Alert archive / Ohio / Mesoscale Discussions

Mesoscale Discussions in Ohio, 2018

80 mesoscale discussions in 2018. 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 2018. Tap one for its archive.

Mesoscale Discussions
80
Busiest month
May22 mesoscale discussions
Busiest day
October 2, 20186 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 7, 7:16 PM ESTMesoscale DiscussionSPCDarke, Defiance, Mercer, Paulding, Preble, Van Wert and 1 more6 hr
Jan 8, 1:00 AM ESTMesoscale DiscussionSPCAdams, Allen, Ashland, Athens, Auglaize, Brown and 70 more6 hr
Jan 12, 3:04 AM ESTMesoscale DiscussionSPCAllen, Auglaize, Darke, Defiance, Fulton, Hancock and 10 more6 hr
Jan 12, 8:51 AM ESTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Brown, Butler and 40 more5 hr
Jan 12, 2:58 PM ESTMesoscale DiscussionSPCAshland, Ashtabula, Butler, Champaign, Clark, Clermont and 40 more4 hr
Jan 12, 7:04 PM ESTMesoscale DiscussionSPCAthens, Belmont, Carroll, Columbiana, Coshocton, Gallia and 15 more6 hr
Feb 6, 10:42 PM ESTMesoscale DiscussionSPCAdams, Athens, Brown, Butler, Clermont, Clinton and 16 more5 hr
Feb 7, 5:28 AM ESTMesoscale DiscussionSPCAshtabula, Carroll, Columbiana, Cuyahoga, Geauga, Lake and 7 more5 hr
Feb 15, 6:51 PM ESTMesoscale DiscussionSPCButler, Clark, Darke, Greene, Miami, Montgomery and 3 more2 hr
Feb 24, 10:59 PM ESTMesoscale DiscussionSPCAdams, Brown, Lawrence, Pike, Scioto91 min
Mar 1, 12:32 PM ESTMesoscale DiscussionSPCDefiance, Erie, Fulton, Henry, Lucas, Ottawa and 4 more6 hr
Mar 1, 8:43 PM ESTMesoscale DiscussionSPCAshtabula, Geauga, Lake6 hr
Mar 17, 4:59 AM EDTMesoscale DiscussionSPCAthens, Auglaize, Champaign, Clark, Clinton, Darke and 20 more4 hr
Mar 20, 6:22 AM EDTMesoscale DiscussionSPCBrown, Clermont, Clinton, Fairfield, Fayette, Franklin and 11 more5 hr
Apr 3, 12:41 PM EDTMesoscale DiscussionSPCButler, Champaign, Clark, Clermont, Clinton, Darke and 16 more3 hr
Apr 3, 4:18 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Champaign, Clark, Clermont and 27 more117 min
Apr 3, 6:38 PM EDTMesoscale DiscussionSPCAthens, Belmont, Columbiana, Gallia, Guernsey, Harrison and 10 more2 hr
Apr 3, 9:16 PM EDTMesoscale DiscussionSPCLawrence89 min
May 4, 1:04 PM EDTMesoscale DiscussionSPCAshland, Ashtabula, Carroll, Columbiana, Crawford, Cuyahoga and 13 more86 min
May 4, 4:20 PM EDTMesoscale DiscussionSPCAshtabula, Belmont, Carroll, Columbiana, Harrison, Jefferson and 3 more55 min
May 4, 4:30 PM EDTMesoscale DiscussionSPCAdams, Athens, Brown, Butler, Clark, Clermont and 21 more2 hr
May 12, 1:51 PM EDTMesoscale DiscussionSPCAthens, Belmont, Carroll, Columbiana, Coshocton, Guernsey and 15 more2 hr
May 12, 4:20 PM EDTMesoscale DiscussionSPCButler, Champaign, Clark, Clinton, Darke, Fairfield and 12 more115 min
May 12, 5:05 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 7 more115 min
May 13, 1:56 PM EDTMesoscale DiscussionSPCMonroe2 hr
May 13, 7:00 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Guernsey, Harrison, Jefferson, Monroe and 4 more60 min
May 14, 11:56 AM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Harrison, Jefferson, Monroe64 min
