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.

Fog

59°F

15°C

Humidity 100%
Wind Speed NE 6 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 59°F (15°C)
Visibility 0.50 mi
Last update 23 Jan 1:56 am 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

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 71. Calm wind becoming northeast around 5 mph in the morning.

    High: 71 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55. East wind around 5 mph.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 67. East wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 80%.

    High: 67 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 43. Southeast wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. High near 57. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.

    High: 57 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 40. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 40 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. North wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 57. Calm wind.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 71. Calm wind becoming northeast around 5 mph in the morning.
Friday Night
Mostly cloudy, with a low around 55. East wind around 5 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 67. East wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm. Low around 43. Southeast wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. High near 57. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Sunday Night
Mostly cloudy, with a low around 22. North wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 40. North wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 21. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
12:46 am CST Jan 23, 2026
Forecast Valid:
2am CST Jan 23, 2026-6pm CST Jan 29, 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