Alert archive / Ohio / Flash Flood Warnings
Flash Flood Warnings in Ohio, 2026
259 flash flood warnings in 2026. 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 2026. Tap one for its archive.
- Flash Flood Warnings
- 259
- Busiest month
- August88 flash flood warnings
- Busiest day
- August 11, 202625 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 19, 10:01 PM EST | Flash Flood Warning | ILN | Clark, Clinton, Greene, Madison, Warren | 3 hr |
| Feb 19, 10:20 PM EST | Flash Flood Warning | ILN | Fayette, Madison | 3 hr |
| Feb 19, 10:52 PM EST | Flash Flood Warning | ILN | Clark, Clinton, Fayette, Greene, Madison, Montgomery and 1 more | 2 hr |
| Feb 19, 11:37 PM EST | Flash Flood Warning | ILN | Fairfield, Franklin, Madison, Pickaway | 2 hr |
| Mar 5, 12:01 AM EST | Flash Flood Warning | ILN | Butler, Montgomery, Preble, Warren | 3 hr |
| Mar 11, 5:16 PM EDT | Flash Flood Warning | ILN | Clinton, Fayette, Highland, Pickaway, Ross | 3 hr |
| Mar 31, 7:55 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Geauga, Lake | 5 hr |
| Mar 31, 8:15 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Erie, Lorain | 4 hr |
| Mar 31, 9:01 PM EDT | Flash Flood Warning | CLE | Geauga | 3 hr |
| Mar 31, 10:38 PM EDT | Flash Flood Warning | CLE | Mahoning, Trumbull | 3 hr |
| Apr 1, 5:40 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 3 hr |
| Apr 1, 6:59 PM EDT | Flash Flood Warning | RLX | Athens, Meigs | 3 hr |
| Apr 1, 7:13 PM EDT | Flash Flood Warning | RLX | Gallia | 3 hr |
| Apr 3, 7:09 PM EDT | Flash Flood Warning | CLE | Ashland, Medina, Richland, Stark, Summit, Wayne | 9 hr |
| Apr 3, 7:36 PM EDT | Flash Flood Warning | CLE | Ashland, Holmes, Knox, Morrow, Richland, Stark and 1 more | 10 hr |
| Apr 3, 8:45 PM EDT | Flash Flood Warning | CLE | Holmes | 6 hr |
| Apr 3, 10:27 PM EDT | Flash Flood Warning | PBZ | Carroll, Coshocton, Harrison, Tuscarawas | 3 hr |
| Apr 3, 11:18 PM EDT | Flash Flood Warning | CLE | Ashland, Holmes, Knox, Morrow, Richland | 4 hr |
| Apr 3, 11:31 PM EDT | Flash Flood Warning | CLE | Marion, Morrow | 6 hr |
| May 23, 7:28 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 3 hr |
| May 24, 4:53 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Perry | 4 hr |
| May 24, 5:03 PM EDT | Flash Flood Warning | RLX | Athens, Meigs | 4 hr |
| May 24, 5:17 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Meigs, Vinton | 4 hr |
| May 24, 5:18 PM EDT | Flash Flood Warning | PBZ | Guernsey, Harrison, Muskingum, Noble | 5 hr |
| May 24, 5:32 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 3 hr |
| May 24, 5:56 PM EDT | Flash Flood Warning | PBZ | Harrison, Jefferson | 5 hr |
| May 24, 6:10 PM EDT | Flash Flood Warning | CLE | Richland | 2 hr |
| May 24, 6:11 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 3 hr |
| May 24, 6:49 PM EDT | Flash Flood Warning | PBZ | Belmont | 4 hr |
| May 24, 7:41 PM EDT | Flash Flood Warning | PBZ | Columbiana | 3 hr |
| May 26, 2:11 PM EDT | Flash Flood Warning | RLX | Meigs | 3 hr |
| May 27, 10:12 AM EDT | Flash Flood Warning | ILN | Fairfield, Franklin, Licking | 3 hr |
| May 27, 1:54 PM EDT | Flash Flood Warning | PBZ | Monroe, Noble | 3 hr |
| May 27, 4:33 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence, Meigs | 3 hr |
| Jun 7, 7:52 PM EDT | Flash Flood Warning | ILN | Montgomery | 3 hr |
| Jun 10, 12:16 AM EDT | Flash Flood Warning | CLE | Ottawa, Sandusky | 3 hr |
| Jun 10, 8:54 PM EDT | Flash Flood Warning | CLE | Summit | 3 hr |
| Jun 11, 4:39 PM EDT | Flash Flood Warning | PBZ | Belmont, Monroe | 88 min |
| Jun 18, 1:00 AM EDT | Flash Flood Warning | ILN | Hamilton | 5 hr |
| Jun 18, 1:43 AM EDT | Flash Flood Warning | ILN | Brown, Clermont | 6 hr |
| Jun 18, 2:24 AM EDT | Flash Flood Warning | ILN | Adams, Brown, Highland, Pike, Ross | 3 hr |
| Jun 18, 3:17 AM EDT | Flash Flood Warning | RLX | Vinton | 6 hr |
| Jun 18, 3:47 AM EDT | Flash Flood Warning | RLX | Athens | 6 hr |
| Jun 18, 4:59 AM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 3 hr |
| Jun 18, 6:36 AM EDT | Flash Flood Warning | RLX | Athens, Gallia, Jackson, Meigs, Vinton | 3 hr |
| Jun 18, 7:55 AM EDT | Flash Flood Warning | RLX | Athens, Washington | 3 hr |
| Jun 22, 2:12 PM EDT | Flash Flood Warning | PBZ | Harrison, Jefferson | 119 min |
| Jun 22, 4:06 PM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Monroe, Noble | 3 hr |
| Jun 22, 5:36 PM EDT | Flash Flood Warning | RLX | Washington | 45 min |
| Jun 27, 10:57 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 4 hr |
| Jun 28, 12:42 AM EDT | Flash Flood Warning | ILN | Clark | 97 min |
| Jul 4, 8:17 PM EDT | Flash Flood Warning | PBZ | Monroe, Noble | 3 hr |
| Jul 4, 8:35 PM EDT | Flash Flood Warning | ILN | Preble | 3 hr |
| Jul 4, 9:51 PM EDT | Flash Flood Warning | RLX | Morgan | 3 hr |
| Jul 5, 2:08 PM EDT | Flash Flood Warning | CLE | Mahoning, Trumbull | 3 hr |
| Jul 5, 3:14 PM EDT | Flash Flood Warning | PBZ | Monroe, Noble | 2 hr |
| Jul 5, 4:01 PM EDT | Flash Flood Warning | PBZ | Carroll, Columbiana, Jefferson | 2 hr |
| Jul 5, 5:34 PM EDT | Flash Flood Warning | PBZ | Tuscarawas | 101 min |
| Jul 5, 7:20 PM EDT | Flash Flood Warning | CLE | Ashland, Crawford, Richland | 3 hr |
| Jul 5, 9:35 PM EDT | Flash Flood Warning | CLE | Erie, Huron | 3 hr |
| Jul 6, 12:43 AM EDT | Flash Flood Warning | CLE | Erie | 5 hr |
| Jul 6, 7:56 AM EDT | Flash Flood Warning | CLE | Lucas, Ottawa | 6 hr |
| Jul 6, 10:43 AM EDT | Flash Flood Warning | CLE | Lucas, Ottawa | 6 hr |
| Jul 6, 11:25 AM EDT | Flash Flood Warning | CLE | Ottawa | 5 hr |
| Jul 6, 1:12 PM EDT | Flash Flood Warning | CLE | Erie | 4 hr |
| Jul 6, 1:14 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Lake | 4 hr |
| Jul 6, 1:42 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Geauga | 2 hr |
| Jul 6, 2:47 PM EDT | Flash Flood Warning | CLE | Cuyahoga | 42 min |
| Jul 6, 9:37 PM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Jul 10, 12:51 PM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey | 3 hr |
| Jul 10, 3:55 PM EDT | Flash Flood Warning | PBZ | Carroll, Columbiana, Jefferson | 3 hr |
| Jul 10, 4:51 PM EDT | Flash Flood Warning | ILN | Delaware, Franklin | 3 hr |
| Jul 10, 5:02 PM EDT | Flash Flood Warning | PBZ | Harrison, Tuscarawas | 3 hr |
| Jul 10, 5:11 PM EDT | Flash Flood Warning | CLE | Portage, Summit | 114 min |
| Jul 10, 5:27 PM EDT | Flash Flood Warning | PBZ | Jefferson | 3 hr |
| Jul 10, 8:34 PM EDT | Flash Flood Warning | ILN | Hocking, Ross | 2 hr |
| Jul 10, 8:42 PM EDT | Flash Flood Warning | RLX | Vinton | 2 hr |
| Jul 11, 12:22 PM EDT | Flash Flood Warning | ILN | Darke, Preble | 3 hr |
| Jul 11, 12:51 PM EDT | Flash Flood Warning | ILN | Clinton, Fayette, Highland | 3 hr |
| Jul 11, 1:23 PM EDT | Flash Flood Warning | ILN | Clinton, Warren | 3 hr |
| Jul 11, 1:23 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Perry, Washington | 3 hr |
| Jul 11, 1:52 PM EDT | Flash Flood Warning | PBZ | Noble | 2 hr |
| Jul 11, 2:38 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Jul 11, 5:56 PM EDT | Flash Flood Warning | ILN | Hocking | 86 min |
| Jul 12, 6:53 PM EDT | Flash Flood Warning | RLX | Washington | 2 hr |
| Jul 17, 4:42 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton, Warren | 3 hr |
| Jul 17, 5:30 PM EDT | Flash Flood Warning | ILN | Hamilton | 9 hr |
| Jul 17, 5:56 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton | 5 hr |
| Jul 18, 3:45 PM EDT | Flash Flood Warning | RLX | Athens, Vinton | 2 hr |
| Jul 18, 4:19 PM EDT | Flash Flood Warning | RLX | Washington | 4 hr |
| Jul 18, 5:19 PM EDT | Flash Flood Warning | ILN | Scioto | 3 hr |
| Jul 18, 7:42 PM EDT | Flash Flood Warning | PBZ | Carroll, Harrison, Jefferson | 2 hr |
| Jul 21, 12:32 PM EDT | Flash Flood Warning | RLX | Athens | 4 hr |
| Jul 21, 12:48 PM EDT | Flash Flood Warning | RLX | Washington | 4 hr |
| Jul 21, 1:18 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Jul 21, 2:30 PM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Monroe, Noble | 6 hr |
| Jul 21, 2:37 PM EDT | Flash Flood Warning | PBZ | Guernsey, Muskingum, Noble | 9 hr |
| Jul 21, 2:46 PM EDT | Flash Flood Warning | ILN | Hamilton | 2 hr |
| Jul 21, 2:56 PM EDT | Flash Flood Warning | PBZ | Belmont | 5 hr |
| Jul 21, 3:37 PM EDT | Flash Flood Warning | ILN | Brown, Clermont, Hamilton | 2 hr |
| Jul 21, 3:37 PM EDT | Flash Flood Warning | RLX | Perry | 4 hr |
| Jul 21, 3:54 PM EDT | Flash Flood Warning | ILN | Fairfield, Licking | 61 min |
| Jul 21, 3:59 PM EDT | Flash Flood Warning | PBZ | Monroe, Noble | 8 hr |
| Jul 21, 3:59 PM EDT | Flash Flood Warning | RLX | Morgan, Perry, Washington | 4 hr |
| Jul 21, 4:15 PM EDT | Flash Flood Warning | RLX | Washington | 4 hr |
| Jul 21, 4:50 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Jul 21, 5:01 PM EDT | Flash Flood Warning | ILN | Adams, Scioto | 63 min |
| Jul 21, 5:12 PM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Jul 21, 6:39 PM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Jul 28, 6:59 AM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 3 hr |
| Jul 28, 7:49 AM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Aug 1, 7:35 PM EDT | Flash Flood Warning | ILN | Butler, Darke, Preble | 3 hr |
| Aug 1, 9:56 PM EDT | Flash Flood Warning | ILN | Greene, Miami, Montgomery | 3 hr |
| Aug 2, 1:17 PM EDT | Flash Flood Warning | PBZ | Jefferson | 3 hr |
| Aug 5, 2:13 PM EDT | Flash Flood Warning | ILN | Scioto | 2 hr |
| Aug 7, 2:19 PM EDT | Flash Flood Warning | PBZ | Monroe, Noble | 2 hr |
| Aug 7, 2:58 PM EDT | Flash Flood Warning | PBZ | Jefferson | 3 hr |
| Aug 7, 3:05 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton | 3 hr |
| Aug 7, 4:19 PM EDT | Flash Flood Warning | ILN | Butler, Hamilton | 3 hr |
| Aug 7, 6:17 PM EDT | Flash Flood Warning | RLX | Athens, Jackson, Meigs, Vinton | 3 hr |
| Aug 7, 7:09 PM EDT | Flash Flood Warning | RLX | Meigs | 3 hr |
| Aug 10, 11:32 AM EDT | Flash Flood Warning | PBZ | Harrison, Jefferson | 3 hr |
| Aug 10, 12:30 PM EDT | Flash Flood Warning | ILN | Delaware, Franklin | 2 hr |
| Aug 10, 10:13 PM EDT | Flash Flood Warning | RLX | Morgan, Perry | 6 hr |
| Aug 10, 10:30 PM EDT | Flash Flood Warning | ILN | Auglaize, Hardin, Logan, Shelby, Union | 3 hr |
| Aug 10, 11:22 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Perry, Washington | 4 hr |
| Aug 10, 11:43 PM EDT | Flash Flood Warning | PBZ | Muskingum | 3 hr |
| Aug 10, 11:47 PM EDT | Flash Flood Warning | PBZ | Belmont, Harrison, Jefferson | 3 hr |
| Aug 11, 12:04 AM EDT | Flash Flood Warning | PBZ | Coshocton, Guernsey, Muskingum | 3 hr |
| Aug 11, 12:28 AM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Aug 11, 12:37 AM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 3 hr |
| Aug 11, 12:49 AM EDT | Flash Flood Warning | CLE | Erie | 7 hr |
| Aug 11, 1:02 AM EDT | Flash Flood Warning | RLX | Perry | 118 min |
| Aug 11, 1:18 AM EDT | Flash Flood Warning | PBZ | Belmont | 3 hr |
| Aug 11, 2:20 AM EDT | Flash Flood Warning | PBZ | Carroll, Columbiana | 3 hr |
| Aug 11, 5:29 AM EDT | Flash Flood Warning | ILN | Fairfield, Franklin, Hocking, Licking | 3 hr |
| Aug 11, 7:18 AM EDT | Flash Flood Warning | PBZ | Coshocton, Guernsey, Muskingum, Noble, Tuscarawas | 7 hr |
| Aug 11, 7:33 AM EDT | Flash Flood Warning | PBZ | Carroll, Columbiana, Tuscarawas | 4 hr |
| Aug 11, 8:45 AM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Monroe, Noble | 6 hr |
| Aug 11, 9:46 AM EDT | Flash Flood Warning | RLX | Morgan, Perry | 8 hr |
| Aug 11, 9:53 AM EDT | Flash Flood Warning | RLX | Athens, Morgan, Perry, Washington | 8 hr |
| Aug 11, 11:06 AM EDT | Flash Flood Warning | RLX | Perry | 4 hr |
| Aug 11, 11:21 AM EDT | Flash Flood Warning | RLX | Athens, Vinton, Washington | 7 hr |
| Aug 11, 11:24 AM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 7 hr |
| Aug 11, 12:11 PM EDT | Flash Flood Warning | RLX | Gallia, Meigs | 3 hr |
| Aug 11, 3:42 PM EDT | Flash Flood Warning | ILN | Fairfield, Franklin, Hocking, Madison, Pickaway | 3 hr |
| Aug 11, 3:49 PM EDT | Flash Flood Warning | ILN | Hamilton | 3 hr |
| Aug 11, 4:03 PM EDT | Flash Flood Warning | ILN | Brown, Clermont, Clinton, Highland, Warren | 3 hr |
| Aug 12, 8:50 AM EDT | Flash Flood Warning | ILN | Darke, Preble | 3 hr |
| Aug 12, 10:20 AM EDT | Flash Flood Warning | ILN | Butler | 2 hr |
| Aug 14, 12:22 AM EDT | Flash Flood Warning | RLX | Gallia, Jackson | 3 hr |
| Aug 14, 12:29 AM EDT | Flash Flood Warning | RLX | Jackson, Vinton | 3 hr |
| Aug 14, 12:30 AM EDT | Flash Flood Warning | ILN | Pike, Scioto | 3 hr |
| Aug 14, 6:47 AM EDT | Flash Flood Warning | RLX | Jackson, Vinton | 4 hr |
| Aug 14, 7:08 AM EDT | Flash Flood Warning | RLX | Meigs, Vinton | 4 hr |
| Aug 14, 7:56 AM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 3 hr |
| Aug 14, 8:33 AM EDT | Flash Flood Warning | RLX | Athens, Washington | 3 hr |
| Aug 15, 11:26 PM EDT | Flash Flood Warning | ILN | Franklin, Licking | 3 hr |
| Aug 16, 12:08 AM EDT | Flash Flood Warning | PBZ | Muskingum | 3 hr |
| Aug 16, 12:54 AM EDT | Flash Flood Warning | RLX | Perry | 7 hr |
| Aug 16, 12:59 AM EDT | Flash Flood Warning | ILN | Fairfield | 4 hr |
| Aug 16, 1:24 AM EDT | Flash Flood Warning | RLX | Morgan, Perry | 4 hr |
| Aug 16, 1:45 AM EDT | Flash Flood Warning | PBZ | Noble | 5 hr |
| Aug 16, 1:49 AM EDT | Flash Flood Warning | RLX | Morgan, Perry | 4 hr |
| Aug 16, 2:10 AM EDT | Flash Flood Warning | PBZ | Carroll, Tuscarawas | 3 hr |
| Aug 16, 2:43 AM EDT | Flash Flood Warning | PBZ | Monroe | 3 hr |
| Aug 16, 2:56 AM EDT | Flash Flood Warning | RLX | Morgan, Washington | 4 hr |
| Aug 16, 5:45 AM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 3 hr |
| Aug 16, 1:40 PM EDT | Flash Flood Warning | PBZ | Muskingum | 3 hr |
| Aug 16, 1:44 PM EDT | Flash Flood Warning | RLX | Perry | 2 hr |
| Aug 16, 5:03 PM EDT | Flash Flood Warning | CLE | Crawford, Marion, Morrow | 4 hr |
| Aug 16, 6:22 PM EDT | Flash Flood Warning | PBZ | Coshocton, Guernsey, Muskingum | 4 hr |
| Aug 16, 6:57 PM EDT | Flash Flood Warning | PBZ | Muskingum | 4 hr |
| Aug 16, 7:01 PM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Aug 16, 7:21 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Vinton | 3 hr |
| Aug 16, 7:30 PM EDT | Flash Flood Warning | PBZ | Noble | 3 hr |
| Aug 17, 1:13 PM EDT | Flash Flood Warning | RLX | Morgan | 3 hr |
| Aug 17, 1:15 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Aug 17, 1:53 PM EDT | Flash Flood Warning | RLX | Washington | 7 hr |
| Aug 17, 5:22 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 3 hr |
| Aug 17, 5:34 PM EDT | Flash Flood Warning | RLX | Athens, Washington | 3 hr |
| Aug 17, 7:44 PM EDT | Flash Flood Warning | RLX | Meigs | 3 hr |
| Aug 19, 4:53 PM EDT | Flash Flood Warning | ILN | Logan, Shelby | 3 hr |
| Aug 19, 5:38 PM EDT | Flash Flood Warning | ILN | Shelby | 3 hr |
| Aug 19, 6:18 PM EDT | Flash Flood Warning | ILN | Delaware | 66 min |
| Aug 19, 7:04 PM EDT | Flash Flood Warning | ILN | Logan, Shelby | 105 min |
| Aug 19, 11:50 PM EDT | Flash Flood Warning | ILN | Preble | 4 hr |
| Aug 20, 1:24 AM EDT | Flash Flood Warning | ILN | Greene, Montgomery | 3 hr |
| Aug 20, 3:49 AM EDT | Flash Flood Warning | ILN | Fairfield, Franklin, Licking | 4 hr |
| Aug 20, 5:32 AM EDT | Flash Flood Warning | ILN | Auglaize, Hardin, Logan, Shelby, Union | 4 hr |
| Aug 20, 5:47 AM EDT | Flash Flood Warning | ILN | Fairfield, Pickaway | 3 hr |
| Aug 20, 6:03 AM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Aug 20, 7:05 AM EDT | Flash Flood Warning | PBZ | Guernsey, Muskingum | 3 hr |
| Aug 20, 7:48 AM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Harrison, Monroe, Noble | 3 hr |
| Aug 20, 8:18 AM EDT | Flash Flood Warning | PBZ | Belmont, Harrison, Jefferson | 3 hr |
| Aug 20, 10:40 AM EDT | Flash Flood Warning | RLX | Morgan, Perry | 3 hr |
| Aug 22, 1:55 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Geauga, Lake | 4 hr |
| Aug 22, 4:38 PM EDT | Flash Flood Warning | PBZ | Coshocton | 3 hr |
| Aug 22, 6:25 PM EDT | Flash Flood Warning | RLX | Athens, Jackson, Meigs, Vinton | 3 hr |
| Sep 3, 3:28 PM EDT | Flash Flood Warning | RLX | Washington | 114 min |
| Sep 3, 5:20 PM EDT | Flash Flood Warning | CLE | Portage, Summit | 3 hr |
| Sep 3, 5:28 PM EDT | Flash Flood Warning | PBZ | Columbiana | 5 hr |
| Sep 3, 5:43 PM EDT | Flash Flood Warning | PBZ | Columbiana | 6 hr |
| Sep 3, 5:47 PM EDT | Flash Flood Warning | CLE | Mahoning, Portage, Stark | 3 hr |
| Sep 3, 7:51 PM EDT | Flash Flood Warning | PBZ | Carroll, Columbiana, Harrison, Jefferson | 2 hr |
| Sep 4, 2:40 AM EDT | Flash Flood Warning | PBZ | Jefferson | 3 hr |
| Sep 5, 3:34 AM EDT | Flash Flood Warning | ILN | Logan | 6 hr |
| Sep 5, 4:52 AM EDT | Flash Flood Warning | ILN | Logan, Union | 107 min |
| Sep 9, 8:54 PM EDT | Flash Flood Warning | PBZ | Carroll, Columbiana, Jefferson | 3 hr |
| Sep 9, 10:09 PM EDT | Flash Flood Warning | PBZ | Columbiana | 109 min |
| Sep 9, 11:04 PM EDT | Flash Flood Warning | RLX | Morgan, Perry | 3 hr |
| Sep 9, 11:43 PM EDT | Flash Flood Warning | RLX | Morgan | 3 hr |
| Sep 10, 12:06 AM EDT | Flash Flood Warning | PBZ | Monroe, Noble | 3 hr |
| Sep 10, 12:29 AM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Sep 10, 1:28 AM EDT | Flash Flood Warning | ILN | Adams, Highland, Pike, Ross | 5 hr |
| Sep 10, 1:57 AM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Meigs, Vinton | 9 hr |
| Sep 10, 3:10 AM EDT | Flash Flood Warning | RLX | Gallia, Meigs | 8 hr |
| Sep 10, 4:16 AM EDT | Flash Flood Warning | ILN | Adams, Pike, Scioto | 4 hr |
| Sep 10, 4:49 AM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 3 hr |
| Sep 10, 7:12 PM EDT | Flash Flood Warning | RLX | Jackson, Meigs, Vinton | 5 hr |
| Sep 10, 8:13 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Meigs | 4 hr |
| Sep 12, 2:16 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 3 hr |
| Sep 12, 2:37 PM EDT | Flash Flood Warning | RLX | Athens, Gallia, Meigs, Washington | 3 hr |
| Sep 12, 3:33 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Washington | 111 min |
| Sep 12, 6:01 PM EDT | Flash Flood Warning | ILN | Highland, Ross | 3 hr |
| Sep 12, 7:27 PM EDT | Flash Flood Warning | ILN | Pike, Ross | 3 hr |
| Sep 16, 3:09 AM EDT | Flash Flood Warning | ILN | Mercer | 4 hr |
| Sep 16, 6:54 PM EDT | Flash Flood Warning | ILN | Preble | 3 hr |
| Sep 16, 9:25 PM EDT | Flash Flood Warning | CLE | Knox | 3 hr |
| Sep 16, 10:30 PM EDT | Flash Flood Warning | PBZ | Coshocton, Muskingum | 3 hr |
| Sep 16, 11:21 PM EDT | Flash Flood Warning | PBZ | Coshocton, Guernsey, Muskingum | 3 hr |
| Sep 17, 6:06 AM EDT | Flash Flood Warning | ILN | Auglaize, Mercer | 5 hr |
| Sep 17, 7:44 AM EDT | Flash Flood Warning | IWX | Van Wert | 7 hr |
| Sep 19, 11:57 PM EDT | Flash Flood Warning | ILN | Hocking, Pickaway, Ross | 9 hr |
| Sep 20, 12:25 AM EDT | Flash Flood Warning | RLX | Athens, Vinton | 5 hr |
| Sep 20, 1:16 AM EDT | Flash Flood Warning | RLX | Athens, Meigs, Vinton | 4 hr |
| Sep 20, 1:42 AM EDT | Flash Flood Warning | RLX | Athens, Meigs, Washington | 4 hr |
| Sep 20, 1:54 AM EDT | Flash Flood Warning | ILN | Clinton, Warren | 3 hr |
| Sep 20, 2:10 AM EDT | Flash Flood Warning | RLX | Jackson, Vinton | 3 hr |
| Sep 20, 2:48 AM EDT | Flash Flood Warning | PBZ | Harrison, Jefferson | 2 hr |
| Sep 20, 3:39 AM EDT | Flash Flood Warning | ILN | Clermont | 3 hr |
| Sep 20, 4:38 AM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence, Meigs, Vinton | 4 hr |
| Sep 20, 5:30 AM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 4 hr |
| Sep 20, 9:02 AM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Harrison, Jefferson, Tuscarawas | 3 hr |
| Sep 20, 9:06 PM EDT | Flash Flood Warning | ILN | Fayette, Greene | 2 hr |
| Sep 20, 9:10 PM EDT | Flash Flood Warning | ILN | Greene, Montgomery | 3 hr |
| Sep 20, 9:13 PM EDT | Flash Flood Warning | ILN | Clinton, Warren | 3 hr |
| Sep 20, 10:35 PM EDT | Flash Flood Warning | RLX | Jackson, Meigs, Vinton | 6 hr |
| Sep 20, 10:37 PM EDT | Flash Flood Warning | ILN | Fairfield, Hocking, Pickaway | 6 hr |
| Sep 20, 10:38 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Vinton | 6 hr |
| Sep 20, 10:43 PM EDT | Flash Flood Warning | RLX | Athens, Vinton | 6 hr |
| Sep 20, 10:45 PM EDT | Flash Flood Warning | RLX | Athens, Gallia, Meigs, Washington | 6 hr |
| Sep 20, 11:22 PM EDT | Flash Flood Warning | RLX | Gallia, Meigs | 5 hr |
| Sep 20, 11:25 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Vinton | 4 hr |
| Sep 20, 11:33 PM EDT | Flash Flood Warning | RLX | Meigs | 6 hr |
| Sep 21, 12:06 AM EDT | Flash Flood Warning | RLX | Morgan, Perry | 4 hr |
| Sep 21, 12:13 AM EDT | Flash Flood Warning | RLX | Athens, Morgan, Perry, Washington | 4 hr |
| Sep 21, 1:54 AM EDT | Flash Flood Warning | PBZ | Muskingum | 3 hr |
| Sep 21, 2:35 AM EDT | Flash Flood Warning | RLX | Washington | 106 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Washington County34
- Athens County33
- Meigs County27
- Morgan County24
- Gallia County22
- Vinton County22
- Perry County21
- Jackson County18
- Noble County16
- Jefferson County16
- Lawrence County14
- Harrison County13
- Guernsey County13
- Muskingum County13
- Belmont County12
- Monroe County12
- Columbiana County10
- Fairfield County9
- Carroll County9
- Hamilton County9
- Clinton County8
- Warren County8
- Franklin County8
- Preble County7
- Ross County7
- Coshocton County7
- Tuscarawas County7
- Clermont County7
- Greene County6
- Montgomery County6
- Pickaway County6
- Highland County6
- Cuyahoga County6
- Hocking County6
- Logan County6
- Madison County5
- Fayette County5
- Erie County5
- Richland County5
- Licking County5
35 more counties
- Pike County5
- Scioto County5
- Shelby County5
- Butler County4
- Geauga County4
- Ashland County4
- Summit County4
- Morrow County4
- Ottawa County4
- Brown County4
- Adams County4
- Clark County3
- Lake County3
- Mahoning County3
- Stark County3
- Holmes County3
- Knox County3
- Delaware County3
- Portage County3
- Darke County3
- Auglaize County3
- Union County3
- Trumbull County2
- Wayne County2
- Marion County2
- Crawford County2
- Lucas County2
- Hardin County2
- Mercer County2
- Lorain County1
- Medina County1
- Sandusky County1
- Huron County1
- Miami County1
- Van Wert County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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.