Alert archive / Missouri / Excessive Heat Warnings
Excessive Heat Warnings in Missouri, 2023
21 excessive heat warnings in 2023. 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 excessive heat warnings reaches back to 2005.
Excessive Heat Warnings by county
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Excessive Heat Warnings
- 21
- Busiest month
- August11 excessive heat warnings
- Busiest day
- July 27, 20234 excessive heat warnings
Over time
By month
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 |
|---|---|---|---|---|
| Jun 28, 3:54 AM CDT | Excessive Heat Warning | MEG | Dunklin, Pemiscot | 4 days |
| Jun 28, 3:16 PM CDT | Excessive Heat Warning | PAH | Bollinger, Butler, Cape Girardeau, Carter, Mississippi, New Madrid and 5 more | 53 hr |
| Jul 18, 3:01 PM CDT | Excessive Heat Warning | MEG | Dunklin, Pemiscot | 29 hr |
| Jul 27, 3:05 AM CDT | Excessive Heat Warning | LSX | Jefferson, Knox, Lewis, Lincoln, Marion, Pike and 6 more | 62 hr |
| Jul 27, 3:12 AM CDT | Excessive Heat Warning | PAH | Perry | 41 hr |
| Jul 27, 3:14 AM CDT | Excessive Heat Warning | EAX | Adair, Andrew, Atchison, Bates, Buchanan, Caldwell and 31 more | 60 hr |
| Jul 27, 3:59 AM CDT | Excessive Heat Warning | DVN | Clark, Scotland | 41 hr |
| Jul 28, 2:57 AM CDT | Excessive Heat Warning | SGF | Barton, Benton, Camden, Cedar, Hickory, Morgan and 2 more | 40 hr |
| Jul 31, 3:27 AM CDT | Excessive Heat Warning | SGF | Barton, Jasper, McDonald, Newton, Vernon | 17 hr |
| Jul 31, 3:27 AM CDT | Excessive Heat Warning | SGF | Barton, Jasper, McDonald, Newton, Vernon | 41 hr |
| Aug 1, 3:57 AM CDT | Excessive Heat Warning | SGF | Barton, Jasper, McDonald, Newton, Vernon | 40 hr |
| Aug 2, 3:34 AM CDT | Excessive Heat Warning | MEG | Dunklin, Pemiscot | 41 hr |
| Aug 2, 1:45 PM CDT | Excessive Heat Warning | SGF | Barry, Barton, Cedar, Dade, Jasper, Lawrence and 3 more | 32 hr |
| Aug 3, 3:02 AM CDT | Excessive Heat Warning | SGF | Barry, Barton, Cedar, Dade, Jasper, Lawrence and 3 more | 43 hr |
| Aug 4, 2:22 PM CDT | Excessive Heat Warning | SGF | Barry, Barton, Cedar, Dade, Jasper, Lawrence and 3 more | 20 hr |
| Aug 18, 2:13 PM CDT | Excessive Heat Warning | EAX | Adair, Andrew, Atchison, Bates, Buchanan, Caldwell and 31 more | 7 days |
| Aug 18, 2:13 PM CDT | Excessive Heat Warning | SGF | Barry, Barton, Benton, Camden, Cedar, Christian and 28 more | 8 days |
| Aug 19, 2:50 AM CDT | Excessive Heat Warning | PAH | Bollinger, Butler, Cape Girardeau, Carter, Mississippi, New Madrid and 5 more | 8 days |
| Aug 19, 3:01 AM CDT | Excessive Heat Warning | DVN | Clark, Scotland | 7 days |
| Aug 19, 3:24 AM CDT | Excessive Heat Warning | LSX | Audrain, Boone, Callaway, Cole, Crawford, Franklin and 23 more | 7 days |
| Aug 22, 3:08 AM CDT | Excessive Heat Warning | MEG | Dunklin, Pemiscot | 5 days |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Barton County8
- Vernon County8
- Jasper County7
- McDonald County7
- Newton County7
- Cedar County5
- Dunklin County4
- Pemiscot County4
- Barry County4
- Dade County4
- Lawrence County4
- Perry County3
- Bollinger County2
- Butler County2
- Cape Girardeau County2
- Carter County2
- Mississippi County2
- New Madrid County2
- Ripley County2
- Scott County2
- Stoddard County2
- Wayne County2
- Jefferson County2
- Knox County2
- Lewis County2
- Lincoln County2
- Marion County2
- Pike County2
- Ralls County2
- Saint Charles County2
- Sainte Genevieve County2
- Saint Louis County2
- Shelby County2
- City of Saint Louis2
- Adair County2
- Andrew County2
- Atchison County2
- Bates County2
- Buchanan County2
- Caldwell County2
75 more counties
- 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
- Clark County2
- Scotland County2
- Benton County2
- Camden County2
- Hickory County2
- Morgan County2
- St. Clair County2
- Christian County1
- Dallas County1
- Dent County1
- Douglas County1
- Greene County1
- Howell County1
- Laclede County1
- Maries County1
- Miller County1
- Oregon County1
- Ozark County1
- Phelps County1
- Polk County1
- Pulaski County1
- Shannon County1
- Stone County1
- Taney County1
- Texas County1
- Webster County1
- Wright County1
- Audrain County1
- Boone County1
- Callaway County1
- Cole County1
- Crawford County1
- Franklin County1
- Gasconade County1
- Iron County1
- Madison County1
- Moniteau County1
- Monroe County1
- Montgomery County1
- Osage County1
- Reynolds County1
- Saint Francois County1
- Warren County1
- Washington County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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.