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

57°F

14°C

Humidity 42%
Wind Speed Calm
Barometer 30.23 in (1023.5 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 7 Feb 5:55 pm CST
Extended Forecast for

Port Sulphur LA

  • Tonight

    Tonight: Mostly clear, with a low around 48. Calm wind becoming east around 5 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. East wind around 5 mph becoming calm in the afternoon.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. South wind around 5 mph becoming calm.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 68. Calm wind becoming southeast around 5 mph.

    High: 68 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 56. Calm wind becoming southeast around 5 mph.

    Low: 56 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 71. Calm wind becoming south around 5 mph.

    High: 71 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 48. Calm wind becoming east around 5 mph.
Sunday
Sunny, with a high near 66. East wind around 5 mph becoming calm in the afternoon.
Sunday Night
Mostly clear, with a low around 50. Calm wind.
Monday
Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 53. South wind around 5 mph becoming calm.
Tuesday
Mostly cloudy, with a high near 68. Calm wind becoming southeast around 5 mph.
Tuesday Night
A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 56. Calm wind becoming southeast around 5 mph.
Wednesday
A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 71. Calm wind becoming south around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 55. Calm wind.
Thursday
Mostly cloudy, with a high near 69. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 54. South wind around 5 mph.
Friday
A slight chance of showers. Mostly cloudy, with a high near 69. South wind 5 to 10 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 52. South wind around 5 mph becoming north after midnight.
Saturday
A chance of showers. Mostly cloudy, with a high near 64. North wind 5 to 15 mph becoming southwest in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Sulphur LA
 29.5°N 89.69°W
Last Update:
5:01 pm CST Feb 7, 2026
Forecast Valid:
6pm CST Feb 7, 2026-6pm CST Feb 14, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation