Alert archive / Iowa / Tornado Warnings / 2009
Tornado Warnings in Iowa, June 2009
29 tornado warnings in June 2009. 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 warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count in June 2009. Tap one for its archive.
- Tornado Warnings
- 29
- Busiest day
- June 21, 20098 tornado warnings
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 |
|---|---|---|---|---|
| Jun 7, 6:21 PM CDT | Tornado Warning | DMX | Dallas | 24 min |
| Jun 7, 6:42 PM CDT | Tornado Warning | DMX | Polk | 33 min |
| Jun 7, 7:06 PM CDT | Tornado Warning | DMX | Polk | 24 min |
| Jun 17, 7:28 PM CDT | Tornado Warning | ARX | Floyd | 47 min |
| Jun 17, 8:10 PM CDT | Tornado Warning | ARX | Chickasaw, Floyd | 50 min |
| Jun 17, 8:52 PM CDT | Tornado Warning | ARX | Howard, Mitchell | 53 min |
| Jun 17, 8:59 PM CDT | Tornado Warning | ARX | Chickasaw | 46 min |
| Jun 17, 11:55 PM CDT | Tornado Warning | DMX | Clarke, Madison, Warren | 35 min |
| Jun 18, 12:59 AM CDT | Tornado Warning | DMX | Lucas, Wayne | 31 min |
| Jun 18, 9:52 PM CDT | Tornado Warning | ARX | Allamakee | 38 min |
| Jun 19, 4:00 PM CDT | Tornado Warning | DVN | Des Moines, Lee | 45 min |
| Jun 21, 4:56 PM CDT | Tornado Warning | DMX | Hamilton | 34 min |
| Jun 21, 4:56 PM CDT | Tornado Warning | FSD | Lyon, Sioux | 34 min |
| Jun 21, 5:33 PM CDT | Tornado Warning | FSD | Lyon, Sioux | 27 min |
| Jun 21, 5:35 PM CDT | Tornado Warning | DMX | Hamilton, Hardin | 25 min |
| Jun 21, 5:50 PM CDT | Tornado Warning | DMX | Franklin, Hardin | 25 min |
| Jun 21, 5:56 PM CDT | Tornado Warning | FSD | Lyon, Sioux | 49 min |
| Jun 21, 6:12 PM CDT | Tornado Warning | DMX | Hardin | 33 min |
| Jun 21, 6:41 PM CDT | Tornado Warning | DMX | Butler, Grundy, Hardin | 34 min |
| Jun 21, 7:13 PM CDT | Tornado Warning | DMX | Grundy | 47 min |
| Jun 21, 7:26 PM CDT | Tornado Warning | DVN | Benton | 49 min |
| Jun 21, 7:46 PM CDT | Tornado Warning | DVN | Benton, Iowa | 44 min |
| Jun 21, 7:49 PM CDT | Tornado Warning | DMX | Black Hawk, Grundy | 26 min |
| Jun 21, 8:06 PM CDT | Tornado Warning | DVN | Iowa, Johnson, Washington | 39 min |
| Jun 21, 8:23 PM CDT | Tornado Warning | DVN | Iowa, Johnson | 35 min |
| Jun 21, 8:38 PM CDT | Tornado Warning | DVN | Johnson, Louisa, Washington | 52 min |
| Jun 21, 9:21 PM CDT | Tornado Warning | DVN | Washington | 54 min |
| Jun 23, 1:53 PM CDT | Tornado Warning | DMX | Calhoun, Webster | 24 min |
| Jun 23, 4:12 PM CDT | Tornado Warning | DMX | Black Hawk | 33 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hardin County4
- Lyon County3
- Sioux County3
- Grundy County3
- Iowa County3
- Johnson County3
- Washington County3
- Polk County2
- Floyd County2
- Chickasaw County2
- Hamilton County2
- Benton County2
- Black Hawk County2
- Dallas County1
- Howard County1
- Mitchell County1
- Clarke County1
- Madison County1
- Warren County1
- Lucas County1
- Wayne County1
- Allamakee County1
- Des Moines County1
- Lee County1
- Franklin County1
- Butler County1
- Louisa County1
- Calhoun County1
- Webster County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.