Isolated thunderstorms developed on a lake breeze in the New Orleans Metro area. The storms produced small hail and flash flooding.
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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.
Isolated thunderstorms developed on a lake breeze in the New Orleans Metro area. The storms produced small hail and flash flooding.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS New Orleans, LA wrote its last area forecast discussion before the first event at Apr 23, 1:32 PM CST, 19 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
2 flash flood. Local standard time, as filed.
Significant street flooding reported on Transcontinental...David Drive...West Metairie and Clearview Roads.
Significant street flooding with streets impassible near the intersection of Tulane Avenue and Jefferson Davis Parkway.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Louisiana in 2010Every state in 2010This day in weather historyWarnings in Louisiana, April 2010
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: 224782, 224783.