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

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

Mostly Cloudy

66°F

19°C

Humidity 59%
Wind Speed SW 7 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 11 Nov 12:53 am CST
Extended Forecast for

Mermentau LA

  • Overnight

    Overnight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Showers
    Likely

  • Veterans Day

    Veterans Day: A 50 percent chance of showers, mainly before 9am. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60. West wind around 5 mph becoming north after midnight.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. North wind 5 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 52. North wind around 5 mph becoming calm.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 70. Northeast wind around 5 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46. East wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. East wind 5 to 10 mph.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Partly cloudy, with a low around 49. East wind 5 to 15 mph.

    Low: 49 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Veterans Day
A 50 percent chance of showers, mainly before 9am. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 60. West wind around 5 mph becoming north after midnight.
Thursday
Mostly sunny, with a high near 75. North wind 5 to 10 mph.
Thursday Night
Clear, with a low around 52. North wind around 5 mph becoming calm.
Friday
Sunny, with a high near 70. Northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 46. East wind around 5 mph.
Saturday
Sunny, with a high near 66. East wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 49. East wind 5 to 15 mph.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mermentau LA
 30.18°N 92.58°W
Last Update:
1:10 am CST Nov 11, 2026
Forecast Valid:
1am CST Nov 11, 2026-6pm CST Nov 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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