Alert archive / Iowa / Mesoscale Discussions / 2012
Mesoscale Discussions in Iowa, July 2012
14 mesoscale discussions in July 2012. 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 July 2012. Tap one for its archive.
- Mesoscale Discussions
- 14
- Busiest day
- July 26, 20124 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 1, 3:35 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Calhoun, Cerro Gordo, Cherokee, Clay, Dickinson and 13 more | 55 min |
| Jul 13, 1:35 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Emmet, Ida and 8 more | 55 min |
| Jul 13, 6:02 PM CDT | Mesoscale Discussion | SPC | Cerro Gordo, Clay, Emmet, Hancock, Kossuth, Mitchell and 3 more | 88 min |
| Jul 14, 4:32 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 10 more | 88 min |
| Jul 18, 11:38 AM CDT | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 18 more | 67 min |
| Jul 18, 3:07 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 22 more | 53 min |
| Jul 22, 2:32 PM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Fayette, Howard, Mitchell and 3 more | 88 min |
| Jul 23, 11:13 PM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Howard, Mitchell, Winneshiek and 1 more | 92 min |
| Jul 24, 3:32 AM CDT | Mesoscale Discussion | SPC | Dubuque, Jackson | 58 min |
| Jul 25, 7:20 PM CDT | Mesoscale Discussion | SPC | Black Hawk, Boone, Bremer, Butler, Calhoun, Carroll and 25 more | 85 min |
| Jul 25, 7:21 PM CDT | Mesoscale Discussion | SPC | Cass, Fremont, Mills, Montgomery, Page, Pottawattamie and 1 more | 54 min |
| Jul 25, 8:40 PM CDT | Mesoscale Discussion | SPC | Benton, Buchanan, Cedar, Clayton, Clinton, Delaware and 17 more | 65 min |
| Jul 25, 11:34 PM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Dubuque, Jackson, Jones, Scott | 86 min |
| Jul 29, 3:25 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Davis, Des Moines, Hamilton, Hardin and 20 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Mitchell County6
- Worth County6
- Cerro Gordo County5
- Chickasaw County5
- Clayton County5
- Dubuque County5
- Howard County5
- Jackson County5
- Winneshiek County5
- Franklin County4
- Winnebago County4
- Allamakee County4
- Clinton County4
- Fayette County4
- Jones County4
- Clay County3
- Emmet County3
- Hancock County3
- Palo Alto County3
- Sac County3
- Wright County3
- Black Hawk County3
- Bremer County3
- Buchanan County3
- Butler County3
- Delaware County3
- Floyd County3
- Grundy County3
- Hardin County3
- Linn County3
- Benton County3
- Cedar County3
- Johnson County3
- Muscatine County3
- Scott County3
- Buena Vista County2
- Calhoun County2
- Cherokee County2
- Dickinson County2
- Humboldt County2
50 more counties
- Kossuth County2
- O'Brien County2
- Osceola County2
- Pocahontas County2
- Webster County2
- Boone County2
- Carroll County2
- Cass County2
- Dallas County2
- Greene County2
- Guthrie County2
- Mills County2
- Montgomery County2
- Pottawattamie County2
- Shelby County2
- Tama County2
- Hamilton County2
- Marshall County2
- Polk County2
- Story County2
- Henry County2
- Iowa County2
- Jefferson County2
- Keokuk County2
- Louisa County2
- Mahaska County2
- Monroe County2
- Poweshiek County2
- Wapello County2
- Washington County2
- Ida County1
- Lyon County1
- Plymouth County1
- Sioux County1
- Woodbury County1
- Adair County1
- Adams County1
- Audubon County1
- Harrison County1
- Madison County1
- Union County1
- Fremont County1
- Page County1
- Appanoose County1
- Davis County1
- Des Moines County1
- Jasper County1
- Lee County1
- Marion County1
- Van Buren County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.