Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

Fair

87°F

31°C

Humidity 72%
Wind Speed SW 9 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 20 Aug 8:53 pm CDT
Extended Forecast for

Melville LA

Extreme Heat Warning August 21, 10:00am until August 21, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Tonight

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

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 99. Heat index values as high as 111. West wind around 5 mph.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm.  Partly cloudy, with a low around 76. Calm wind becoming south around 5 mph.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming northwest around 5 mph.

    High: 99 °F

    Hot

  • Saturday Night

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

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 99. Calm wind.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 20%.

    High: 97 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. Calm wind becoming south around 5 mph.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 77. Southwest wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 99. Heat index values as high as 111. West wind around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 76. Calm wind becoming south around 5 mph.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Calm wind.
Sunday
Mostly sunny and hot, with a high near 99. Calm wind.
Sunday Night
Mostly clear, with a low around 76. Calm wind.
Monday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 76. Calm wind becoming south around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
Thursday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Melville LA
 30.69°N 91.75°W
7:45 pm CDT Aug 20, 2026
9pm CDT Aug 20, 2026-6pm CDT Aug 27, 2026
 
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Additional Resources

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