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

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Fair

81°F

27°C

Humidity NA
Wind Speed S 6 mph
Barometer 30.02 in (1016.7 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 19 Aug 1:56 am CDT
Extended Forecast for

Charenton LA

Heat Advisory August 19, 12:00pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Partly cloudy, with a low around 77. Southwest wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 95. Heat index values as high as 109. West wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. Southwest wind 5 to 10 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 96. Heat index values as high as 107. West wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. West wind 5 to 10 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 97. West wind around 5 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 77. Southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 95. Heat index values as high as 109. West wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 76. Southwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 96. Heat index values as high as 107. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.
Friday
Sunny and hot, with a high near 97. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. West wind around 5 mph.
Saturday Night
Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Mostly clear, with a low around 77.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 77.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 96.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Charenton LA
 29.89°N 91.54°W
1:55 am CDT Aug 19, 2026
2am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database