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City of Gretna, LAGretna, LA 7-Day Night Weather Forecast
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Gretna, LA Weather Forecast
Gretna, LA Weather Forecast Date: 121 PM CDT Wed Oct 14 2026
The area/counties/county of: Upper Jefferson, including the cities of: Metairie, Kenner, Harahan, Westwego, Marrero, and Gretna.or toggle through each period.
This Afternoon... Sunny. Near steady temperature in the mid 80s. East winds 5 to 10 mph.
Tonight... Clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph.
Thursday... Patchy fog in the morning. Mostly sunny. Highs in the upper 80s. East winds 5 to 10 mph.
Thursday Night... Mostly clear. Lows in the lower 70s. East winds 5 to 10 mph.
Friday... Mostly sunny. A slight chance of showers in the afternoon. Highs in the upper 80s. North winds 5 to 10 mph. Chance of rain 20%.
Friday Night... Mostly cloudy in the evening, then becoming partly cloudy. Breezy, cooler with lows around 60.
Saturday... Mostly clear and breezy. Highs in the lower 70s. Lows in the upper 50s.
Sunday... Mostly clear and breezy. Highs in the lower 70s. Lows in the upper 50s.
Sunday Night... Partly cloudy. Lows in the lower 60s.
Monday... Mostly sunny with a 20% chance of showers. Highs in the upper 70s.
Monday Night... Partly cloudy. Lows in the mid 60s.
POP = Probability of Precipitation
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