Gretna, LA Weather Forecast
Jefferson Parish, Louisiana
Live radar, warnings and storm tracking for Gretna, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Gretna
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Gretna, LA at a glance
Gretna is home to about 17,026 people in Jefferson Parish, across 4 square miles. It ranks 20th by population of 105 places in Louisiana with a forecast here. The nearest neighbour with its own forecast is Westwego, 6 miles away.
- County
- Jefferson Parish
- Population
- 17,026 2023 est.
- Land area
- 4 sq mi
- People per sq mi
- 4,219
- Forecast point
- 29.9109°N, 90.0517°W
How well can the network see Gretna?
The nearest Doppler radar is KLIX (New Orleans, LA), to the NNE. Its lowest scan passes about 2,000 ft above Gretna. Close enough to see rotation in the low part of a storm, where tornadoes form. Gretna is closer to its radar than 67% of US cities.
The closest weather station is KNBG (New Orleans). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Gretna
- Westwego, LA6 mi
- Harahan, LA9 mi
- New Orleans, LA12 mi
- Kenner, LA14 mi
- Slidell, LA31 mi
- Mandeville, LA32 mi
- Pearl River, LA37 mi
- Abita Springs, LA39 mi
Elsewhere in Louisiana
New OrleansBaton RougeShreveportLafayetteLake CharlesKennerAll Louisiana forecasts →