Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Clinton, Clinton-Sherman Airport (KCSM)

Lat: 35.36°NLon: 99.2°WElev: 1919ft.

Fair

82°F

28°C

Humidity 37%
Wind Speed S 13 mph
Barometer 29.92 in (1009.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 19 Aug 3:53 am CDT
Extended Forecast for

Dempsey OK

Heat Advisory August 19, 11:00am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny and hot, with a high near 105. West wind around 11 mph.

    High: 105 °F

    Hot

  • Tonight

    Tonight: Increasing clouds, with a low around 71. Southeast wind 9 to 11 mph becoming northeast after midnight.

    Low: 71 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 100. East wind 8 to 10 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. East wind 6 to 9 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 102. East wind 5 to 8 mph becoming south in the afternoon.

    High: 102 °F

    Hot

  • Friday Night

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

    Low: 73 °F

    Mostly Clear

  • Saturday

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

    High: 104 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Sunday

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

    High: 105 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 105. West wind around 11 mph.
Tonight
Increasing clouds, with a low around 71. Southeast wind 9 to 11 mph becoming northeast after midnight.
Thursday
Mostly sunny and hot, with a high near 100. East wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 71. East wind 6 to 9 mph.
Friday
Sunny and hot, with a high near 102. East wind 5 to 8 mph becoming south in the afternoon.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny and hot, with a high near 104.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
Sunny and hot, with a high near 105.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 106.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 104.
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ABOUT THIS FORECAST

 
Point Forecast:
Dempsey OK
 35.51°N 99.81°W
1:26 am CDT Aug 19, 2026
4am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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