Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

Fair

74°F

23°C

Humidity 43%
Wind Speed NE 9 G 16 mph
Barometer 30.30 in (1026.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Oct 1:53 pm CDT
Extended Forecast for

Mermentau LA

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Northeast wind around 5 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Northeast wind around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 78. Northeast wind 5 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Northeast wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80. Northeast wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Northeast wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Northeast wind around 5 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 55. Calm wind.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 53. Northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 78. Northeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 56. Northeast wind around 5 mph.
Tuesday
Sunny, with a high near 80. Northeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 55. Northeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 83. Northeast wind around 5 mph.
Wednesday Night
Clear, with a low around 55. Calm wind.
Thursday
Sunny, with a high near 85. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 55.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Mermentau LA
 30.19°N 92.61°W
1:56 pm CDT Oct 18, 2026
2pm CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
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Additional Resources

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