Alert archive / Alabama / Jefferson County / Flash Flood Warnings

Flash Flood Warnings in Jefferson County, Alabama, 2021

20 flash flood warnings in 2021. An alert counts here when it covered this county. The archive of flash flood warnings reaches back to 1986.

Jefferson County and its neighbors

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

Flash Flood Warnings
20
Busiest month
March4 flash flood warnings
Busiest day
May 4, 20213 flash flood warnings

Over time

By month

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.

IssuedProductOfficeLasted
Mar 17, 2:51 PM CDTFlash Flood WarningBMX2 hr
Mar 25, 1:57 PM CDTFlash Flood WarningBMX9 hr
Mar 25, 2:32 PM CDTFlash Flood WarningBMX4 hr
Mar 31, 8:42 AM CDTFlash Flood WarningBMX3 hr
May 4, 12:10 PM CDTFlash Flood WarningBMX7 hr
May 4, 1:39 PM CDTFlash Flood WarningBMX5 hr
May 4, 5:17 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatBMX3 hr
Jun 7, 8:08 PM CDTFlash Flood WarningBMX3 hr
Jun 19, 9:06 PM CDTFlash Flood WarningBMX5 hr
Jun 20, 2:00 AM CDTFlash Flood WarningBMX3 hr
Jun 22, 1:13 AM CDTFlash Flood WarningBMX3 hr
Jul 15, 8:09 PM CDTFlash Flood WarningBMX2 hr
Jul 19, 4:55 PM CDTFlash Flood WarningBMX4 hr
Jul 19, 6:27 PM CDTFlash Flood WarningBMX3 hr
Jul 22, 5:21 PM CDTFlash Flood WarningBMX62 min
Aug 10, 3:47 PM CDTFlash Flood WarningBMX2 hr
Sep 18, 9:40 AM CDTFlash Flood WarningBMX3 hr
Oct 3, 9:05 PM CDTFlash Flood WarningBMX3 hr
Oct 5, 7:02 PM CDTFlash Flood WarningBMX6 hr
Oct 6, 7:17 PM CDTFlash Flood Warning EmergencyBMX10 hr

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 4, 20213flash flood warnings
  2. March 25, 20212flash flood warnings
  3. June 20, 20212flash flood warnings
  4. July 19, 20212flash flood warnings
  5. March 17, 20211flash flood warnings
  6. March 31, 20211flash flood warnings
  7. June 8, 20211flash flood warnings
  8. June 22, 20211flash flood warnings
  9. July 16, 20211flash flood warnings
  10. July 22, 20211flash flood warnings

Nearby

Alerts in force nowTornadoes on recordForecastThe 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.