Alert archive / Ohio / Mesoscale Discussions
Mesoscale Discussions in Ohio, 2003
175 mesoscale discussions in 2003. 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 2003. Tap one for its archive.
- Mesoscale Discussions
- 175
- Busiest month
- July58 mesoscale discussions
- Busiest day
- July 8, 200314 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 1, 7:58 AM EST | Mesoscale Discussion | SPC | Ashland, Carroll, Columbiana, Coshocton, Crawford, Delaware and 14 more | 4 hr |
| Feb 14, 10:18 PM EST | Mesoscale Discussion | SPC | Allen, Athens, Auglaize, Belmont, Champaign, Clark and 39 more | 6 hr |
| Feb 15, 11:58 AM EST | Mesoscale Discussion | SPC | Lawrence | 7 hr |
| Feb 16, 12:12 AM EST | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Fairfield, Gallia and 16 more | 5 hr |
| Feb 16, 2:38 PM EST | Mesoscale Discussion | SPC | Athens, Belmont, Butler, Champaign, Clark, Clinton and 24 more | 3 hr |
| Feb 16, 6:41 PM EST | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Butler, Carroll and 48 more | 3 hr |
| Feb 16, 11:19 PM EST | Mesoscale Discussion | SPC | Belmont, Monroe, Noble | 6 hr |
| Feb 22, 10:34 AM EST | Mesoscale Discussion | SPC | Defiance, Fulton, Henry, Paulding, Van Wert, Williams | 5 hr |
| Feb 22, 3:31 PM EST | Mesoscale Discussion | SPC | Adams, Athens, Gallia, Jackson, Lawrence, Meigs and 4 more | 119 min |
| Feb 22, 7:56 PM EST | Mesoscale Discussion | SPC | Gallia, Lawrence | 64 min |
| Feb 22, 8:33 PM EST | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Darke, Defiance, Fulton and 15 more | 5 hr |
| Mar 5, 9:36 PM EST | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Butler, Carroll and 33 more | 6 hr |
| Mar 6, 5:18 AM EST | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 10 more | 4 hr |
| Mar 12, 10:51 PM EST | Mesoscale Discussion | SPC | Fulton, Lucas, Williams | 7 hr |
| Mar 13, 8:39 AM EST | Mesoscale Discussion | SPC | Ashtabula, Cuyahoga, Geauga, Lake, Portage, Summit and 1 more | 3 hr |
| Mar 19, 8:16 PM EST | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Scioto | 89 min |
| Mar 20, 3:41 PM EST | Mesoscale Discussion | SPC | Auglaize, Brown, Butler, Champaign, Clark, Clermont and 12 more | 2 hr |
| Mar 20, 6:43 PM EST | Mesoscale Discussion | SPC | Athens, Fairfield, Gallia, Hocking, Jackson, Lawrence and 11 more | 2 hr |
| Mar 28, 12:54 PM EST | Mesoscale Discussion | SPC | Defiance, Fulton, Williams | 2 hr |
| Mar 28, 3:57 PM EST | Mesoscale Discussion | SPC | Allen, Defiance, Fulton, Hancock, Hardin, Henry and 8 more | 2 hr |
| Mar 28, 4:30 PM EST | Mesoscale Discussion | SPC | Darke, Preble | 2 hr |
| Mar 28, 6:27 PM EST | Mesoscale Discussion | SPC | Darke, Preble | 93 min |
| Apr 4, 2:29 PM EST | Mesoscale Discussion | SPC | Allen, Defiance, Fulton, Hancock, Henry, Paulding and 4 more | 91 min |
| Apr 4, 7:01 PM EST | Mesoscale Discussion | SPC | Darke, Mercer, Preble | 59 min |
| Apr 4, 10:00 PM EST | Mesoscale Discussion | SPC | Brown, Butler, Clermont, Clinton, Greene, Hamilton and 1 more | 90 min |
| Apr 4, 11:38 PM EST | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Carroll, Clermont and 31 more | 97 min |
| Apr 5, 2:34 AM EST | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Carroll, Columbiana and 28 more | 86 min |
| Apr 20, 6:31 PM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Brown, Butler, Champaign, Clark and 31 more | 89 min |
| Apr 20, 7:53 PM EDT | Mesoscale Discussion | SPC | Ashland, Coshocton, Delaware, Holmes, Knox, Licking and 4 more | 67 min |
| Apr 20, 9:22 PM EDT | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Coshocton, Geauga, Guernsey and 13 more | 53 min |
| Apr 30, 9:48 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Crawford, Cuyahoga, Defiance and 25 more | 87 min |
| May 1, 12:41 PM EDT | Mesoscale Discussion | SPC | Columbiana, Mahoning, Portage, Trumbull | 3 hr |
| May 1, 1:09 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Champaign, Crawford, Darke and 24 more | 3 hr |
| May 1, 4:10 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Belmont, Butler, Carroll and 51 more | 95 min |
| May 1, 6:11 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton, Highland, Jackson and 4 more | 94 min |
| May 1, 7:10 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton, Highland, Jackson and 4 more | 95 min |
| May 1, 8:39 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Champaign, Clark, Clinton and 34 more | 2 hr |
| May 5, 5:27 PM EDT | Mesoscale Discussion | SPC | Lucas | 3 hr |
| May 5, 5:42 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Clark, Clermont and 24 more | 3 hr |
| May 5, 7:47 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Clermont, Clinton, Fayette and 12 more | 88 min |
| May 6, 11:55 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Champaign, Clark and 26 more | 2 hr |
| May 7, 7:06 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Crawford, Defiance, Fulton and 20 more | 114 min |
| May 9, 2:21 AM EDT | Mesoscale Discussion | SPC | Auglaize, Butler, Champaign, Clark, Clermont, Clinton and 13 more | 84 min |
| May 9, 6:04 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Clinton and 32 more | 86 min |
| May 9, 3:02 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Clinton, Hamilton, Highland and 4 more | 2 hr |
| May 9, 5:36 PM EDT | Mesoscale Discussion | SPC | Athens, Delaware, Fairfield, Franklin, Hocking, Licking and 9 more | 114 min |
| May 9, 8:57 PM EDT | Mesoscale Discussion | SPC | Athens, Hocking, Meigs | 63 min |
| May 10, 4:33 AM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Auglaize, Belmont, Brown and 54 more | 87 min |
| May 10, 11:12 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Clermont, Clinton and 15 more | 2 hr |
| May 10, 11:54 AM EDT | Mesoscale Discussion | SPC | Butler, Clermont, Clinton, Hamilton, Highland, Preble and 1 more | 66 min |
| May 10, 2:04 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 27 more | 86 min |
| May 10, 3:27 PM EDT | Mesoscale Discussion | SPC | Lawrence | 93 min |
| May 10, 3:46 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Clinton, Fayette, Gallia and 8 more | 59 min |
| May 10, 5:56 PM EDT | Mesoscale Discussion | SPC | Lawrence | 94 min |
| May 10, 11:40 PM EDT | Mesoscale Discussion | SPC | Williams | 2 hr |
| May 11, 12:28 AM EDT | Mesoscale Discussion | SPC | Adams, Allen, Ashland, Auglaize, Brown, Butler and 44 more | 2 hr |
| May 11, 10:30 AM EDT | Mesoscale Discussion | SPC | Ashland, Ashtabula, Athens, Belmont, Carroll, Columbiana and 26 more | 2 hr |
| May 11, 2:52 PM EDT | Mesoscale Discussion | SPC | Ashtabula, Belmont, Carroll, Columbiana, Guernsey, Harrison and 5 more | 113 min |
| May 15, 1:19 PM EDT | Mesoscale Discussion | SPC | Ashland, Auglaize, Carroll, Champaign, Columbiana, Coshocton and 24 more | 86 min |
| May 15, 3:20 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Clinton, Fayette, Franklin and 11 more | 85 min |
| May 20, 4:09 PM EDT | Mesoscale Discussion | SPC | Ashland, Brown, Butler, Champaign, Clark, Clermont and 40 more | 96 min |
| May 23, 1:47 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Guernsey, Harrison and 11 more | 88 min |
| May 23, 4:41 PM EDT | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Guernsey, Harrison, Jefferson and 5 more | 94 min |
| May 23, 6:35 PM EDT | Mesoscale Discussion | SPC | Belmont, Carroll, Columbiana, Harrison, Jefferson, Mahoning and 4 more | 115 min |
| May 31, 12:21 AM EDT | Mesoscale Discussion | SPC | Williams | 84 min |
| May 31, 2:01 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Champaign, Clark and 32 more | 59 min |
| May 31, 3:32 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Champaign, Clark and 30 more | 28 min |
| Jun 8, 10:53 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Clermont and 26 more | 2 hr |
| Jun 8, 2:09 PM EDT | Mesoscale Discussion | SPC | Ashland, Brown, Butler, Champaign, Clark, Clermont and 36 more | 2 hr |
| Jun 8, 6:29 PM EDT | Mesoscale Discussion | SPC | Belmont, Columbiana, Harrison, Jefferson, Mahoning, Monroe and 1 more | 91 min |
| Jun 19, 1:51 PM EDT | Mesoscale Discussion | SPC | Gallia, Lawrence | 2 hr |
| Jun 26, 12:20 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Ashland, Auglaize, Brown, Butler and 58 more | 2 hr |
| Jun 26, 4:29 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Ashtabula, Auglaize, Belmont, Butler and 67 more | 91 min |
| Jun 29, 2:56 PM EDT | Mesoscale Discussion | SPC | Champaign, Clark, Darke, Greene, Logan, Miami and 3 more | 94 min |
| Jul 4, 10:28 AM EDT | Mesoscale Discussion | SPC | Ashtabula, Cuyahoga, Defiance, Erie, Fulton, Geauga and 12 more | 2 hr |
| Jul 4, 1:04 PM EDT | Mesoscale Discussion | SPC | Ashland, Ashtabula, Crawford, Cuyahoga, Defiance, Erie and 25 more | 116 min |
| Jul 4, 2:45 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Ashtabula, Auglaize, Columbiana, Crawford and 33 more | 60 min |
| Jul 4, 4:29 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Belmont, Carroll, Champaign and 43 more | 2 hr |
| Jul 4, 6:07 PM EDT | Mesoscale Discussion | SPC | Brown, Butler, Clermont, Clinton, Greene, Hamilton and 3 more | 53 min |
| Jul 4, 7:29 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Belmont, Carroll, Champaign and 51 more | 61 min |
| Jul 5, 6:43 AM EDT | Mesoscale Discussion | SPC | Defiance, Paulding, Williams | 92 min |
| Jul 5, 8:12 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Crawford, Defiance, Fulton, Hancock and 13 more | 93 min |
| Jul 5, 8:20 PM EDT | Mesoscale Discussion | SPC | Butler, Clermont, Darke, Hamilton, Miami, Montgomery and 2 more | 55 min |
| Jul 6, 12:28 AM EDT | Mesoscale Discussion | SPC | Belmont, Coshocton, Guernsey, Licking, Monroe, Morgan and 3 more | 2 hr |
| Jul 6, 1:36 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Henry, Lucas, Williams | 114 min |
| Jul 6, 6:28 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Defiance, Fulton, Hancock and 10 more | 62 min |
| Jul 6, 9:46 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Champaign, Crawford, Darke, Defiance and 21 more | 59 min |
| Jul 7, 12:51 AM EDT | Mesoscale Discussion | SPC | Butler, Clermont, Darke, Hamilton, Miami, Montgomery and 2 more | 114 min |
| Jul 7, 9:30 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Defiance, Fulton, Hancock and 12 more | 60 min |
| Jul 7, 11:14 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Butler, Champaign, Clark and 37 more | 61 min |
| Jul 7, 1:14 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Defiance, Fulton, Henry, Lucas and 6 more | 61 min |
| Jul 7, 2:56 PM EDT | Mesoscale Discussion | SPC | Ashland, Belmont, Carroll, Champaign, Clark, Columbiana and 42 more | 94 min |
| Jul 7, 6:52 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Gallia, Geauga and 15 more | 53 min |
| Jul 7, 9:30 PM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Carroll, Coshocton, Crawford and 36 more | 60 min |
| Jul 7, 10:13 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Champaign, Clark, Darke, Defiance and 13 more | 62 min |
| Jul 8, 12:50 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Champaign, Clark, Darke, Defiance and 18 more | 85 min |
| Jul 8, 12:57 AM EDT | Mesoscale Discussion | SPC | Ashland, Athens, Belmont, Carroll, Columbiana, Coshocton and 49 more | 63 min |
| Jul 8, 2:57 AM EDT | Mesoscale Discussion | SPC | Ashland, Athens, Belmont, Carroll, Champaign, Clark and 44 more | 63 min |
| Jul 8, 6:06 AM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Coshocton, Cuyahoga and 21 more | 114 min |
| Jul 8, 11:05 AM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Defiance, Fulton, Hancock and 9 more | 25 min |
| Jul 8, 1:04 PM EDT | Mesoscale Discussion | SPC | Allen, Crawford, Defiance, Fulton, Hancock, Hardin and 11 more | 56 min |
| Jul 8, 1:25 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Clermont, Clinton, Fairfield and 17 more | 95 min |
| Jul 8, 3:02 PM EDT | Mesoscale Discussion | SPC | Ashland, Ashtabula, Athens, Belmont, Carroll, Columbiana and 36 more | 28 min |
| Jul 8, 3:30 PM EDT | Mesoscale Discussion | SPC | Allen, Crawford, Defiance, Fulton, Hancock, Henry and 9 more | 30 min |
| Jul 8, 4:02 PM EDT | Mesoscale Discussion | SPC | Adams, Auglaize, Brown, Butler, Champaign, Clark and 23 more | 88 min |
| Jul 8, 5:05 PM EDT | Mesoscale Discussion | SPC | Ashland, Athens, Belmont, Carroll, Columbiana, Coshocton and 34 more | 115 min |
| Jul 8, 6:38 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Auglaize, Brown, Butler, Champaign and 32 more | 37 min |
| Jul 8, 8:12 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Gallia, Guernsey, Lawrence, Meigs and 5 more | 93 min |
| Jul 8, 9:37 PM EDT | Mesoscale Discussion | SPC | Adams, Auglaize, Brown, Butler, Champaign, Clark and 24 more | 2 hr |
| Jul 9, 4:12 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Brown, Butler, Champaign, Clark and 14 more | 33 min |
| Jul 9, 7:02 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Butler, Clermont, Clinton, Darke and 12 more | 88 min |
| Jul 10, 12:13 PM EDT | Mesoscale Discussion | SPC | Adams, Brown, Clermont, Hamilton, Highland, Scioto and 1 more | 2 hr |
| Jul 10, 2:23 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Clermont, Clinton, Gallia and 8 more | 97 min |
| Jul 12, 10:53 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Clermont, Clinton and 20 more | 2 hr |
| Jul 12, 11:51 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Butler, Clermont and 26 more | 114 min |
| Jul 12, 3:11 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Gallia, Guernsey and 17 more | 2 hr |
| Jul 14, 3:49 PM EDT | Mesoscale Discussion | SPC | Belmont, Jefferson, Monroe, Washington | 56 min |
| Jul 15, 11:49 AM EDT | Mesoscale Discussion | SPC | Ashtabula, Trumbull | 116 min |
| Jul 18, 1:35 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Coshocton, Delaware and 26 more | 115 min |
| Jul 18, 4:49 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Coshocton, Fairfield, Guernsey and 12 more | 116 min |
| Jul 18, 6:47 PM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Coshocton, Delaware, Fairfield and 16 more | 88 min |
| Jul 20, 1:41 PM EDT | Mesoscale Discussion | SPC | Fulton, Henry, Lucas, Williams, Wood | 64 min |
| Jul 20, 4:37 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Henry, Lucas, Sandusky, Williams and 1 more | 113 min |
| Jul 21, 2:11 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Crawford, Cuyahoga, Erie, Geauga and 24 more | 2 hr |
| Jul 21, 6:03 AM EDT | Mesoscale Discussion | SPC | Butler, Clermont, Clinton, Greene, Hamilton, Montgomery and 2 more | 117 min |
| Jul 21, 7:39 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Carroll, Coshocton, Delaware and 29 more | 96 min |
| Jul 21, 11:27 AM EDT | Mesoscale Discussion | SPC | Butler, Darke, Hamilton, Montgomery, Preble | 2 hr |
| Jul 21, 4:26 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Williams | 94 min |
| Jul 22, 3:16 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Ashtabula, Athens, Auglaize, Belmont and 65 more | 59 min |
| Jul 27, 2:03 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Carroll, Champaign, Clark and 37 more | 87 min |
| Jul 27, 5:40 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Belmont, Carroll, Champaign and 53 more | 2 hr |
| Jul 27, 8:18 PM EDT | Mesoscale Discussion | SPC | Belmont, Guernsey, Harrison, Jefferson, Monroe, Muskingum and 1 more | 117 min |
| Aug 1, 2:45 PM EDT | Mesoscale Discussion | SPC | Fulton, Williams | 60 min |
| Aug 1, 7:34 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Hancock, Henry, Lucas, Paulding and 4 more | 86 min |
| Aug 1, 9:55 PM EDT | Mesoscale Discussion | SPC | Defiance, Paulding, Williams | 95 min |
| Aug 3, 7:15 PM EDT | Mesoscale Discussion | SPC | Defiance, Paulding, Williams | 105 min |
| Aug 4, 6:43 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Gallia, Jackson, Lawrence, Meigs and 5 more | 2 hr |
| Aug 11, 1:52 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Clermont, Clinton and 21 more | 83 min |
| Aug 16, 1:24 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Champaign, Crawford, Cuyahoga and 32 more | 2 hr |
| Aug 16, 6:53 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Belmont, Carroll, Champaign and 47 more | 97 min |
| Aug 22, 11:29 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Brown, Butler, Clark and 28 more | 2 hr |
| Aug 22, 4:47 PM EDT | Mesoscale Discussion | SPC | Brown, Clermont | 88 min |
| Aug 26, 12:27 AM EDT | Mesoscale Discussion | SPC | Ashtabula, Carroll, Columbiana, Cuyahoga, Erie, Geauga and 14 more | 63 min |
| Aug 26, 8:30 AM EDT | Mesoscale Discussion | SPC | Ashland, Ashtabula, Cuyahoga, Erie, Geauga, Hancock and 12 more | 2 hr |
| Aug 26, 11:08 AM EDT | Mesoscale Discussion | SPC | Ashland, Athens, Auglaize, Belmont, Carroll, Champaign and 32 more | 2 hr |
| Aug 26, 2:19 PM EDT | Mesoscale Discussion | SPC | Monroe, Noble | 116 min |
| Aug 26, 3:46 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Belmont, Carroll, Champaign and 37 more | 119 min |
| Aug 26, 6:18 PM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Auglaize, Belmont, Carroll, Columbiana and 35 more | 57 min |
| Aug 26, 7:55 PM EDT | Mesoscale Discussion | SPC | Ashland, Belmont, Carroll, Columbiana, Coshocton, Delaware and 21 more | 65 min |
| Aug 27, 2:15 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Crawford, Defiance, Erie, Fulton and 24 more | 90 min |
| Aug 27, 4:57 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Crawford, Defiance, Erie, Fulton and 17 more | 93 min |
| Aug 27, 6:11 AM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Fairfield, Franklin, Guernsey, Hocking and 6 more | 2 hr |
| Aug 27, 9:47 AM EDT | Mesoscale Discussion | SPC | Athens, Butler, Champaign, Clark, Clermont, Clinton and 21 more | 118 min |
| Aug 27, 12:52 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Fairfield, Fayette, Franklin and 15 more | 113 min |
| Aug 29, 4:31 AM EDT | Mesoscale Discussion | SPC | Williams | 119 min |
| Aug 29, 1:32 PM EDT | Mesoscale Discussion | SPC | Ashland, Ashtabula, Carroll, Champaign, Clark, Columbiana and 33 more | 2 hr |
| Aug 29, 4:51 PM EDT | Mesoscale Discussion | SPC | Carroll, Columbiana, Mahoning, Stark, Tuscarawas | 84 min |
| Sep 1, 2:43 PM EDT | Mesoscale Discussion | SPC | Athens, Brown, Butler, Champaign, Clark, Clermont and 32 more | 2 hr |
| Sep 1, 4:38 PM EDT | Mesoscale Discussion | SPC | Butler, Champaign, Clark, Clermont, Clinton, Coshocton and 23 more | 97 min |
| Sep 15, 12:46 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Champaign, Clark, Darke, Defiance and 24 more | 89 min |
| Sep 24, 6:37 PM EDT | Mesoscale Discussion | SPC | Defiance, Williams | 83 min |
| Sep 24, 8:42 PM EDT | Mesoscale Discussion | SPC | Defiance, Williams | 63 min |
| Sep 26, 6:45 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Brown, Butler, Champaign, Clark and 34 more | 2 hr |
| Sep 26, 8:56 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Butler, Champaign, Clark, Clinton and 17 more | 94 min |
| Sep 27, 12:06 AM EDT | Mesoscale Discussion | SPC | Allen, Ashland, Athens, Auglaize, Belmont, Brown and 62 more | 84 min |
| Sep 27, 3:37 AM EDT | Mesoscale Discussion | SPC | Adams, Ashtabula, Athens, Belmont, Brown, Carroll and 37 more | 113 min |
| Sep 27, 5:15 AM EDT | Mesoscale Discussion | SPC | Adams, Athens, Belmont, Carroll, Columbiana, Coshocton and 20 more | 60 min |
| Oct 14, 10:45 AM EDT | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Columbiana, Gallia, Guernsey and 15 more | 90 min |
| Oct 14, 1:49 PM EDT | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Brown, Champaign, Clark and 36 more | 86 min |
| Nov 12, 12:45 PM EST | Mesoscale Discussion | SPC | Allen, Crawford, Cuyahoga, Defiance, Erie, Fulton and 17 more | 3 hr |
| Nov 12, 2:36 PM EST | Mesoscale Discussion | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 26 more | 2 hr |
| Nov 12, 3:26 PM EST | Mesoscale Discussion | SPC | Allen, Auglaize, Darke, Defiance, Fulton, Hancock and 17 more | 2 hr |
| Nov 12, 6:13 PM EST | Mesoscale Discussion | SPC | Allen, Ashland, Athens, Auglaize, Brown, Butler and 71 more | 2 hr |
| Dec 5, 12:20 PM EST | Mesoscale Discussion | SPC | Ashland, Belmont, Carroll, Columbiana, Coshocton, Crawford and 30 more | 6 hr |
| Dec 13, 9:44 PM EST | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Auglaize, Brown, Butler and 45 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Perry County60
- Fairfield County59
- Hocking County59
- Muskingum County59
- Noble County57
- Ross County57
- Darke County56
- Coshocton County55
- Delaware County55
- Franklin County55
- Guernsey County55
- Licking County55
- Monroe County55
- Morgan County55
- Vinton County55
- Marion County54
- Champaign County54
- Fayette County54
- Greene County54
- Pickaway County54
- Highland County54
- Clinton County54
- Clermont County54
- Athens County52
- Belmont County52
- Montgomery County52
- Clark County51
- Logan County51
- Madison County51
- Brown County51
- Pike County51
- Warren County51
- Holmes County50
- Morrow County50
- Tuscarawas County50
- Hardin County50
- Miami County50
- Shelby County50
- Union County50
- Hamilton County50
48 more counties
- Knox County49
- Wayne County49
- Preble County49
- Hancock County48
- Washington County48
- Butler County48
- Carroll County47
- Richland County47
- Allen County47
- Auglaize County47
- Ashland County46
- Crawford County46
- Harrison County46
- Van Wert County46
- Putnam County45
- Wyandot County45
- Scioto County45
- Jefferson County45
- Williams County45
- Adams County44
- Stark County43
- Paulding County43
- Meigs County43
- Columbiana County42
- Jackson County42
- Defiance County42
- Seneca County42
- Lawrence County41
- Henry County41
- Mahoning County40
- Medina County40
- Gallia County39
- Sandusky County39
- Wood County39
- Huron County39
- Mercer County38
- Summit County37
- Fulton County37
- Trumbull County36
- Portage County34
- Lucas County34
- Erie County32
- Ottawa County31
- Lorain County28
- Geauga County27
- Cuyahoga County27
- Lake County17
- Ashtabula County14
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.