Flash Flood in St. Charles Parish, Louisiana

Flash Flood May 11, 2026 · St. Charles Parish, Louisiana

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

ULM meteorology student reported street flooding along Evangeline Road in Montz.

The wider storm

A moist and moderately unstable airmass along a cold front moving through the region supported development of thunderstorms across southeast Louisiana late afternoon and evening of May 11th. Although weak low-level flow limited the overall severe-weather organization, locally heavy rainfall occurred in Baton Rouge metro as well as a brief tornado and associated wind damage in St. James Parish near Grand Point and Paulina.

Began near Gypsy (30.0300, -90.4500).

Other tornadoes from the same storm system

1 more tornado the National Weather Service filed under this storm episode.

EF0 St. James Parish

Source: NOAA Storm Events Database, event 1343479. Narratives are written by the National Weather Service forecast office that issued the report.

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