Alert archive / Ohio / Flash Flood Warnings
Flash Flood Warnings in Ohio, 2017
130 flash flood warnings in 2017. 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 2017. Tap one for its archive.
- Flash Flood Warnings
- 130
- Busiest month
- June39 flash flood warnings
- Busiest day
- March 1, 201714 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 |
|---|---|---|---|---|
| Mar 1, 1:32 AM EST | Flash Flood Warning | ILN | Butler, Hamilton | 8 hr |
| Mar 1, 1:59 AM EST | Flash Flood Warning | ILN | Butler, Clermont, Hamilton, Warren | 2 hr |
| Mar 1, 2:22 AM EST | Flash Flood Warning | ILN | Brown, Clermont, Clinton, Fayette, Highland, Warren | 8 hr |
| Mar 1, 3:18 AM EST | Flash Flood Warning | ILN | Fayette, Highland, Hocking, Pickaway, Pike, Ross | 6 hr |
| Mar 1, 3:55 AM EST | Flash Flood Warning | ILN | Butler, Clermont, Hamilton, Warren | 6 hr |
| Mar 1, 4:48 AM EST | Flash Flood Warning | ILN | Adams, Brown, Scioto | 6 hr |
| Mar 1, 5:46 AM EST | Flash Flood Warning | ILN | Scioto | 4 hr |
| Mar 1, 6:08 AM EST | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 3 hr |
| Mar 1, 8:23 AM EST | Flash Flood Warning | RLX | Athens, Jackson, Morgan, Perry, Vinton | 3 hr |
| Mar 1, 8:34 AM EST | Flash Flood Warning | RLX | Perry | 3 hr |
| Mar 1, 9:07 AM EST | Flash Flood Warning | RLX | Athens, Gallia, Jackson, Meigs, Morgan, Vinton | 5 hr |
| Mar 1, 9:09 AM EST | Flash Flood Warning | RLX | Washington | 5 hr |
| Mar 1, 9:12 AM EST | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 5 hr |
| Mar 1, 10:44 AM EST | Flash Flood Warning | PBZ | Belmont | 3 hr |
| Apr 16, 6:48 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton | 3 hr |
| Apr 16, 6:49 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton | 3 hr |
| Apr 16, 6:50 PM EDT | Flash Flood Warning | ILN | Fairfield, Hocking, Pickaway | 3 hr |
| Apr 16, 9:43 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Apr 28, 10:19 PM EDT | Flash Flood Warning | ILN | Hamilton | 4 hr |
| Apr 29, 8:44 AM EDT | Flash Flood Warning | ILN | Butler, Hamilton | 4 hr |
| Apr 29, 9:16 AM EDT | Flash Flood Warning | ILN | Brown, Butler, Clermont, Clinton, Warren | 4 hr |
| Apr 29, 9:46 AM EDT | Flash Flood Warning | ILN | Butler, Warren | 4 hr |
| Apr 29, 9:52 AM EDT | Flash Flood Warning | ILN | Clinton, Fayette, Greene, Highland | 4 hr |
| Apr 29, 10:29 AM EDT | Flash Flood Warning | ILN | Pickaway, Ross | 3 hr |
| May 20, 4:57 PM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| May 20, 5:12 PM EDT | Flash Flood Warning | ILN | Brown | 3 hr |
| May 24, 5:25 PM EDT | Flash Flood Warning | ILN | Butler, Hamilton | 6 hr |
| May 24, 5:54 PM EDT | Flash Flood Warning | ILN | Butler, Hamilton | 6 hr |
| May 24, 7:57 PM EDT | Flash Flood Warning | IWX | Van Wert | 3 hr |
| May 27, 4:34 PM EDT | Flash Flood Warning | ILN | Adams | 3 hr |
| May 27, 4:59 PM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| May 27, 6:23 PM EDT | Flash Flood Warning | ILN | Pike | 3 hr |
| May 27, 8:11 PM EDT | Flash Flood Warning | RLX | Athens, Vinton | 3 hr |
| May 27, 8:20 PM EDT | Flash Flood Warning | ILN | Hocking | 2 hr |
| May 28, 3:58 PM EDT | Flash Flood Warning | CLE | Ashtabula | 3 hr |
| May 28, 4:30 PM EDT | Flash Flood Warning | CLE | Ashtabula, Geauga | 3 hr |
| Jun 5, 6:13 AM EDT | Flash Flood Warning | CLE | Marion | 4 hr |
| Jun 5, 2:54 PM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| Jun 5, 3:47 PM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| Jun 13, 6:59 AM EDT | Flash Flood Warning | ILN | Ross | 3 hr |
| Jun 13, 7:10 AM EDT | Flash Flood Warning | RLX | Jackson, Vinton | 3 hr |
| Jun 13, 8:49 AM EDT | Flash Flood Warning | ILN | Fayette, Greene, Madison | 3 hr |
| Jun 13, 10:26 AM EDT | Flash Flood Warning | ILN | Hocking | 3 hr |
| Jun 13, 10:26 AM EDT | Flash Flood Warning | ILN | Franklin, Licking | 3 hr |
| Jun 13, 10:47 AM EDT | Flash Flood Warning | RLX | Vinton | 118 min |
| Jun 13, 2:19 PM EDT | Flash Flood Warning | PBZ | Harrison, Tuscarawas | 3 hr |
| Jun 13, 3:45 PM EDT | Flash Flood Warning | CLE | Ashland, Holmes, Knox, Richland | 6 hr |
| Jun 13, 4:30 PM EDT | Flash Flood Warning | CLE | Richland | 6 hr |
| Jun 13, 5:49 PM EDT | Flash Flood Warning | PBZ | Muskingum | 116 min |
| Jun 13, 5:57 PM EDT | Flash Flood Warning | CLE | Hancock | 6 hr |
| Jun 13, 7:41 PM EDT | Flash Flood Warning | ILN | Hardin | 2 hr |
| Jun 13, 8:51 PM EDT | Flash Flood Warning | ILN | Logan | 114 min |
| Jun 13, 10:29 PM EDT | Flash Flood Warning | CLE | Richland | 6 hr |
| Jun 14, 9:28 AM EDT | Flash Flood Warning | ILN | Warren | 2 hr |
| Jun 16, 3:57 PM EDT | Flash Flood Warning | RLX | Morgan, Washington | 3 hr |
| Jun 18, 6:25 PM EDT | Flash Flood Warning | CLE | Ashtabula | 4 hr |
| Jun 23, 11:04 AM EDT | Flash Flood Warning | ILN | Delaware, Hardin, Logan, Union | 3 hr |
| Jun 23, 11:30 AM EDT | Flash Flood Warning | CLE | Marion, Morrow | 6 hr |
| Jun 23, 12:43 PM EDT | Flash Flood Warning | ILN | Darke, Miami, Montgomery, Preble | 3 hr |
| Jun 23, 3:27 PM EDT | Flash Flood Warning | ILN | Brown, Clinton, Fayette, Highland, Ross | 3 hr |
| Jun 23, 3:35 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton, Warren | 3 hr |
| Jun 23, 4:31 PM EDT | Flash Flood Warning | ILN | Highland, Pike, Ross | 3 hr |
| Jun 23, 4:57 PM EDT | Flash Flood Warning | ILN | Brown, Clermont, Highland | 3 hr |
| Jun 23, 5:00 PM EDT | Flash Flood Warning | RLX | Athens, Jackson, Morgan, Perry, Vinton, Washington | 13 hr |
| Jun 23, 5:21 PM EDT | Flash Flood Warning | ILN | Adams, Brown, Clermont, Pike, Scioto | 3 hr |
| Jun 23, 6:10 PM EDT | Flash Flood Warning | PBZ | Guernsey | 4 hr |
| Jun 23, 6:17 PM EDT | Flash Flood Warning | ILN | Adams, Brown, Scioto | 3 hr |
| Jun 23, 7:12 PM EDT | Flash Flood Warning | ILN | Adams | 5 hr |
| Jun 23, 7:31 PM EDT | Flash Flood Warning | RLX | Athens, Gallia, Jackson, Meigs, Vinton, Washington | 10 hr |
| Jun 23, 7:49 PM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| Jun 23, 8:00 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 7 hr |
| Jun 23, 8:26 PM EDT | Flash Flood Warning | RLX | Meigs | 4 hr |
| Jun 30, 3:48 PM EDT | Flash Flood Warning | IWX | Defiance, Henry, Paulding, Putnam | 6 hr |
| Jun 30, 5:45 PM EDT | Flash Flood Warning | CLE | Lorain | 6 hr |
| Jun 30, 6:28 PM EDT | Flash Flood Warning | CLE | Cuyahoga | 6 hr |
| Jul 4, 6:00 PM EDT | Flash Flood Warning | RLX | Morgan, Perry, Washington | 3 hr |
| Jul 6, 11:02 AM EDT | Flash Flood Warning | ILN | Clark, Greene, Miami, Montgomery | 3 hr |
| Jul 6, 11:45 AM EDT | Flash Flood Warning | ILN | Darke, Preble | 3 hr |
| Jul 7, 6:17 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 4 hr |
| Jul 10, 4:12 PM EDT | Flash Flood Warning | ILN | Franklin | 3 hr |
| Jul 10, 4:34 PM EDT | Flash Flood Warning | ILN | Fairfield, Licking | 3 hr |
| Jul 10, 5:50 PM EDT | Flash Flood Warning | ILN | Fairfield, Hocking | 3 hr |
| Jul 10, 5:50 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Perry | 3 hr |
| Jul 10, 11:54 PM EDT | Flash Flood Warning | ILN | Auglaize | 3 hr |
| Jul 11, 3:40 AM EDT | Flash Flood Warning | ILN | Fayette, Madison, Pickaway | 3 hr |
| Jul 13, 4:40 AM EDT | Flash Flood Warning | CLE | Hancock | 6 hr |
| Jul 13, 5:12 AM EDT | Flash Flood Warning | ILN | Hardin | 3 hr |
| Jul 13, 9:38 AM EDT | Flash Flood Warning | ILN | Butler, Warren | 3 hr |
| Jul 13, 11:02 AM EDT | Flash Flood Warning | RLX | Perry | 5 hr |
| Jul 13, 11:48 AM EDT | Flash Flood Warning | ILN | Fairfield, Licking | 3 hr |
| Jul 13, 12:17 PM EDT | Flash Flood Warning | ILN | Franklin, Licking | 3 hr |
| Jul 13, 1:21 PM EDT | Flash Flood Warning | PBZ | Muskingum | 3 hr |
| Jul 16, 9:49 PM EDT | Flash Flood Warning | ILN | Auglaize, Mercer, Shelby | 116 min |
| Jul 16, 11:47 PM EDT | Flash Flood Warning | ILN | Preble | 3 hr |
| Jul 18, 7:35 PM EDT | Flash Flood Warning | ILN | Licking | 115 min |
| Jul 21, 11:27 AM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Jul 22, 6:36 AM EDT | Flash Flood Warning | ILN | Auglaize, Mercer | 5 hr |
| Jul 22, 12:05 PM EDT | Flash Flood Warning | RLX | Perry | 7 hr |
| Jul 22, 12:56 PM EDT | Flash Flood Warning | CLE | Ashtabula | 5 hr |
| Jul 22, 4:14 PM EDT | Flash Flood Warning | ILN | Fairfield, Hocking | 3 hr |
| Jul 22, 5:05 PM EDT | Flash Flood Warning | ILN | Hocking | 115 min |
| Jul 22, 5:56 PM EDT | Flash Flood Warning | RLX | Washington | 4 hr |
| Jul 22, 9:35 PM EDT | Flash Flood Warning | ILN | Adams, Brown | 6 hr |
| Jul 22, 11:41 PM EDT | Flash Flood Warning | ILN | Brown, Clermont | 3 hr |
| Jul 23, 7:05 PM EDT | Flash Flood Warning | PBZ | Carroll, Harrison, Tuscarawas | 4 hr |
| Jul 23, 8:21 PM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Harrison, Tuscarawas | 3 hr |
| Jul 23, 8:55 PM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Noble | 4 hr |
| Jul 28, 2:31 PM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Jul 28, 9:44 PM EDT | Flash Flood Warning | PBZ | Belmont | 8 hr |
