Alert archive / Iowa / Flash Flood Watches / 2018
Flash Flood Watches in Iowa, June 2018
17 flash flood watches in June 2018. 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 watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in June 2018. Tap one for its archive.
- Flash Flood Watches
- 17
- Busiest day
- June 9, 20183 flash flood 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 |
|---|---|---|---|---|
| Jun 9, 11:04 AM CDT | Flash Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 14 hr |
| Jun 9, 11:25 AM CDT | Flash Flood Watch | DMX | Black Hawk, Bremer, Butler, Cerro Gordo, Worth | 12 hr |
| Jun 9, 3:01 PM CDT | Flash Flood Watch | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 5 more | 16 hr |
| Jun 10, 9:53 PM CDT | Flash Flood Watch | DMX | Appanoose, Boone, Clarke, Dallas, Decatur, Greene and 11 more | 10 hr |
| Jun 18, 3:28 PM CDT | Flash Flood Watch | OAX | Harrison, Monona, Pottawattamie, Shelby | 13 hr |
| Jun 18, 3:41 PM CDT | Flash Flood Watch | DMX | Adair, Audubon, Black Hawk, Boone, Bremer, Butler and 26 more | 16 hr |
| Jun 19, 3:16 PM CDT | Flash Flood Watch | OAX | Fremont, Harrison, Mills, Montgomery, Pottawattamie, Shelby | 16 hr |
| Jun 20, 3:16 AM CDT | Flash Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 28 hr |
| Jun 20, 4:28 AM CDT | Flash Flood Watch | DMX | Adair, Audubon, Boone, Calhoun, Carroll, Cass and 18 more | 23 hr |
| Jun 20, 4:30 AM CDT | Flash Flood Watch | OAX | Harrison, Monona, Pottawattamie, Shelby | 24 hr |
| Jun 21, 3:47 AM CDT | Flash Flood Watch | DVN | Cedar, Clinton, Delaware, Dubuque, Jackson, Johnson and 6 more | 23 hr |
| Jun 24, 9:52 PM CDT | Flash Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 25 hr |
| Jun 24, 9:54 PM CDT | Flash Flood Watch | OAX | Monona | 24 hr |
| Jun 25, 1:08 PM CDT | Flash Flood Watch | DMX | Calhoun, Carroll, Cerro Gordo, Crawford, Emmet, Greene and 10 more | 14 hr |
| Jun 30, 2:59 AM CDT | Flash Flood Watch | DMX | Adair, Adams, Audubon, Black Hawk, Boone, Calhoun and 31 more | 27 hr |
| Jun 30, 3:09 AM CDT | Flash Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and 3 more | 25 hr |
| Jun 30, 3:09 AM CDT | Flash Flood Watch | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Pottawattamie and 1 more | 25 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Greene County5
- Webster County5
- Boone County4
- Dallas County4
- Hamilton County4
- Madison County4
- Polk County4
- Story County4
- Harrison County4
- Monona County4
- Pottawattamie County4
- Shelby County4
- Calhoun County4
- Carroll County4
- Crawford County4
- Humboldt County4
- Pocahontas County4
- Sac County4
- Wright County4
- Black Hawk County3
- Cerro Gordo County3
- Worth County3
- Jasper County3
- Warren County3
- Adair County3
- Audubon County3
- Cass County3
- Guthrie County3
- Buena Vista County3
- Cherokee County3
- Clay County3
- Dickinson County3
- Ida County3
- O'Brien County3
- Osceola County3
- Plymouth County3
- Woodbury County3
- Emmet County3
- Hancock County3
- Kossuth County3
47 more counties
- Palo Alto County3
- Winnebago County3
- Bremer County2
- Butler County2
- Cedar County2
- Clinton County2
- Delaware County2
- Dubuque County2
- Jackson County2
- Jones County2
- Linn County2
- Muscatine County2
- Scott County2
- Marion County2
- Franklin County2
- Grundy County2
- Hardin County2
- Marshall County2
- Poweshiek County2
- Tama County2
- Fremont County2
- Mills County2
- Montgomery County2
- Lyon County2
- Sioux County2
- Allamakee County1
- Chickasaw County1
- Clayton County1
- Fayette County1
- Floyd County1
- Howard County1
- Mitchell County1
- Winneshiek County1
- Benton County1
- Buchanan County1
- Appanoose County1
- Clarke County1
- Decatur County1
- Lucas County1
- Monroe County1
- Wayne County1
- Mahaska County1
- Johnson County1
- Louisa County1
- Washington County1
- Adams County1
- Union County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.