Alert archive / Ohio / Mesoscale Discussions / 2021
Mesoscale Discussions in Ohio, December 2021
2 mesoscale discussions in December 2021. 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 2021. Tap one for its archive.
- Mesoscale Discussions
- 2
- Busiest day
- December 11, 20212 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 11, 12:08 AM EST | Mesoscale Discussion | SPC | Adams, Brown, Butler, Champaign, Clark, Clermont and 19 more | 67 min |
| Dec 11, 2:46 AM EST | Mesoscale Discussion | SPC | Auglaize, Butler, Darke, Mercer, Miami, Montgomery and 2 more | 59 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Butler County2
- Darke County2
- Miami County2
- Montgomery County2
- Preble County2
- Shelby County2
- Adams County1
- Brown County1
- Champaign County1
- Clark County1
- Clermont County1
- Clinton County1
- Fayette County1
- Franklin County1
- Greene County1
- Hamilton County1
- Highland County1
- Logan County1
- Madison County1
- Pickaway County1
- Pike County1
- Ross County1
- Scioto County1
- Union County1
- Warren County1
- Auglaize County1
- Mercer County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.