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.

Mostly Cloudy

75°F

24°C

Humidity 79%
Wind Speed NE 9 mph
Barometer 29.93 in (1013.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 4 Oct 8:56 pm CDT
Extended Forecast for

Bayou Vista LA

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 72. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 83. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. East wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. East wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Northeast wind around 5 mph.

    High: 88 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. East wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 88. Northeast wind 5 to 10 mph.

    High: 88 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. East wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 72. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 83. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. East wind around 5 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. East wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 72. East wind around 5 mph becoming calm.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 88. Northeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 72. East wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 70.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 87.
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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 Oct 4, 2025
Forecast Valid:
9pm CDT Oct 4, 2025-6pm CDT Oct 11, 2025
 
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