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

New Orleans Naval Air Station - Alvin Callender Field (KNBG)

Lat: 29.84°NLon: 90.02°WElev: 0ft.

A Few Clouds

74°F

23°C

Humidity 43%
Wind Speed N 7 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 23 Nov 3:55 pm CST
Extended Forecast for

Port Sulphur LA

  • Tonight

    Tonight: Increasing clouds, with a low around 62. Calm wind.

    Low: 62 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 78. East wind 5 to 10 mph becoming south in the afternoon.

    High: 78 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 66. South wind around 5 mph.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 80. South wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 62. South wind around 5 mph becoming calm.

    Low: 62 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Partly sunny, with a high near 74. North wind 5 to 10 mph.

    High: 74 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. North wind around 10 mph.

    Low: 50 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 64. Northeast wind 10 to 15 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Northeast wind 5 to 10 mph.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 62. Calm wind.
Monday
Partly sunny, with a high near 78. East wind 5 to 10 mph becoming south in the afternoon.
Monday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 66. South wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 80. South wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 62. South wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers before noon. Partly sunny, with a high near 74. North wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 50. North wind around 10 mph.
Thanksgiving Day
Sunny, with a high near 64. Northeast wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 52. Northeast wind 5 to 10 mph.
Friday
Sunny, with a high near 66. East wind 10 to 15 mph.
Friday Night
Mostly cloudy, with a low around 55. East wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 74. Southeast wind 10 to 15 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Southeast wind around 10 mph.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Southeast wind 10 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Sulphur LA
 29.5°N 89.71°W
Last Update:
11:31 am CST Nov 23, 2025
Forecast Valid:
4pm CST Nov 23, 2025-6pm CST Nov 30, 2025
 
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Additional Resources

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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