May 14, 3:26 PM EDTMesoscale DiscussionSPCBelmont, Monroe, Morgan, Noble, Washington2 hr
May 20, 6:40 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Clermont, Clinton, Hamilton and 4 more3 hr
May 21, 3:30 PM EDTMesoscale DiscussionSPCAthens, Gallia, Lawrence, Meigs, Washington60 min
May 21, 4:15 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Butler, Champaign, Clark, Clermont and 16 more60 min
May 21, 8:03 PM EDTMesoscale DiscussionSPCAshland, Butler, Champaign, Clark, Crawford, Delaware and 14 more117 min
May 21, 10:23 PM EDTMesoscale DiscussionSPCClinton, Coshocton, Fairfield, Fayette, Franklin, Highland and 5 more97 min
May 22, 12:57 PM EDTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Brown, Butler and 63 more3 hr
May 22, 3:48 PM EDTMesoscale DiscussionSPCAdams, Ashland, Athens, Auglaize, Belmont, Brown and 57 more117 min
May 22, 6:36 PM EDTMesoscale DiscussionSPCBelmont, Brown, Butler, Carroll, Champaign, Clark and 31 more114 min
May 30, 4:35 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Champaign, Clark, Clinton, Crawford and 32 more115 min
May 31, 2:05 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Clark, Clermont, Clinton and 6 more85 min
May 31, 3:00 PM EDTMesoscale DiscussionSPCDefiance, Mercer, Paulding, Van Wert, Williams90 min
May 31, 4:44 PM EDTMesoscale DiscussionSPCAdams, Allen, Auglaize, Brown, Champaign, Clark and 15 more91 min
Jun 5, 3:05 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Harrison, Jefferson, Mahoning and 4 more2 hr
Jun 13, 4:14 PM EDTMesoscale DiscussionSPCButler, Champaign, Clark, Clinton, Coshocton, Darke and 22 more2 hr
Jun 13, 6:10 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Guernsey, Harrison, Jefferson and 2 more95 min
Jun 13, 8:43 PM EDTMesoscale DiscussionSPCBelmont, Harrison, Jefferson62 min
Jun 16, 4:52 PM EDTMesoscale DiscussionSPCButler, Champaign, Clark, Clinton, Coshocton, Delaware and 23 more53 min
Jun 19, 1:37 PM EDTMesoscale DiscussionSPCButler, Clark, Clinton, Darke, Fayette, Greene and 5 more113 min
Jun 26, 1:18 PM EDTMesoscale DiscussionSPCAdams, Auglaize, Brown, Butler, Champaign, Clark and 23 more87 min
Jul 16, 1:32 PM EDTMesoscale DiscussionSPCDefiance, Fulton, Henry, Lucas, Paulding, Williams2 hr
Jul 20, 1:19 PM EDTMesoscale DiscussionSPCButler, Hamilton56 min
Jul 20, 3:43 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Clermont, Clinton, Hamilton and 3 more62 min
Jul 20, 3:59 PM EDTMesoscale DiscussionSPCDarke, Defiance, Mercer, Paulding, Van Wert61 min
Jul 20, 6:37 PM EDTMesoscale DiscussionSPCBrown, Butler, Clermont, Clinton, Fayette, Greene and 5 more53 min
Jul 20, 7:24 PM EDTMesoscale DiscussionSPCLawrence96 min
Jul 26, 1:21 PM EDTMesoscale DiscussionSPCAllen, Ashland, Auglaize, Champaign, Crawford, Cuyahoga and 29 more114 min
Jul 26, 4:30 PM EDTMesoscale DiscussionSPCAllen, Ashland, Ashtabula, Auglaize, Crawford, Cuyahoga and 28 more2 hr
Jul 31, 4:01 PM EDTMesoscale DiscussionSPCAdams, Brown, Butler, Champaign, Clark, Clermont and 11 more2 hr
