Alert archive / Missouri / Mesoscale Discussions / 2021
Mesoscale Discussions in Missouri, December 2021
25 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
- 25
- Busiest day
- December 11, 20217 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 |
|---|---|---|---|---|
| Dec 5, 5:05 PM CST | Mesoscale Discussion | SPC | Dunklin, Mississippi, New Madrid, Pemiscot | 2 hr |
| Dec 5, 8:06 PM CST | Mesoscale Discussion | SPC | Barry, Bollinger, Butler, Cape Girardeau, Carter, Christian and 30 more | 114 min |
| Dec 5, 11:17 PM CST | Mesoscale Discussion | SPC | Howell, Ozark | 118 min |
| Dec 5, 11:28 PM CST | Mesoscale Discussion | SPC | Bollinger, Butler, Cape Girardeau, Madison, Mississippi, New Madrid and 4 more | 2 hr |
| Dec 6, 2:47 AM CST | Mesoscale Discussion | SPC | Mississippi | 88 min |
| Dec 6, 3:01 AM CST | Mesoscale Discussion | SPC | Dunklin, Pemiscot | 59 min |
| Dec 10, 1:35 PM CST | Mesoscale Discussion | SPC | Bollinger, Butler, Cape Girardeau, Carter, Dunklin, Howell and 12 more | 2 hr |
| Dec 10, 2:44 PM CST | Mesoscale Discussion | SPC | Audrain, Boone, Carroll, Chariton, Clark, Cooper and 13 more | 2 hr |
| Dec 10, 4:45 PM CST | Mesoscale Discussion | SPC | Bollinger, Butler, Cape Girardeau, Dunklin, Mississippi, New Madrid and 6 more | 90 min |
| Dec 10, 5:27 PM CST | Mesoscale Discussion | SPC | Audrain, Benton, Boone, Callaway, Camden, Cole and 24 more | 3 hr |
| Dec 10, 6:22 PM CST | Mesoscale Discussion | SPC | Dunklin, New Madrid, Pemiscot | 53 min |
| Dec 10, 7:02 PM CST | Mesoscale Discussion | SPC | Callaway, Crawford, Dent, Franklin, Gasconade, Iron and 16 more | 58 min |
| Dec 10, 7:41 PM CST | Mesoscale Discussion | SPC | Dunklin, Pemiscot | 64 min |
| Dec 10, 7:54 PM CST | Mesoscale Discussion | SPC | Christian, Crawford, Dallas, Dent, Douglas, Greene and 10 more | 2 hr |
| Dec 10, 9:40 PM CST | Mesoscale Discussion | SPC | Dunklin, Pemiscot | 2 hr |
| Dec 10, 10:09 PM CST | Mesoscale Discussion | SPC | Dunklin, Mississippi, New Madrid, Pemiscot | 96 min |
| Dec 10, 11:28 PM CST | Mesoscale Discussion | SPC | Bollinger, Cape Girardeau | 92 min |
| Dec 15, 12:28 PM CST | Mesoscale Discussion | SPC | Andrew, Atchison, Daviess, DeKalb, Gentry, Grundy and 6 more | 2 hr |
| Dec 15, 2:29 PM CST | Mesoscale Discussion | SPC | Andrew, Bates, Buchanan, Caldwell, Cass, Clay and 10 more | 2 hr |
| Dec 15, 3:55 PM CST | Mesoscale Discussion | SPC | Andrew, Atchison, Gentry, Holt, Nodaway, Worth | 95 min |
| Dec 15, 4:51 PM CST | Mesoscale Discussion | SPC | Clark, Scotland | 114 min |
| Dec 15, 5:01 PM CST | Mesoscale Discussion | SPC | Andrew, Barton, Bates, Benton, Buchanan, Caldwell and 31 more | 89 min |
| Dec 15, 5:30 PM CST | Mesoscale Discussion | SPC | Adair, Audrain, Barry, Barton, Bates, Benton and 57 more | 90 min |
| Dec 15, 7:14 PM CST | Mesoscale Discussion | SPC | Adair, Audrain, Barton, Bates, Benton, Boone and 48 more | 91 min |
| Dec 15, 9:48 PM CST | Mesoscale Discussion | SPC | Audrain, Barry, Barton, Callaway, Camden, Cedar and 34 more | 87 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Dunklin County9
- Pemiscot County9
- Mississippi County7
- New Madrid County7
- Greene County6
- Webster County6
- Maries County6
- Pulaski County6
- Bollinger County5
- Cape Girardeau County5
- Jasper County5
- Wright County5
- Audrain County5
- Cooper County5
- Lafayette County5
- Callaway County5
- Dallas County5
- Hickory County5
- Laclede County5
- Montgomery County5
- Morgan County5
- Osage County5
- Phelps County5
- Pike County5
- Polk County5
- Butler County4
- Christian County4
- Lawrence County4
- Newton County4
- Perry County4
- Scott County4
- Stoddard County4
- Stone County4
- Taney County4
- Wayne County4
- Boone County4
- Carroll County4
- Chariton County4
- Howard County4
- Linn County4
75 more counties
- Marion County4
- Pettis County4
- Ralls County4
- Saline County4
- Benton County4
- Camden County4
- Cole County4
- Crawford County4
- Gasconade County4
- Lincoln County4
- Miller County4
- Moniteau County4
- Warren County4
- Andrew County4
- Gentry County4
- Bates County4
- Barton County4
- Cedar County4
- Dade County4
- Barry County3
- Dent County3
- Douglas County3
- Howell County3
- McDonald County3
- Madison County3
- Ozark County3
- Ripley County3
- Sainte Genevieve County3
- Texas County3
- Clark County3
- Knox County3
- Lewis County3
- Macon County3
- Monroe County3
- Randolph County3
- Shelby County3
- Franklin County3
- Saint Charles County3
- Daviess County3
- DeKalb County3
- Grundy County3
- Holt County3
- Cass County3
- Ray County3
- Scotland County3
- Henry County3
- Johnson County3
- Livingston County3
- St. Clair County3
- Vernon County3
- Carter County2
- Iron County2
- Oregon County2
- Reynolds County2
- Saint Francois County2
- Saint Louis County2
- Atchison County2
- Harrison County2
- Nodaway County2
- Putnam County2
- Worth County2
- Buchanan County2
- Caldwell County2
- Clay County2
- Clinton County2
- Jackson County2
- Platte County2
- Adair County2
- Schuyler County2
- Sullivan County2
- Shannon County1
- Jefferson County1
- Washington County1
- City of Saint Louis1
- 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. Warning verification from the Mesonet's Cow. Rebuilt daily.