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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Texarkana, Texarkana Regional-Webb Field (KTXK)

Lat: 33.46°NLon: 93.99°WElev: 387ft.

Fair

81°F

27°C

Humidity 69%
Wind Speed S 6 mph
Barometer 30.20 in (1022.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Sep 5:53 am CDT
Extended Forecast for

Texarkana AR

  • Today

    Today: Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming east around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind becoming southeast around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 98. Heat index values as high as 103. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Saturday

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

    High: 98 °F

    Hot

  • Saturday Night

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

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Sunday Night

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

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny and hot, with a high near 96.

    High: 96 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 74. Calm wind becoming southeast around 5 mph.
Friday
Sunny and hot, with a high near 98. Heat index values as high as 103. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny and hot, with a high near 96.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Texarkana AR
 33.47°N 94.05°W (Elev. 348 ft)
Last Update:
6:30 am CDT Sep 17, 2026
Forecast Valid:
7am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation