Alert archive / Iowa / Winter Storm Warnings / 2018
Winter Storm Warnings in Iowa, April 2018
11 winter storm warnings in April 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 winter storm warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in April 2018. Tap one for its archive.
- Winter Storm Warnings
- 11
- Busiest day
- April 13, 20183 winter storm 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 |
|---|---|---|---|---|
| Apr 2, 11:09 AM CDT | Winter Storm Warning | ARX | Floyd, Howard, Mitchell, Winneshiek | 41 hr |
| Apr 2, 2:00 PM CDT | Winter Storm Warning | DMX | Cerro Gordo, Emmet, Hancock, Kossuth, Palo Alto, Winnebago and 1 more | 35 hr |
| Apr 3, 3:21 AM CDT | Winter Storm Warning | FSD | Dickinson, Osceola | 18 hr |
| Apr 8, 3:48 PM CDT | Winter Storm Warning | DMX | Cerro Gordo, Emmet, Hancock, Kossuth, Palo Alto, Winnebago and 1 more | 12 hr |
| Apr 13, 3:19 PM CDT | Winter Storm Warning | OAX | Monona | 23 hr |
| Apr 13, 3:54 PM CDT | Winter Storm Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 20 hr |
| Apr 13, 4:04 PM CDT | Winter Storm Warning | ARX | Floyd, Howard, Mitchell | 54 hr |
| Apr 17, 3:35 AM CDT | Winter Storm Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 44 hr |
| Apr 17, 3:54 AM CDT | Winter Storm Warning | DMX | Black Hawk, Bremer, Butler, Calhoun, Cerro Gordo, Emmet and 14 more | 38 hr |
| Apr 17, 3:02 PM CDT | Winter Storm Warning | DVN | Benton, Buchanan, Delaware, Dubuque, Jackson, Jones and 1 more | 34 hr |
| Apr 18, 2:59 AM CDT | Winter Storm Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, O'Brien, Osceola | 15 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cerro Gordo County4
- Hancock County4
- Winnebago County4
- Worth County4
- Floyd County3
- Howard County3
- Mitchell County3
- Emmet County3
- Kossuth County3
- Palo Alto County3
- Winneshiek County2
- Dickinson County2
- Osceola County2
- Monona County1
- Allamakee County1
- Chickasaw County1
- Clayton County1
- Fayette County1
- Black Hawk County1
- Bremer County1
- Butler County1
- Calhoun County1
- Franklin County1
- Grundy County1
- Hamilton County1
- Hardin County1
- Humboldt County1
- Pocahontas County1
- Sac County1
- Webster County1
- Wright County1
- Benton County1
- Buchanan County1
- Delaware County1
- Dubuque County1
- Jackson County1
- Jones County1
- Linn County1
- Buena Vista County1
- Cherokee County1
2 more counties
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.