Alert archive / Louisiana / Flash Flood Warnings / 2021

Flash Flood Warnings in Louisiana, May 2021

51 flash flood warnings in May 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flash flood warnings reaches back to 1986.

Flash Flood Warnings by county

Each county as a circle sized by its count in May 2021. Tap one for its archive.

Flash Flood Warnings
51
Busiest day
May 17, 202115 flash flood warnings

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
May 4, 12:37 PM CDTFlash Flood WarningJANMorehouse, West Carroll3 hr
May 5, 7:01 AM CDTFlash Flood WarningLIXSaint Tammany89 min
May 5, 7:20 AM CDTFlash Flood WarningLIXSaint Charles, Saint James, Saint John the Baptist115 min
May 5, 8:25 AM CDTFlash Flood WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard2 hr
May 9, 6:58 PM CDTFlash Flood WarningSHVSabine10 hr
May 10, 2:57 AM CDTFlash Flood WarningLIXJefferson, Orleans, Saint Charles9 hr
May 10, 4:20 AM CDTFlash Flood WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard115 min
May 11, 7:43 AM CDTFlash Flood WarningLIXJefferson, Orleans, Plaquemines77 min
May 11, 8:52 AM CDTFlash Flood WarningLCHAcadia, Lafayette, Saint Landry, Saint Martin3 hr
May 11, 9:32 PM CDTFlash Flood WarningLCHCalcasieu3 hr
May 11, 9:36 PM CDTFlash Flood WarningLCHAcadia, Iberia, Jefferson Davis, Lafayette, Saint Landry, Saint Martin and 1 more4 hr
May 11, 10:38 PM CDTFlash Flood WarningLIXAscension, Assumption, Iberville, Saint James3 hr
May 17, 9:34 AM CDTFlash Flood Warning Considerable damage threatLCHBeauregard, Vernon5 hr
May 17, 9:37 AM CDTFlash Flood Warning Considerable damage threatLCHBeauregard, Calcasieu5 hr
May 17, 9:40 AM CDTFlash Flood WarningLCHCalcasieu, Cameron5 hr
May 17, 10:10 AM CDTFlash Flood WarningLCHCalcasieu4 hr
May 17, 11:26 AM CDTFlash Flood WarningLCHAllen, Beauregard3 hr
May 17, 11:36 AM CDTFlash Flood WarningLCHCalcasieu3 hr
May 17, 12:41 PM CDTFlash Flood Warning Considerable damage threatLCHCalcasieu, Jefferson Davis3 hr
May 17, 1:43 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatLCHCalcasieu, Jefferson Davis6 hr
May 17, 2:19 PM CDTFlash Flood Warning Considerable damage threatLCHAllen, Beauregard, Calcasieu5 hr
May 17, 2:24 PM CDTFlash Flood WarningLCHBeauregard, Vernon3 hr
May 17, 2:35 PM CDTFlash Flood WarningLCHAllen, Jefferson Davis5 hr
May 17, 3:29 PM CDTFlash Flood WarningLCHAcadia, Allen, Jefferson Davis5 hr
May 17, 6:01 PM CDTFlash Flood Warning Considerable damage threatLCHAcadia, Lafayette, Vermilion6 hr
May 17, 6:03 PM CDTFlash Flood WarningLCHLafayette, Saint Landry, Saint Martin7 hr
May 17, 6:50 PM CDTFlash Flood WarningLIXAscension, Assumption, Iberville5 hr
May 17, 7:01 PM CDTFlash Flood WarningLCHLafayette5 hr
May 17, 7:09 PM CDTFlash Flood WarningLIXEast Baton Rouge4 hr
May 17, 7:20 PM CDTFlash Flood WarningLCHVermilion3 hr
May 17, 8:23 PM CDTFlash Flood Warning Considerable damage threatLCHIberia, Lafayette, Saint Martin, Vermilion3 hr
May 17, 8:48 PM CDTFlash Flood WarningLIXAscension, East Baton Rouge, Iberville3 hr
May 17, 10:11 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatLIXAscension, East Baton Rouge, Iberville, Livingston15 hr
May 17, 11:52 PM CDTFlash Flood WarningLIXAscension, Iberville3 hr
May 17, 11:56 PM CDTFlash Flood WarningLIXAscension, East Baton Rouge, Livingston3 hr
May 18, 2:56 AM CDTFlash Flood WarningLIXSaint Charles3 hr
May 18, 2:57 AM CDTFlash Flood WarningLIXAscension, Iberville6 hr
May 18, 4:50 AM CDTFlash Flood WarningLIXJefferson, Orleans, Plaquemines3 hr
May 18, 9:21 AM CDTFlash Flood WarningLIXAscension, Assumption, Iberville3 hr
May 18, 3:38 PM CDTFlash Flood WarningLIXAscension, East Baton Rouge, Iberville, Livingston4 hr
May 19, 10:00 PM CDTFlash Flood WarningLCHCameron3 hr
May 20, 9:29 AM CDTFlash Flood WarningLIXAscension, East Baton Rouge, Iberville, Livingston, West Baton Rouge9 hr
May 20, 9:45 AM CDTFlash Flood WarningLIXEast Baton Rouge, East Feliciana, Saint Helena, West Feliciana11 hr
May 20, 10:04 AM CDTFlash Flood WarningLIXAscension, Assumption, Iberville, Lafourche, Livingston, Saint James and 1 more13 hr
May 20, 4:04 PM CDTFlash Flood WarningLCHAcadia, Allen, Jefferson Davis, Vermilion5 hr
May 20, 5:16 PM CDTFlash Flood WarningLCHBeauregard, Calcasieu, Cameron, Jefferson Davis3 hr
May 20, 6:42 PM CDTFlash Flood WarningLIXAscension, East Baton Rouge, Iberville, Livingston, Saint Helena, West Baton Rouge4 hr
May 20, 7:12 PM CDTFlash Flood WarningLCHAllen, Beauregard, Vernon3 hr
May 20, 9:32 PM CDTFlash Flood WarningSHVDe Soto, Natchitoches, Red River, Sabine88 min
May 21, 11:50 AM CDTFlash Flood Warning Considerable damage threatLIXIberville6 hr
May 29, 12:36 PM CDTFlash Flood WarningLCHCalcasieu3 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.