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.

A Few Clouds

78°F

26°C

Humidity 90%
Wind Speed SE 9 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 May 1:55 am CDT
Extended Forecast for

Gretna LA

  • Overnight

    Overnight: Mostly cloudy, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Southeast wind 5 to 15 mph.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph becoming light in the evening.

    Low: 76 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. Southeast wind 5 to 10 mph.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Light southeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 77. Southeast wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Southeast wind 5 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 76. Southeast wind 5 to 10 mph becoming light in the evening.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. Southeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Light southeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 76. South wind 5 to 10 mph.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. South wind 5 to 10 mph.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. South wind 5 to 10 mph.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southeast wind around 5 mph.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 85. Southeast wind 5 to 10 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southeast wind around 5 mph.
Memorial Day
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Southeast wind 5 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gretna LA
 29.94°N 90.04°W
Last Update:
1:56 am CDT May 19, 2026
Forecast Valid:
2am CDT May 19, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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