Alert archive / Iowa / Mesoscale Discussions / 2022
Mesoscale Discussions in Iowa, August 2022
13 mesoscale discussions in August 2022. 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 August 2022. Tap one for its archive.
- Mesoscale Discussions
- 13
- Busiest day
- August 19, 20222 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 |
|---|---|---|---|---|
| Jul 31, 8:46 PM CDT | Mesoscale Discussion | SPC | Black Hawk, Boone, Bremer, Butler, Cerro Gordo, Chickasaw and 19 more | 119 min |
| Aug 3, 10:42 AM CDT | Mesoscale Discussion | SPC | Delaware, Dubuque | 93 min |
| Aug 6, 5:19 PM CDT | Mesoscale Discussion | SPC | Allamakee, Cerro Gordo, Chickasaw, Emmet, Fayette, Floyd and 12 more | 116 min |
| Aug 7, 2:08 PM CDT | Mesoscale Discussion | SPC | Boone, Calhoun, Carroll, Greene, Pocahontas, Sac and 1 more | 2 hr |
| Aug 18, 5:58 PM CDT | Mesoscale Discussion | SPC | Cherokee, Clay, Dickinson, Lyon, Monona, O'Brien and 4 more | 2 hr |
| Aug 18, 8:43 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Emmet, Harrison and 6 more | 32 min |
| Aug 19, 2:31 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Cass and 32 more | 119 min |
| Aug 20, 12:51 PM CDT | Mesoscale Discussion | SPC | Cedar, Des Moines, Louisa, Muscatine, Scott | 2 hr |
| Aug 24, 5:04 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Boone, Bremer, Buchanan and 30 more | 86 min |
| Aug 27, 2:50 PM CDT | Mesoscale Discussion | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cass, Cerro Gordo and 30 more | 2 hr |
| Aug 27, 6:55 PM CDT | Mesoscale Discussion | SPC | Winnebago, Worth | 2 hr |
| Aug 29, 7:39 AM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Buchanan, Cedar, Clarke and 26 more | 96 min |
| Aug 29, 9:42 AM CDT | Mesoscale Discussion | SPC | Clinton, Des Moines, Henry, Jefferson, Louisa, Muscatine and 2 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Worth County5
- Pocahontas County5
- Boone County4
- Cerro Gordo County4
- Floyd County4
- Franklin County4
- Greene County4
- Hancock County4
- Humboldt County4
- Marshall County4
- Mitchell County4
- Tama County4
- Webster County4
- Wright County4
- Kossuth County4
- Palo Alto County4
- Winnebago County4
- Black Hawk County3
- Chickasaw County3
- Howard County3
- Jasper County3
- Polk County3
- Story County3
- Delaware County3
- Dubuque County3
- Emmet County3
- Calhoun County3
- Sac County3
- Cherokee County3
- Clay County3
- Monona County3
- Henry County3
- Jefferson County3
- Van Buren County3
- Muscatine County3
- Bremer County2
- Butler County2
- Dallas County2
- Grundy County2
- Hamilton County2
55 more counties
- Hardin County2
- Allamakee County2
- Fayette County2
- Winneshiek County2
- Carroll County2
- Dickinson County2
- O'Brien County2
- Osceola County2
- Plymouth County2
- Sioux County2
- Woodbury County2
- Buena Vista County2
- Crawford County2
- Harrison County2
- Ida County2
- Appanoose County2
- Audubon County2
- Cass County2
- Clarke County2
- Davis County2
- Guthrie County2
- Iowa County2
- Johnson County2
- Keokuk County2
- Lucas County2
- Madison County2
- Mahaska County2
- Marion County2
- Monroe County2
- Poweshiek County2
- Wapello County2
- Warren County2
- Washington County2
- Wayne County2
- Cedar County2
- Des Moines County2
- Louisa County2
- Scott County2
- Benton County2
- Buchanan County2
- Jones County2
- Linn County2
- Lyon County1
- Adair County1
- Adams County1
- Decatur County1
- Lee County1
- Montgomery County1
- Ringgold County1
- Taylor County1
- Union County1
- Clayton County1
- Pottawattamie County1
- Shelby County1
- Clinton County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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.