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

Hall-Miller Municipal Airport (KATA)

Lat: 33.1°NLon: 94.2°WElev: 280ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Vivian LA

Heat Advisory August 19, 04:31am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 04:31am until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 103 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 79. Calm wind becoming southwest around 5 mph after midnight.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 103. Heat index values as high as 112. Southwest wind around 5 mph.

    High: 103 °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 78. Calm wind becoming southwest around 5 mph.

    Low: 78 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 103. Calm wind becoming west around 5 mph.

    High: 103 °F

    Hot

  • Friday Night

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

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny and hot, with a high near 103. Heat index values as high as 108. Calm wind becoming southwest around 5 mph in the morning.
Tonight
Mostly clear, with a low around 79. Calm wind becoming southwest around 5 mph after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 103. Heat index values as high as 112. Southwest wind around 5 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 78. Calm wind becoming southwest around 5 mph.
Friday
Sunny and hot, with a high near 103. Calm wind becoming west around 5 mph.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny and hot, with a high near 102.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny and hot, with a high near 103.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 101.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 101.
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ABOUT THIS FORECAST

 
Point Forecast:
Vivian LA
 32.85°N 93.98°W (Elev. 246 ft)
1:40 am CDT Aug 19, 2026
4am 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