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

Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Acadiana Regional Airport (KARA)

Lat: 30.03°NLon: 91.88°WElev: 13ft.

A Few Clouds

92°F

33°C

Humidity 52%
Wind Speed W 8 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 20 Aug 12:53 pm CDT
Extended Forecast for

3 Miles NW Louisa LA

Heat Advisory August 21, 10:00am until August 21, 08:00pm
Heat Advisory August 20, 01:42pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory August 20, 01:42pm until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 113. West wind 5 to 10 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.

    Low: 78 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. West wind 5 to 10 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. West wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 98. West wind around 5 mph becoming southwest in the afternoon.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. West wind 5 to 10 mph.

    Low: 78 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 95. Heat index values as high as 109. Southwest wind around 10 mph.
Tonight
Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 113. West wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 77. West wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 98. West wind around 5 mph becoming southwest in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. West wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 78.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Louisa LA
 29.81°N 91.8°W
Last Update:
1:20 pm CDT Aug 20, 2026
Forecast Valid:
1pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation