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.

Fair

65°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.13 in (1020.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 25 Mar 10:56 pm CDT
Extended Forecast for

Bayou Vista LA

Dense Fog Advisory until March 26, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 26, 10:00am

    NOW until 10:00am Thu

    Dense Fog Advisory

  • Tonight

    Low: 63 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Areas of dense fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 81 °F

    Areas Dense
    Fog then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. South wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Calm wind becoming north around 5 mph after midnight.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 79 °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

  • Sunday

    Sunday: Mostly sunny, with a high near 79. Southeast wind 5 to 10 mph.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Tonight
Patchy dense fog after 2am. Otherwise, partly cloudy, with a low around 63. Calm wind.
Thursday
Areas of dense fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, 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 62. South wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 62. Calm wind becoming north around 5 mph after midnight.
Saturday
Sunny, with a high near 79. Northeast wind around 10 mph, with gusts as high as 20 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 79. Southeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 63. East wind 5 to 10 mph.
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
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Tuesday Night
Mostly cloudy, with a low around 65.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
7:46 pm CDT Mar 25, 2026
Forecast Valid:
11pm CDT Mar 25, 2026-6pm CDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation