Alert archive / Ohio / River Flood Warnings
River Flood Warnings in Ohio, 2020
148 river flood warnings in 2020. 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 river flood warnings reaches back to 2005.
River Flood Warnings by county
Each county as a circle sized by its count in 2020. Tap one for its archive.
- River Flood Warnings
- 148
- Busiest month
- March54 river flood warnings
- Busiest day
- May 19, 202034 river 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 |
|---|---|---|---|---|
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Van Wert | 21 days |
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Defiance, Fulton, Williams | 11 days |
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Allen, Paulding, Putnam | 6 days |
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Defiance | 5 days |
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Paulding | 5 days |
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Henry | 21 days |
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Williams | 21 days |
| Jan 9, 1:54 PM EST | River Flood Warning | IWX | Defiance | 9 days |
| Jan 10, 10:27 AM EST | River Flood Warning | CLE | Holmes, Wayne | 39 hr |
| Jan 10, 11:52 AM EST | River Flood Warning | IWX | Defiance, Henry | 5 days |
| Jan 10, 11:52 AM EST | River Flood Warning | IWX | Putnam | 53 hr |
| Jan 10, 11:52 AM EST | River Flood Warning | IWX | Putnam | 3 days |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Marion | 60 hr |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Marion | 5 days |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Sandusky, Wood | 21 days |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Hancock | 32 hr |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Hancock | 45 hr |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Sandusky | 60 hr |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Seneca | 61 hr |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Erie | 36 hr |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Lucas, Wood | 32 hr |
| Jan 10, 9:39 PM EST | River Flood Warning | CLE | Lucas, Wood | 4 days |
| Jan 11, 10:50 AM EST | River Flood Warning | ILN | Shelby | 8 hr |
| Jan 25, 10:09 AM EST | River Flood Warning | CLE | Trumbull | 24 hr |
| Jan 27, 8:10 PM EST | River Flood Warning | IWX | Defiance, Fulton, Williams | 56 hr |
| Feb 12, 7:39 AM EST | River Flood Warning | RLX | Gallia | 4 days |
| Feb 12, 10:39 AM EST | River Flood Warning | RLX | Lawrence | 4 days |
| Feb 12, 3:06 PM EST | River Flood Warning | ILN | Adams, Scioto | 4 days |
| Feb 12, 3:06 PM EST | River Flood Warning | ILN | Clermont, Hamilton | 5 days |
| Feb 12, 11:32 PM EST | River Flood Warning | ILN | Adams | 11 hr |
| Feb 13, 10:45 AM EST | River Flood Warning | ILN | Adams, Brown | 3 days |
| Feb 13, 11:03 AM EST | River Flood Warning | RLX | Lawrence | 45 hr |
| Feb 13, 11:03 AM EST | River Flood Warning | RLX | Scioto | 68 hr |
| Feb 13, 2:47 PM EST | River Flood Warning | ILN | Clermont | 71 hr |
| Mar 2, 8:41 PM EST | River Flood Warning | IWX | Defiance, Fulton, Williams | 4 days |
| Mar 3, 10:25 AM EST | River Flood Warning | ILN | Licking | 6 hr |
| Mar 3, 9:28 PM EST | River Flood Warning | IWX | Paulding | 10 hr |
| Mar 19, 12:43 AM EDT | River Flood Warning | CLE | Holmes, Wayne | 6 days |
| Mar 19, 3:55 AM EDT | River Flood Warning | CLE | Stark | 8 hr |
| Mar 19, 4:31 AM EDT | River Flood Warning | CLE | Hancock | 17 hr |
| Mar 19, 9:01 AM EDT | River Flood Warning | CLE | Lorain | 32 hr |
| Mar 19, 11:55 AM EDT | River Flood Warning | PBZ | Coshocton | 13 days |
| Mar 19, 12:13 PM EDT | River Flood Warning | CLE | Trumbull | 26 hr |
| Mar 19, 6:10 PM EDT | River Flood Warning | ILN | Hamilton | 17 hr |
| Mar 20, 3:17 AM EDT | River Flood Warning | ILN | Licking | 20 hr |
| Mar 20, 4:29 AM EDT | River Flood Warning | ILN | Clark | 16 hr |
| Mar 20, 4:29 AM EDT | River Flood Warning | ILN | Hocking | 32 hr |
| Mar 20, 4:32 AM EDT | River Flood Warning | ILN | Pickaway | 72 hr |
| Mar 20, 5:33 AM EDT | River Flood Warning | ILN | Hamilton | 33 hr |
| Mar 20, 6:53 AM EDT | River Flood Warning | ILN | Butler | 14 hr |
| Mar 20, 6:59 AM EDT | River Flood Warning | ILN | Licking | 47 hr |
| Mar 20, 7:33 AM EDT | River Flood Warning | ILN | Montgomery | 5 hr |
| Mar 20, 7:33 AM EDT | River Flood Warning | ILN | Warren | 7 hr |
| Mar 20, 7:41 AM EDT | River Flood Warning | ILN | Clermont, Hamilton, Warren | 13 hr |
| Mar 20, 8:34 AM EDT | River Flood Warning | ILN | Licking | 19 hr |
| Mar 20, 10:25 AM EDT | River Flood Warning | RLX | Morgan, Washington | 43 hr |
| Mar 20, 10:28 AM EDT | River Flood Warning | RLX | Washington | 43 hr |
| Mar 20, 10:47 AM EDT | River Flood Warning | ILN | Ross | 23 hr |
| Mar 20, 10:47 AM EDT | River Flood Warning | ILN | Pike, Scioto | 4 days |
| Mar 20, 11:00 AM EDT | River Flood Warning | PBZ | Tuscarawas | 4 days |
| Mar 20, 11:00 AM EDT | River Flood Warning | PBZ | Guernsey | 58 hr |
| Mar 20, 11:05 AM EDT | River Flood Warning | CLE | Sandusky, Wood | 14 hr |
| Mar 20, 4:21 PM EDT | River Flood Warning | CLE | Marion | 42 hr |
| Mar 20, 4:31 PM EDT | River Flood Warning | ILN | Franklin, Pickaway | 24 hr |
| Mar 21, 1:22 AM EDT | River Flood Warning | CLE | Trumbull | 6 hr |
| Mar 27, 6:48 AM EDT | River Flood Warning | IWX | Defiance, Fulton, Williams | 6 days |
| Mar 27, 9:38 PM EDT | River Flood Warning | IWX | Paulding | 38 hr |
| Mar 27, 9:38 PM EDT | River Flood Warning | IWX | Defiance | 21 days |
| Mar 28, 12:37 PM EDT | River Flood Warning | CLE | Lorain | 57 hr |
| Mar 28, 2:00 PM EDT | River Flood Warning | CLE | Trumbull | 55 hr |
| Mar 28, 4:01 PM EDT | River Flood Warning | CLE | Summit | 40 hr |
| Mar 28, 9:49 PM EDT | River Flood Warning | ILN | Shelby | 14 hr |
| Mar 28, 10:14 PM EDT | River Flood Warning | CLE | Sandusky, Wood | 47 hr |
| Mar 29, 2:31 AM EDT | River Flood Warning | CLE | Hancock | 30 hr |
| Mar 29, 3:44 AM EDT | River Flood Warning | CLE | Cuyahoga | 21 hr |
| Mar 29, 3:44 AM EDT | River Flood Warning | CLE | Hancock | 18 hr |
| Mar 29, 5:14 AM EDT | River Flood Warning | CLE | Trumbull | 26 hr |
| Mar 29, 5:52 AM EDT | River Flood Warning | CLE | Lake | 15 hr |
| Mar 29, 5:52 AM EDT | River Flood Warning | CLE | Lake | 14 hr |
| Mar 29, 7:22 AM EDT | River Flood Warning | ILN | Licking | 5 hr |
| Mar 29, 8:10 AM EDT | River Flood Warning | CLE | Erie | 19 hr |
| Mar 29, 9:10 AM EDT | River Flood Warning | CLE | Seneca | 6 hr |
| Mar 29, 9:38 AM EDT | River Flood Warning | ILN | Licking | 6 hr |
| Mar 29, 11:11 AM EDT | River Flood Warning | IWX | Putnam | 70 hr |
| Mar 29, 12:39 PM EDT | River Flood Warning | CLE | Holmes, Wayne | 4 days |
| Mar 29, 3:26 PM EDT | River Flood Warning | CLE | Trumbull | 14 hr |
| Mar 29, 9:52 PM EDT | River Flood Warning | IWX | Defiance, Henry | 23 hr |
| Mar 30, 4:53 AM EDT | River Flood Warning | ILN | Pickaway | 24 hr |
| Apr 8, 9:49 PM EDT | River Flood Warning | CLE | Trumbull | 8 hr |
| May 15, 6:41 PM EDT | River Flood Warning | CLE | Lorain | 15 hr |
| May 15, 8:05 PM EDT | River Flood Warning | CLE | Cuyahoga | 9 hr |
| May 16, 2:28 PM EDT | River Flood Warning | CLE | Trumbull | 14 hr |
| May 17, 11:30 AM EDT | River Flood Warning | IWX | Williams | 6 days |
| May 17, 11:30 AM EDT | River Flood Warning | IWX | Defiance | 21 days |
| May 17, 11:30 AM EDT | River Flood Warning | IWX | Putnam | 24 hr |
| May 17, 11:30 AM EDT | River Flood Warning | IWX | Defiance, Fulton, Williams | 21 days |
| May 18, 11:34 AM EDT | River Flood Warning | IWX | Paulding | 4 days |
| May 18, 11:34 AM EDT | River Flood Warning | IWX | Van Wert | 60 hr |
| May 18, 7:57 PM EDT | River Flood Warning | ILN | Hamilton | 8 hr |
| May 19, 12:48 AM EDT | River Flood Warning | ILN | Adams | 29 hr |
| May 19, 1:53 AM EDT | River Flood Warning | IWX | Defiance, Henry | 4 days |
| May 19, 1:53 AM EDT | River Flood Warning | IWX | Henry | 57 hr |
| May 19, 2:33 AM EDT | River Flood Warning | ILN | Delaware, Franklin | 13 hr |
| May 19, 5:07 AM EDT | River Flood Warning | CLE | Lorain | 20 hr |
| May 19, 5:20 AM EDT | River Flood Warning | ILN | Licking | 22 hr |
| May 19, 5:23 AM EDT | River Flood Warning | CLE | Hancock | 23 hr |
| May 19, 6:23 AM EDT | River Flood Warning | CLE | Marion | 4 days |
| May 19, 6:27 AM EDT | River Flood Warning | CLE | Lucas, Wood | 3 days |
| May 19, 6:38 AM EDT | River Flood Warning | CLE | Sandusky, Wood | 65 hr |
| May 19, 6:43 AM EDT | River Flood Warning | ILN | Licking | 40 hr |
| May 19, 6:59 AM EDT | River Flood Warning | CLE | Marion | 37 hr |
| May 19, 7:00 AM EDT | River Flood Warning | ILN | Hamilton | 23 hr |
| May 19, 7:27 AM EDT | River Flood Warning | ILN | Hamilton | 36 hr |
| May 19, 7:27 AM EDT | River Flood Warning | ILN | Clark | 18 hr |
| May 19, 7:28 AM EDT | River Flood Warning | ILN | Pickaway | 4 days |
| May 19, 8:55 AM EDT | River Flood Warning | ILN | Clermont, Hamilton, Warren | 22 hr |
| May 19, 8:55 AM EDT | River Flood Warning | ILN | Clermont, Hamilton | 27 hr |
| May 19, 9:54 AM EDT | River Flood Warning | CLE | Erie | 7 hr |
| May 19, 10:12 AM EDT | River Flood Warning | ILN | Shelby | 34 hr |
| May 19, 10:12 AM EDT | River Flood Warning | ILN | Montgomery | 37 hr |
| May 19, 10:12 AM EDT | River Flood Warning | ILN | Warren | 34 hr |
| May 19, 10:12 AM EDT | River Flood Warning | ILN | Butler | 52 hr |
| May 19, 10:18 AM EDT | River Flood Warning | ILN | Hocking | 42 hr |
| May 19, 10:18 AM EDT | River Flood Warning | ILN | Licking | 28 hr |
| May 19, 10:28 AM EDT | River Flood Warning | ILN | Franklin | 11 hr |
| May 19, 10:28 AM EDT | River Flood Warning | ILN | Ross | 3 days |
| May 19, 10:28 AM EDT | River Flood Warning | ILN | Pike, Scioto | 5 days |
| May 19, 10:28 AM EDT | River Flood Warning | ILN | Franklin, Pickaway | 37 hr |
| May 19, 10:58 AM EDT | River Flood Warning | IWX | Putnam | 55 hr |
| May 19, 11:21 AM EDT | River Flood Warning | IWX | Allen, Paulding, Putnam | 3 days |
| May 19, 11:21 AM EDT | River Flood Warning | IWX | Defiance | 3 days |
| May 19, 3:40 PM EDT | River Flood Warning | CLE | Seneca | 10 hr |
| May 19, 3:40 PM EDT | River Flood Warning | CLE | Hancock | 13 hr |
| May 19, 9:05 PM EDT | River Flood Warning | ILN | Licking | 10 hr |
| May 20, 11:30 AM EDT | River Flood Warning | RLX | Washington | 28 hr |
| May 21, 4:09 PM EDT | River Flood Warning | IWX | Van Wert | 38 hr |
| May 21, 8:12 PM EDT | River Flood Warning | RLX | Washington | 21 hr |
| Jun 28, 9:21 AM EDT | River Flood Warning | ILN | Hamilton | 104 min |
| Sep 3, 6:41 PM EDT | River Flood Warning | ILN | Adams | 5 hr |
| Sep 7, 11:33 AM EDT | River Flood Warning | CLE | Cuyahoga | 17 hr |
| Sep 7, 5:20 PM EDT | River Flood Warning | CLE | Lake | 8 hr |
| Sep 8, 2:30 AM EDT | River Flood Warning | CLE | Lorain | 10 hr |
| Sep 8, 3:27 AM EDT | River Flood Warning | CLE | Trumbull | 24 hr |
| Oct 21, 6:50 AM EDT | River Flood Warning | CLE | Lake | 6 hr |
| Oct 30, 12:18 AM EDT | River Flood Warning | CLE | Hancock | 5 hr |
| Oct 30, 12:18 AM EDT | River Flood Warning | CLE | Trumbull | 28 hr |
| Oct 30, 7:08 AM EDT | River Flood Warning | CLE | Lorain | 17 hr |
| Dec 31, 5:44 PM EST | River Flood Warning | CLE | Trumbull | 15 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Defiance County13
- Trumbull County11
- Hamilton County10
- Licking County10
- Hancock County8
- Williams County7
- Putnam County7
- Wood County7
- Paulding County6
- Lorain County6
- Fulton County5
- Henry County5
- Marion County5
- Sandusky County5
- Adams County5
- Clermont County5
- Pickaway County5
- Scioto County4
- Warren County4
- Washington County4
- Franklin County4
- Lake County4
- Van Wert County3
- Holmes County3
- Wayne County3
- Seneca County3
- Erie County3
- Lucas County3
- Shelby County3
- Cuyahoga County3
- Allen County2
- Lawrence County2
- Clark County2
- Hocking County2
- Butler County2
- Montgomery County2
- Ross County2
- Pike County2
- Gallia County1
- Brown County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.