49
Recorded events
0
Direct deaths
0
Direct injuries
$574.9M
Property damage
Flash Flood in Lafayette Parish, Louisiana: 49 recorded events between 1996 and 2025. The strongest on record measured 0. That places the county #616 nationally and #14 statewide for this hazard.
Decade by decade
Flash Flood in Lafayette Parish, Louisiana: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for flash flood in Lafayette Parish is the 2010s, when 16 of the county's 49 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Lafayette Parish archive, flash flood makes up 14.2% of all recorded severe weather across 8 hazard types. Nationally the county sits at #616 for this hazard and #14 within Louisiana, putting it in the 79.6 percentile of all U.S. counties.
Seasonality
Events by month
May is the peak month for flash flood in Lafayette Parish with 12 recorded events, while Feb is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Dec 4, 2025 | LAFAYETTE | 0 | $0 |
| Jul 6, 2025 | SCOTT | 0 | $0 |
| Jun 13, 2025 | BILLEAUD | 0 | $25K |
| May 21, 2025 | ELKS | 0 | $0 |
| May 9, 2025 | YOUNGSVILLE | 0 | $100K |
| May 7, 2025 | ELKS | 0 | $0 |
| Apr 24, 2025 | MILTON | 0 | $250K |
| Nov 13, 2024 | MOUTON | 0 | $15K |
| May 13, 2024 | SCOTT | 0 | $0 |
| Dec 1, 2023 | LAFAYETTE | 0 | $5K |
Other hazards here
More from Lafayette Parish
- Thunderstorm Wind 144
- Hail 78
- Tornado 42
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Street flooding along Ambassador Caffery and a few other poorly drained streets were first reported during the early morning of the 12th. High rainfall rates continued through the day with many streets being flooded and some structures by mid morning. Widespread flooding of vehicles, structures, and high water rescues began during the late morning across Lafayette Parish. The Vermilion River reached major flood stage by sunrise on the 13th and remained above major flood stage for 5 and a half days. Rainfall totals surpassed 20 inches in the southern section of the parish over the 12th and 13th. An estimated 9,376 structures flooded during the event.
A boundary pushed to the coast of Louisiana during March 11th and then slowly lifted into Acadiana and stalled through much of 12th. Storms kept redeveloping over the area north of interstate 10 with some locations receiving more than one foot of rain during the 12th. Flash Flooding was reported across multiple parishes, but were most notable across southern portions of Saint Landry, northern sections of Lafayette, and northwest sections of Saint Martin parishes. Flood levels reached record levels along Bayou Vermilion during the event in Carencro.||The event flooded 690 homes which affected around 2,000 residents in the Carencro area. 77 rescues were made. Many roads were also closed including Interstate 49 from Sunset to Highway 190. A river gauge along Bayou Vermilion between Carencro and Arnaudville recorded 14.61 inches during the event with radar estimates between 14 and 16 inches which resulted in a record crest of 22.5 feet, 1 foot over the previous record.
Over ten inches of rain fell in the Youngsville area, resulting in nearly 400 homes and businesses with flood water damages. With US 90 closed between Lafayette and New Iberia, many people risked their life by driving around road barricades into deep, moning water. Fire and police rescue personel used water ski-doos to retrieve dozens of people from roofs of vehicles, and even trees.
Quick answers
Frequently asked
How many flash flood events are on record in Lafayette Parish, Louisiana?
49 flash flood events are recorded in Lafayette Parish between 1996 and 2025, causing 0 direct deaths.
What is the strongest flash flood recorded in Lafayette Parish?
The strongest flash flood on record in Lafayette Parish measured 0.
Where does the flash flood data for Lafayette Parish come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Flash Flood in Lafayette Parish, Louisiana.” Severe Weather History. severeweatherhistory.com/county/louisiana/lafayette-parish/flash-flood/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.