Alert archive / Iowa / Tornado Watches / 2023
Tornado Watches in Iowa, May 2023
3 tornado watches in May 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 May 2023. Tap one for its archive.
- Tornado Watches
- 3
- Busiest day
- May 6, 20231 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 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 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fremont County2
- Mahaska County2
- Marion County2
- Monroe County2
- Montgomery County2
- Page County2
- Wapello County2
- Warren County2
- Ida County2
- Plymouth County2
- Adair County1
- Adams County1
- Appanoose County1
- Clarke County1
- Davis County1
- Decatur County1
- Lucas County1
- Madison County1
- Ringgold County1
- Taylor County1
- Union County1
- Wayne County1
- Harrison County1
- Mills County1
- Monona County1
- Pottawattamie County1
- Shelby County1
- Woodbury County1
- Benton County1
- Boone County1
- Buena Vista County1
- Calhoun County1
- Carroll County1
- Cherokee County1
- Clay County1
- Dallas County1
- Des Moines County1
- Greene County1
- Grundy County1
- Guthrie County1
23 more counties
- Hamilton County1
- Hardin County1
- Henry County1
- Humboldt County1
- Iowa County1
- Jasper County1
- Jefferson County1
- Johnson County1
- Keokuk County1
- Lee County1
- Louisa County1
- Marshall County1
- O'Brien County1
- Pocahontas County1
- Polk County1
- Poweshiek County1
- Sac County1
- Story County1
- Tama County1
- Van Buren County1
- Washington County1
- Webster County1
- Wright County1
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.