National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 29.84°NLon: 90.02°WElev: 0ft.

Fair

65°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.07 in (1018.2 mb)
Dewpoint 65°F (18°C)
Visibility 8.00 mi
Last update 9 Mar 12:55 am CDT
Extended Forecast for

Harvey LA

Dense Fog Advisory until March 9, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 9, 09:00am

    NOW until 9:00am Mon

    Dense Fog Advisory

  • Overnight

    Low: 68 °F

    Patchy Dense
    Fog

  • Monday

    Monday: A slight chance of showers and thunderstorms between 1pm and 4pm. Areas of dense fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 82. South wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 82 °F

    Areas Dense
    Fog then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Patchy dense fog after 1am. Otherwise, increasing clouds, with a low around 69. South wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Tuesday

    Tuesday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 83. South wind 5 to 10 mph.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 70. Southeast wind 5 to 10 mph.

    Low: 70 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 84. South wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 59. Breezy, with a south wind 10 to 20 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Showers and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Sunny, with a high near 69. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 69 °F

    Slight Chance
    Showers and
    Breezy

Detailed Forecast

Overnight
Patchy dense fog after 2am. Otherwise, mostly cloudy, with a low around 68. Calm wind.
Monday
A slight chance of showers and thunderstorms between 1pm and 4pm. Areas of dense fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 82. South wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
Patchy dense fog after 1am. Otherwise, increasing clouds, with a low around 69. South wind 5 to 10 mph.
Tuesday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 83. South wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 70. Southeast wind 5 to 10 mph.
Wednesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 84. South wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 59. Breezy, with a south wind 10 to 20 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Thursday
A 20 percent chance of showers before 1pm. Sunny, with a high near 69. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Thursday Night
Mostly clear, with a low around 53. North wind 5 to 10 mph becoming east after midnight.
Friday
Sunny, with a high near 75. East wind around 5 mph.
Friday Night
Mostly clear, with a low around 58. South wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79. Light east wind becoming southeast 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 63. Southeast wind around 5 mph.
Sunday
Mostly sunny, with a high near 81. South wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Harvey LA
 29.9°N 90.06°W
Last Update:
12:32 am CDT Mar 9, 2026
Forecast Valid:
1am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
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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