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.

Mostly Cloudy

84°F

29°C

Humidity 67%
Wind Speed NE 6 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 27 Aug 2:55 pm CDT
Extended Forecast for

Harvey LA

  • This Afternoon

    This Afternoon: Showers and thunderstorms. High near 86. West wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Calm wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly between 2pm and 3pm. Partly sunny, with a high near 89. Calm wind becoming north around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 77. Calm wind. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 78. East wind around 5 mph becoming calm.

    Low: 78 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

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

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the morning.

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms. High near 86. West wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Calm wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly between 2pm and 3pm. Partly sunny, with a high near 89. Calm wind becoming north around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 77. Calm wind. Chance of precipitation is 20%.
Saturday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 78. East wind around 5 mph becoming calm.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harvey LA
 29.88°N 90.07°W
Last Update:
2:07 pm CDT Aug 27, 2026
Forecast Valid:
3pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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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