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Flash Flood — St. Tammany, LA

May 16, 2024

Continual progressive flow aloft coupled with unstable air ignited thunderstorms across southeastern Texas during the afternoon hours. These storms formed into a linear complex and traversed along a northward advancing warm front draped across the gulf coast. Aided by ample instability and favorable wind shear, this cluster organized into a damaging wind with embedded tornado risk across southeastern Louisiana. Multiple rounds of storms also aided in flash flooding across urbanized areas. The co

Source: NOAA National Weather Service Storm Events Database (event 1185926). Narrative written by NWS staff at the time of the event.

Flood Risk Context for St. Tammany, LA

This event is one of many recorded floods in St. Tammany County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

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