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 >

Current conditions at

Texarkana, Texarkana Regional-Webb Field (KTXK)

Lat: 33.46°NLon: 93.99°WElev: 387ft.

Fair

96°F

36°C

Humidity 37%
Wind Speed Calm
Barometer 29.97 in (1014.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 21 Aug 4:53 pm CDT
Extended Forecast for

5 Miles N Prescott AR

Heat Advisory August 21, 05:43pm until August 22, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 21, 05:43pm until August 22, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms.  Partly sunny and hot, with a high near 96. Heat index values as high as 104. Calm wind becoming northwest around 5 mph in the morning.

    High: 96 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 71. Northeast wind around 5 mph becoming east in the evening.

    Low: 71 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 96. Heat index values as high as 105. Northeast wind around 5 mph becoming calm  in the morning.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 94.

    High: 94 °F

    Chance
    T-storms

  • Monday Night

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

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Tonight
Partly cloudy, with a low around 73. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 96. Heat index values as high as 104. Calm wind becoming northwest around 5 mph in the morning.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Northeast wind around 5 mph becoming east in the evening.
Sunday
Mostly sunny and hot, with a high near 96. Heat index values as high as 105. Northeast wind around 5 mph becoming calm in the morning.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Mostly sunny and hot, with a high near 99.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71.
Friday
Sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Prescott AR
 33.87°N 93.4°W (Elev. 390 ft)
3:41 pm CDT Aug 21, 2026
5pm CDT Aug 21, 2026-6pm CDT Aug 28, 2026
 
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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