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.

Overcast

79°F

26°C

Humidity 72%
Wind Speed W 15 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 26 Dec 12:56 pm CST
Extended Forecast for

Bayou Vista LA

Dense Fog Advisory December 27, 12:00am until December 27, 09:00am
Click here for hazard details and duration
Dense Fog Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 76. Southwest wind 5 to 10 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Widespread dense fog after 8pm. Otherwise, mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Dense Fog

  • Saturday

    Saturday: Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 77. Calm wind becoming southwest around 5 mph.

    High: 77 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77. Light south wind increasing to 5 to 10 mph in the morning.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 54. Calm wind becoming west around 5 mph after midnight.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 64. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 64 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50. North wind 5 to 10 mph.

    High: 50 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 76. Southwest wind 5 to 10 mph.
Tonight
Widespread dense fog after 8pm. Otherwise, mostly cloudy, with a low around 63. Calm wind.
Saturday
Areas of dense fog before 10am. Otherwise, partly sunny, with a high near 77. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 63. Calm wind.
Sunday
Mostly sunny, with a high near 77. Light south wind increasing to 5 to 10 mph in the morning.
Sunday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 54. Calm wind becoming west around 5 mph after midnight.
Monday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 64. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 32. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 50. North wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 38.
New Year's Day
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
12:46 pm CST Dec 26, 2025
Forecast Valid:
1pm CST Dec 26, 2025-6pm CST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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