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

88°F

31°C

Humidity 63%
Wind Speed E 9 mph
Barometer 30.10 in (1019.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 9 Aug 12:55 pm CDT
Extended Forecast for

Harvey LA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 91. South wind 5 to 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Mostly sunny, with a high near 90. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 91 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.

    Low: 79 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South wind 5 to 10 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Calm wind becoming south around 5 mph in the morning.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 91. South wind 5 to 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.
Monday
A 50 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Mostly sunny, with a high near 90. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 79. South wind 5 to 10 mph.
Thursday
Sunny, with a high near 93. Calm wind becoming south around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 78. South wind 5 to 10 mph becoming light southwest after midnight.
Friday
Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 78. South wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Sunny and hot, with a high near 95. Calm wind becoming southeast around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harvey LA
 29.9°N 90.06°W
Last Update:
1:25 pm CDT Aug 9, 2026
Forecast Valid:
1pm CDT Aug 9, 2026-6pm CDT Aug 15, 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