Clusters of thunderstorms developed overnight along a stalled frontal boundary draped across Texas from the Permian Basin to southeastern Oklahoma on April 29th. Those individual clusters congealed into a Mesoscale Convective System on April 30th from the I-20 corridor in Texas to central Oklahoma.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS LIX wrote it up.
Clusters of thunderstorms developed overnight along a stalled frontal boundary draped across Texas from the Permian Basin to southeastern Oklahoma on April 29th. Those individual clusters congealed into a Mesoscale Convective System on April 30th from the I-20 corridor in Texas to central Oklahoma. This MCS steadily tracked southeast towards Louisiana, reaching southeast Louisiana in the morning hours of May first. A storm along the leading edge of the convection produced severe hail in East Feliciana.
The Hammond radar (KHDC), 65 km away, was scanning. The volume nearest the first event began at 23:01 UTC.
1 hail. Local standard time, as filed.
Sheriffs Office reported quarter sized hail along Hwy 961, 3 miles north of Hwy 10.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Louisiana in 2025Every state in 2025This day in weather historyWarnings in Louisiana, May 2025
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1259395.