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

Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Altus, Altus/Quartz Mountain Regional Airport (KAXS)

Lat: 34.7°NLon: 99.34°WElev: 1434ft.

Fair

82°F

28°C

Humidity 37%
Wind Speed S 8 mph
Barometer 29.91 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Aug 3:52 am CDT
Extended Forecast for

12 Miles WNW Brinkman OK

Heat Advisory August 20, 01:00pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny and hot, with a high near 105. East wind 5 to 8 mph becoming south in the afternoon.

    High: 105 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. East southeast wind 6 to 9 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 106. Northeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 106 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. South wind around 8 mph.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 106. Southwest wind around 7 mph becoming southeast in the afternoon.

    High: 106 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Sunday

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

    High: 104 °F

    Hot

  • Sunday Night

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

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 108.

    High: 108 °F

    Hot

Detailed Forecast

Today
Mostly sunny and hot, with a high near 105. East wind 5 to 8 mph becoming south in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. East southeast wind 6 to 9 mph.
Friday
Sunny and hot, with a high near 106. Northeast wind 5 to 8 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 73. South wind around 8 mph.
Saturday
Sunny and hot, with a high near 106. Southwest wind around 7 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Sunny and hot, with a high near 104.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 108.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 104.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WNW Brinkman OK
 35.07°N 99.71°W
Last Update:
1:26 am CDT Aug 20, 2026
Forecast Valid:
4am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation