Alert archive / Iowa / Tornado Watches / 2004
Tornado Watches in Iowa, May 2004
16 tornado watches in May 2004. 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 tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in May 2004. Tap one for its archive.
- Tornado Watches
- 16
- Busiest day
- May 22, 20043 tornado watches
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 |
|---|---|---|---|---|
| May 20, 5:00 PM CDT | Tornado Watch | SPC | Adair, Adams, Appanoose, Audubon, Cass, Clarke and 23 more | 5 hr |
| May 21, 2:45 PM CDT | Tornado Watch | SPC | Allamakee, Audubon, Benton, Black Hawk, Boone, Bremer and 59 more | 7 hr |
| May 21, 9:55 PM CDT | Tornado Watch | SPC | Audubon, Boone, Buena Vista, Calhoun, Carroll, Cherokee and 14 more | 4 hr |
| May 22, 3:45 PM CDT | Tornado Watch | SPC | Fremont, Harrison, Mills, Pottawattamie, Shelby | 7 hr |
| May 22, 6:15 PM CDT | Tornado Watch | SPC | Adair, Adams, Appanoose, Audubon, Benton, Boone and 47 more | 6 hr |
| May 22, 10:40 PM CDT | Tornado Watch | SPC | Adair, Adams, Appanoose, Benton, Cedar, Clarke and 33 more | 5 hr |
| May 23, 1:15 PM CDT | Tornado Watch | SPC | Des Moines, Lee | 6 hr |
| May 23, 2:05 PM CDT | Tornado Watch | SPC | Allamakee, Benton, Buchanan, Cedar, Clayton, Clinton and 14 more | 8 hr |
| May 24, 11:30 AM CDT | Tornado Watch | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 19 more | 11 hr |
| May 24, 2:35 PM CDT | Tornado Watch | SPC | Appanoose, Boone, Butler, Cerro Gordo, Clarke, Dallas and 26 more | 7 hr |
| May 24, 5:45 PM CDT | Tornado Watch | SPC | Appanoose, Davis, Des Moines, Lee, Van Buren, Wayne | 5 hr |
| May 29, 2:05 PM CDT | Tornado Watch | SPC | Buena Vista, Calhoun, Cherokee, Clay, Dickinson, Emmet and 13 more | 8 hr |
| May 29, 3:05 PM CDT | Tornado Watch | SPC | Carroll, Crawford, Fremont, Harrison, Mills, Monona and 4 more | 7 hr |
| May 29, 4:35 PM CDT | Tornado Watch | SPC | Adair, Adams, Boone, Cass, Clarke, Dallas and 15 more | 5 hr |
| May 29, 9:35 PM CDT | Tornado Watch | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 26 more | 6 hr |
| May 30, 12:25 PM CDT | Tornado Watch | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 37 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Dallas County8
- Clarke County7
- Guthrie County7
- Jasper County7
- Polk County7
- Shelby County7
- Warren County7
- Wayne County7
- Boone County7
- Adair County6
- Adams County6
- Audubon County6
- Davis County6
- Decatur County6
- Fremont County6
- Lucas County6
- Madison County6
- Marion County6
- Montgomery County6
- Page County6
- Poweshiek County6
- Ringgold County6
- Taylor County6
- Union County6
- Carroll County6
- Greene County6
- Harrison County6
- Marshall County6
- Appanoose County5
- Cass County5
- Mahaska County5
- Pottawattamie County5
- Wapello County5
- Benton County5
- Cedar County5
- Crawford County5
- Iowa County5
- Johnson County5
- Jones County5
- Linn County5
59 more counties
- Monona County5
- Muscatine County5
- Story County5
- Tama County5
- Mills County5
- Monroe County4
- Calhoun County4
- Clinton County4
- Delaware County4
- Hardin County4
- Humboldt County4
- Jackson County4
- Sac County4
- Scott County4
- Webster County4
- Des Moines County4
- Keokuk County4
- Louisa County4
- Van Buren County4
- Washington County4
- Allamakee County3
- Buchanan County3
- Buena Vista County3
- Butler County3
- Cerro Gordo County3
- Cherokee County3
- Clayton County3
- Dubuque County3
- Emmet County3
- Fayette County3
- Franklin County3
- Grundy County3
- Hamilton County3
- Ida County3
- Kossuth County3
- Pocahontas County3
- Winneshiek County3
- Woodbury County3
- Worth County3
- Henry County3
- Jefferson County3
- Lee County3
- Black Hawk County2
- Bremer County2
- Chickasaw County2
- Clay County2
- Dickinson County2
- Floyd County2
- Hancock County2
- Howard County2
- Mitchell County2
- O'Brien County2
- Osceola County2
- Palo Alto County2
- Winnebago County2
- Wright County2
- Plymouth County2
- Lyon County1
- Sioux County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20032005
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.