Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Texarkana, Texarkana Regional-Webb Field (KTXK)

Lat: 33.46°NLon: 93.99°WElev: 387ft.

Fair

83°F

28°C

Humidity 67%
Wind Speed SW 9 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 19 Aug 7:53 am CDT
Extended Forecast for

5 Miles NNW Patmos AR

Heat Advisory August 19, 08:25am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 08:25am until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 103 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 78. Calm wind.

    Low: 78 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming southwest around 5 mph.

    High: 101 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 100. Calm wind.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 103. Heat index values as high as 107. Calm wind becoming southwest around 5 mph.
Tonight
Partly cloudy, with a low around 78. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming southwest around 5 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. Calm wind.
Friday
Sunny and hot, with a high near 100. Calm wind.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Mostly sunny and hot, with a high near 100.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Patmos AR
 33.57°N 93.59°W (Elev. 335 ft)
6:30 am CDT Aug 19, 2026
8am CDT Aug 19, 2026-6pm CDT Aug 25, 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