 2026
Forecast Valid:
2pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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