Alert archive / Ohio / Severe Thunderstorm Watches
Severe Thunderstorm Watches in Ohio, 2012
40 severe thunderstorm watches 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 severe thunderstorm watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Severe Thunderstorm Watches
- 40
- Busiest month
- July19 severe thunderstorm watches
- Busiest day
- July 1, 20124 severe thunderstorm watches
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 23, 2:14 AM EST | Severe Thunderstorm Watch | SPC | Adams, Brown, Butler, Clermont, Clinton, Fayette and 6 more | 5 hr |
| Mar 15, 5:28 PM EDT | Severe Thunderstorm Watch | SPC | Auglaize, Brown, Butler, Champaign, Clark, Clermont and 13 more | 3 hr |
| Mar 28, 2:06 PM EDT | Severe Thunderstorm Watch | SPC | Gallia, Lawrence | 7 hr |
| Mar 30, 3:24 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Ashland, Auglaize, Butler, Champaign, Clark and 39 more | 7 hr |
| Mar 30, 7:47 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Athens, Belmont, Brown, Carroll, Clermont and 22 more | 4 hr |
| Apr 1, 10:03 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Butler, Clermont, Clinton, Hamilton and 3 more | 4 hr |
| Apr 30, 6:04 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allen, Ashland, Ashtabula, Athens, Auglaize and 64 more | 7 hr |
| May 27, 1:33 PM EDT | Severe Thunderstorm Watch | SPC | Ashtabula, Carroll, Columbiana, Cuyahoga, Geauga, Harrison and 8 more | 5 hr |
| May 29, 10:27 AM EDT | Severe Thunderstorm Watch | SPC | Ashtabula, Belmont, Carroll, Columbiana, Coshocton, Guernsey and 10 more | 5 hr |
| Jun 29, 11:49 AM EDT | Severe Thunderstorm Watch | SPC | Allen, Paulding, Putnam, Van Wert | 6 hr |
| Jun 29, 3:02 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Ashland, Athens, Auglaize, Belmont, Brown and 57 more | 5 hr |
| Jul 1, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Auglaize, Champaign, Clark, Darke, Defiance and 11 more | 6 hr |
| Jul 1, 4:32 PM EDT | Severe Thunderstorm Watch | SPC | Athens, Belmont, Carroll, Clinton, Columbiana, Coshocton and 28 more | 6 hr |
| Jul 1, 5:40 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Crawford, Cuyahoga, Erie, Geauga, Hancock and 19 more | 4 hr |
| Jul 1, 5:59 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Butler, Clermont, Hamilton, Scioto | 5 hr |
| Jul 4, 4:26 PM EDT | Severe Thunderstorm Watch | SPC | Belmont, Guernsey, Monroe, Noble, Washington | 6 hr |
| Jul 4, 10:19 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Athens, Auglaize, Belmont, Brown, Butler and 46 more | 4 hr |
| Jul 5, 6:16 AM EDT | Severe Thunderstorm Watch | SPC | Ashland, Ashtabula, Carroll, Columbiana, Coshocton, Crawford and 21 more | 3 hr |
| Jul 5, 11:37 AM EDT | Severe Thunderstorm Watch | SPC | Lawrence | 7 hr |
| Jul 7, 2:16 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Belmont, Carroll, Columbiana, Coshocton, Guernsey and 13 more | 5 hr |
| Jul 7, 6:59 PM EDT | Severe Thunderstorm Watch | SPC | Belmont, Carroll, Columbiana, Harrison, Jefferson, Tuscarawas | 3 hr |
| Jul 8, 1:44 PM EDT | Severe Thunderstorm Watch | SPC | Gallia, Lawrence | 8 hr |
| Jul 8, 2:48 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Clermont, Hamilton, Scioto | 6 hr |
| Jul 18, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Ashland, Athens, Auglaize, Belmont, Butler and 62 more | 8 hr |
| Jul 19, 4:11 PM EDT | Severe Thunderstorm Watch | SPC | Butler, Darke, Hamilton, Preble | 7 hr |
