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

61°F

16°C

Humidity 100%
Wind Speed S 6 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 61°F (16°C)
Visibility 2.00 mi
Last update 12 Feb 8:56 pm CST
Extended Forecast for

Bayou Vista LA

Dense Fog Advisory until February 13, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 13, 10:00am

    NOW until 10:00am Fri

    Dense Fog Advisory

  • Tonight

    Low: 58 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Areas of dense fog before 11am. Otherwise, partly sunny, with a high near 73. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 73 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 58. South wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A 30 percent chance of showers after noon. Mostly cloudy, with a high near 74. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Cloudy then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 60. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 60 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon. Mostly sunny, with a high near 72. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. North wind around 5 mph.

    Low: 53 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 70. Calm wind becoming north around 5 mph.

    High: 70 °F

    Sunny

Detailed Forecast

Tonight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 58. Calm wind.
Friday
Areas of dense fog before 11am. Otherwise, partly sunny, with a high near 73. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 58. South wind around 5 mph becoming calm.
Saturday
A 30 percent chance of showers after noon. Mostly cloudy, with a high near 74. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 60. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday
A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon. Mostly sunny, with a high near 72. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 53. North wind around 5 mph.
Washington's Birthday
Sunny, with a high near 70. Calm wind becoming north around 5 mph.
Monday Night
Mostly clear, with a low around 54. Calm wind.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Partly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
9:01 pm CST Feb 12, 2026
Forecast Valid:
9pm CST Feb 12, 2026-6pm CST Feb 19, 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