Alert archive / Ohio / Severe Thunderstorm Warnings / 2021
Severe Thunderstorm Warnings in Ohio, December 2021
14 severe thunderstorm warnings 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in December 2021. Tap one for its archive.
- Severe Thunderstorm Warnings
- 14
- Busiest day
- December 11, 202111 severe thunderstorm warnings
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 6, 5:17 AM EST | Severe Thunderstorm Warning | ILN | Adams | 28 min |
| Dec 6, 5:45 AM EST | Severe Thunderstorm Warning | ILN | Adams, Scioto | 17 min |
| Dec 11, 1:34 AM EST | Severe Thunderstorm Warning | ILN | Hamilton | 28 min |
| Dec 11, 3:11 AM EST | Severe Thunderstorm Warning | ILN | Darke, Mercer | 49 min |
| Dec 11, 3:41 AM EST | Severe Thunderstorm Warning | ILN | Adams, Brown | 49 min |
| Dec 11, 3:55 AM EST | Severe Thunderstorm Warning | ILN | Adams, Brown | 32 min |
| Dec 11, 4:11 AM EST | Severe Thunderstorm Warning | ILN | Darke, Miami, Montgomery, Preble, Shelby | 49 min |
| Dec 11, 4:15 AM EST | Severe Thunderstorm Warning | ILN | Adams, Highland, Pike, Scioto | 45 min |
| Dec 11, 4:25 AM EST | Severe Thunderstorm Warning | ILN | Champaign, Clark, Logan, Miami, Shelby | 50 min |
| Dec 11, 5:11 AM EST | Severe Thunderstorm Warning | ILN | Champaign, Logan, Union | 29 min |
| Dec 11, 6:12 AM EST | Severe Thunderstorm Warning | CLE | Mahoning, Portage, Summit, Trumbull | 48 min |
| Dec 11, 6:39 AM EST | Severe Thunderstorm Warning | CLE | Portage, Trumbull | 36 min |
| Dec 11, 12:21 PM EST | Severe Thunderstorm Warning | PBZ | Coshocton, Muskingum | 24 min |
| Dec 27, 7:25 PM EST | Severe Thunderstorm Warning | PBZ | Belmont, Monroe | 35 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County5
- Scioto County2
- Darke County2
- Brown County2
- Miami County2
- Shelby County2
- Champaign County2
- Logan County2
- Portage County2
- Trumbull County2
- Hamilton County1
- Mercer County1
- Montgomery County1
- Preble County1
- Highland County1
- Pike County1
- Clark County1
- Union County1
- Mahoning County1
- Summit County1
- Coshocton County1
- Muskingum County1
- Belmont County1
- Monroe 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.