| Jul 24, 10:35 AM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Butler, Clark, Clermont, Clinton and 12 more | 3 hr |
| Jul 24, 12:33 PM EDT | Severe Thunderstorm Watch | SPC | Gallia, Jackson, Lawrence | 6 hr |
| Jul 26, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allen, Ashland, Ashtabula, Athens, Auglaize and 77 more | 9 hr |
| Jul 27, 2:43 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allen, Ashland, Auglaize, Brown, Butler and 57 more | 8 hr |
| Jul 27, 7:11 PM EDT | Severe Thunderstorm Watch | SPC | Gallia, Jackson, Lawrence | 4 hr |
| Aug 4, 5:35 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 5 hr |
| Aug 4, 7:50 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Auglaize, Champaign, Crawford, Darke, Delaware and 20 more | 5 hr |
| Aug 5, 5:29 AM EDT | Severe Thunderstorm Watch | SPC | Auglaize, Butler, Champaign, Clark, Clinton, Darke and 9 more | 3 hr |
| Aug 9, 4:41 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Athens, Belmont, Brown, Carroll, Clermont and 24 more | 5 hr |
| Aug 9, 11:02 PM EDT | Severe Thunderstorm Watch | SPC | Auglaize, Butler, Clermont, Darke, Hamilton, Mercer and 5 more | 76 min |
| Sep 5, 2:43 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Butler, Clermont, Clinton, Hamilton and 4 more | 5 hr |
| Sep 7, 11:36 AM EDT | Severe Thunderstorm Watch | SPC | Allen, Auglaize, Butler, Champaign, Clark, Crawford and 27 more | 6 hr |
| Sep 7, 3:22 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Ashtabula, Carroll, Columbiana, Coshocton, Crawford and 18 more | 4 hr |
| Sep 7, 4:41 PM EDT | Severe Thunderstorm Watch | SPC | Brown, Butler, Clark, Clermont, Clinton, Fairfield and 13 more | 6 hr |
| Sep 7, 9:10 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 23 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Butler County19
- Clermont County17
- Hamilton County17
- Warren County17
- Preble County17
- Brown County16
- Clinton County16
- Darke County16
- Highland County15
- Miami County15
- Montgomery County15
- Adams County14
- Clark County14
- Greene County14
- Shelby County14
- Fayette County13
- Pike County13
- Ross County13
- Scioto County13
- Auglaize County13
- Champaign County13
- Logan County13
- Mercer County13
- Carroll County13
- Columbiana County13
- Tuscarawas County13
- Hardin County12
- Union County12
- Gallia County11
- Lawrence County11
- Ashland County11
- Crawford County11
- Delaware County11
- Fairfield County11
- Franklin County11
- Knox County11
- Licking County11
- Madison County11
- Morrow County11
- Pickaway County11
48 more counties
- Richland County11
- Belmont County11
- Coshocton County11
- Harrison County11
- Hocking County11
- Jefferson County11
- Guernsey County10
- Jackson County10
- Stark County10
- Allen County9
- Hancock County9
- Huron County9
- Marion County9
- Putnam County9
- Seneca County9
- Wyandot County9
- Monroe County9
- Noble County9
- Washington County9
- Holmes County9
- Portage County9
- Summit County9
- Wayne County9
- Erie County8
- Lorain County8
- Sandusky County8
- Van Wert County8
- Athens County8
- Meigs County8
- Morgan County8
- Muskingum County8
- Perry County8
- Vinton County8
- Mahoning County8
- Medina County8
- Trumbull County8
- Ottawa County7
- Paulding County7
- Wood County7
- Cuyahoga County7
- Geauga County7
- Lake County7
- Ashtabula County6
- Defiance County5
- Henry County5
- Lucas County5
- Fulton County2
- Williams County2
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.