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

Marshall (KASL)

Lat: 32.52°NLon: 94.31°WElev: 357ft.

Fair

89°F

32°C

Humidity 50%
Wind Speed S 5 mph
Barometer 29.93 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 18 Aug 9:15 pm CDT
Extended Forecast for

Marshall TX

Heat Advisory August 18, 09:37pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 09:37pm until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind around 5 mph.

    High: 104 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 79. South wind around 5 mph.

    Low: 79 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind around 5 mph becoming calm  in the afternoon.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. Calm wind becoming south around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Friday Night

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

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 79. Southwest wind around 5 mph.
Wednesday
Sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 79. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 104. Heat index values as high as 109. Southwest wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 78. Calm wind becoming south around 5 mph.
Friday
Sunny and hot, with a high near 103.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny and hot, with a high near 103.
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 102.
Monday Night
Mostly clear, with a low around 78.
Tuesday
Sunny and hot, with a high near 102.
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ABOUT THIS FORECAST

 
Point Forecast:
Marshall TX
 32.54°N 94.36°W (Elev. 348 ft)
6:30 pm CDT Aug 18, 2026
9pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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