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

Norman / Max Westheimer (KOUN)

Lat: 35.24°NLon: 97.47°WElev: 1182ft.

Fair

88°F

31°C

Humidity 40%
Wind Speed S 15 mph
Barometer 29.92 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 19 Aug 8:45 am CDT
Extended Forecast for

4 Miles NNW Purcell OK

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

    Today: Sunny and hot, with a high near 107. Southwest wind 9 to 11 mph.

    High: 107 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 76. South southwest wind 5 to 8 mph becoming northeast after midnight.

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 103. Northeast wind 3 to 7 mph.

    High: 103 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. East northeast wind 5 to 7 mph.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 103. Light and variable wind becoming south southeast around 6 mph in the morning.

    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 104.

    High: 104 °F

    Hot

  • Saturday Night

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

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 104.

    High: 104 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 107. Southwest wind 9 to 11 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. South southwest wind 5 to 8 mph becoming northeast after midnight.
Thursday
Mostly sunny and hot, with a high near 103. Northeast wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 74. East northeast wind 5 to 7 mph.
Friday
Mostly sunny and hot, with a high near 103. Light and variable wind becoming south southeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny and hot, with a high near 104.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Mostly sunny and hot, with a high near 104.
Sunday Night
Mostly clear, with a low around 78.
Monday
Mostly sunny and hot, with a high near 105.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Mostly sunny and hot, with a high near 103.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Purcell OK
 35.07°N 97.4°W
1:26 am CDT Aug 19, 2026
8am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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