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.

Fog/Mist

58°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.12 in (1019.8 mb)
Dewpoint 58°F (14°C)
Visibility 1.50 mi
Last update 22 Jan 4:55 am CST
Extended Forecast for

Gretna LA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming southeast around 5 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 58. Southeast wind around 5 mph becoming calm.

    Low: 58 °F

    Increasing
    Clouds

  • Friday

    Friday: A 40 percent chance of showers. Mostly cloudy, with a high near 69. Light northeast wind increasing to 5 to 10 mph in the morning.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 53. Northeast wind 5 to 10 mph.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 3pm. Cloudy, with a high near 69. East wind around 10 mph becoming southeast in the afternoon. Chance of precipitation is 50%.

    High: 69 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 49. Southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm before noon, then showers likely. High near 61. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 90%.

    High: 61 °F

    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 29. North wind around 15 mph, with gusts as high as 30 mph.

    Low: 29 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 46. North wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 46 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming southeast around 5 mph.
Tonight
Increasing clouds, with a low around 58. Southeast wind around 5 mph becoming calm.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 69. Light northeast wind increasing to 5 to 10 mph in the morning.
Friday Night
A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 53. Northeast wind 5 to 10 mph.
Saturday
A chance of showers, with thunderstorms also possible after 3pm. Cloudy, with a high near 69. East wind around 10 mph becoming southeast in the afternoon. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 49. Southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm before noon, then showers likely. High near 61. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 90%.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 29. North wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 46. North wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Areas of frost before 11pm, then widespread frost after midnight. Otherwise, mostly clear, with a low around 31. North wind 5 to 10 mph.
Tuesday
Widespread frost. Otherwise, sunny, with a high near 51. Northeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 40. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 59. Northeast wind around 5 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gretna LA
 29.92°N 90.06°W
Last Update:
5:29 am CST Jan 22, 2026
Forecast Valid:
5am CST Jan 22, 2026-6pm CST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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