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

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Fair

60°F

16°C

Humidity 30%
Wind Speed Calm
Barometer 30.31 in (1026.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 19 Jan 1:56 pm CST
Extended Forecast for

Bayou Vista LA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 60. Northeast wind around 5 mph becoming calm.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Calm wind.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Light northeast wind becoming east 5 to 10 mph in the morning.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 49. East wind around 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after noon. Cloudy, with a high near 69. Southeast wind 5 to 10 mph.

    High: 69 °F

    Cloudy then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 55. Southeast wind around 5 mph becoming calm.

    Low: 55 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers. Partly sunny, with a high near 72. Calm wind becoming east around 5 mph.

    High: 72 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 69. Light east wind increasing to 5 to 10 mph in the morning.

    High: 69 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

M.L.King Day
Sunny, with a high near 60. Northeast wind around 5 mph becoming calm.
Tonight
Increasing clouds, with a low around 38. Calm wind.
Tuesday
Mostly sunny, with a high near 63. Light northeast wind becoming east 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 49. East wind around 5 mph.
Wednesday
A 30 percent chance of showers after noon. Cloudy, with a high near 69. Southeast wind 5 to 10 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 55. Southeast wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 72. Calm wind becoming east around 5 mph.
Thursday Night
Mostly cloudy, with a low around 56. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 69. Light east wind increasing to 5 to 10 mph in the morning.
Friday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 47.
Saturday
Showers likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers. Cloudy, with a low around 32.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
1:46 pm CST Jan 19, 2026
Forecast Valid:
2pm CST Jan 19, 2026-6pm CST Jan 25, 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