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

42°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 30.12 in (1020.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 13 Mar 5:55 am CDT
Extended Forecast for

Port Sulphur LA

  • Today

    Today: Sunny, with a high near 69. Calm wind becoming east around 5 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73. Light east wind increasing to 5 to 10 mph in the afternoon.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. Southeast wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78. South wind 5 to 15 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 4am, then showers and possibly a thunderstorm after 4am. Low around 50. South wind around 10 mph becoming west after midnight. Chance of precipitation is 80%.

    Low: 50 °F

    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 1pm. High near 62. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 62 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. North wind 10 to 15 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. North wind around 10 mph.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Calm wind becoming east around 5 mph.
Tonight
Mostly clear, with a low around 56. Calm wind.
Saturday
Sunny, with a high near 73. Light east wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph.
Sunday
Sunny, with a high near 78. South wind 5 to 15 mph.
Sunday Night
A slight chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 4am, then showers and possibly a thunderstorm after 4am. Low around 50. South wind around 10 mph becoming west after midnight. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 1pm. High near 62. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 40. North wind 10 to 15 mph.
Tuesday
Mostly sunny, with a high near 58. North wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 47. Northeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 64. East wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 53. East wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 71. Light southeast wind increasing to 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Sulphur LA
 29.5°N 89.71°W
Last Update:
12:31 am CDT Mar 13, 2026
Forecast Valid:
6am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
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Additional Resources

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Chance of Precipitation