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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Fair

46°F

8°C

Humidity 68%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 17 Mar 8:56 pm CDT
Extended Forecast for

Bayou Vista LA

  • Tonight

    Tonight: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. Calm wind becoming east around 5 mph in the morning.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Southwest wind around 5 mph becoming calm.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. Southwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm after midnight.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Calm wind.
Wednesday
Mostly sunny, with a high near 68. Calm wind becoming east around 5 mph in the morning.
Wednesday Night
Mostly clear, with a low around 49. Southwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 74. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 58. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 80.
Sunday Night
Clear, with a low around 61.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 81.
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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 Mar 17, 2026
Forecast Valid:
9pm CDT Mar 17, 2026-6pm CDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation