Alert archive / Ohio / Flash Flood Warnings
Flash Flood Warnings in Ohio, 2011
104 flash flood warnings in 2011. 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 2011. Tap one for its archive.
- Flash Flood Warnings
- 104
- Busiest month
- May36 flash flood warnings
- Busiest day
- May 14, 201113 flash flood warnings
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 3:45 AM EST | Flash Flood Warning | ILN | Darke, Hardin, Logan, Miami, Shelby, Union | 3 hr |
| Feb 28, 4:12 AM EST | Flash Flood Warning | CLE | Ashland, Crawford, Holmes, Knox, Marion, Morrow and 2 more | 6 hr |
| Feb 28, 5:08 AM EST | Flash Flood Warning | CLE | Holmes, Knox, Mahoning, Stark | 6 hr |
| Feb 28, 5:47 AM EST | Flash Flood Warning | CLE | Knox | 5 hr |
| Feb 28, 10:12 AM EST | Flash Flood Warning | CLE | Cuyahoga, Lake | 58 min |
| Apr 4, 3:35 PM EDT | Flash Flood Warning | ILN | Delaware, Fairfield, Franklin, Licking, Pickaway | 116 min |
| Apr 19, 9:08 AM EDT | Flash Flood Warning | ILN | Clermont | 3 hr |
| Apr 19, 11:42 PM EDT | Flash Flood Warning | ILN | Clark, Darke, Greene, Miami, Montgomery, Preble | 6 hr |
| Apr 20, 1:04 AM EDT | Flash Flood Warning | ILN | Butler, Hamilton | 6 hr |
| Apr 23, 2:21 AM EDT | Flash Flood Warning | ILN | Hamilton | 3 hr |
| Apr 23, 3:08 AM EDT | Flash Flood Warning | ILN | Brown, Highland | 3 hr |
| Apr 23, 4:20 AM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| Apr 23, 6:19 AM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 3 hr |
| Apr 23, 9:20 AM EDT | Flash Flood Warning | ILN | Adams, Scioto | 4 hr |
| Apr 23, 1:45 PM EDT | Flash Flood Warning | ILN | Hamilton | 8 hr |
| Apr 23, 3:31 PM EDT | Flash Flood Warning | ILN | Adams, Brown, Clermont, Clinton, Hamilton, Highland and 2 more | 6 hr |
| Apr 25, 4:52 PM EDT | Flash Flood Warning | CLE | Erie, Huron, Lorain | 3 hr |
| Apr 27, 10:36 PM EDT | Flash Flood Warning | ILN | Adams, Scioto | 3 hr |
| May 10, 5:29 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 10 hr |
| May 10, 5:49 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence, Meigs, Vinton | 10 hr |
| May 10, 6:20 PM EDT | Flash Flood Warning | ILN | Hocking, Pickaway, Ross | 7 hr |
| May 10, 7:14 PM EDT | Flash Flood Warning | ILN | Pike, Scioto | 5 hr |
| May 10, 10:44 PM EDT | Flash Flood Warning | ILN | Fayette, Pickaway, Ross | 3 hr |
| May 10, 11:30 PM EDT | Flash Flood Warning | ILN | Pike, Ross | 5 hr |
| May 11, 1:27 AM EDT | Flash Flood Warning | ILN | Champaign, Clark, Fayette, Madison, Ross | 4 hr |
| May 11, 3:24 AM EDT | Flash Flood Warning | ILN | Logan | 3 hr |
| May 11, 4:34 AM EDT | Flash Flood Warning | IWX | Allen, Putnam | 5 hr |
| May 11, 5:02 AM EDT | Flash Flood Warning | ILN | Hardin | 101 min |
| May 12, 3:44 PM EDT | Flash Flood Warning | CLE | Ashtabula, Geauga, Lake | 3 hr |
| May 13, 12:31 AM EDT | Flash Flood Warning | ILN | Fairfield, Hocking, Pickaway | 3 hr |
| May 13, 12:52 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Geauga, Lake | 5 hr |
| May 13, 2:56 PM EDT | Flash Flood Warning | CLE | Ashtabula, Geauga, Trumbull | 3 hr |
| May 13, 9:42 PM EDT | Flash Flood Warning | CLE | Ashland | 3 hr |
| May 14, 1:59 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Lorain | 4 hr |
| May 14, 2:06 PM EDT | Flash Flood Warning | IWX | Allen, Putnam | 3 hr |
| May 14, 2:31 PM EDT | Flash Flood Warning | CLE | Hancock, Marion, Wyandot | 2 hr |
| May 14, 3:24 PM EDT | Flash Flood Warning | CLE | Crawford, Huron, Knox, Morrow, Richland, Sandusky and 2 more | 4 hr |
