Alert archive / Oklahoma / Mesoscale Discussions / 2020
Mesoscale Discussions in Oklahoma, September 2020
5 mesoscale discussions in September 2020. 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 2020. Tap one for its archive.
- Mesoscale Discussions
- 5
- Busiest day
- September 1, 20204 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 8:37 PM CDT | Mesoscale Discussion | SPC | Caddo, Canadian, Cleveland, Comanche, Cotton, Craig and 17 more | 83 min |
| Aug 31, 11:39 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Cleveland, Coal, Garvin and 12 more | 96 min |
| Sep 1, 2:35 PM CDT | Mesoscale Discussion | SPC | Ellis, Harmon, Roger Mills | 2 hr |
| Sep 1, 6:29 PM CDT | Mesoscale Discussion | SPC | Beaver, Beckham, Dewey, Ellis, Harper, Roger Mills and 1 more | 91 min |
| Sep 27, 5:57 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Coal, Garvin, Haskell and 13 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Garvin County3
- McClain County3
- Pottawatomie County3
- Cleveland County2
- Oklahoma County2
- Atoka County2
- Bryan County2
- Carter County2
- Coal County2
- Hughes County2
- Johnston County2
- Love County2
- Marshall County2
- Murray County2
- Pittsburg County2
- Pontotoc County2
- Pushmataha County2
- Seminole County2
- Ellis County2
- Roger Mills County2
- Caddo County1
- Canadian County1
- Comanche County1
- Cotton County1
- Craig County1
- Creek County1
- Grady County1
- Lincoln County1
- Logan County1
- Nowata County1
- Osage County1
- Pawnee County1
- Payne County1
- Rogers County1
- Stephens County1
- Tillman County1
- Tulsa County1
- Washington County1
- Harmon County1
- Beaver County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.