National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Bayou Vista LA

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 1pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Northeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 80 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 70. Northeast wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Northeast wind 5 to 10 mph.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 70. Northeast wind around 5 mph.

    Low: 70 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Northeast wind 5 to 10 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Northeast wind 5 to 10 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms likely, mainly before 1pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Northeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 70. Northeast wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Northeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 70. Northeast wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Northeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Northeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 68. Northeast wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Bayou Vista LA
 29.68°N 91.28°W
Last Update:
2:45 am CDT Oct 4, 2026
Forecast Valid:
3am CDT Oct 4, 2026-6pm CDT Oct 10, 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