Alert archive / Iowa / Flash Flood Warnings / 2017
Flash Flood Warnings in Iowa, July 2017
19 flash flood warnings in July 2017. 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 July 2017. Tap one for its archive.
- Flash Flood Warnings
- 19
- Busiest day
- July 21, 20178 flash flood 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 |
|---|---|---|---|---|
| Jul 11, 10:14 PM CDT | Flash Flood Warning | ARX | Clayton | 6 hr |
| Jul 11, 11:03 PM CDT | Flash Flood Warning | DVN | Dubuque | 6 hr |
| Jul 20, 6:56 PM CDT | Flash Flood Warning | DVN | Des Moines, Henry | 6 hr |
| Jul 20, 7:56 PM CDT | Flash Flood Warning | DVN | Henry, Jefferson | 6 hr |
| Jul 20, 8:58 PM CDT | Flash Flood Warning | DVN | Henry, Jefferson, Louisa, Muscatine, Washington | 6 hr |
| Jul 21, 9:22 AM CDT | Flash Flood Warning | ARX | Howard | 3 hr |
| Jul 21, 10:01 AM CDT | Flash Flood Warning | DMX | Bremer | 6 hr |
| Jul 21, 10:18 AM CDT | Flash Flood Warning | ARX | Fayette | 3 hr |
| Jul 21, 10:45 AM CDT | Flash Flood Warning | ARX | Chickasaw | 3 hr |
| Jul 21, 5:16 PM CDT | Flash Flood Warning | DVN | Cedar, Johnson, Jones, Linn | 6 hr |
| Jul 21, 6:54 PM CDT | Flash Flood Warning | ARX | Clayton | 15 hr |
| Jul 21, 10:18 PM CDT | Flash Flood Warning | ARX | Chickasaw, Clayton, Fayette | 12 hr |
| Jul 21, 10:24 PM CDT | Flash Flood Warning | DMX | Bremer | 15 hr |
| Jul 21, 11:54 PM CDT | Flash Flood Warning | ARX | Chickasaw, Floyd | 10 hr |
| Jul 22, 12:09 AM CDT | Flash Flood Warning | DVN | Buchanan, Delaware, Dubuque, Jackson | 6 hr |
| Jul 22, 12:37 AM CDT | Flash Flood Warning | DVN | Jackson | 6 hr |
| Jul 22, 2:04 AM CDT | Flash Flood Warning | DMX | Black Hawk, Bremer, Butler | 6 hr |
| Jul 22, 3:12 AM CDT | Flash Flood Warning | DVN | Clinton | 4 hr |
| Jul 22, 3:56 AM CDT | Flash Flood Warning | DVN | Jones | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clayton County3
- Henry County3
- Bremer County3
- Chickasaw County3
- Dubuque County2
- Jefferson County2
- Fayette County2
- Jones County2
- Jackson County2
- Des Moines County1
- Louisa County1
- Muscatine County1
- Washington County1
- Howard County1
- Cedar County1
- Johnson County1
- Linn County1
- Floyd County1
- Buchanan County1
- Delaware County1
- Black Hawk County1
- Butler County1
- Clinton County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.