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

Hazardous Weather Conditions

Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Fog/Mist

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.17 in (1021.7 mb)
Dewpoint 66°F (19°C)
Visibility 1.75 mi
Last update 25 Mar 8:56 am CDT
Extended Forecast for

Bayou Vista LA

Dense Fog Advisory March 25, 09:15am until March 25, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory March 25, 09:15am until March 25, 10:00am

    NOW until 10:00am Wed

    Dense Fog Advisory

  • Today

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 81 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. South wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Calm wind becoming north around 5 mph after midnight.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Northeast wind around 10 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Northeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Increasing clouds, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. South wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 61. Calm wind becoming north around 5 mph after midnight.
Saturday
Sunny, with a high near 81. Northeast wind around 10 mph.
Saturday Night
Mostly clear, with a low around 58. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 80. East wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 63.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Monday Night
Mostly cloudy, with a low around 64.
Tuesday
Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
8:56 am CDT Mar 25, 2026
Forecast Valid:
9am CDT Mar 25, 2026-6pm CDT Mar 31, 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