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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Hazardous Weather Conditions

Current conditions at

Pampa, Perry Lefors Field Airport (KPPA)

Lat: 35.61°NLon: 101°WElev: 3245ft.

Fair

94°F

34°C

Humidity 28%
Wind Speed W 10 mph
Barometer 30.15 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 21 Aug 11:10 am CDT
Extended Forecast for

Clarendon TX

Heat Advisory August 21, 12:00pm until August 21, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 105. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 105 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 74. South southeast wind 5 to 10 mph becoming southwest in the evening. Chance of precipitation is 10%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 105. West wind 5 to 10 mph.

    High: 105 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. East southeast wind 5 to 10 mph becoming south southwest after midnight.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 103. West southwest wind 5 to 15 mph.

    High: 103 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 105. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 105 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South southwest wind around 10 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 103. West wind around 10 mph becoming southeast in the afternoon.

    High: 103 °F

    Hot

Detailed Forecast

Today
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 105. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 74. South southeast wind 5 to 10 mph becoming southwest in the evening. Chance of precipitation is 10%.
Saturday
Sunny and hot, with a high near 105. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 74. East southeast wind 5 to 10 mph becoming south southwest after midnight.
Sunday
Sunny and hot, with a high near 103. West southwest wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 77. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny and hot, with a high near 105. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 76. South southwest wind around 10 mph.
Tuesday
Sunny and hot, with a high near 103. West wind around 10 mph becoming southeast in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clarendon TX
 34.94°N 100.9°W (Elev. 2713 ft)
Last Update:
6:46 am CDT Aug 21, 2026
Forecast Valid:
11am CDT Aug 21, 2026-6pm CDT Aug 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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