Jul 31, 10:37 PM EDTMesoscale DiscussionSPCCrawford, Seneca, Wyandot53 min
Aug 6, 1:26 PM EDTMesoscale DiscussionSPCDefiance, Fulton, Henry, Lucas, Ottawa, Paulding and 2 more3 hr
Aug 6, 3:12 PM EDTMesoscale DiscussionSPCAshtabula, Cuyahoga, Erie, Geauga, Lake, Lorain3 hr
Aug 6, 4:44 PM EDTMesoscale DiscussionSPCAllen, Crawford, Defiance, Erie, Fulton, Hancock and 13 more61 min
Aug 10, 5:48 PM EDTMesoscale DiscussionSPCAuglaize, Butler, Clark, Clinton, Darke, Greene and 7 more117 min
Aug 29, 2:55 PM EDTMesoscale DiscussionSPCAshland, Ashtabula, Belmont, Carroll, Columbiana, Coshocton and 28 more3 hr
Sep 9, 1:34 PM EDTMesoscale DiscussionSPCLawrence86 min
Sep 20, 4:16 PM EDTMesoscale DiscussionSPCDefiance, Fulton, Williams89 min
Sep 21, 3:37 PM EDTMesoscale DiscussionSPCAshland, Ashtabula, Carroll, Columbiana, Coshocton, Cuyahoga and 19 more83 min
Sep 21, 6:08 PM EDTMesoscale DiscussionSPCAdams, Brown, Scioto97 min
Sep 21, 7:04 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more116 min
Sep 25, 6:21 PM EDTMesoscale DiscussionSPCAllen, Auglaize, Darke, Defiance, Fulton, Henry and 7 more114 min
Oct 2, 2:26 PM EDTMesoscale DiscussionSPCBelmont, Carroll, Columbiana, Harrison, Jefferson, Mahoning and 5 more2 hr
Oct 2, 2:55 PM EDTMesoscale DiscussionSPCAshland, Auglaize, Champaign, Clark, Clinton, Coshocton and 33 more2 hr
Oct 2, 4:43 PM EDTMesoscale DiscussionSPCAshtabula, Columbiana, Jefferson, Mahoning, Trumbull2 hr
Oct 2, 4:49 PM EDTMesoscale DiscussionSPCAshland, Athens, Belmont, Carroll, Champaign, Clark and 51 more116 min
Oct 2, 7:24 PM EDTMesoscale DiscussionSPCColumbiana, Jefferson, Mahoning, Trumbull81 min
Oct 2, 7:34 PM EDTMesoscale DiscussionSPCAthens, Belmont, Carroll, Coshocton, Fairfield, Franklin and 14 more86 min
Oct 6, 5:35 PM EDTMesoscale DiscussionSPCDefiance, Fulton, Henry, Lucas, Paulding, Putnam and 3 more85 min
Oct 28, 3:49 PM EDTMesoscale DiscussionSPCAuglaize, Champaign, Clark, Clinton, Delaware, Fairfield and 13 more116 min
Nov 14, 7:03 PM ESTMesoscale DiscussionSPCAdams, Brown, Butler, Clermont, Clinton, Fayette and 6 more6 hr
Nov 15, 1:11 AM ESTMesoscale DiscussionSPCAllen, Auglaize, Butler, Champaign, Clark, Clermont and 25 more6 hr
Nov 15, 3:18 AM ESTMesoscale DiscussionSPCAdams, Athens, Belmont, Brown, Carroll, Clark and 34 more6 hr
Dec 2, 4:28 PM ESTMesoscale DiscussionSPCAshland, Ashtabula, Crawford, Cuyahoga, Delaware, Erie and 20 more92 min

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. October 2, 20186mesoscale discussions
  2. May 22, 20185mesoscale discussions
  3. July 20, 20185mesoscale discussions
  4. January 12, 20183mesoscale discussions
  5. April 3, 20183mesoscale discussions
  6. May 4, 20183mesoscale discussions
  7. May 12, 20183mesoscale discussions
  8. May 31, 20183mesoscale discussions
  9. August 6, 20183mesoscale discussions
  10. September 21, 20183mesoscale discussions
  11. November 15, 20183mesoscale discussions
  12. January 8, 20182mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20172019

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.