Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Alexandria, Alexandria International Airport (KAEX)

Lat: 31.33°NLon: 92.56°WElev: 89ft.

Fair

85°F

29°C

Humidity 75%
Wind Speed S 10 mph
Barometer 29.97 in (1015.1 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 19 Aug 10:53 pm CDT
Extended Forecast for

Zimmerman LA

Heat Advisory August 20, 12:00pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 77. Southwest wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Heat index values as high as 107. West wind around 5 mph becoming calm  in the afternoon.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Calm wind becoming south around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming west around 5 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Calm wind becoming north around 5 mph.

    High: 99 °F

    Hot

  • Saturday Night

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

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Calm wind.

    High: 101 °F

    Hot

  • Sunday Night

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

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 77. Southwest wind around 5 mph.
Thursday
Sunny and hot, with a high near 100. Heat index values as high as 107. West wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 77. Calm wind becoming south around 5 mph.
Friday
Sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming west around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Calm wind.
Saturday
Sunny and hot, with a high near 99. Calm wind becoming north around 5 mph.
Saturday Night
Mostly clear, with a low around 74. Calm wind.
Sunday
Sunny and hot, with a high near 101. Calm wind.
Sunday Night
Mostly clear, with a low around 75. Calm wind.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
Zimmerman LA
 31.41°N 92.71°W
7:45 pm CDT Aug 19, 2026
11pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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