Alert archive / Iowa / Flash Flood Warnings
Flash Flood Warnings in Iowa, 1991
21 flash flood warnings in 1991. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 1991. Tap one for its archive.
- Flash Flood Warnings
- 21
- Busiest month
- June14 flash flood warnings
- Busiest day
- June 4, 19914 flash flood warnings
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 |
|---|---|---|---|---|
| Apr 28, 9:33 PM CDT | Flash Flood Warning | DMX | Wayne | 117 min |
| May 17, 5:45 PM CDT | Flash Flood Warning | DMX | Hamilton, Hardin, Humboldt, Webster, Wright | 4 hr |
| May 17, 6:21 PM CDT | Flash Flood Warning | DVN | Scott | 2 hr |
| May 31, 12:50 PM CDT | Flash Flood Warning | DMX | Benton, Linn | 3 hr |
| May 31, 2:51 PM CDT | Flash Flood Warning | DMX | Iowa, Johnson | 3 hr |
| May 31, 2:51 PM CDT | Flash Flood Warning | DMX | Poweshiek | 3 hr |
| Jun 1, 2:33 AM CDT | Flash Flood Warning | FSD | Plymouth | 4 hr |
| Jun 1, 4:50 PM CDT | Flash Flood Warning | DMX | Dallas | 3 hr |
| Jun 1, 5:20 PM CDT | Flash Flood Warning | DMX | Cass | 3 hr |
| Jun 3, 8:53 PM CDT | Flash Flood Warning | DMX | Emmet | 3 hr |
| Jun 3, 10:59 PM CDT | Flash Flood Warning | DMX | Story | 4 hr |
| Jun 4, 2:21 AM CDT | Flash Flood Warning | DMX | Carroll | 4 hr |
| Jun 4, 3:52 AM CDT | Flash Flood Warning | DMX | Webster | 4 hr |
| Jun 10, 4:48 PM CDT | Flash Flood Warning | DMX | Polk | 3 hr |
| Jun 10, 5:14 PM CDT | Flash Flood Warning | DMX | Dallas | 3 hr |
| Jun 14, 4:02 AM CDT | Flash Flood Warning | DMX | Cass | 118 min |
| Jun 14, 7:06 PM CDT | Flash Flood Warning | DVN | Clayton | 3 hr |
| Jun 14, 11:16 PM CDT | Flash Flood Warning | DVN | Clayton | 3 hr |
| Jun 14, 11:26 PM CDT | Flash Flood Warning | DMX | Cerro Gordo, Floyd | 4 hr |
| Jun 14, 11:26 PM CDT | Flash Flood Warning | DMX | Bremer, Chickasaw, Fayette | 4 hr |
| Dec 11, 5:10 PM CST | Flash Flood Warning | DVN | Scott | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Webster County2
- Scott County2
- Dallas County2
- Cass County2
- Clayton County2
- Wayne County1
- Hamilton County1
- Hardin County1
- Humboldt County1
- Wright County1
- Benton County1
- Linn County1
- Iowa County1
- Johnson County1
- Poweshiek County1
- Plymouth County1
- Emmet County1
- Story County1
- Carroll County1
- Polk County1
- Cerro Gordo County1
- Floyd County1
- Bremer County1
- Chickasaw County1
- Fayette County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19901992
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.