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

Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

Fair

78°F

26°C

Humidity 93%
Wind Speed Calm
Barometer 30.00 in (1015.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 26 Aug 12:53 am CDT
Extended Forecast for

Melville LA

Heat Advisory August 26, 11:00am until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Clear, with a low around 75. Calm wind.

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming west around 5 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 76. Calm wind becoming south around 5 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 7pm, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 92. Calm wind becoming north around 5 mph. Chance of precipitation is 40%.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 75. Calm wind.
Wednesday
Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming west around 5 mph.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 76. Calm wind becoming south around 5 mph. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely, mainly before 7pm, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 92. Calm wind becoming north around 5 mph. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 72. Calm wind.
Saturday
Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 72. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Melville LA
 30.69°N 91.75°W
Last Update:
1:20 am CDT Aug 26, 2026
Forecast Valid:
1am CDT Aug 26, 2026-6pm CDT Sep 1, 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