Alert archive / Ohio / Mesoscale Discussions / 2021
Mesoscale Discussions in Ohio, September 2021
8 mesoscale discussions in September 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 September 2021. Tap one for its archive.
- Mesoscale Discussions
- 8
- Busiest day
- September 14, 20213 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 |
|---|---|---|---|---|
| Sep 7, 2:48 PM EDT | Mesoscale Discussion | SPC | Williams | 117 min |
| Sep 7, 5:37 PM EDT | Mesoscale Discussion | SPC | Fulton, Williams | 83 min |
| Sep 7, 8:16 PM EDT | Mesoscale Discussion | SPC | Lucas | 89 min |
| Sep 14, 2:12 PM EDT | Mesoscale Discussion | SPC | Williams | 2 hr |
| Sep 14, 6:04 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Henry, Lucas, Paulding, Van Wert and 1 more | 86 min |
| Sep 14, 7:46 PM EDT | Mesoscale Discussion | SPC | Allen, Auglaize, Champaign, Clark, Crawford, Darke and 28 more | 89 min |
| Sep 22, 1:08 PM EDT | Mesoscale Discussion | SPC | Ashtabula, Belmont, Carroll, Columbiana, Geauga, Guernsey and 11 more | 3 hr |
| Sep 22, 4:08 PM EDT | Mesoscale Discussion | SPC | Ashtabula, Carroll, Columbiana, Jefferson, Mahoning, Trumbull | 97 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Williams County5
- Fulton County3
- Lucas County3
- Defiance County2
- Henry County2
- Paulding County2
- Van Wert County2
- Ashtabula County2
- Carroll County2
- Columbiana County2
- Jefferson County2
- Mahoning County2
- Trumbull County2
- Allen County1
- Auglaize County1
- Champaign County1
- Clark County1
- Crawford County1
- Darke County1
- Delaware County1
- Erie County1
- Hancock County1
- Hardin County1
- Huron County1
- Logan County1
- Lorain County1
- Madison County1
- Marion County1
- Mercer County1
- Miami County1
- Morrow County1
- Ottawa County1
- Putnam County1
- Richland County1
- Sandusky County1
- Seneca County1
- Shelby County1
- Union County1
- Wood County1
- Wyandot 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.