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.

Fair

64°F

18°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 18 Apr 3:55 am CDT
Extended Forecast for

Port Sulphur LA

  • Today

    Today: Partly sunny, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Calm wind becoming north around 5 mph after midnight.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 73. Breezy, with a northeast wind 15 to 20 mph.

    High: 73 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. Northeast wind around 10 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 75. East wind 10 to 15 mph.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. East wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 78. East wind 5 to 15 mph.

    High: 78 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 63. East wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers. Mostly cloudy, with a high near 75. East wind 5 to 10 mph.

    High: 75 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 81. South wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. Calm wind becoming north around 5 mph after midnight.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 73. Breezy, with a northeast wind 15 to 20 mph.
Sunday Night
Partly cloudy, with a low around 60. Northeast wind around 10 mph, with gusts as high as 25 mph.
Monday
Partly sunny, with a high near 75. East wind 10 to 15 mph.
Monday Night
Partly cloudy, with a low around 63. East wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 78. East wind 5 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 63. East wind around 5 mph.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 75. East wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 64. Southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 79. Southeast wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 66. Southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 81. South wind 5 to 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Sulphur LA
 29.5°N 89.71°W
Last Update:
2:06 am CDT Apr 18, 2026
Forecast Valid:
4am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation