Alert archive / Ohio / Mesoscale Discussions
Mesoscale Discussions in Ohio, 2012
143 mesoscale discussions in 2012. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Mesoscale Discussions
- 143
- Busiest month
- July43 mesoscale discussions
- Busiest day
- June 29, 20126 mesoscale discussions
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 2, 12:37 AM EST | Mesoscale Discussion | SPC | Cuyahoga, Geauga | 4 hr |
| Jan 17, 7:25 AM EST | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Darke and 15 more | 65 min |
| Jan 20, 6:32 PM EST | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Champaign, Clark and 34 more | 5 hr |
| Jan 23, 1:52 AM EST | Mesoscale Discussion | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 14 more | 113 min |
| Jan 23, 5:11 AM EST | Mesoscale Discussion | SPC | Pike, Ross, Scioto | 64 min |
| Jan 23, 11:46 AM EST | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Champaign, Clark and 34 more | 89 min |
| Jan 23, 3:26 PM EST | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Harrison, Jefferson, Mahoning and 4 more | 94 min |
| Feb 23, 7:28 PM EST | Mesoscale Discussion | SPC | Adams, Brown, Clermont | 92 min |
| Feb 29, 3:40 AM EST | Mesoscale Discussion | SPC | Adams, Brown, Butler, Clermont, Hamilton, Highland and 1 more | 65 min |
| Feb 29, 8:38 AM EST | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton, Highland, Pike and 2 more | 67 min |
| Feb 29, 12:41 PM EST | Mesoscale Discussion | SPC | Adams, Allen, Auglaize, Brown, Butler, Champaign and 34 more | 3 hr |
| Feb 29, 1:24 PM EST | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Coshocton, Gallia, Guernsey and 15 more | 36 min |
| Feb 29, 4:18 PM EST | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Belmont, Carroll, Clinton and 40 more | 87 min |
| Feb 29, 7:30 PM EST | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Coshocton, Gallia and 17 more | 30 min |
| Mar 2, 8:50 AM EST | Mesoscale Discussion | SPC | Butler, Darke, Hamilton, Miami, Montgomery, Preble and 1 more | 85 min |
| Mar 2, 11:30 AM EST | Mesoscale Discussion | SPC | Adams, Allen, Ashland, Athens, Auglaize, Belmont and 69 more | 90 min |
| Mar 2, 1:05 PM EST | Mesoscale Discussion | SPC | Hamilton | 85 min |
| Mar 2, 3:35 PM EST | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Clermont, Clinton and 13 more | 85 min |
| Mar 12, 6:29 PM EDT | Mesoscale Discussion | SPC | Fulton, Williams | 91 min |
| Mar 12, 8:43 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Henry, Lucas, Ottawa, Williams and 1 more | 92 min |
| Mar 12, 11:09 PM EDT | Mesoscale Discussion | SPC | Defiance, Erie, Fulton, Hancock, Henry, Lucas and 6 more | 96 min |
| Mar 15, 3:19 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Champaign, Clark, Coshocton, Crawford and 41 more | 86 min |
| Mar 15, 3:52 PM EDT | Mesoscale Discussion | SPC | Allen, Defiance, Fulton, Hancock, Henry, Lucas and 8 more | 83 min |
| Mar 15, 4:44 PM EDT | Mesoscale Discussion | SPC | Butler, Clermont, Hamilton, Preble | 61 min |
| Mar 15, 6:02 PM EDT | Mesoscale Discussion | SPC | Allen, Defiance, Fulton, Henry, Lucas, Paulding and 4 more | 2 hr |
| Mar 15, 7:23 PM EDT | Mesoscale Discussion | SPC | Adams, Auglaize, Brown, Butler, Champaign, Clark and 12 more | 97 min |
| Mar 15, 8:51 PM EDT | Mesoscale Discussion | SPC | Erie, Lucas, Ottawa | 84 min |
| Mar 18, 1:49 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 16 more | 2 hr |
| Mar 18, 7:44 PM EDT | Mesoscale Discussion | SPC | Athens, Champaign, Clark, Clinton, Coshocton, Delaware and 26 more | 61 min |
| Mar 19, 3:42 AM EDT | Mesoscale Discussion | SPC | Athens, Gallia, Guernsey, Hocking, Jackson, Meigs and 7 more | 93 min |
