Alert archive / Ohio / Mesoscale Discussions / 2025
Mesoscale Discussions in Ohio, December 2025
4 mesoscale discussions in December 2025. 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 December 2025. Tap one for its archive.
- Mesoscale Discussions
- 4
- Busiest day
- December 2, 20252 mesoscale discussions
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 |
|---|---|---|---|---|
| Dec 1, 10:10 PM EST | Mesoscale Discussion | SPC | Adams, Brown | 6 hr |
| Dec 2, 4:54 AM EST | Mesoscale Discussion | SPC | Adams, Ashland, Athens, Auglaize, Belmont, Brown and 58 more | 4 hr |
| Dec 29, 3:14 PM EST | Mesoscale Discussion | SPC | Ashtabula, Cuyahoga, Geauga, Lake, Medina, Portage and 2 more | 4 hr |
| Dec 31, 6:42 PM EST | Mesoscale Discussion | SPC | Ashland, Ashtabula, Carroll, Columbiana, Crawford, Cuyahoga and 25 more | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Geauga County3
- Medina County3
- Portage County3
- Summit County3
- Trumbull County3
- Adams County2
- Brown County2
- Ashland County2
- Carroll County2
- Columbiana County2
- Crawford County2
- Holmes County2
- Jefferson County2
- Mahoning County2
- Richland County2
- Stark County2
- Tuscarawas County2
- Wayne County2
- Ashtabula County2
- Cuyahoga County2
- Lake County2
- Athens County1
- Auglaize County1
- Belmont County1
- Butler County1
- Champaign County1
- Clark County1
- Clermont County1
- Clinton County1
- Coshocton County1
- Delaware County1
- Fairfield County1
- Fayette County1
- Franklin County1
- Gallia County1
- Greene County1
- Guernsey County1
- Hamilton County1
- Hardin County1
- Harrison County1
39 more counties
- Highland County1
- Hocking County1
- Jackson County1
- Knox County1
- Lawrence County1
- Licking County1
- Logan County1
- Madison County1
- Marion County1
- Meigs County1
- Miami County1
- Monroe County1
- Montgomery County1
- Morgan County1
- Morrow County1
- Muskingum County1
- Noble County1
- Perry County1
- Pickaway County1
- Pike County1
- Ross County1
- Scioto County1
- Shelby County1
- Union County1
- Vinton County1
- Warren County1
- Washington County1
- Erie County1
- Fulton County1
- Hancock County1
- Henry County1
- Huron County1
- Lorain County1
- Lucas County1
- Ottawa County1
- Sandusky County1
- Seneca County1
- Wood County1
- Wyandot County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.