Alert archive / Missouri / Severe Thunderstorm Warnings / 2021
Severe Thunderstorm Warnings in Missouri, August 2021
60 severe thunderstorm warnings in August 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 August 2021. Tap one for its archive.
- Severe Thunderstorm Warnings
- 60
- Busiest day
- August 12, 202122 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 8:06 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Douglas, Greene, Webster | 25 min |
| Jul 31, 8:30 PM CDT | Severe Thunderstorm Warning | SGF | Barton, Dade | 45 min |
| Jul 31, 8:37 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell, Oregon, Ozark, Taney | 38 min |
| Jul 31, 8:57 PM CDT | Severe Thunderstorm Warning | MEG | Dunklin, Pemiscot | 48 min |
| Jul 31, 9:05 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell, Ozark | 40 min |
| Jul 31, 9:26 PM CDT | Severe Thunderstorm Warning | MEG | Pemiscot | 49 min |
| Aug 7, 11:16 PM CDT | Severe Thunderstorm Warning | EAX | Atchison, Holt | 44 min |
| Aug 8, 1:41 PM CDT | Severe Thunderstorm Warning | SGF | Maries, Phelps, Pulaski | 49 min |
| Aug 8, 2:43 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade | 47 min |
| Aug 8, 3:19 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Lincoln, Saint Charles, Warren | 41 min |
| Aug 8, 3:54 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles | 66 min |
| Aug 8, 4:39 PM CDT | Severe Thunderstorm Warning | PAH | Carter, Wayne | 40 min |
| Aug 8, 8:10 PM CDT | Severe Thunderstorm Warning | PAH | New Madrid, Stoddard | 35 min |
| Aug 11, 4:59 AM CDT | Severe Thunderstorm Warning | EAX | Linn, Macon | 46 min |
| Aug 12, 5:31 AM CDT | Severe Thunderstorm Warning | EAX | Harrison, Mercer | 29 min |
| Aug 12, 2:18 PM CDT | Severe Thunderstorm Warning | EAX | Grundy, Linn, Livingston | 27 min |
| Aug 12, 2:31 PM CDT | Severe Thunderstorm Warning | EAX | Caldwell, Carroll, Daviess, Linn, Livingston | 29 min |
| Aug 12, 2:49 PM CDT | Severe Thunderstorm Warning | EAX | Carroll, Chariton, Livingston | 26 min |
| Aug 12, 3:13 PM CDT | Severe Thunderstorm Warning | EAX | Carroll, Chariton, Livingston, Saline | 32 min |
| Aug 12, 3:28 PM CDT | Severe Thunderstorm Warning | EAX | Clay, Platte | 32 min |
| Aug 12, 3:44 PM CDT | Severe Thunderstorm Warning | EAX | Chariton, Macon, Randolph | 31 min |
| Aug 12, 3:53 PM CDT | Severe Thunderstorm Warning | EAX | Randolph | 37 min |
| Aug 12, 3:56 PM CDT | Severe Thunderstorm Warning | EAX | Clay, Jackson, Platte | 34 min |
| Aug 12, 3:58 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Boone, Monroe, Shelby | 62 min |
| Aug 12, 4:09 PM CDT | Severe Thunderstorm Warning | EAX | Clay, Jackson, Lafayette, Ray, Saline | 36 min |
| Aug 12, 4:42 PM CDT | Severe Thunderstorm Warning | EAX | Jackson, Johnson, Lafayette | 33 min |
| Aug 12, 4:45 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Pike, Ralls | 45 min |
| Aug 12, 4:50 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Callaway, Lincoln, Monroe, Montgomery, Pike and 1 more | 40 min |
| Aug 12, 5:11 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson, Johnson, Lafayette | 34 min |
| Aug 12, 5:18 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson | 27 min |
| Aug 12, 5:22 PM CDT | Severe Thunderstorm Warning | EAX | Jackson | 8 min |
| Aug 12, 5:27 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Lincoln, Montgomery, Pike, Warren | 48 min |
| Aug 12, 5:37 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson, Johnson | 8 min |
| Aug 12, 5:43 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson, Johnson | 32 min |