| Mar 23, 11:16 PM EDT | Mesoscale Discussion | SPC | Butler, Clermont, Darke, Hamilton, Mercer, Miami and 4 more | 89 min |
| Mar 28, 10:23 AM EDT | Mesoscale Discussion | SPC | Belmont | 2 hr |
| Mar 28, 12:43 PM EDT | Mesoscale Discussion | SPC | Gallia, Jackson, Lawrence, Meigs, Scioto | 2 hr |
| Mar 30, 2:12 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Clinton and 26 more | 93 min |
| Mar 30, 7:02 PM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Auglaize, Belmont, Brown and 54 more | 28 min |
| Mar 30, 11:18 PM EDT | Mesoscale Discussion | SPC | Athens, Gallia, Jackson, Lawrence, Meigs, Scioto and 1 more | 57 min |
| Apr 1, 4:42 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Mercer, Miami, Montgomery and 3 more | 93 min |
| Apr 1, 9:23 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Clermont, Clinton, Fayette and 11 more | 67 min |
| Apr 1, 11:31 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton | 59 min |
| Apr 2, 12:30 AM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton, Lawrence | 60 min |
| Apr 25, 11:11 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Clermont, Clinton, Hamilton and 5 more | 2 hr |
| Apr 30, 4:52 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Brown, Butler, Champaign, Clark and 15 more | 83 min |
| Apr 30, 9:07 PM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Belmont, Brown, Butler and 53 more | 53 min |
| May 1, 2:44 PM EDT | Mesoscale Discussion | SPC | Butler, Clark, Darke, Greene, Hamilton, Miami and 3 more | 61 min |
| May 1, 6:13 PM EDT | Mesoscale Discussion | SPC | Athens, Fairfield, Gallia, Hocking, Jackson, Lawrence and 8 more | 62 min |
| May 1, 9:33 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Butler, Clark and 30 more | 57 min |
| May 2, 3:46 PM EDT | Mesoscale Discussion | SPC | Auglaize, Champaign, Clark, Darke, Hardin, Logan and 6 more | 119 min |
| May 2, 4:56 PM EDT | Mesoscale Discussion | SPC | Ashtabula, Carroll, Columbiana, Cuyahoga, Geauga, Lake and 8 more | 2 hr |
| May 4, 1:26 PM EDT | Mesoscale Discussion | SPC | Trumbull | 2 hr |
| May 4, 4:16 PM EDT | Mesoscale Discussion | SPC | Clermont | 59 min |
| May 4, 7:52 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Athens, Auglaize, Belmont, Brown and 49 more | 53 min |
| May 7, 1:40 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Carroll, Clermont and 25 more | 2 hr |
| May 7, 4:09 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Clermont and 14 more | 96 min |
| May 25, 6:12 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Champaign, Clark, Coshocton and 32 more | 93 min |
| May 27, 12:56 PM EDT | Mesoscale Discussion | SPC | Ashtabula, Geauga, Lake, Mahoning, Trumbull | 64 min |
| May 27, 1:41 PM EDT | Mesoscale Discussion | SPC | Jefferson | 64 min |
| May 29, 9:48 AM EDT | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Coshocton, Fairfield, Guernsey and 18 more | 87 min |
| May 29, 1:25 PM EDT | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 8 more | 65 min |
| Jun 18, 10:33 AM EDT | Mesoscale Discussion | SPC | Fulton, Lucas | 2 hr |
| Jun 18, 1:38 PM EDT | Mesoscale Discussion | SPC | Ashland, Carroll, Coshocton, Crawford, Cuyahoga, Erie and 20 more | 67 min |
| Jun 18, 6:13 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Gallia, Guernsey, Hocking, Meigs and 7 more | 92 min |
| Jun 21, 3:31 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Henry, Paulding, Van Wert, Williams | 59 min |
| Jun 28, 8:53 PM EDT | Mesoscale Discussion | SPC | Ashtabula, Cuyahoga, Erie, Geauga, Huron, Lake and 5 more | 97 min |
| Jun 29, 10:22 AM EDT | Mesoscale Discussion | SPC | Darke, Mercer | 2 hr |
| Jun 29, 2:01 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Auglaize, Brown, Butler, Champaign and 41 more | 119 min |
| Jun 29, 3:07 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Athens, Auglaize, Belmont, Brown and 58 more | 53 min |
| Jun 29, 4:22 PM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Belmont, Brown, Butler and 54 more | 83 min |
| Jun 29, 6:03 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Clermont, Coshocton and 21 more | 87 min |
| Jun 30, 12:46 AM EDT | Mesoscale Discussion | SPC | Auglaize, Champaign, Clark, Darke, Fayette, Franklin and 10 more | 119 min |
| Jun 30, 5:23 AM EDT | Mesoscale Discussion | SPC | Auglaize, Butler, Champaign, Clark, Clinton, Darke and 14 more | 97 min |
| Jun 30, 5:27 PM EDT | Mesoscale Discussion | SPC | Athens, Auglaize, Butler, Champaign, Clark, Clermont and 39 more | 93 min |
| Jun 30, 6:55 PM EDT | Mesoscale Discussion | SPC | Adams, Auglaize, Brown, Butler, Champaign, Clark and 30 more | 3 hr |
| Jul 1, 3:56 PM EDT | Mesoscale Discussion | SPC | Allen, Athens, Auglaize, Champaign, Clark, Clinton and 36 more | 94 min |
| Jul 1, 5:19 PM EDT | Mesoscale Discussion | SPC | Ashland, Crawford, Erie, Fulton, Hancock, Henry and 16 more | 56 min |
| Jul 1, 5:45 PM EDT | Mesoscale Discussion | SPC | Athens, Champaign, Clark, Clinton, Darke, Delaware and 20 more | 60 min |
| Jul 1, 6:47 PM EDT | Mesoscale Discussion | SPC | Ashland, Coshocton, Crawford, Erie, Hancock, Holmes and 14 more | 58 min |
| Jul 1, 7:22 PM EDT | Mesoscale Discussion | SPC | Carroll, Columbiana, Geauga, Harrison, Jefferson, Mahoning and 4 more | 83 min |
| Jul 1, 8:21 PM EDT | Mesoscale Discussion | SPC | Ashland, Athens, Belmont, Carroll, Columbiana, Coshocton and 35 more | 54 min |
| Jul 1, 9:02 PM EDT | Mesoscale Discussion | SPC | Brown, Butler, Clermont, Hamilton | 58 min |
| Jul 3, 10:20 AM EDT | Mesoscale Discussion | SPC | Ashland, Belmont, Carroll, Columbiana, Cuyahoga, Erie and 15 more | 85 min |
| Jul 3, 5:58 PM EDT | Mesoscale Discussion | SPC | Athens, Coshocton, Fairfield, Gallia, Guernsey, Hocking and 12 more | 3 hr |
| Jul 3, 7:40 PM EDT | Mesoscale Discussion | SPC | Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 14 more | 2 hr |
| Jul 4, 8:38 AM EDT | Mesoscale Discussion | SPC | Ashtabula, Columbiana, Cuyahoga, Geauga, Lake, Mahoning and 3 more | 2 hr |
| Jul 4, 4:04 PM EDT | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Guernsey, Harrison, Jefferson and 2 more | 56 min |
| Jul 4, 7:08 PM EDT | Mesoscale Discussion | SPC | Erie, Lucas, Ottawa, Sandusky, Seneca, Wood | 2 hr |
| Jul 4, 9:48 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Champaign, Clark, Clinton and 35 more | 87 min |
| Jul 5, 4:12 AM EDT | Mesoscale Discussion | SPC | Cuyahoga, Erie, Huron, Lake, Lorain, Lucas and 2 more | 93 min |
| Jul 5, 8:00 AM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Coshocton, Fairfield and 18 more | 90 min |
| Jul 5, 11:14 AM EDT | Mesoscale Discussion | SPC | Gallia, Lawrence | 91 min |
| Jul 5, 3:27 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Defiance, Fulton, Hancock, Hardin and 14 more | 93 min |
| Jul 5, 5:58 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Clermont and 33 more | 92 min |
| Jul 7, 1:48 PM EDT | Mesoscale Discussion | SPC | Carroll, Columbiana, Holmes, Mahoning, Medina, Portage and 4 more | 57 min |
| Jul 7, 3:57 PM EDT | Mesoscale Discussion | SPC | Ashland, Belmont, Carroll, Columbiana, Coshocton, Guernsey and 14 more | 2 hr |
| Jul 8, 1:14 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton, Highland, Pike and 1 more | 91 min |
| Jul 8, 1:29 PM EDT | Mesoscale Discussion | SPC | Gallia, Lawrence, Meigs | 61 min |
| Jul 8, 4:21 PM EDT | Mesoscale Discussion | SPC | Gallia | 54 min |
| Jul 8, 4:41 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton, Scioto | 64 min |
| Jul 18, 12:54 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Athens, Auglaize, Belmont, Butler and 62 more | 2 hr |
| Jul 18, 4:21 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Butler, Carroll and 38 more | 84 min |
| Jul 19, 8:18 PM EDT | Mesoscale Discussion | SPC | Butler, Darke, Mercer, Preble, Van Wert | 87 min |
| Jul 23, 1:26 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Clermont, Clinton and 13 more | 2 hr |
| Jul 24, 10:08 AM EDT | Mesoscale Discussion | SPC | Auglaize, Butler, Champaign, Clark, Clinton, Darke and 14 more | 97 min |
| Jul 24, 11:48 AM EDT | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Harrison, Jefferson, Stark | 87 min |
| Jul 24, 11:59 AM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Clermont, Clinton, Fayette and 8 more | 61 min |
| Jul 24, 1:52 PM EDT | Mesoscale Discussion | SPC | Lawrence, Scioto | 53 min |
| Jul 25, 4:48 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Auglaize, Brown, Butler, Champaign and 28 more | 117 min |
| Jul 26, 1:15 AM EDT | Mesoscale Discussion | SPC | Ashtabula, Columbiana, Cuyahoga, Geauga, Lake, Mahoning and 5 more | 2 hr |
| Jul 26, 4:31 AM EDT | Mesoscale Discussion | SPC | Ashtabula, Belmont, Jefferson, Monroe | 89 min |
| Jul 26, 12:26 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Ashland, Ashtabula, Auglaize, Belmont and 62 more | 2 hr |
| Jul 26, 3:37 PM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Ashtabula, Athens, Belmont, Brown and 69 more | 113 min |
| Jul 26, 6:06 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Gallia, Guernsey, Harrison, Jackson and 9 more | 84 min |
| Jul 26, 8:55 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Jackson, Lawrence, Pike, Scioto | 65 min |
| Jul 27, 1:52 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Darke and 14 more | 2 hr |
| Jul 27, 5:15 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Ashland, Athens, Auglaize, Brown and 71 more | 90 min |
| Jul 27, 8:28 PM EDT | Mesoscale Discussion | SPC | Gallia, Jackson, Lawrence, Scioto | 2 hr |
| Aug 4, 7:23 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Champaign, Clark, Coshocton and 38 more | 2 hr |
| Aug 4, 10:46 PM EDT | Mesoscale Discussion | SPC | Ashland, Ashtabula, Carroll, Champaign, Clark, Columbiana and 35 more | 119 min |
| Aug 5, 4:57 AM EDT | Mesoscale Discussion | SPC | Auglaize, Butler, Champaign, Clark, Clinton, Darke and 12 more | 2 hr |
| Aug 5, 7:57 AM EDT | Mesoscale Discussion | SPC | Champaign, Clark, Clinton, Delaware, Fayette, Franklin and 5 more | 63 min |
| Aug 9, 4:18 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Carroll, Clermont and 23 more | 57 min |
| Aug 10, 12:49 PM EDT | Mesoscale Discussion | SPC | Ashtabula, Belmont, Carroll, Columbiana, Harrison, Jefferson and 4 more | 86 min |
| Aug 16, 11:01 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Defiance, Fulton, Henry and 5 more | 89 min |
| Sep 5, 2:10 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 20 more | 65 min |
| Sep 7, 11:09 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Defiance, Mercer, Miami and 6 more | 2 hr |
| Sep 7, 1:16 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Champaign, Clark, Crawford, Darke and 21 more | 59 min |
| Sep 7, 2:16 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Carroll, Champaign, Clark and 35 more | 59 min |
| Sep 7, 3:39 PM EDT | Mesoscale Discussion | SPC | Butler, Champaign, Clark, Clermont, Clinton, Delaware and 16 more | 66 min |
| Sep 7, 4:22 PM EDT | Mesoscale Discussion | SPC | Butler, Clermont, Hamilton, Preble, Warren | 53 min |
| Sep 7, 6:38 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Guernsey, Harrison and 15 more | 97 min |
| Sep 7, 8:39 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Clark, Clermont, Clinton and 14 more | 66 min |
| Sep 8, 12:36 AM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont | 84 min |
| Sep 8, 12:57 AM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Ashtabula, Athens, Belmont, Brown and 53 more | 2 hr |
| Sep 21, 7:30 PM EDT | Mesoscale Discussion | SPC | Butler, Clinton, Greene, Hamilton, Montgomery, Preble and 1 more | 3 hr |
| Sep 22, 6:31 PM EDT | Mesoscale Discussion | SPC | Belmont, Monroe, Noble | 119 min |
| Oct 30, 4:34 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Clark, Clinton, Delaware and 23 more | 4 hr |
| Dec 17, 3:12 PM EST | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Highland, Jackson, Pike and 2 more | 2 hr |
| Dec 24, 10:34 AM EST | Mesoscale Discussion | SPC | Belmont, Guernsey, Monroe, Noble, Washington | 2 hr |
| Dec 26, 3:25 AM EST | Mesoscale Discussion | SPC | Auglaize, Butler, Champaign, Clark, Darke, Greene and 9 more | 6 hr |
| Dec 26, 6:46 AM EST | Mesoscale Discussion | SPC | Athens, Washington | 4 hr |
| Dec 26, 9:57 AM EST | Mesoscale Discussion | SPC | Coshocton, Delaware, Fairfield, Fayette, Franklin, Guernsey and 8 more | 5 hr |
| Dec 26, 10:39 AM EST | Mesoscale Discussion | SPC | Allen, Auglaize, Champaign, Crawford, Darke, Defiance and 21 more | 6 hr |
| Dec 26, 11:40 AM EST | Mesoscale Discussion | SPC | Ashland, Carroll, Columbiana, Geauga, Holmes, Mahoning and 8 more | 6 hr |
| Dec 28, 9:18 PM EST | Mesoscale Discussion | SPC | Butler, Hamilton, Montgomery, Preble, Warren | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Montgomery County52
- Clark County51
- Hamilton County51
- Preble County51
- Butler County50
- Clermont County50
- Greene County49
- Miami County49
- Champaign County48
- Warren County48
- Clinton County46
- Madison County46
- Darke County45
- Fayette County45
- Ross County45
- Brown County44
- Highland County43
- Jackson County43
- Pike County43
- Adams County42
- Franklin County42
- Shelby County41
- Union County41
- Hocking County41
- Pickaway County41
- Scioto County41
- Vinton County41
- Logan County39
- Athens County38
- Fairfield County38
- Guernsey County38
- Licking County38
- Meigs County38
- Perry County38
- Coshocton County37
- Delaware County37
- Morgan County37
- Muskingum County37
- Noble County37
- Mercer County36
48 more counties
- Belmont County36
- Auglaize County35
- Monroe County35
- Carroll County35
- Washington County34
- Gallia County34
- Tuscarawas County34
- Holmes County33
- Stark County33
- Knox County32
- Morrow County32
- Hardin County31
- Harrison County31
- Jefferson County31
- Lawrence County31
- Columbiana County30
- Marion County29
- Wayne County29
- Allen County28
- Richland County28
- Summit County28
- Portage County27
- Mahoning County26
- Trumbull County26
- Hancock County25
- Crawford County25
- Medina County25
- Ashland County24
- Seneca County24
- Van Wert County23
- Wyandot County23
- Putnam County22
- Paulding County20
- Huron County20
- Geauga County18
- Cuyahoga County17
- Sandusky County17
- Ottawa County17
- Erie County16
- Henry County16
- Lucas County16
- Defiance County15
- Wood County15
- Fulton County14
- Lorain County14
- Williams County13
- Lake County13
- Ashtabula County12
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.