Louisiana, 2019

Flash Flood in Louisiana, July 23, 2019

July 23, 2019 · NWS LIX · 1 event in 1 county or zone

An unseasonable cold front moved southward into coastal Mississippi and southeast Louisiana during the afternoon and evening hours. Thunderstorms produced localized very heavy rain which caused flash flooding.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

What happened

The episode as NWS LIX wrote it up.

An unseasonable cold front moved southward into coastal Mississippi and southeast Louisiana during the afternoon and evening hours. Thunderstorms produced localized very heavy rain which caused flash flooding.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, St. Charles

When
July 23, 9:00 PM CST to 10:30 PM CST
Where
St. Charles County, 0.82 mi NNW of Lone Star to 1.29 mi NE of Lone Star
Cause
Heavy Rain
Reported by
Emergency Manager
Coordinates
29.940, -90.337

Flooding was reported to a home in St. Rose. Rainfall totals across St. Charles Parish ranged from 2.5 to 4 inches during the evening hours.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Louisiana in 2019Every state in 2019This day in weather historyWarnings in Louisiana, July 2019

Sources

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: 835410.