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

40°F

4°C

Humidity 70%
Wind Speed Calm
Barometer 30.12 in (1019.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 15 Jan 7:56 pm CST
Extended Forecast for

Bayou Vista LA

  • Tonight

    Tonight: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. Calm wind becoming north around 5 mph after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 57. North wind around 10 mph.

    High: 57 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. North wind around 5 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Sunday

    Sunday: Sunny, with a high near 50. Northwest wind 5 to 10 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear

  • M.L.King Day

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

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. Calm wind becoming northeast around 5 mph after midnight.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 39. Calm wind.
Friday
Sunny, with a high near 68. Light south wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Mostly cloudy, with a low around 48. Calm wind becoming north around 5 mph after midnight.
Saturday
Partly sunny, with a high near 57. North wind around 10 mph.
Saturday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. North wind around 5 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 50. Northwest wind 5 to 10 mph.
Sunday Night
Clear, with a low around 34. Calm wind.
M.L.King Day
Sunny, with a high near 60. Calm wind becoming northeast around 5 mph.
Monday Night
Partly cloudy, with a low around 37. Calm wind becoming northeast around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 65.
Wednesday Night
A 40 percent chance of showers. Cloudy, with a low around 52.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
5:45 pm CST Jan 15, 2026
Forecast Valid:
8pm CST Jan 15, 2026-6pm CST Jan 22, 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