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.

Overcast

73°F

23°C

Humidity 96%
Wind Speed SE 9 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 9 Jan 12:56 am CST
Extended Forecast for

Bayou Vista LA

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 67. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. Some of the storms could produce heavy rainfall. Patchy fog between 7am and 10am. High near 76. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 76 °F

    Chance
    T-storms and
    Patchy Fog
    then Heavy
    Rain

  • Friday Night

    Friday Night: Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Patchy fog after 9pm. Low around 64. South wind around 5 mph becoming southwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers and
    Patchy Fog

  • Saturday

    Saturday: Showers and possibly a thunderstorm before noon, then a chance of showers. Patchy fog before 7am. High near 71. West wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 80%.

    High: 71 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Cloudy, with a low around 44. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 57. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Northeast wind around 5 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 53. Northeast wind around 5 mph becoming calm in the afternoon.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 67. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. Some of the storms could produce heavy rainfall. Patchy fog between 7am and 10am. High near 76. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Patchy fog after 9pm. Low around 64. South wind around 5 mph becoming southwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and possibly a thunderstorm before noon, then a chance of showers. Patchy fog before 7am. High near 71. West wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 80%.
Saturday Night
Cloudy, with a low around 44. North wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 57. North wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 36. Northeast wind around 5 mph.
Monday
Partly sunny, with a high near 53. Northeast wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 36. Calm wind.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
12:45 am CST Jan 9, 2026
Forecast Valid:
1am CST Jan 9, 2026-6pm CST Jan 15, 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