Severe Thunderstorm Watches in Ohio
995 severe thunderstorm watches since 1986. 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 since 1986. Tap one for its archive.
- Severe Thunderstorm Watches
- 995
- Busiest year
- 200365 severe thunderstorm watches
- Average year
- 33over 30 years on file
Over time
By year
Watches are counted from 1997, when the Storm Prediction Center archive begins.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Champaign County299
- Carroll County296
- Miami County295
- Clark County293
- Logan County293
- Knox County292
- Shelby County292
- Marion County289
- Columbiana County288
- Harrison County288
- Union County288
- Jefferson County287
- Crawford County286
- Darke County286
- Morrow County284
- Tuscarawas County284
- Delaware County283
- Hancock County283
- Guernsey County282
- Madison County282
- Hardin County281
- Wyandot County281
- Coshocton County280
- Greene County280
- Montgomery County280
- Holmes County279
- Belmont County278
- Licking County278
- Richland County278
- Stark County278
- Franklin County276
- Preble County273
- Auglaize County272
- Muskingum County272
- Mercer County270
- Seneca County270
- Van Wert County270
- Warren County269
- Wayne County269
- Ashland County267
48 more counties
- Paulding County266
- Allen County265
- Putnam County265
- Butler County263
- Clermont County262
- Clinton County262
- Portage County262
- Sandusky County262
- Fayette County261
- Mahoning County261
- Defiance County259
- Noble County257
- Wood County257
- Pickaway County255
- Hamilton County254
- Huron County254
- Summit County254
- Henry County253
- Trumbull County253
- Williams County253
- Fairfield County252
- Medina County250
- Highland County248
- Ross County248
- Monroe County247
- Ottawa County247
- Fulton County245
- Brown County243
- Erie County239
- Adams County236
- Perry County235
- Pike County234
- Lorain County231
- Morgan County231
- Geauga County230
- Scioto County230
- Washington County228
- Lucas County226
- Vinton County226
- Athens County225
- Hocking County222
- Lawrence County222
- Jackson County221
- Meigs County216
- Gallia County215
- Cuyahoga County210
- Ashtabula County201
- Lake County194
The latest severe thunderstorm watches
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 2:51 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Ashtabula, Carroll, Columbiana, Coshocton, Crawford and 27 more | 8 hr |
| Sep 5, 2:33 AM EDT | Severe Thunderstorm Watch | SPC | Allen, Auglaize, Champaign, Crawford, Defiance, Delaware and 19 more | 5 hr |
| Sep 4, 2:04 PM EDT | Severe Thunderstorm Watch | SPC | Athens, Gallia, Jackson, Lawrence, Meigs, Monroe and 6 more | 7 hr |
| Sep 3, 3:03 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Ashtabula, Belmont, Carroll, Columbiana, Coshocton and 38 more | 9 hr |
| Sep 3, 1:59 PM EDT | Severe Thunderstorm Watch | SPC | Fulton | 3 hr |
| Sep 2, 4:56 PM EDT | Severe Thunderstorm Watch | SPC | Ashtabula, Columbiana, Mahoning, Portage, Stark, Trumbull | 9 hr |
| Aug 22, 1:22 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Ashtabula, Athens, Belmont, Carroll, Columbiana and 40 more | 8 hr |
| Aug 16, 1:05 PM EDT | Severe Thunderstorm Watch | SPC | Athens, Belmont, Carroll, Columbiana, Coshocton, Gallia and 20 more | 9 hr |
| Aug 11, 2:36 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Clermont, Gallia, Hamilton, Highland and 7 more | 7 hr |
| Aug 11, 12:40 PM EDT | Severe Thunderstorm Watch | SPC | Auglaize, Butler, Champaign, Clark, Clinton, Crawford and 23 more | 7 hr |
| Aug 11, 11:37 AM EDT | Severe Thunderstorm Watch | SPC | Morgan, Washington | 4 hr |
| Aug 11, 11:01 AM EDT | Severe Thunderstorm Watch | SPC | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 10 hr |
Nearby
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.