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.

Thunderstorm and Breezy

85°F

29°C

Humidity 68%
Wind Speed S 21 G 35 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 11 Jul 12:55 pm CDT
Extended Forecast for

4 Miles SE Port Sulphur LA

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 3pm. Mostly sunny, with a high near 92. Heat index values as high as 108. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. South wind around 5 mph.

    Low: 78 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 5pm. High near 91. Heat index values as high as 106. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 76. Southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 76 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 89. West wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 89 °F

    Showers then
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 76. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 76 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 90. West wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 90 °F

    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.

    High: 91 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 3pm. Mostly sunny, with a high near 92. Heat index values as high as 108. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. South wind around 5 mph.
Sunday
Showers and thunderstorms, mainly before 5pm. High near 91. Heat index values as high as 106. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 76. Southwest wind around 5 mph. Chance of precipitation is 70%.
Monday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 89. West wind 5 to 10 mph. Chance of precipitation is 90%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 76. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 90. West wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. West wind around 5 mph becoming calm.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Northwest wind around 5 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Port Sulphur LA
 29.45°N 89.66°W
Last Update:
2:01 am CDT Jul 11, 2026
Forecast Valid:
1pm CDT Jul 11, 2026-6pm CDT Jul 17, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation