Alert archive / Ohio / Flash Flood Warnings
Flash Flood Warnings in Ohio, 2025
115 flash flood warnings in 2025. 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 2025. Tap one for its archive.
- Flash Flood Warnings
- 115
- Busiest month
- June43 flash flood warnings
- Busiest day
- June 15, 202516 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 15, 10:51 PM EST | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence, Meigs | 7 hr |
| Feb 15, 11:18 PM EST | Flash Flood Warning | ILN | Adams, Brown, Scioto | 9 hr |
| Feb 15, 11:57 PM EST | Flash Flood Warning | ILN | Hamilton | 4 hr |
| Feb 16, 2:19 AM EST | Flash Flood Warning | RLX | Athens, Gallia, Jackson, Meigs, Vinton, Washington | 6 hr |
| Feb 16, 3:56 AM EST | Flash Flood Warning | PBZ | Belmont, Guernsey, Monroe, Muskingum, Noble | 4 hr |
| Apr 4, 2:42 AM EDT | Flash Flood Warning | RLX | Athens, Meigs | 3 hr |
| Apr 4, 6:46 AM EDT | Flash Flood Warning | ILN | Adams, Brown, Scioto | 4 hr |
| Apr 4, 7:24 AM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Apr 4, 11:40 PM EDT | Flash Flood Warning | ILN | Clinton, Greene, Montgomery, Warren | 4 hr |
| Apr 4, 11:58 PM EDT | Flash Flood Warning | ILN | Fayette, Greene, Madison | 3 hr |
| Apr 25, 6:22 PM EDT | Flash Flood Warning | CLE | Cuyahoga | 3 hr |
| Apr 25, 7:39 PM EDT | Flash Flood Warning | CLE | Trumbull | 3 hr |
| May 5, 11:15 PM EDT | Flash Flood Warning | CLE | Lucas | 2 hr |
| May 13, 5:24 PM EDT | Flash Flood Warning | RLX | Perry | 7 hr |
| May 13, 5:28 PM EDT | Flash Flood Warning | RLX | Gallia, Meigs | 4 hr |
| May 13, 6:05 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Washington | 4 hr |
| May 13, 6:21 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Vinton | 6 hr |
| May 13, 7:19 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Lawrence | 4 hr |
| May 13, 7:25 PM EDT | Flash Flood Warning | PBZ | Coshocton, Muskingum | 3 hr |
| May 13, 8:32 PM EDT | Flash Flood Warning | RLX | Jackson, Vinton | 3 hr |
| May 14, 1:34 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| May 15, 3:35 AM EDT | Flash Flood Warning | CLE | Hancock | 4 hr |
| May 21, 3:42 PM EDT | Flash Flood Warning | PBZ | Columbiana | 3 hr |
| May 30, 10:35 AM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| May 30, 6:15 PM EDT | Flash Flood Warning | PBZ | Belmont, Monroe | 3 hr |
| Jun 5, 4:45 PM EDT | Flash Flood Warning | PBZ | Muskingum | 2 hr |
| Jun 5, 5:25 PM EDT | Flash Flood Warning | PBZ | Carroll | 3 hr |
| Jun 6, 2:11 AM EDT | Flash Flood Warning | ILN | Fayette, Highland, Ross | 3 hr |
| Jun 6, 1:16 PM EDT | Flash Flood Warning | PBZ | Noble | 3 hr |
| Jun 6, 9:37 PM EDT | Flash Flood Warning | ILN | Clermont, Hamilton | 3 hr |
| Jun 8, 1:32 AM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Jun 9, 3:26 PM EDT | Flash Flood Warning | PBZ | Carroll, Harrison, Tuscarawas | 2 hr |
| Jun 13, 8:53 PM EDT | Flash Flood Warning | PBZ | Monroe | 2 hr |
| Jun 14, 8:06 PM EDT | Flash Flood Warning | PBZ | Belmont | 5 hr |
| Jun 14, 8:45 PM EDT | Flash Flood Warning | ILN | Franklin | 88 min |
| Jun 14, 8:58 PM EDT | Flash Flood Warning | RLX | Washington | 81 min |
| Jun 14, 11:08 PM EDT | Flash Flood Warning | ILN | Butler | 3 hr |
| Jun 14, 11:24 PM EDT | Flash Flood Warning | ILN | Butler | 2 hr |
| Jun 15, 1:48 PM EDT | Flash Flood Warning | PBZ | Belmont, Monroe, Noble | 114 min |
| Jun 15, 1:58 PM EDT | Flash Flood Warning | PBZ | Belmont, Harrison | 83 min |
| Jun 15, 2:27 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 5 hr |
| Jun 15, 3:16 PM EDT | Flash Flood Warning | PBZ | Belmont | 3 hr |
| Jun 15, 3:39 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Meigs, Vinton | 4 hr |
| Jun 15, 4:18 PM EDT | Flash Flood Warning | PBZ | Belmont, Jefferson | 3 hr |
| Jun 15, 5:21 PM EDT | Flash Flood Warning | RLX | Lawrence | 105 min |
| Jun 15, 5:33 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Washington | 2 hr |
| Jun 15, 5:54 PM EDT | Flash Flood Warning | PBZ | Belmont, Guernsey, Harrison, Jefferson, Noble | 3 hr |
| Jun 15, 6:06 PM EDT | Flash Flood Warning | RLX | Athens, Jackson, Meigs, Vinton | 64 min |
| Jun 15, 6:37 PM EDT | Flash Flood Warning | RLX | Morgan, Washington | 74 min |
| Jun 16, 9:42 PM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Jun 18, 1:00 PM EDT | Flash Flood Warning | CLE | Ashtabula | 4 hr |
| Jun 18, 9:35 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Summit | 108 min |
| Jun 25, 6:32 PM EDT | Flash Flood Warning | PBZ | Monroe | 4 hr |
| Jun 26, 4:20 PM EDT | Flash Flood Warning | ILN | Greene, Montgomery | 3 hr |
| Jun 26, 5:30 PM EDT | Flash Flood Warning | RLX | Athens, Morgan, Washington | 3 hr |
| Jun 26, 5:36 PM EDT | Flash Flood Warning | ILN | Brown, Clermont, Clinton, Warren | 3 hr |
| Jun 26, 5:53 PM EDT | Flash Flood Warning | CLE | Holmes, Stark, Wayne | 5 hr |
| Jun 26, 6:40 PM EDT | Flash Flood Warning | PBZ | Tuscarawas | 111 min |
| Jun 26, 7:50 PM EDT | Flash Flood Warning | PBZ | Belmont | 3 hr |
| Jun 28, 4:52 PM EDT | Flash Flood Warning | ILN | Licking | 2 hr |
| Jun 28, 6:50 PM EDT | Flash Flood Warning | ILN | Fairfield, Hocking, Pickaway | 3 hr |
| Jun 28, 7:02 PM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Jun 28, 7:06 PM EDT | Flash Flood Warning | ILN | Clinton, Warren | 3 hr |
| Jun 28, 9:39 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Meigs, Vinton | 3 hr |
| Jun 29, 5:16 PM EDT | Flash Flood Warning | ILN | Champaign | 114 min |
| Jun 29, 7:05 PM EDT | Flash Flood Warning | ILN | Ross | 3 hr |
| Jun 30, 5:20 PM EDT | Flash Flood Warning | ILN | Hocking, Ross | 3 hr |
| Jun 30, 6:06 PM EDT | Flash Flood Warning | CLE | Geauga, Portage, Summit | 3 hr |
| Jul 1, 8:20 AM EDT | Flash Flood Warning | ILN | Ross | 5 hr |
| Jul 1, 10:09 AM EDT | Flash Flood Warning | ILN | Miami | 110 min |
| Jul 1, 2:18 PM EDT | Flash Flood Warning | RLX | Gallia | 3 hr |
| Jul 1, 3:15 PM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Jul 7, 7:21 PM EDT | Flash Flood Warning | RLX | Athens | 3 hr |
| Jul 9, 12:40 PM EDT | Flash Flood Warning | RLX | Athens, Gallia, Meigs | 3 hr |
| Jul 9, 2:07 PM EDT | Flash Flood Warning | PBZ | Harrison, Jefferson | 5 hr |
| Jul 9, 3:35 PM EDT | Flash Flood Warning | PBZ | Harrison, Jefferson | 3 hr |
| Jul 9, 3:59 PM EDT | Flash Flood Warning | ILN | Licking | 2 hr |
| Jul 9, 5:55 PM EDT | Flash Flood Warning | PBZ | Tuscarawas | 2 hr |
| Jul 10, 3:04 PM EDT | Flash Flood Warning | ILN | Delaware, Franklin | 91 min |
| Jul 10, 4:07 PM EDT | Flash Flood Warning | CLE | Portage | 3 hr |
| Jul 10, 4:56 PM EDT | Flash Flood Warning | CLE | Portage, Summit | 2 hr |
| Jul 12, 5:24 PM EDT | Flash Flood Warning | ILN | Delaware, Franklin, Madison, Union | 90 min |
| Jul 14, 2:37 PM EDT | Flash Flood Warning | RLX | Athens | 8 hr |
| Jul 14, 2:44 PM EDT | Flash Flood Warning | RLX | Athens | 8 hr |
| Jul 16, 5:43 PM EDT | Flash Flood Warning | CLE | Seneca | 3 hr |
| Jul 16, 7:39 PM EDT | Flash Flood Warning | RLX | Gallia, Jackson, Meigs, Vinton | 3 hr |
| Jul 16, 8:02 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Jul 17, 4:24 PM EDT | Flash Flood Warning | RLX | Jackson | 3 hr |
| Jul 17, 6:04 PM EDT | Flash Flood Warning | RLX | Athens, Meigs, Washington | 3 hr |
| Jul 17, 9:21 PM EDT | Flash Flood Warning | ILN | Fairfield, Licking | 3 hr |
| Jul 17, 9:26 PM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Jul 18, 7:55 PM EDT | Flash Flood Warning | ILN | Warren | 3 hr |
| Jul 18, 11:10 PM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 3 hr |
| Jul 20, 8:11 PM EDT | Flash Flood Warning | PBZ | Jefferson | 86 min |
| Jul 25, 4:17 PM EDT | Flash Flood Warning | RLX | Morgan, Washington | 3 hr |
| Jul 26, 5:19 PM EDT | Flash Flood Warning | CLE | Cuyahoga, Geauga | 73 min |
| Jul 26, 7:29 PM EDT | Flash Flood Warning | PBZ | Harrison, Tuscarawas | 99 min |
| Jul 26, 8:01 PM EDT | Flash Flood Warning | ILN | Fairfield, Franklin | 3 hr |
| Jul 26, 8:39 PM EDT | Flash Flood Warning | ILN | Fairfield, Pickaway | 2 hr |
| Jul 26, 8:54 PM EDT | Flash Flood Warning | ILN | Fairfield | 113 min |
| Jul 26, 9:11 PM EDT | Flash Flood Warning | RLX | Perry | 2 hr |
| Jul 27, 1:08 PM EDT | Flash Flood Warning | ILN | Auglaize, Shelby | 3 hr |
| Jul 27, 2:26 PM EDT | Flash Flood Warning | ILN | Fairfield | 3 hr |
| Jul 27, 3:46 PM EDT | Flash Flood Warning | ILN | Fairfield | 6 hr |
| Jul 28, 5:03 PM EDT | Flash Flood Warning | CLE | Erie, Huron, Ottawa, Sandusky | 4 hr |
| Jul 28, 9:05 PM EDT | Flash Flood Warning | RLX | Washington | 3 hr |
| Aug 12, 9:56 PM EDT | Flash Flood Warning | ILN | Butler, Hamilton, Warren | 3 hr |
| Aug 12, 10:19 PM EDT | Flash Flood Warning | ILN | Clinton, Warren | 3 hr |
| Aug 13, 3:42 PM EDT | Flash Flood Warning | RLX | Athens, Washington | 5 hr |
| Aug 13, 8:07 PM EDT | Flash Flood Warning | CLE | Mahoning, Trumbull | 2 hr |
| Aug 13, 9:24 PM EDT | Flash Flood Warning | RLX | Lawrence | 5 hr |
| Sep 24, 4:47 PM EDT | Flash Flood Warning | RLX | Lawrence | 3 hr |
| Sep 25, 1:39 AM EDT | Flash Flood Warning | RLX | Lawrence | 7 hr |
| Sep 25, 2:08 AM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 7 hr |
| Sep 25, 3:02 AM EDT | Flash Flood Warning | RLX | Gallia, Lawrence | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lawrence County14
- Gallia County13
- Meigs County13
- Athens County13
- Washington County12
- Jackson County9
- Belmont County9
- Vinton County7
- Fairfield County7
- Warren County6
- Harrison County6
- Monroe County5
- Perry County5
- Jefferson County5
- Noble County4
- Clinton County4
- Ross County4
- Tuscarawas County4
- Franklin County4
- Brown County3
- Hamilton County3
- Muskingum County3
- Greene County3
- Cuyahoga County3
- Butler County3
- Morgan County3
- Summit County3
- Licking County3
- Portage County3
- Adams County2
- Scioto County2
- Guernsey County2
- Montgomery County2
- Fayette County2
- Madison County2
- Trumbull County2
- Carroll County2
- Clermont County2
- Hocking County2
- Pickaway County2
22 more counties
- Geauga County2
- Delaware County2
- Lucas County1
- Coshocton County1
- Hancock County1
- Columbiana County1
- Highland County1
- Ashtabula County1
- Holmes County1
- Stark County1
- Wayne County1
- Champaign County1
- Miami County1
- Union County1
- Seneca County1
- Auglaize County1
- Shelby County1
- Erie County1
- Huron County1
- Ottawa County1
- Sandusky County1
- Mahoning County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.