| Aug 12, 5:51 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade, Jefferson, Lincoln, Saint Charles, Saint Louis and 1 more | 54 min |
| Aug 12, 6:37 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis, City of Saint Louis | 53 min |
| Aug 12, 7:14 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois | 61 min |
| Aug 12, 7:23 PM CDT | Severe Thunderstorm Warning | PAH | Perry | 52 min |
| Aug 12, 8:11 PM CDT | Severe Thunderstorm Warning | PAH | Bollinger, Cape Girardeau, Perry | 49 min |
| Aug 12, 8:16 PM CDT | Severe Thunderstorm Warning | EAX | Jackson | 29 min |
| Aug 12, 8:53 PM CDT | Severe Thunderstorm Warning | EAX | Jackson, Johnson, Lafayette, Ray | 15 min |
| Aug 12, 9:06 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson | 24 min |
| Aug 12, 9:29 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson | 31 min |
| Aug 12, 9:52 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson | 23 min |
| Aug 12, 11:57 PM CDT | Severe Thunderstorm Warning | EAX | Bates | 33 min |
| Aug 17, 4:28 PM CDT | Severe Thunderstorm Warning | SGF | St. Clair | 47 min |
| Aug 20, 5:29 PM CDT | Severe Thunderstorm Warning | SGF | Dade, Greene | 46 min |
| Aug 20, 7:39 PM CDT | Severe Thunderstorm Warning | EAX | Atchison, Holt, Nodaway | 51 min |
| Aug 20, 8:10 PM CDT | Severe Thunderstorm Warning | EAX | Holt | 20 min |
| Aug 20, 8:31 PM CDT | Severe Thunderstorm Warning | EAX | Andrew, Buchanan, Clinton, DeKalb, Gentry, Holt and 1 more | 44 min |
| Aug 20, 10:44 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Clay, Jackson, Platte | 46 min |
| Aug 23, 3:05 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 25 min |
| Aug 23, 3:33 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 27 min |
| Aug 23, 4:01 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles, Warren | 17 min |
| Aug 26, 2:25 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 50 min |
| Aug 26, 3:10 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 50 min |
| Aug 26, 3:46 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Warren | 44 min |
| Aug 26, 5:28 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 25 min |
| Aug 26, 5:34 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Monroe | 41 min |
| Aug 31, 7:16 AM CDT | Severe Thunderstorm Warning | EAX | Atchison, Holt, Nodaway | 44 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jackson County14
- Cass County8
- Lincoln County7
- Saint Charles County6
- Holt County5
- Warren County5
- Johnson County5
- Saint Louis County5
- Franklin County4
- Livingston County4
- Clay County4
- Audrain County4
- Lafayette County4
- Douglas County3
- Atchison County3
- Linn County3
- Carroll County3
- Chariton County3
- Platte County3
- Monroe County3
- Pike County3
- Jefferson County3
- Nodaway County3
- Greene County2
- Dade County2
- Howell County2
- Ozark County2
- Pemiscot County2
- Gasconade County2
- Macon County2
- Saline County2
- Randolph County2
- Ray County2
- Marion County2
- Ralls County2
- Montgomery County2
- City of Saint Louis2
- Perry County2
- Christian County1
- Webster County1
30 more counties
- Barton County1
- Oregon County1
- Taney County1
- Dunklin County1
- Maries County1
- Phelps County1
- Pulaski County1
- Carter County1
- Wayne County1
- New Madrid County1
- Stoddard County1
- Harrison County1
- Mercer County1
- Grundy County1
- Caldwell County1
- Daviess County1
- Boone County1
- Shelby County1
- Callaway County1
- Sainte Genevieve County1
- Saint Francois County1
- Bollinger County1
- Cape Girardeau County1
- Bates County1
- St. Clair County1
- Andrew County1
- Buchanan County1
- Clinton County1
- DeKalb County1
- Gentry 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.