Alert archive / Iowa / Tornado Watches
Tornado Watches in Iowa, 2023
11 tornado watches 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 tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Tornado Watches
- 11
- Busiest month
- April3 tornado watches
- Busiest day
- March 31, 20231 tornado watches
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 |
|---|---|---|---|---|
| Mar 31, 11:46 AM CDT | Tornado Watch | SPC | Adair, Adams, Allamakee, Appanoose, Benton, Black Hawk and 64 more | 8 hr |
| Apr 4, 2:48 PM CDT | Tornado Watch | SPC | Adair, Adams, Appanoose, Audubon, Benton, Black Hawk and 50 more | 7 hr |
| Apr 19, 3:45 PM CDT | Tornado Watch | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 20 more | 7 hr |
| Apr 20, 2:06 PM CDT | Tornado Watch | SPC | Clinton, Des Moines, Henry, Jackson, Lee, Louisa and 2 more | 6 hr |
| May 6, 3:56 PM CDT | Tornado Watch | SPC | Adair, Adams, Appanoose, Clarke, Davis, Decatur and 14 more | 7 hr |
| May 12, 1:09 PM CDT | Tornado Watch | SPC | Fremont, Harrison, Ida, Mills, Monona, Montgomery and 5 more | 8 hr |
| May 13, 12:54 PM CDT | Tornado Watch | SPC | Benton, Boone, Buena Vista, Calhoun, Carroll, Cherokee and 36 more | 7 hr |
| Jun 24, 1:35 PM CDT | Tornado Watch | SPC | Adair, Adams, Appanoose, Benton, Black Hawk, Boone and 53 more | 5 hr |
| Aug 5, 3:01 PM CDT | Tornado Watch | SPC | Buena Vista, Carroll, Cherokee, Crawford, Harrison, Ida and 9 more | 7 hr |
| Aug 6, 3:16 PM CDT | Tornado Watch | SPC | Des Moines, Henry, Jefferson, Lee, Van Buren | 9 hr |
| Oct 13, 1:30 PM CDT | Tornado Watch | SPC | Benton, Boone, Calhoun, Franklin, Grundy, Hamilton and 20 more | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Boone County6
- Jefferson County6
- Mahaska County6
- Marion County6
- Wapello County6
- Adair County5
- Adams County5
- Benton County5
- Dallas County5
- Des Moines County5
- Greene County5
- Grundy County5
- Guthrie County5
- Hamilton County5
- Hardin County5
- Henry County5
- Iowa County5
- Jasper County5
- Johnson County5
- Keokuk County5
- Lee County5
- Madison County5
- Marshall County5
- Monroe County5
- Polk County5
- Poweshiek County5
- Ringgold County5
- Story County5
- Tama County5
- Union County5
- Van Buren County5
- Warren County5
- Washington County5
- Webster County5
- Carroll County5
- Appanoose County4
- Clarke County4
- Davis County4
- Decatur County4
- Humboldt County4
57 more counties
- Louisa County4
- Lucas County4
- Taylor County4
- Wayne County4
- Wright County4
- Calhoun County4
- Ida County4
- Black Hawk County3
- Buchanan County3
- Clinton County3
- Franklin County3
- Jackson County3
- Linn County3
- Muscatine County3
- Scott County3
- Fremont County3
- Harrison County3
- Monona County3
- Montgomery County3
- Page County3
- Sac County3
- Shelby County3
- Woodbury County3
- Plymouth County3
- Pocahontas County3
- Bremer County2
- Butler County2
- Cedar County2
- Cerro Gordo County2
- Chickasaw County2
- Delaware County2
- Dubuque County2
- Fayette County2
- Floyd County2
- Hancock County2
- Howard County2
- Jones County2
- Mitchell County2
- Winnebago County2
- Winneshiek County2
- Worth County2
- Audubon County2
- Cass County2
- Crawford County2
- Mills County2
- Pottawattamie County2
- Buena Vista County2
- Cherokee County2
- O'Brien County2
- Allamakee County1
- Clayton County1
- Clay County1
- Kossuth County1
- Lyon County1
- Osceola County1
- Sioux County1
- Palo Alto 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.