Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Plains and Mississippi Valley

A heat wave over the Southwest will intensify late week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rain are expected over portions of the Plains and Mississippi Valley tonight, which will shift to parts of the Upper Midwest and mid-Mississippi Valley Friday. Monsoonal showers and flooding persist in the Desert Southwest. Read More >

Current conditions at

Altus, Altus/Quartz Mountain Regional Airport (KAXS)

Lat: 34.7°NLon: 99.34°WElev: 1434ft.

Mostly Cloudy

81°F

27°C

Humidity 58%
Wind Speed S 7 mph
Barometer 29.92 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 31 Jul 4:55 am CDT
Extended Forecast for

2 Miles WNW Mangum OK

Heat Advisory July 31, 12:00pm until July 31, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 104. Heat index values as high as 109. South southwest wind 8 to 11 mph becoming north northwest in the afternoon.  Chance of precipitation is 20%.

    High: 104 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Mostly clear, with a low around 72. North northeast wind 7 to 11 mph.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny and hot, with a high near 97. North wind around 11 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 67. Northeast wind 6 to 14 mph, with gusts as high as 21 mph.

    Low: 67 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. East northeast wind 3 to 5 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 69.

    Low: 69 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 71.

    Low: 71 °F

    Clear

  • Tuesday

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

    High: 103 °F

    Hot

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 104. Heat index values as high as 109. South southwest wind 8 to 11 mph becoming north northwest in the afternoon. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 72. North northeast wind 7 to 11 mph.
Saturday
Partly sunny, then gradually becoming sunny and hot, with a high near 97. North wind around 11 mph.
Saturday Night
Clear, with a low around 67. Northeast wind 6 to 14 mph, with gusts as high as 21 mph.
Sunday
Sunny and hot, with a high near 97. East northeast wind 3 to 5 mph.
Sunday Night
Clear, with a low around 69.
Monday
Sunny and hot, with a high near 101.
Monday Night
Clear, with a low around 71.
Tuesday
Sunny and hot, with a high near 103.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny and hot, with a high near 101.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny and hot, with a high near 101.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Mangum OK
 34.89°N 99.54°W
2:11 am CDT Jul 31, 2026
5am CDT Jul 31, 2026-6pm CDT Aug 6, 2026
 
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