| May 14, 3:49 PM EDT | Flash Flood Warning | CLE | Ashland, Medina, Richland | 4 hr |
| May 14, 4:07 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Geauga, Lake | 4 hr |
| May 14, 4:26 PM EDT | Flash Flood Warning | IWX | Henry | 3 hr |
| May 14, 4:36 PM EDT | Flash Flood Warning | CLE | Holmes, Knox, Medina, Wayne | 4 hr |
| May 14, 6:07 PM EDT | Flash Flood Warning | CLE | Portage, Stark, Summit | 4 hr |
| May 14, 6:22 PM EDT | Flash Flood Warning | CLE | Ashtabula | 4 hr |
| May 14, 7:18 PM EDT | Flash Flood Warning | CLE | Ashtabula, Trumbull | 4 hr |
| May 14, 7:20 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Morgan, Washington | 85 min |
| May 23, 6:47 AM EDT | Flash Flood Warning | ILN | Clinton, Fayette, Franklin, Greene, Madison, Pickaway | 3 hr |
| May 25, 2:47 PM EDT | Flash Flood Warning | IWX | Defiance, Fulton, Henry, Paulding, Williams | 3 hr |
| May 25, 5:24 PM EDT | Flash Flood Warning | IWX | Defiance, Fulton, Henry, Paulding, Putnam, Van Wert and 1 more | 3 hr |
| May 25, 7:09 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Lorain, Medina | 4 hr |
| May 25, 7:21 PM EDT | Flash Flood Warning | CLE | Ashland, Crawford, Marion, Morrow, Richland, Wyandot | 6 hr |
| May 26, 12:24 AM EDT | Flash Flood Warning | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 1 more | 11 hr |
| May 26, 2:02 PM EDT | Flash Flood Warning | IWX | Defiance, Paulding | 3 hr |
| May 26, 3:45 PM EDT | Flash Flood Warning | IWX | Defiance, Fulton, Henry, Williams | 3 hr |
| May 26, 6:30 PM EDT | Flash Flood Warning | CLE | Lorain | 5 hr |
| Jun 4, 10:59 PM EDT | Flash Flood Warning | ILN | Fairfield, Hocking, Pickaway, Ross | 3 hr |
| Jun 5, 12:07 AM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| Jun 5, 12:19 AM EDT | Flash Flood Warning | PBZ | Muskingum | 4 hr |
| Jun 5, 2:15 AM EDT | Flash Flood Warning | RLX | Morgan, Perry | 2 hr |
| Jun 7, 9:35 AM EDT | Flash Flood Warning | CLE | Lorain | 4 hr |
| Jun 10, 7:07 PM EDT | Flash Flood Warning | ILN | Hamilton | 113 min |
| Jun 19, 5:23 PM EDT | Flash Flood Warning | IWX | Defiance, Fulton, Henry | 5 hr |
| Jun 19, 7:11 PM EDT | Flash Flood Warning | PBZ | Coshocton, Tuscarawas | 3 hr |
| Jun 19, 8:03 PM EDT | Flash Flood Warning | PBZ | Harrison | 3 hr |
| Jun 19, 11:18 PM EDT | Flash Flood Warning | PBZ | Belmont | 3 hr |
| Jun 21, 4:14 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton | 3 hr |
| Jun 21, 4:58 PM EDT | Flash Flood Warning | ILN | Brown, Clermont | 3 hr |
| Jun 21, 7:56 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 4 hr |
| Jul 3, 9:34 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Perry | 116 min |
| Jul 11, 11:04 PM EDT | Flash Flood Warning | RLX | Athens, Washington | 3 hr |
| Jul 18, 7:12 PM EDT | Flash Flood Warning | ILN | Fairfield | 3 hr |
| Jul 18, 7:53 PM EDT | Flash Flood Warning | ILN | Hocking | 112 min |
| Jul 18, 7:58 PM EDT | Flash Flood Warning | RLX | Vinton | 3 hr |
| Jul 19, 3:26 AM EDT | Flash Flood Warning | CLE | Cuyahoga, Lorain | 6 hr |
| Jul 19, 4:19 AM EDT | Flash Flood Warning | CLE | Cuyahoga | 5 hr |
| Jul 19, 4:39 AM EDT | Flash Flood Warning | CLE | Medina, Stark, Summit | 6 hr |
| Jul 19, 7:18 PM EDT | Flash Flood Warning | ILN | Brown, Clermont | 78 min |
| Jul 22, 2:23 PM EDT | Flash Flood Warning | CLE | Ottawa, Sandusky, Wood | 6 hr |
| Jul 22, 2:24 PM EDT | Flash Flood Warning | PBZ | Belmont | 3 hr |
| Jul 22, 3:32 PM EDT | Flash Flood Warning | CLE | Lucas, Wood | 4 hr |