| Sep 4, 10:36 PM EDT | Flash Flood Warning | CLE | Crawford, Hancock, Wyandot | 6 hr |
| Sep 4, 11:01 PM EDT | Flash Flood Warning | ILN | Preble | 119 min |
| Nov 5, 7:08 PM EST | Flash Flood Warning | ILN | Miami, Montgomery, Preble | 3 hr |
| Nov 5, 7:24 PM EST | Flash Flood Warning | ILN | Miami, Montgomery | 3 hr |
| Nov 5, 7:34 PM EST | Flash Flood Warning | ILN | Clark | 3 hr |
| Nov 5, 10:49 PM EST | Flash Flood Warning | ILN | Butler | 2 hr |
| Nov 5, 11:39 PM EST | Flash Flood Warning | ILN | Hamilton | 4 hr |
| Nov 6, 12:34 AM EST | Flash Flood Warning | ILN | Clermont, Warren | 2 hr |
| Nov 6, 12:43 AM EST | Flash Flood Warning | ILN | Brown, Clinton, Highland | 3 hr |
| Nov 6, 1:12 AM EST | Flash Flood Warning | ILN | Fayette, Madison, Pickaway, Ross | 3 hr |
| Nov 6, 2:49 AM EST | Flash Flood Warning | RLX | Athens, Morgan | 6 hr |
| Nov 6, 3:07 AM EST | Flash Flood Warning | RLX | Vinton | 6 hr |
| Nov 6, 3:45 AM EST | Flash Flood Warning | RLX | Athens, Meigs, Washington | 6 hr |
| Nov 6, 4:09 AM EST | Flash Flood Warning | RLX | Athens, Morgan, Washington | 6 hr |
| Nov 6, 4:16 AM EST | Flash Flood Warning | RLX | Athens, Jackson, Meigs, Vinton | 6 hr |
| Nov 6, 4:42 AM EST | Flash Flood Warning | RLX | Washington | 3 hr |
| Nov 18, 9:36 AM EST | Flash Flood Warning | ILN | Delaware, Licking, Union | 3 hr |
| Nov 18, 2:52 PM EST | Flash Flood Warning | ILN | Darke | 3 hr |
| Nov 18, 3:16 PM EST | Flash Flood Warning | ILN | Auglaize, Shelby | 3 hr |
| Nov 18, 3:57 PM EST | Flash Flood Warning | ILN | Darke, Preble | 3 hr |
| Nov 18, 5:21 PM EST | Flash Flood Warning | ILN | Champaign, Delaware, Logan, Union | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hamilton County11
- Clermont County11
- Brown County11
- Butler County10
- Athens County10
- Washington County10
- Warren County9
- Scioto County9
- Jackson County9
- Vinton County9
- Morgan County8
- Perry County8
- Fayette County7
- Highland County7
- Hocking County7
- Ross County6
- Adams County6
- Gallia County6
- Licking County6
- Preble County6
- Clinton County5
- Pickaway County5
- Lawrence County5
- Meigs County5
- Fairfield County5
- Pike County4
- Belmont County4
- Ashtabula County4
- Darke County4
- Miami County4
- Montgomery County4
- Auglaize County4
- Greene County3
- Madison County3
- Franklin County3
- Harrison County3
- Tuscarawas County3
- Richland County3
- Hancock County3
- Hardin County3
26 more counties
- Logan County3
- Delaware County3
- Union County3
- Guernsey County3
- Marion County2
- Muskingum County2
- Clark County2
- Mercer County2
- Shelby County2
- Van Wert County1
- Geauga County1
- Ashland County1
- Holmes County1
- Knox County1
- Morrow County1
- Defiance County1
- Henry County1
- Paulding County1
- Putnam County1
- Lorain County1
- Cuyahoga County1
- Carroll County1
- Noble County1
- Crawford County1
- Wyandot County1
- Champaign County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.