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

Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Acadiana Regional Airport (KARA)

Lat: 30.03°NLon: 91.88°WElev: 13ft.

Fair

92°F

33°C

Humidity 58%
Wind Speed Vrbl 3 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 24 Aug 12:53 pm CDT
Extended Forecast for

Lydia LA

Heat Advisory until August 24, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 24, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 93 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 9pm. Some of the storms could produce heavy rainfall. Cloudy, then gradually becoming partly cloudy, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Heavy Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between 1pm and 3pm. Mostly sunny, with a high near 93. Heat index values as high as 108. Calm wind becoming northwest around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms likely after 1pm. Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 60%.

    High: 93 °F

    Sunny then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 91. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%.

    High: 91 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm.

    Low: 74 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 93. Heat index values as high as 107. Southwest wind around 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 40 percent chance of showers and thunderstorms before 9pm. Some of the storms could produce heavy rainfall. Cloudy, then gradually becoming partly cloudy, with a low around 76. South wind around 5 mph.
Tuesday
Showers and thunderstorms likely, mainly between 1pm and 3pm. Mostly sunny, with a high near 93. Heat index values as high as 108. Calm wind becoming northwest around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Wednesday
Showers and thunderstorms likely after 1pm. Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Thursday
Showers and possibly a thunderstorm. High near 91. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm.
Friday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lydia LA
 29.92°N 91.77°W
Last Update:
12:46 pm CDT Aug 24, 2026
Forecast Valid:
12pm CDT Aug 24, 2026-6pm CDT Aug 30, 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