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

Texarkana, Texarkana Regional-Webb Field (KTXK)

Lat: 33.46°NLon: 93.99°WElev: 387ft.

Fair

79°F

26°C

Humidity 77%
Wind Speed SW 3 mph
Barometer 30.01 in (1015.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 22 Aug 7:53 am CDT
Extended Forecast for

Hope AR

Heat Advisory August 22, 08:29am until August 22, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 22, 08:29am until August 22, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 102 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 100. Heat index values as high as 109. Calm wind.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Tuesday Night

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

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 102. Heat index values as high as 109. Calm wind.
Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Calm wind.
Sunday
Mostly sunny and hot, with a high near 100. Heat index values as high as 109. Calm wind.
Sunday Night
Partly cloudy, with a low around 74. Calm wind.
Monday
Mostly sunny and hot, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Mostly sunny and hot, with a high near 97.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Sunny and hot, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hope AR
 33.67°N 93.59°W (Elev. 348 ft)
Last Update:
6:30 am CDT Aug 22, 2026
Forecast Valid:
8am CDT Aug 22, 2026-6pm CDT Aug 28, 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