Alert archive / Ohio / Severe Thunderstorm Watches / 2026
Severe Thunderstorm Watches in Ohio, April 2026
7 severe thunderstorm watches in April 2026. 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 April 2026. Tap one for its archive.
- Severe Thunderstorm Watches
- 7
- Busiest day
- April 15, 20262 severe thunderstorm watches
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Apr 1, 2:43 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Athens, Belmont, Brown, Clermont, Gallia and 12 more | 5 hr |
| Apr 4, 2:48 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Ashtabula, Auglaize, Champaign, Clark, Crawford and 34 more | 6 hr |
| Apr 13, 3:09 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more | 5 hr |
| Apr 14, 4:58 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Auglaize, Champaign, Clark, Darke, Defiance and 15 more | 4 hr |
| Apr 15, 1:48 AM EDT | Severe Thunderstorm Watch | SPC | Erie, Fulton, Huron, Lorain, Lucas, Ottawa and 3 more | 3 hr |
| Apr 15, 2:56 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Ashland, Ashtabula, Columbiana, Crawford, Cuyahoga and 31 more | 6 hr |
| Apr 27, 8:39 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Auglaize, Butler, Clermont, Darke, Hamilton and 9 more | 8 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allen County4
- Fulton County4
- Paulding County4
- Putnam County4
- Van Wert County4
- Auglaize County3
- Erie County3
- Huron County3
- Lorain County3
- Lucas County3
- Miami County3
- Ottawa County3
- Sandusky County3
- Seneca County3
- Shelby County3
- Wood County3
- Defiance County3
- Henry County3
- Williams County3
- Clermont County2
- Hamilton County2
- Ashland County2
- Ashtabula County2
- Champaign County2
- Clark County2
- Crawford County2
- Cuyahoga County2
- Geauga County2
- Hancock County2
- Hardin County2
- Holmes County2
- Knox County2
- Lake County2
- Logan County2
- Madison County2
- Mahoning County2
- Marion County2
- Medina County2
- Morrow County2
- Portage County2
33 more counties
- Richland County2
- Stark County2
- Summit County2
- Trumbull County2
- Union County2
- Wayne County2
- Wyandot County2
- Darke County2
- Mercer County2
- Montgomery County2
- Preble County2
- Adams County1
- Athens County1
- Belmont County1
- Brown County1
- Gallia County1
- Highland County1
- Jackson County1
- Lawrence County1
- Meigs County1
- Monroe County1
- Morgan County1
- Noble County1
- Pike County1
- Scioto County1
- Vinton County1
- Washington County1
- Delaware County1
- Franklin County1
- Licking County1
- Columbiana County1
- Butler County1
- Warren County1
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. Warning verification from the Mesonet's Cow. Rebuilt daily.