Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

Partly Cloudy

76°F

24°C

Humidity 88%
Wind Speed Calm
Barometer 30.00 in (1016.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 22 Aug 5:53 am CDT
Extended Forecast for

3 Miles SW Melville LA

Heat Advisory August 22, 11:00am until August 22, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming north around 5 mph in the morning.

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming clear, with a low around 77. South wind around 5 mph becoming calm  after midnight.

    Low: 77 °F

    Decreasing
    Clouds

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98. Calm wind becoming southwest around 5 mph in the morning.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the morning.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 99. Heat index values as high as 107. Calm wind becoming north around 5 mph in the morning.
Tonight
Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.
Sunday
Mostly sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 77. South wind around 5 mph becoming calm after midnight.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 77. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 98. Calm wind becoming southwest around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 77. South wind around 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Calm wind becoming southwest around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 77.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 75.
Friday
A 40 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Melville LA
 30.67°N 91.8°W
3:45 am CDT Aug 22, 2026
6am CDT Aug 22, 2026-6pm CDT Aug 28, 2026
 
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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