| Jul 22, 3:42 PM EDT | Flash Flood Warning | CLE | Cuyahoga | 5 hr |
| Jul 22, 3:52 PM EDT | Flash Flood Warning | CLE | Medina, Wayne | 5 hr |
| Jul 22, 3:58 PM EDT | Flash Flood Warning | CLE | Hancock, Seneca, Wyandot | 4 hr |
| Jul 22, 4:04 PM EDT | Flash Flood Warning | CLE | Geauga, Summit | 5 hr |
| Jul 22, 4:35 PM EDT | Flash Flood Warning | CLE | Lake | 2 hr |
| Jul 23, 2:11 AM EDT | Flash Flood Warning | PBZ | Coshocton | 4 hr |
| Jul 23, 2:46 AM EDT | Flash Flood Warning | CLE | Seneca | 11 hr |
| Jul 23, 3:07 PM EDT | Flash Flood Warning | CLE | Wyandot | 6 hr |
| Jul 23, 3:20 PM EDT | Flash Flood Warning | ILN | Hardin | 3 hr |
| Jul 23, 3:43 PM EDT | Flash Flood Warning | RLX | Gallia, Meigs | 2 hr |
| Jul 23, 4:20 PM EDT | Flash Flood Warning | ILN | Licking | 38 min |
| Jul 23, 7:36 PM EDT | Flash Flood Warning | CLE | Ottawa, Sandusky | 6 hr |
| Jul 23, 11:57 PM EDT | Flash Flood Warning | ILN | Delaware, Franklin, Licking | 6 hr |
| Jul 24, 5:19 PM EDT | Flash Flood Warning | ILN | Champaign, Logan, Shelby | 116 min |
| Jul 24, 6:22 PM EDT | Flash Flood Warning | ILN | Franklin | 3 hr |
| Aug 9, 12:17 AM EDT | Flash Flood Warning | ILN | Auglaize, Hardin, Logan, Shelby | 102 min |
| Aug 18, 7:04 PM EDT | Flash Flood Warning | CLE | Lucas | 3 hr |
| Aug 19, 4:43 AM EDT | Flash Flood Warning | CLE | Geauga | 107 min |
| Aug 19, 2:30 PM EDT | Flash Flood Warning | CLE | Knox | 87 min |
| Aug 19, 4:37 PM EDT | Flash Flood Warning | ILN | Delaware, Franklin, Madison, Union | 113 min |
| Aug 19, 5:33 PM EDT | Flash Flood Warning | PBZ | Columbiana | 3 hr |
| Aug 25, 6:37 AM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 4 hr |
| Aug 25, 8:00 AM EDT | Flash Flood Warning | RLX | Morgan, Washington | 2 hr |
| Sep 10, 12:13 PM EDT | Flash Flood Warning | CLE | Mahoning | 51 min |
| Nov 14, 3:42 PM EST | Flash Flood Warning | CLE | Lucas, Wood | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cuyahoga County8
- Knox County6
- Pickaway County6
- Hamilton County6
- Lorain County6
- Geauga County6
- Henry County6
- Defiance County6
- Lake County5
- Franklin County5
- Clermont County5
- Scioto County5
- Gallia County5
- Ross County5
- Wyandot County5
- Medina County5
- Morgan County5
- Fulton County5
- Hardin County4
- Logan County4
- Ashland County4
- Richland County4
- Fairfield County4
- Brown County4
- Lawrence County4
- Hocking County4
- Putnam County4
- Ashtabula County4
- Athens County4
- Washington County4
- Paulding County4
- Williams County4
- Shelby County3
- Crawford County3
- Holmes County3
- Marion County3
- Morrow County3
- Wayne County3
- Stark County3
- Delaware County3
42 more counties
- Licking County3
- Adams County3
- Pike County3
- Meigs County3
- Fayette County3
- Madison County3
- Allen County3
- Sandusky County3
- Seneca County3
- Summit County3
- Wood County3
- Lucas County3
- Darke County2
- Miami County2
- Union County2
- Mahoning County2
- Clark County2
- Greene County2
- Highland County2
- Clinton County2
- Huron County2
- Jackson County2
- Vinton County2
- Champaign County2
- Trumbull County2
- Hancock County2
- Perry County2
- Coshocton County2
- Belmont County2
- Ottawa County2
- Montgomery County1
- Preble County1
- Butler County1
- Warren County1
- Erie County1
- Portage County1
- Van Wert County1
- Muskingum County1
- Tuscarawas County1
- Harrison County1
- Auglaize County1
- Columbiana County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.