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

73°F

23°C

Humidity 87%
Wind Speed SE 12 mph
Barometer 30.07 in (1018.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 3 Apr 12:55 am CDT
Extended Forecast for

Port Sulphur LA

  • Overnight

    Overnight: Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 79. Southeast wind 5 to 15 mph.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog between 9pm and midnight. Otherwise, partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Patchy Fog
    then Partly
    Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. Southeast wind 5 to 10 mph.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 77. Southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 80%.

    High: 77 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Cloudy, with a low around 58. North wind 10 to 15 mph. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.
Friday
Partly sunny, with a high near 79. Southeast wind 5 to 15 mph.
Friday Night
Patchy fog between 9pm and midnight. Otherwise, partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. Southeast wind 5 to 10 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Southeast wind around 5 mph. Chance of precipitation is 60%.
Sunday
Showers and possibly a thunderstorm. High near 77. Southwest wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms. Cloudy, with a low around 58. North wind 10 to 15 mph. Chance of precipitation is 40%.
Monday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66. Northeast wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 59. Northeast wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 73. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 62. Northeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers. Partly sunny, with a high near 73. East wind 10 to 15 mph.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 64. East wind around 10 mph, with gusts as high as 20 mph.
Thursday
A chance of showers. Partly sunny, with a high near 74. Breezy, with an east wind 10 to 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Sulphur LA
 29.48°N 89.69°W
Last Update:
1:25 am CDT Apr 3, 2026
Forecast Valid:
1am CDT Apr 3, 2026-6pm CDT Apr 9, 2026
 
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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