Alert archive / Ohio / Tornado Watches
Tornado Watches in Ohio, 2011
18 tornado watches in 2011. 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 tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Tornado Watches
- 18
- Busiest month
- April7 tornado watches
- Busiest day
- February 28, 20112 tornado 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 |
|---|---|---|---|---|
| Feb 28, 1:40 AM EST | Tornado Watch | SPC | Adams, Ashland, Athens, Auglaize, Brown, Butler and 48 more | 6 hr |
| Feb 28, 5:47 AM EST | Tornado Watch | SPC | Athens, Belmont, Carroll, Columbiana, Coshocton, Gallia and 14 more | 5 hr |
| Mar 23, 1:13 PM EDT | Tornado Watch | SPC | Adams, Ashland, Athens, Auglaize, Belmont, Brown and 56 more | 7 hr |
| Apr 11, 12:47 PM EDT | Tornado Watch | SPC | Athens, Gallia, Lawrence, Meigs, Washington | 6 hr |
| Apr 19, 10:13 PM EDT | Tornado Watch | SPC | Adams, Auglaize, Brown, Butler, Champaign, Clark and 26 more | 6 hr |
| Apr 20, 1:59 AM EDT | Tornado Watch | SPC | Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more | 5 hr |
| Apr 23, 2:04 AM EDT | Tornado Watch | SPC | Brown, Clermont, Hamilton | 4 hr |
| Apr 26, 3:02 PM EDT | Tornado Watch | SPC | Allen, Defiance, Fulton, Hancock, Henry, Lucas and 5 more | 7 hr |
| Apr 27, 5:44 PM EDT | Tornado Watch | SPC | Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more | 7 hr |
| Apr 27, 7:22 PM EDT | Tornado Watch | SPC | Adams, Allen, Auglaize, Brown, Butler, Champaign and 36 more | 8 hr |
| May 25, 1:55 PM EDT | Tornado Watch | SPC | Adams, Allen, Ashland, Ashtabula, Auglaize, Brown and 62 more | 8 hr |
| May 25, 9:33 PM EDT | Tornado Watch | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 19 more | 7 hr |
| May 29, 1:29 PM EDT | Tornado Watch | SPC | Allen, Defiance, Fulton, Hancock, Henry, Lucas and 8 more | 7 hr |
| Jun 23, 1:37 PM EDT | Tornado Watch | SPC | Gallia, Lawrence, Scioto | 7 hr |
| Aug 24, 10:27 PM EDT | Tornado Watch | SPC | Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more | 5 hr |
| Sep 26, 6:43 AM EDT | Tornado Watch | SPC | Adams, Brown, Clermont, Clinton, Highland, Pike and 2 more | 3 hr |
| Nov 14, 12:41 PM EST | Tornado Watch | SPC | Allen, Auglaize, Butler, Champaign, Clark, Darke and 20 more | 7 hr |
| Nov 14, 3:29 PM EST | Tornado Watch | SPC | Ashland, Ashtabula, Carroll, Columbiana, Coshocton, Crawford and 26 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Brown County8
- Clermont County8
- Adams County7
- Butler County7
- Champaign County7
- Clark County7
- Clinton County7
- Darke County7
- Delaware County7
- Franklin County7
- Greene County7
- Hamilton County7
- Highland County7
- Logan County7
- Madison County7
- Miami County7
- Montgomery County7
- Pike County7
- Preble County7
- Ross County7
- Scioto County7
- Shelby County7
- Union County7
- Athens County6
- Auglaize County6
- Crawford County6
- Fayette County6
- Hardin County6
- Knox County6
- Licking County6
- Marion County6
- Mercer County6
- Morrow County6
- Pickaway County6
- Richland County6
- Warren County6
- Wyandot County6
- Gallia County6
- Lawrence County6
- Hancock County6
48 more counties
- Ashland County5
- Fairfield County5
- Hocking County5
- Holmes County5
- Jackson County5
- Morgan County5
- Perry County5
- Seneca County5
- Stark County5
- Vinton County5
- Wayne County5
- Meigs County5
- Washington County5
- Allen County5
- Lucas County5
- Putnam County5
- Van Wert County5
- Wood County5
- Coshocton County4
- Huron County4
- Medina County4
- Portage County4
- Summit County4
- Defiance County4
- Fulton County4
- Henry County4
- Paulding County4
- Williams County4
- Ottawa County4
- Sandusky County4
- Muskingum County3
- Carroll County3
- Columbiana County3
- Tuscarawas County3
- Ashtabula County3
- Cuyahoga County3
- Erie County3
- Geauga County3
- Lake County3
- Lorain County3
- Mahoning County3
- Trumbull County3
- Belmont County2
- Guernsey County2
- Harrison County2
- Jefferson County2
- Monroe County2
- Noble County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.