Alert archive / Iowa / Mesoscale Discussions / 2003
Mesoscale Discussions in Iowa, April 2003
18 mesoscale discussions in April 2003. 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 April 2003. Tap one for its archive.
- Mesoscale Discussions
- 18
- Busiest day
- April 30, 20036 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 |
|---|---|---|---|---|
| Apr 3, 8:39 PM CST | Mesoscale Discussion | SPC | Adams, Appanoose, Clarke, Davis, Decatur, Fremont and 11 more | 2 hr |
| Apr 3, 11:44 PM CST | Mesoscale Discussion | SPC | Appanoose, Clarke, Decatur, Lucas, Monroe, Page and 3 more | 2 hr |
| Apr 4, 1:47 AM CST | Mesoscale Discussion | SPC | Appanoose, Clarke, Decatur, Lucas, Monroe, Page and 3 more | 88 min |
| Apr 4, 1:33 PM CST | Mesoscale Discussion | SPC | Allamakee, Clayton, Fayette | 6 hr |
| Apr 6, 5:41 PM CDT | Mesoscale Discussion | SPC | Audubon, Benton, Black Hawk, Boone, Bremer, Buena Vista and 37 more | 5 hr |
| Apr 15, 7:19 PM CDT | Mesoscale Discussion | SPC | Lyon, Osceola, Plymouth, Sioux | 86 min |
| Apr 15, 8:34 PM CDT | Mesoscale Discussion | SPC | Emmet, Winnebago, Worth | 86 min |
| Apr 18, 5:15 PM CDT | Mesoscale Discussion | SPC | Fremont | 90 min |
| Apr 18, 7:33 PM CDT | Mesoscale Discussion | SPC | Fremont, Mills, Page, Taylor | 57 min |
| Apr 18, 7:48 PM CDT | Mesoscale Discussion | SPC | Adair, Audubon, Boone, Calhoun, Carroll, Cass and 24 more | 87 min |
| Apr 18, 9:56 PM CDT | Mesoscale Discussion | SPC | Crawford, Harrison, Ida, Monona, Pottawattamie, Sac and 2 more | 64 min |
| Apr 19, 12:15 PM CDT | Mesoscale Discussion | SPC | Benton, Black Hawk, Bremer, Buchanan, Cedar, Clinton and 20 more | 3 hr |
| Apr 29, 7:00 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 13 more | 3 hr |
| Apr 29, 10:40 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 17 more | 2 hr |
| Apr 30, 11:04 AM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Dubuque, Jackson, Jones, Scott | 116 min |
| Apr 30, 12:22 PM CDT | Mesoscale Discussion | SPC | Des Moines, Henry, Lee | 113 min |
| Apr 30, 2:49 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Decatur, Lucas, Monroe, Page and 3 more | 116 min |
| Apr 30, 3:24 PM CDT | Mesoscale Discussion | SPC | Des Moines, Louisa, Muscatine | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Page County7
- Taylor County7
- Fremont County5
- Lucas County5
- Monroe County5
- Crawford County5
- Harrison County5
- Monona County5
- Shelby County5
- Appanoose County4
- Clarke County4
- Decatur County4
- Ringgold County4
- Wayne County4
- Audubon County4
- Boone County4
- Carroll County4
- Greene County4
- Guthrie County4
- Pottawattamie County4
- Adams County3
- Mahaska County3
- Marion County3
- Ida County3
- Sac County3
- Story County3
- Woodbury County3
- Mills County3
- Adair County3
- Cass County3
- Dallas County3
- Des Moines County3
- Union County2
- Wapello County2
- Warren County2
- Benton County2
- Black Hawk County2
- Bremer County2
- Calhoun County2
- Emmet County2
55 more counties
- Hamilton County2
- Hardin County2
- Marshall County2
- Osceola County2
- Plymouth County2
- Sioux County2
- Tama County2
- Webster County2
- Madison County2
- Polk County2
- Cedar County2
- Clinton County2
- Dubuque County2
- Henry County2
- Jackson County2
- Jones County2
- Louisa County2
- Muscatine County2
- Scott County2
- Montgomery County2
- Davis County1
- Allamakee County1
- Clayton County1
- Fayette County1
- Buena Vista County1
- Butler County1
- Cerro Gordo County1
- Cherokee County1
- Chickasaw County1
- Clay County1
- Dickinson County1
- Floyd County1
- Franklin County1
- Grundy County1
- Hancock County1
- Humboldt County1
- Kossuth County1
- O'Brien County1
- Palo Alto County1
- Pocahontas County1
- Wright County1
- Lyon County1
- Winnebago County1
- Worth County1
- Jasper County1
- Buchanan County1
- Delaware County1
- Iowa County1
- Jefferson County1
- Johnson County1
- Keokuk County1
- Linn County1
- Poweshiek County1
- Washington County1
- Lee County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.