Alert archive / Ohio / Flash Flood Watches

Flash Flood Watches in Ohio, 2021

19 flash flood watches in 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 watches reaches back to 2005.

Flash Flood Watches by county

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

Flash Flood Watches
19
Busiest month
August6 flash flood watches
Busiest day
August 30, 20213 flash flood watches

Over time

By month

The alerts

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

IssuedProductOfficeCountiesLasted
Feb 27, 2:42 AM ESTFlash Flood WatchILNAdams, Scioto11 min
May 4, 2:35 PM EDTFlash Flood WatchRLXAthens, Meigs, Washington17 hr
Jun 10, 9:59 AM EDTFlash Flood WatchRLXGallia, Jackson, Lawrence, Meigs36 hr
Jun 18, 3:06 AM EDTFlash Flood WatchRLXAthens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more33 hr
Jun 18, 3:48 AM EDTFlash Flood WatchILNAdams, Auglaize, Brown, Butler, Champaign, Clark and 25 more33 hr
Jun 30, 2:09 PM EDTFlash Flood WatchRLXAthens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more39 hr
Jul 1, 1:02 AM EDTFlash Flood WatchILNAdams, Brown, Butler, Clermont, Clinton, Hamilton and 6 more19 hr
Jul 12, 3:18 AM EDTFlash Flood WatchCLEAshtabula, Cuyahoga, Erie, Geauga, Huron, Lake and 5 more18 hr
Jul 16, 3:07 AM EDTFlash Flood WatchCLEAshland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more36 hr
Jul 16, 3:27 AM EDTFlash Flood WatchILNAuglaize, Butler, Champaign, Clark, Clermont, Clinton and 17 more29 hr
Jul 17, 2:46 AM EDTFlash Flood WatchPBZCarroll, Columbiana, Coshocton, Tuscarawas15 hr
Aug 17, 2:56 AM EDTFlash Flood WatchRLXAthens, Gallia, Lawrence, Meigs, Morgan, Washington33 hr
Aug 17, 1:28 PM EDTFlash Flood WatchPBZBelmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more27 hr
Aug 18, 3:23 AM EDTFlash Flood WatchCLEHolmes, Mahoning, Stark, Trumbull12 hr
Aug 30, 3:38 AM EDTFlash Flood WatchILNAdams, Brown, Butler, Clermont, Clinton, Hamilton and 6 more48 hr
Aug 30, 3:48 AM EDTFlash Flood WatchRLXAthens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more58 hr
Aug 30, 4:33 AM EDTFlash Flood WatchPBZBelmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more57 hr
Sep 15, 8:58 AM EDTFlash Flood WatchILNScioto11 hr
Sep 15, 9:04 AM EDTFlash Flood WatchRLXGallia, Lawrence11 hr

By county

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

40 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. August 30, 20213flash flood watches
  2. June 18, 20212flash flood watches
  3. July 16, 20212flash flood watches
  4. August 17, 20212flash flood watches
  5. September 15, 20212flash flood watches
  6. February 27, 20211flash flood watches
  7. May 4, 20211flash flood watches
  8. June 10, 20211flash flood watches
  9. June 30, 20211flash flood watches
  10. July 1, 20211flash flood watches
  11. July 12, 20211flash flood watches
  12. July 17, 20211flash flood watches

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.