Alert archive / Ohio / Severe Thunderstorm Warnings / 2011
Severe Thunderstorm Warnings in Ohio, April 2011
100 severe thunderstorm warnings in April 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in April 2011. Tap one for its archive.
- Severe Thunderstorm Warnings
- 100
- Busiest day
- April 20, 201131 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Apr 4, 5:23 AM EDT | Severe Thunderstorm Warning | IWX | Williams | 52 min |
| Apr 4, 5:25 AM EDT | Severe Thunderstorm Warning | IWX | Defiance, Williams | 50 min |
| Apr 4, 5:48 AM EDT | Severe Thunderstorm Warning | IWX | Defiance, Paulding | 31 min |
| Apr 4, 6:10 AM EDT | Severe Thunderstorm Warning | ILN | Auglaize, Darke, Mercer | 50 min |
| Apr 4, 6:16 AM EDT | Severe Thunderstorm Warning | IWX | Van Wert | 27 min |
| Apr 4, 8:01 AM EDT | Severe Thunderstorm Warning | ILN | Darke, Miami | 29 min |
| Apr 4, 8:10 AM EDT | Severe Thunderstorm Warning | ILN | Butler, Preble | 50 min |
| Apr 4, 8:32 AM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga | 23 min |
| Apr 4, 8:45 AM EDT | Severe Thunderstorm Warning | CLE | Geauga, Lake | 30 min |
| Apr 4, 8:54 AM EDT | Severe Thunderstorm Warning | ILN | Clark, Fayette, Greene, Madison, Montgomery | 51 min |
| Apr 4, 9:03 AM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 26 min |
| Apr 4, 9:10 AM EDT | Severe Thunderstorm Warning | CLE | Geauga, Lake | 19 min |
| Apr 4, 2:26 PM EDT | Severe Thunderstorm Warning | ILN | Clermont | 49 min |
| Apr 4, 3:07 PM EDT | Severe Thunderstorm Warning | ILN | Clinton, Fairfield, Fayette, Highland, Pickaway, Ross | 38 min |
| Apr 4, 3:16 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Monroe | 29 min |
| Apr 4, 3:22 PM EDT | Severe Thunderstorm Warning | ILN | Adams, Brown, Highland, Pike, Ross | 16 min |
| Apr 4, 3:27 PM EDT | Severe Thunderstorm Warning | ILN | Delaware, Fairfield, Franklin, Hocking, Licking, Pickaway | 52 min |
| Apr 4, 3:46 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton, Muskingum, Tuscarawas | 44 min |
| Apr 4, 3:47 PM EDT | Severe Thunderstorm Warning | RLX | Morgan, Perry | 28 min |
| Apr 4, 4:08 PM EDT | Severe Thunderstorm Warning | RLX | Washington | 21 min |
| Apr 4, 4:29 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 4 more | 31 min |
| Apr 4, 5:22 PM EDT | Severe Thunderstorm Warning | RLX | Gallia, Lawrence | 38 min |
| Apr 8, 3:34 PM EDT | Severe Thunderstorm Warning | RLX | Gallia | 41 min |
| Apr 8, 3:36 PM EDT | Severe Thunderstorm Warning | RLX | Lawrence | 54 min |
| Apr 16, 3:31 AM EDT | Severe Thunderstorm Warning | ILN | Clermont, Hamilton | 29 min |
| Apr 16, 4:31 AM EDT | Severe Thunderstorm Warning | ILN | Brown, Clinton, Fayette, Greene, Highland | 29 min |
| Apr 16, 1:27 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Lorain, Medina | 63 min |
| Apr 19, 2:54 AM EDT | Severe Thunderstorm Warning | ILN | Brown, Clermont, Hamilton | 39 min |
| Apr 19, 3:32 AM EDT | Severe Thunderstorm Warning | ILN | Brown, Clinton, Highland | 23 min |
| Apr 19, 2:50 PM EDT | Severe Thunderstorm Warning | RLX | Morgan, Perry | 40 min |
| Apr 19, 3:22 PM EDT | Severe Thunderstorm Warning | RLX | Morgan, Washington | 38 min |
| Apr 19, 10:53 PM EDT | Severe Thunderstorm Warning | ILN | Auglaize, Darke, Mercer, Preble, Shelby | 67 min |
| Apr 19, 11:31 PM EDT | Severe Thunderstorm Warning | IWX | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 49 min |
| Apr 19, 11:49 PM EDT | Severe Thunderstorm Warning | ILN | Auglaize, Champaign, Clark, Darke, Hardin, Logan and 4 more | 41 min |
| Apr 19, 11:56 PM EDT | Severe Thunderstorm Warning | ILN | Darke, Miami, Montgomery, Preble | 49 min |
| Apr 20, 12:08 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Hancock, Marion, Seneca, Wyandot | 67 min |
| Apr 20, 12:26 AM EDT | Severe Thunderstorm Warning | ILN | Champaign, Clark, Hardin, Logan, Miami, Shelby and 1 more | 49 min |
| Apr 20, 12:34 AM EDT | Severe Thunderstorm Warning | ILN | Butler, Clermont, Hamilton, Warren | 41 min |
| Apr 20, 12:39 AM EDT | Severe Thunderstorm Warning | ILN | Darke, Preble | 51 min |
| Apr 20, 12:46 AM EDT | Severe Thunderstorm Warning | ILN | Clark, Darke, Greene, Miami, Montgomery, Preble | 44 min |
| Apr 20, 1:17 AM EDT | Severe Thunderstorm Warning | ILN | Butler, Champaign, Clark, Greene, Miami, Montgomery and 2 more | 43 min |
| Apr 20, 1:29 AM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Geauga, Lake, Portage, Trumbull | 46 min |
| Apr 20, 1:40 AM EDT | Severe Thunderstorm Warning | ILN | Butler, Clermont, Clinton, Greene, Hamilton, Highland and 2 more | 50 min |
| Apr 20, 1:43 AM EDT | Severe Thunderstorm Warning | ILN | Champaign, Clark, Delaware, Fayette, Franklin, Greene and 5 more | 47 min |
| Apr 20, 1:49 AM EDT | Severe Thunderstorm Warning | ILN | Adams, Brown, Clermont, Clinton, Highland | 41 min |
| Apr 20, 1:55 AM EDT | Severe Thunderstorm Warning | ILN | Clinton, Fayette, Franklin, Greene, Highland, Madison and 2 more | 50 min |
| Apr 20, 1:56 AM EDT | Severe Thunderstorm Warning | ILN | Adams, Brown, Clermont | 49 min |
| Apr 20, 2:06 AM EDT | Severe Thunderstorm Warning | ILN | Delaware, Fairfield, Franklin, Licking, Madison, Pickaway and 1 more | 39 min |
| Apr 20, 2:19 AM EDT | Severe Thunderstorm Warning | ILN | Adams, Fayette, Highland, Pike, Ross, Scioto | 41 min |
| Apr 20, 2:27 AM EDT | Severe Thunderstorm Warning | ILN | Adams | 18 min |
| Apr 20, 2:34 AM EDT | Severe Thunderstorm Warning | ILN | Adams, Scioto | 41 min |
| Apr 20, 2:38 AM EDT | Severe Thunderstorm Warning | CLE | Holmes, Knox | 37 min |
| Apr 20, 2:41 AM EDT | Severe Thunderstorm Warning | RLX | Perry | 34 min |
| Apr 20, 2:43 AM EDT | Severe Thunderstorm Warning | ILN | Fairfield, Hocking, Pickaway, Ross | 47 min |
| Apr 20, 2:43 AM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Coshocton, Guernsey, Harrison, Muskingum, Noble and 1 more | 62 min |
| Apr 20, 2:51 AM EDT | Severe Thunderstorm Warning | ILN | Pike, Ross, Scioto | 39 min |
| Apr 20, 2:51 AM EDT | Severe Thunderstorm Warning | RLX | Athens, Jackson, Morgan, Perry, Vinton, Washington | 54 min |
| Apr 20, 3:11 AM EDT | Severe Thunderstorm Warning | RLX | Athens, Gallia, Jackson, Lawrence, Meigs, Vinton | 64 min |
| Apr 20, 3:12 AM EDT | Severe Thunderstorm Warning | ILN | Scioto | 20 min |
| Apr 20, 3:26 AM EDT | Severe Thunderstorm Warning | ILN | Hocking | 26 min |
| Apr 20, 3:37 AM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Carroll, Columbiana, Guernsey, Harrison, Jefferson and 1 more | 38 min |
| Apr 20, 4:11 AM EDT | Severe Thunderstorm Warning | PBZ | Columbiana | 34 min |
| Apr 23, 12:49 AM EDT | Severe Thunderstorm Warning | ILN | Auglaize, Mercer | 26 min |
| Apr 23, 1:04 AM EDT | Severe Thunderstorm Warning | IWX | Allen, Putnam, Van Wert | 38 min |
| Apr 23, 1:56 AM EDT | Severe Thunderstorm Warning | ILN | Auglaize, Mercer | 19 min |
| Apr 23, 2:36 AM EDT | Severe Thunderstorm Warning | CLE | Ottawa | 54 min |
| Apr 23, 7:03 AM EDT | Severe Thunderstorm Warning | RLX | Lawrence | 42 min |
| Apr 23, 4:27 PM EDT | Severe Thunderstorm Warning | RLX | Lawrence | 48 min |
| Apr 23, 4:42 PM EDT | Severe Thunderstorm Warning | RLX | Lawrence | 48 min |
| Apr 23, 5:12 PM EDT | Severe Thunderstorm Warning | RLX | Gallia, Lawrence | 63 min |
| Apr 23, 5:21 PM EDT | Severe Thunderstorm Warning | RLX | Lawrence | 54 min |
| Apr 25, 3:59 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton, Guernsey, Muskingum | 31 min |
| Apr 25, 4:22 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton, Tuscarawas | 38 min |
| Apr 25, 4:26 PM EDT | Severe Thunderstorm Warning | RLX | Morgan, Perry | 20 min |
| Apr 25, 4:38 PM EDT | Severe Thunderstorm Warning | PBZ | Guernsey, Muskingum, Noble | 37 min |
| Apr 25, 4:44 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Columbiana, Harrison, Jefferson | 46 min |
| Apr 25, 4:54 PM EDT | Severe Thunderstorm Warning | PBZ | Columbiana | 36 min |
| Apr 25, 5:16 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Guernsey, Harrison, Noble | 44 min |
| Apr 25, 5:46 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Columbiana, Guernsey, Harrison, Jefferson, Tuscarawas | 29 min |
| Apr 25, 10:28 PM EDT | Severe Thunderstorm Warning | RLX | Gallia, Lawrence | 47 min |
| Apr 25, 11:07 PM EDT | Severe Thunderstorm Warning | RLX | Gallia | 23 min |
| Apr 26, 2:14 PM EDT | Severe Thunderstorm Warning | RLX | Washington | 46 min |
| Apr 26, 3:02 PM EDT | Severe Thunderstorm Warning | PBZ | Monroe | 43 min |
| Apr 27, 9:00 AM EDT | Severe Thunderstorm Warning | ILN | Clermont, Hamilton | 45 min |
| Apr 27, 9:24 AM EDT | Severe Thunderstorm Warning | ILN | Adams, Brown, Clermont, Clinton, Highland, Warren | 51 min |
| Apr 27, 9:49 AM EDT | Severe Thunderstorm Warning | ILN | Champaign, Clark, Clinton, Fayette, Greene, Logan and 6 more | 41 min |
| Apr 27, 10:10 AM EDT | Severe Thunderstorm Warning | ILN | Clinton, Fayette, Highland, Pickaway, Ross | 50 min |
| Apr 27, 10:14 AM EDT | Severe Thunderstorm Warning | ILN | Champaign, Clark, Fayette, Greene, Logan, Madison and 1 more | 30 min |
| Apr 27, 11:05 AM EDT | Severe Thunderstorm Warning | ILN | Franklin, Pickaway | 25 min |
| Apr 27, 11:12 AM EDT | Severe Thunderstorm Warning | ILN | Fairfield, Franklin, Pickaway, Ross | 48 min |
| Apr 27, 11:29 AM EDT | Severe Thunderstorm Warning | ILN | Delaware, Franklin, Licking | 31 min |
| Apr 27, 11:56 AM EDT | Severe Thunderstorm Warning | CLE | Knox, Morrow, Richland | 49 min |
| Apr 27, 12:13 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Knox, Richland | 33 min |
| Apr 27, 12:34 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Huron, Lorain | 41 min |
| Apr 27, 12:51 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Lorain, Medina, Wayne | 39 min |
| Apr 27, 1:19 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Medina, Summit | 41 min |
| Apr 27, 1:40 PM EDT | Severe Thunderstorm Warning | CLE | Geauga, Lake | 50 min |
| Apr 27, 11:15 PM EDT | Severe Thunderstorm Warning | ILN | Darke, Mercer | 60 min |
| Apr 28, 2:10 AM EDT | Severe Thunderstorm Warning | ILN | Champaign, Clark, Clinton, Fayette, Greene, Madison and 3 more | 50 min |
| Apr 28, 2:51 AM EDT | Severe Thunderstorm Warning | ILN | Delaware, Fairfield, Fayette, Franklin, Hardin, Hocking and 6 more | 54 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fayette County11
- Greene County10
- Clinton County10
- Highland County10
- Pickaway County10
- Clark County9
- Clermont County9
- Ross County9
- Lawrence County9
- Darke County8
- Miami County8
- Madison County8
- Montgomery County8
- Franklin County8
- Union County8
- Adams County7
- Brown County7
- Guernsey County7
- Champaign County7
- Mercer County6
- Preble County6
- Fairfield County6
- Tuscarawas County6
- Columbiana County6
- Harrison County6
- Gallia County6
- Warren County6
- Auglaize County5
- Delaware County5
- Coshocton County5
- Muskingum County5
- Morgan County5
- Perry County5
- Carroll County5
- Hamilton County5
- Logan County5
- Butler County4
- Cuyahoga County4
- Geauga County4
- Lake County4
42 more counties
- Belmont County4
- Hocking County4
- Licking County4
- Washington County4
- Noble County4
- Shelby County4
- Scioto County4
- Williams County3
- Defiance County3
- Van Wert County3
- Monroe County3
- Pike County3
- Lorain County3
- Medina County3
- Hardin County3
- Knox County3
- Jefferson County3
- Paulding County2
- Ashtabula County2
- Allen County2
- Putnam County2
- Athens County2
- Jackson County2
- Vinton County2
- Richland County2
- Ashland County2
- Fulton County1
- Henry County1
- Crawford County1
- Hancock County1
- Marion County1
- Seneca County1
- Wyandot County1
- Portage County1
- Trumbull County1
- Holmes County1
- Meigs County1
- Ottawa County1
- Morrow County1
- Huron County1
- Wayne County1
- Summit County1
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.