Alert archive / Iowa / Tornado Watches / 2019
Tornado Watches in Iowa, September 2019
5 tornado watches in September 2019. 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 September 2019. Tap one for its archive.
- Tornado Watches
- 5
- Busiest day
- September 9, 20191 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 |
|---|---|---|---|---|
| Sep 9, 3:32 PM CDT | Tornado Watch | SPC | Adair, Allamakee, Audubon, Benton, Black Hawk, Boone and 47 more | 6 hr |
| Sep 12, 2:19 PM CDT | Tornado Watch | SPC | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 6 hr |
| Sep 24, 4:43 PM CDT | Tornado Watch | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Butler and 55 more | 7 hr |
| Sep 24, 7:17 PM CDT | Tornado Watch | SPC | Allamakee, Winneshiek | 4 hr |
| Sep 27, 4:00 PM CDT | Tornado Watch | SPC | Cedar, Clinton, Des Moines, Henry, Jefferson, Johnson and 6 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allamakee County3
- Chickasaw County3
- Floyd County3
- Howard County3
- Mitchell County3
- Winneshiek County3
- Adair County2
- Audubon County2
- Boone County2
- Butler County2
- Calhoun County2
- Carroll County2
- Cass County2
- Cerro Gordo County2
- Clayton County2
- Crawford County2
- Dallas County2
- Emmet County2
- Fayette County2
- Franklin County2
- Greene County2
- Grundy County2
- Guthrie County2
- Hamilton County2
- Hancock County2
- Hardin County2
- Humboldt County2
- Jasper County2
- Johnson County2
- Kossuth County2
- Madison County2
- Marshall County2
- Palo Alto County2
- Pocahontas County2
- Polk County2
- Sac County2
- Story County2
- Warren County2
- Webster County2
- Winnebago County2
48 more counties
- Worth County2
- Wright County2
- Benton County1
- Black Hawk County1
- Bremer County1
- Buchanan County1
- Delaware County1
- Dubuque County1
- Iowa County1
- Jones County1
- Linn County1
- Poweshiek County1
- Tama County1
- Adams County1
- Buena Vista County1
- Cherokee County1
- Clarke County1
- Clay County1
- Dickinson County1
- Fremont County1
- Harrison County1
- Ida County1
- Lyon County1
- Mills County1
- Monona County1
- Montgomery County1
- O'Brien County1
- Osceola County1
- Page County1
- Plymouth County1
- Pottawattamie County1
- Ringgold County1
- Shelby County1
- Sioux County1
- Taylor County1
- Union County1
- Woodbury County1
- Cedar County1
- Clinton County1
- Des Moines County1
- Henry County1
- Jefferson County1
- Lee County1
- Louisa County1
- Muscatine County1
- Scott County1
- Van Buren County1
- Washington County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.