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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.

Partly Cloudy

92°F

33°C

Humidity 46%
Wind Speed SW 9 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 20 Aug 12:55 pm CDT
Extended Forecast for

3 Miles NW Port Sulphur LA

Heat Advisory August 20, 01:20pm until August 20, 08:00pm
Extreme Heat Warning August 21, 11:00am until August 21, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Heat Advisory August 20, 01:20pm until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 78. West wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Southwest wind around 5 mph.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 78. West wind around 5 mph. Chance of precipitation is 40%.

    Low: 78 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 94. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 94 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny and hot, with a high near 95. West wind around 5 mph becoming east in the afternoon.

    High: 95 °F

    Hot

  • Sunday Night

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

    Low: 79 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 94. Heat index values as high as 106. Southwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 78. West wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Southwest wind around 5 mph.
Friday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 78. West wind around 5 mph. Chance of precipitation is 40%.
Saturday
A 10 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 94. Northwest wind around 5 mph becoming southwest in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Sunny and hot, with a high near 95. West wind around 5 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 79. South wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 79. Southwest wind around 5 mph becoming calm.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Port Sulphur LA
 29.52°N 89.74°W
Last Update:
11:22 am CDT Aug 20, 2026
Forecast Valid:
1pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation