Alert archive / Ohio / Mesoscale Discussions

Mesoscale Discussions in Ohio, 2020

84 mesoscale discussions 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 mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in 2020. Tap one for its archive.

Mesoscale Discussions
84
Busiest month
June19 mesoscale discussions
Busiest day
April 8, 20206 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.

IssuedProductOfficeCountiesLasted
Jan 11, 9:20 AM ESTMesoscale DiscussionSPCButler, Hamilton55 min
Jan 11, 12:35 PM ESTMesoscale DiscussionSPCAdams, Brown, Clermont, Highland, Scioto85 min
Jan 18, 1:01 AM ESTMesoscale DiscussionSPCAllen, Auglaize, Champaign, Clark, Darke, Hardin and 7 more4 hr
Feb 5, 6:07 PM ESTMesoscale DiscussionSPCFulton, Williams2 hr
Feb 6, 7:48 PM ESTMesoscale DiscussionSPCAshtabula, Trumbull4 hr
Mar 3, 1:22 PM ESTMesoscale DiscussionSPCAthens, Belmont, Gallia, Meigs, Monroe, Noble and 1 more113 min
Mar 14, 12:01 PM EDTMesoscale DiscussionSPCAuglaize, Champaign, Clark, Darke, Greene, Logan and 7 more119 min
Mar 20, 3:22 AM EDTMesoscale DiscussionSPCButler, Clark, Clermont, Clinton, Greene, Hamilton and 3 more83 min
Mar 20, 12:40 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Coshocton, Fairfield, Franklin and 20 more2 hr
Mar 28, 10:32 AM EDTMesoscale DiscussionSPCAshland, Carroll, Columbiana, Crawford, Cuyahoga, Erie and 19 more88 min
Mar 28, 4:03 PM EDTMesoscale DiscussionSPCAllen, Ashland, Auglaize, Belmont, Carroll, Champaign and 34 more87 min
Mar 28, 7:44 PM EDTMesoscale DiscussionSPCButler, Champaign, Clark, Clinton, Darke, Delaware and 20 more61 min
Mar 28, 10:23 PM EDTMesoscale DiscussionSPCAuglaize, Butler, Champaign, Clark, Darke, Greene and 8 more97 min
Mar 28, 11:34 PM EDTMesoscale DiscussionSPCBrown, Clermont, Hamilton86 min
Apr 7, 12:03 AM EDTMesoscale DiscussionSPCAllen, Auglaize, Defiance, Fulton, Hancock, Hardin and 7 more2 hr
Apr 7, 4:57 PM EDTMesoscale DiscussionSPCAthens, Belmont, Guernsey, Hocking, Monroe, Morgan and 4 more63 min
Apr 7, 6:59 PM EDTMesoscale DiscussionSPCDefiance, Fulton, Lucas, Williams91 min
Apr 7, 10:04 PM EDTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Carroll, Columbiana and 42 more86 min
Apr 8, 1:52 AM EDTMesoscale DiscussionSPCBelmont, Guernsey, Harrison, Monroe, Noble, Washington83 min
Apr 8, 3:16 AM EDTMesoscale DiscussionSPCAthens, Clark, Clinton, Fairfield, Fayette, Gallia and 15 more89 min
Apr 8, 5:30 AM EDTMesoscale DiscussionSPCFayette, Gallia, Highland, Jackson, Meigs, Pike and 2 more30 min
Apr 8, 12:39 PM EDTMesoscale DiscussionSPCAdams, Brown, Clermont, Gallia, Lawrence, Scioto96 min
Apr 8, 6:52 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Clark, Clermont, Clinton and 13 more2 hr
Apr 8, 8:46 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Clark, Clermont, Clinton and 9 more119 min
Apr 8, 10:14 PM EDTMesoscale DiscussionSPCAthens, Gallia, Hocking, Jackson, Lawrence, Meigs and 1 more3 hr
May 3, 6:35 PM EDTMesoscale DiscussionSPCAdams, Gallia, Jackson, Lawrence, Meigs, Scioto55 min
May 10, 12:20 PM EDTMesoscale DiscussionSPCAdams, Allen, Ashland, Auglaize, Brown, Butler and 60 more2 hr
May 10, 4:16 PM EDTMesoscale DiscussionSPCAdams, Ashland, Athens, Brown, Carroll, Coshocton and 34 more119 min
May 10, 6:36 PM EDTMesoscale DiscussionSPCAdams, Ashland, Athens, Belmont, Brown, Carroll and 46 more24 min
May 14, 4:29 PM EDTMesoscale DiscussionSPCAllen, Ashland, Auglaize, Champaign, Clark, Coshocton and 35 more2 hr
May 15, 1:52 PM EDTMesoscale DiscussionSPCAshland, Columbiana, Crawford, Geauga, Mahoning, Medina and 6 more83 min
May 18, 1:46 PM EDTMesoscale DiscussionSPCAdams, Brown, Champaign, Clark, Clermont, Clinton and 17 more119 min
May 18, 4:32 PM EDTMesoscale DiscussionSPCAdams, Brown, Champaign, Clark, Clermont, Clinton and 12 more88 min
May 18, 7:20 PM EDTMesoscale DiscussionSPCAdams, Brown, Scioto115 min
May 23, 4:14 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Clermont, Clinton, Hamilton and 4 more61 min
May 29, 10:47 AM EDTMesoscale DiscussionSPCAshland, Belmont, Carroll, Columbiana, Coshocton, Geauga and 17 more118 min
Jun 3, 5:12 AM EDTMesoscale DiscussionSPCAshtabula, Geauga, Lake2 hr
Jun 3, 3:10 PM EDTMesoscale DiscussionSPCBelmont, Guernsey, Harrison, Jefferson, Monroe, Morgan and 3 more2 hr
Jun 3, 6:24 PM EDTMesoscale DiscussionSPCAdams, Athens, Brown, Butler, Clermont, Clinton and 17 more3 hr
Jun 4, 11:11 AM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Champaign, Clark, Clermont and 29 more2 hr
Jun 4, 12:45 PM EDTMesoscale DiscussionSPCAshland, Athens, Belmont, Carroll, Columbiana, Coshocton and 29 more90 min
Jun 4, 2:14 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 6 more61 min
Jun 4, 4:00 PM EDTMesoscale DiscussionSPCAthens, Belmont, Carroll, Columbiana, Guernsey, Harrison and 5 more90 min
Jun 6, 6:07 PM EDTMesoscale DiscussionSPCGallia, Lawrence, Scioto113 min
Jun 10, 11:22 AM EDTMesoscale DiscussionSPCDefiance, Fulton, Henry, Mercer, Paulding, Putnam and 2 more83 min
Jun 10, 1:58 PM EDTMesoscale DiscussionSPCAdams, Allen, Ashland, Auglaize, Brown, Butler and 48 more92 min
Jun 10, 5:02 PM EDTMesoscale DiscussionSPCAllen, Ashland, Auglaize, Butler, Champaign, Clark and 34 more88 min
Jun 10, 6:35 PM EDTMesoscale DiscussionSPCAshland, Ashtabula, Athens, Belmont, Carroll, Columbiana and 32 more85 min
Jun 10, 7:45 PM EDTMesoscale DiscussionSPCGallia, Lawrence90 min
Jun 21, 1:00 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Clermont, Clinton, Greene and 5 more2 hr
Jun 26, 7:39 PM EDTMesoscale DiscussionSPCFulton, Williams66 min
Jun 26, 10:40 PM EDTMesoscale DiscussionSPCAllen, Ashland, Auglaize, Champaign, Clark, Coshocton and 47 more95 min
Jun 27, 12:35 AM EDTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Champaign, Crawford and 30 more115 min
Jun 27, 2:48 AM EDTMesoscale DiscussionSPCAshland, Ashtabula, Crawford, Cuyahoga, Delaware, Geauga and 18 more57 min
Jun 27, 8:48 AM EDTMesoscale DiscussionSPCPreble87 min
Jul 10, 12:33 PM EDTMesoscale DiscussionSPCAdams, Allen, Ashland, Athens, Auglaize, Brown and 60 more87 min
Jul 10, 4:11 PM EDTMesoscale DiscussionSPCAdams, Ashland, Ashtabula, Athens, Belmont, Carroll and 44 more94 min
Jul 16, 12:18 PM EDTMesoscale DiscussionSPCAshland, Ashtabula, Belmont, Carroll, Columbiana, Coshocton and 25 more117 min
Jul 16, 3:51 PM EDTMesoscale DiscussionSPCAshtabula, Belmont, Carroll, Columbiana, Coshocton, Geauga and 14 more84 min
Jul 19, 3:10 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Defiance, Henry, Mercer, Paulding and 4 more2 hr
Jul 19, 3:36 PM EDTMesoscale DiscussionSPCAshland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 21 more114 min
Jul 19, 6:54 PM EDTMesoscale DiscussionSPCCarroll, Columbiana, Geauga, Harrison, Jefferson, Mahoning and 6 more66 min
Jul 21, 3:36 PM EDTMesoscale DiscussionSPCAuglaize, Darke, Mercer, Van Wert54 min
Jul 22, 5:46 PM EDTMesoscale DiscussionSPCMeigs89 min
Jul 27, 1:14 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Butler, Champaign, Clark, Clinton and 25 more91 min
Jul 29, 1:36 PM EDTMesoscale DiscussionSPCAshtabula, Cuyahoga, Geauga, Lake, Lorain, Mahoning and 3 more84 min
Aug 1, 2:19 PM EDTMesoscale DiscussionSPCAdams, Ashland, Athens, Belmont, Brown, Butler and 52 more56 min
Aug 10, 3:28 PM EDTMesoscale DiscussionSPCWilliams92 min
Aug 10, 6:17 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Brown, Butler, Champaign, Clark and 34 more118 min
Aug 10, 8:29 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Butler, Champaign, Clark, Clermont and 21 more91 min
Aug 25, 12:02 PM EDTMesoscale DiscussionSPCColumbiana, Jefferson, Mahoning, Portage, Trumbull118 min
Aug 25, 4:35 PM EDTMesoscale DiscussionSPCAthens, Belmont, Fairfield, Gallia, Hocking, Jackson and 8 more85 min
Aug 25, 7:07 PM EDTMesoscale DiscussionSPCGallia, Jackson, Lawrence, Meigs, Scioto113 min
Aug 26, 2:04 PM EDTMesoscale DiscussionSPCAthens, Belmont, Coshocton, Fairfield, Franklin, Gallia and 22 more116 min
Aug 27, 4:34 PM EDTMesoscale DiscussionSPCColumbiana, Mahoning86 min
Aug 28, 1:32 PM EDTMesoscale DiscussionSPCAllen, Ashland, Auglaize, Belmont, Carroll, Champaign and 54 more88 min
Sep 7, 4:59 PM EDTMesoscale DiscussionSPCChampaign, Clark, Coshocton, Darke, Delaware, Franklin and 9 more2 hr
Oct 23, 1:21 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Champaign, Crawford, Darke, Defiance and 22 more114 min
Oct 23, 2:30 PM EDTMesoscale DiscussionSPCAdams, Brown, Clermont, Hamilton3 hr
Oct 23, 5:38 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Champaign, Clark, Clermont and 31 more2 hr
Nov 15, 9:58 AM ESTMesoscale DiscussionSPCAllen, Ashland, Auglaize, Crawford, Cuyahoga, Defiance and 22 more92 min
Nov 15, 11:33 AM ESTMesoscale DiscussionSPCAshland, Ashtabula, Carroll, Champaign, Columbiana, Crawford and 24 more57 min
Nov 15, 12:27 PM ESTMesoscale DiscussionSPCAshtabula, Cuyahoga, Geauga, Lake, Medina, Summit93 min
Dec 24, 2:28 PM ESTMesoscale DiscussionSPCAthens, Belmont, Gallia, Guernsey, Harrison, Jackson and 6 more5 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

48 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 8, 20206mesoscale discussions
  2. June 10, 20205mesoscale discussions
  3. June 4, 20204mesoscale discussions
  4. June 27, 20204mesoscale discussions
  5. March 28, 20203mesoscale discussions
  6. April 7, 20203mesoscale discussions
  7. May 10, 20203mesoscale discussions
  8. May 18, 20203mesoscale discussions
  9. June 3, 20203mesoscale discussions
  10. July 19, 20203mesoscale discussions
  11. August 25, 20203mesoscale discussions
  12. October 23, 20203mesoscale discussions

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.