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Hazardous Weather Conditions

Current conditions at

New Orleans Naval Air Station - Alvin Callender Field (KNBG)

Lat: 29.84°NLon: 90.02°WElev: 0ft.

Fair

80°F

27°C

Humidity 90%
Wind Speed SW 6 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 20 Aug 12:55 am CDT
Extended Forecast for

3 Miles SE Port Sulphur LA

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 82. West wind around 5 mph.

    Low: 82 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91. Heat index values as high as 105. West wind 5 to 10 mph becoming southwest in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 79. Southwest wind 5 to 10 mph.

    Low: 79 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 106. Northwest wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78. West wind around 5 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 91. West wind around 5 mph becoming southwest in the afternoon.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 93. West wind around 5 mph becoming south in the afternoon.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 82. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 91. Heat index values as high as 105. West wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 79. Southwest wind 5 to 10 mph.
Friday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 106. Northwest wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78. West wind around 5 mph. Chance of precipitation is 20%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 91. West wind around 5 mph becoming southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 93. West wind around 5 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 79. South wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Port Sulphur LA
 29.45°N 89.69°W
Last Update:
10:56 pm CDT Aug 19, 2026
Forecast Valid:
1am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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Chance of Precipitation