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

62°F

17°C

Humidity 93%
Wind Speed NE 5 mph
Barometer 30.19 in (1022.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 21 Jan 6:56 pm CST
Extended Forecast for

Bayou Vista LA

Cold Weather Advisory January 24, 06:00pm until January 25, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 74. Calm wind becoming east around 5 mph.

    High: 74 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 74. Calm wind becoming southeast around 5 mph in the morning.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Cloudy, with a low around 57. Northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after noon. Mostly cloudy, with a high near 67. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 67 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers, with thunderstorms also possible after midnight. Low around 36. North wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 36 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before noon. Mostly cloudy, with a high near 47. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 47 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. North wind around 10 mph.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 57. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 74. Calm wind becoming east around 5 mph.
Thursday Night
Mostly cloudy, with a low around 57. Calm wind.
Friday
A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 74. Calm wind becoming southeast around 5 mph in the morning.
Friday Night
A chance of showers and thunderstorms. Cloudy, with a low around 57. Northeast wind around 5 mph. Chance of precipitation is 30%.
Saturday
Showers likely, mainly after noon. Mostly cloudy, with a high near 67. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
Showers, with thunderstorms also possible after midnight. Low around 36. North wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before noon. Mostly cloudy, with a high near 47. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday Night
Mostly cloudy, with a low around 24. North wind around 10 mph.
Monday
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Mostly sunny, with a high near 55.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
6:36 pm CST Jan 21, 2026
Forecast Valid:
7pm CST Jan 21, 2026-6pm CST Jan 28, 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