Gretna, Louisiana – A round of thunderstorms is expected to push into Gretna by midday Sunday, threatening travel disruptions and potential flash flooding along US-90 and LA-23.
According to the National Weather Service in New Orleans, showers and storms are likely to begin after 1 p.m. Sunday and may linger into the evening hours. With temperatures peaking near 92°F and winds shifting southeast at 5 to 10 mph, the high humidity will fuel scattered but heavy downpours, particularly across Jefferson Parish.
Motorists should prepare for sudden visibility drops and water pooling on roads. If traveling along major corridors like US-90 or Belle Chasse Highway, allow extra time and avoid flooded low spots. Power flickers are possible in localized areas due to strong wind gusts.
Rain chances decrease slightly on Monday, but isolated storms remain possible through midweek. Monday’s high hovers around 91°F, with showers most likely after 1 p.m. Winds shift southward before turning calm overnight.
Tuesday brings another 50% chance of afternoon thunderstorms, while temperatures stay consistent in the lower 90s. Rain chances persist through Thursday, with Wednesday night offering a brief dry window.
🌤️ Five-Day Forecast for Gretna (July 6–11):
- Sunday: Thunderstorms likely after 1 p.m. | High: 92°F | Low: 77°F
- Monday: Slight chance of storms after 1 p.m. | High: 91°F | Low: 78°F
- Tuesday: 50% chance of storms after 1 p.m. | High: 91°F | Low: 78°F
- Wednesday: Slight storms chance in evening | High: 92°F | Low: 78°F
- Thursday: Thunderstorms likely, especially p.m. | High: 93°F | Low: 78°F
