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Atchafalaya, Louisiana Weather Forecast
Atchafalaya, Louisiana Weather
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Weather Forecast for Atchafalaya, Louisiana : St. Martin County
Issued: 8:46 am CDT Nov 1, 2025 Latitude: 30.3460297 Longitude: -91.7231692 View on Google Maps

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Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Increasing Clouds on Today Clearing on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday Sunny on Friday
High: 71°F Low: 48°F High: 67°F High: 68°F High: 73°F High: 78°F High: 79°F High: 80°F
Low: 41°F Low: 44°F Low: 47°F Low: 54°F Low: 58°F  
Increasing Clouds Clearing Sunny Sunny Sunny Sunny Sunny Sunny
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Current Conditions at
LAFAYETTE - (KLFT)
57°
Mostly Clear
as of 9:53 AM CDST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
5 MPH
0° North
Cloud Level(s): Few at 4000ft
Current Conditions at
NEW IBERIA/ACADIANA - (KARA)
61°
Clear
as of 9:53 AM CDST
Rel. Humidity: 77%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
6 MPH
050° Northeast
Cloud Level(s): Clear
Current Conditions at
BATON ROUGE - (KBTR)
57°
Clear
as of 9:53 AM CDST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
3 MPH
070° East
Cloud Level(s): Clear
Current Conditions at
PATTERSON MEMORIAL - (KPTN)
63°
Clear
as of 9:56 AM CDST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
8 MPH
050° Northeast
Cloud Level(s): Clear
Increasing Clouds on Today Today... Increasing clouds, with a high near 71. East wind around 5 mph.
Clearing on Tonight Tonight... Cloudy during the early evening, then gradual clearing, with a low around 48. North wind around 5 mph.
Sunny on Sunday Sunday... Sunny, with a high near 67. North wind 5 to 10 mph.
Clear on Sunday Night Sunday Night... Clear, with a low around 41. Northeast wind 5 to 10 mph.
Sunny on Monday Monday... Sunny, with a high near 68. North wind around 5 mph.
Clear on Monday Night Monday Night... Clear, with a low around 44. North wind around 5 mph becoming calm in the evening.
Sunny on Tuesday Tuesday... Sunny, with a high near 73. Calm wind becoming east around 5 mph.
Clear on Tuesday Night Tuesday Night... Clear, with a low around 47. Calm wind.
Sunny on Wednesday Wednesday... Sunny, with a high near 78. Calm wind becoming south around 5 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 54.
Sunny on Thursday Thursday... Sunny, with a high near 79.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 58.
Sunny on Friday Friday... Sunny, with a high near 80.
Current Radar Image


Sun Almanac for Atchafalaya, Louisiana
Sunrise: 07:22 AM
Sunset: 6:19 PM
Civil Sunrise:06:57 AM
Civil Sunset: 6:44 PM
Nautical Sunrise: 06:28 AM
Nautical Sunset: 7:12 PM
Astro Sunrise: 06:00 AM
Astro Sunset: 7:41 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.