Alert archive / Missouri / Heat Advisories / 2021
Heat Advisories in Missouri, August 2021
19 heat advisories 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in August 2021. Tap one for its archive.
- Heat Advisories
- 19
- Busiest day
- August 8, 20216 heat advisories
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 8, 2:21 PM CDT | Heat Advisory | MEG | Dunklin, Pemiscot | 4 days |
| Aug 8, 2:24 PM CDT | Heat Advisory | DVN | Clark, Scotland | 53 hr |
| Aug 8, 2:37 PM CDT | Heat Advisory | LSX | Audrain, Boone, Callaway, Cole, Crawford, Franklin and 23 more | 4 days |
| Aug 8, 2:41 PM CDT | Heat Advisory | EAX | Adair, Andrew, Atchison, Bates, Buchanan, Caldwell and 31 more | 4 days |
| Aug 8, 2:41 PM CDT | Heat Advisory | PAH | Bollinger, Butler, Cape Girardeau, Carter, Mississippi, New Madrid and 5 more | 23 hr |
| Aug 8, 2:46 PM CDT | Heat Advisory | SGF | Barry, Barton, Benton, Camden, Cedar, Christian and 28 more | 4 days |
| Aug 9, 1:53 PM CDT | Heat Advisory | PAH | Bollinger, Butler, Cape Girardeau, Carter, Mississippi, New Madrid and 5 more | 3 days |
| Aug 10, 2:28 PM CDT | Heat Advisory | DVN | Clark, Scotland | 29 hr |
| Aug 12, 2:57 AM CDT | Heat Advisory | DVN | Clark, Scotland | 8 hr |
| Aug 22, 2:16 PM CDT | Heat Advisory | SGF | Barry, Barton, Benton, Camden, Cedar, Christian and 28 more | 5 days |
| Aug 22, 2:38 PM CDT | Heat Advisory | PAH | Bollinger, Butler, Cape Girardeau, Carter, Mississippi, New Madrid and 5 more | 6 days |
| Aug 22, 2:54 PM CDT | Heat Advisory | EAX | Adair, Andrew, Atchison, Bates, Buchanan, Caldwell and 31 more | 4 days |
| Aug 22, 2:59 PM CDT | Heat Advisory | LSX | Audrain, Boone, Callaway, Cole, Crawford, Franklin and 23 more | 6 days |
| Aug 22, 3:08 PM CDT | Heat Advisory | MEG | Dunklin, Pemiscot | 29 hr |
| Aug 23, 3:09 AM CDT | Heat Advisory | MEG | Dunklin, Pemiscot | 41 hr |
| Aug 23, 2:45 PM CDT | Heat Advisory | DVN | Clark, Scotland | 29 hr |
| Aug 24, 3:07 PM CDT | Heat Advisory | MEG | Dunklin, Pemiscot | 29 hr |
| Aug 26, 3:27 AM CDT | Heat Advisory | DVN | Clark, Scotland | 17 hr |
| Aug 27, 1:34 PM CDT | Heat Advisory | DVN | Clark, Scotland | 29 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clark County6
- Scotland County6
- Dunklin County4
- Pemiscot County4
- Bollinger County3
- Butler County3
- Cape Girardeau County3
- Carter County3
- Mississippi County3
- New Madrid County3
- Perry County3
- Ripley County3
- Scott County3
- Stoddard County3
- Wayne County3
- Audrain County2
- Boone County2
- Callaway County2
- Cole County2
- Crawford County2
- Franklin County2
- Gasconade County2
- Iron County2
- Jefferson County2
- Knox County2
- Lewis County2
- Lincoln County2
- Madison County2
- Marion County2
- Moniteau County2
- Monroe County2
- Montgomery County2
- Osage County2
- Pike County2
- Ralls County2
- Reynolds County2
- Saint Charles County2
- Sainte Genevieve County2
- Saint Francois County2
- Saint Louis County2
75 more counties
- Shelby County2
- Warren County2
- Washington County2
- City of Saint Louis2
- Adair County2
- Andrew County2
- Atchison County2
- Bates County2
- Buchanan County2
- Caldwell County2
- Carroll County2
- Cass County2
- Chariton County2
- Clay County2
- Clinton County2
- Cooper County2
- Daviess County2
- DeKalb County2
- Gentry County2
- Grundy County2
- Harrison County2
- Henry County2
- Holt County2
- Howard County2
- Jackson County2
- Johnson County2
- Lafayette County2
- Linn County2
- Livingston County2
- Macon County2
- Mercer County2
- Nodaway County2
- Pettis County2
- Platte County2
- Putnam County2
- Randolph County2
- Ray County2
- Saline County2
- Schuyler County2
- Sullivan County2
- Worth County2
- Barry County2
- Barton County2
- Benton County2
- Camden County2
- Cedar County2
- Christian County2
- Dade County2
- Dallas County2
- Dent County2
- Douglas County2
- Greene County2
- Hickory County2
- Howell County2
- Jasper County2
- Laclede County2
- Lawrence County2
- McDonald County2
- Maries County2
- Miller County2
- Morgan County2
- Newton County2
- Oregon County2
- Ozark County2
- Phelps County2
- Polk County2
- Pulaski County2
- St. Clair County2
- Shannon County2
- Stone County2
- Taney County2
- Texas County2
- Vernon County2
- Webster County2
- Wright County2
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.