Alert archive / Iowa / Freeze Warnings
Freeze Warnings in Iowa, 2018
9 freeze warnings in 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 freeze warnings reaches back to 2005.
Freeze Warnings by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Freeze Warnings
- 9
- Busiest month
- October9 freeze warnings
- Busiest day
- October 11, 20184 freeze 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 |
|---|---|---|---|---|
| Oct 11, 2:39 AM CDT | Freeze Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 30 hr |
| Oct 11, 3:24 AM CDT | Freeze Warning | DMX | Black Hawk, Bremer, Butler, Calhoun, Cerro Gordo, Emmet and 16 more | 29 hr |
| Oct 11, 3:35 AM CDT | Freeze Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 4 more | 29 hr |
| Oct 11, 3:40 AM CDT | Freeze Warning | DVN | Benton, Buchanan, Clinton, Delaware, Dubuque, Jackson and 2 more | 28 hr |
| Oct 14, 3:10 AM CDT | Freeze Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 31 hr |
| Oct 14, 3:45 AM CDT | Freeze Warning | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 38 more | 30 hr |
| Oct 14, 3:21 PM CDT | Freeze Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 18 hr |
| Oct 15, 3:14 AM CDT | Freeze Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 30 hr |
| Oct 15, 2:44 PM CDT | Freeze Warning | DMX | Appanoose, Clarke, Davis, Decatur, Lucas, Mahaska and 6 more | 18 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Benton County3
- Buchanan County3
- Clinton County3
- Delaware County3
- Dubuque County3
- Jackson County3
- Jones County3
- Linn County3
- Black Hawk County2
- Bremer County2
- Butler County2
- Calhoun County2
- Franklin County2
- Grundy County2
- Hamilton County2
- Hardin County2
- Humboldt County2
- Marshall County2
- Pocahontas County2
- Sac County2
- Tama County2
- Webster County2
- Wright County2
- Appanoose County2
- Clarke County2
- Davis County2
- Decatur County2
- Lucas County2
- Mahaska County2
- Marion County2
- Monroe County2
- Poweshiek County2
- Ringgold County2
- Wapello County2
- Wayne County2
- Cedar County2
- Des Moines County2
- Henry County2
- Iowa County2
- Jefferson County2
58 more counties
- Johnson County2
- Keokuk County2
- Lee County2
- Louisa County2
- Muscatine County2
- Scott County2
- Van Buren County2
- Washington County2
- Allamakee County1
- Chickasaw County1
- Clayton County1
- Fayette County1
- Floyd County1
- Howard County1
- Mitchell County1
- Winneshiek County1
- Cerro Gordo County1
- Emmet County1
- Hancock County1
- Kossuth County1
- Palo Alto County1
- Winnebago County1
- Worth County1
- Buena Vista County1
- Cherokee County1
- Clay County1
- Dickinson County1
- Ida County1
- Lyon County1
- O'Brien County1
- Osceola County1
- Plymouth County1
- Sioux County1
- Fremont County1
- Harrison County1
- Mills County1
- Monona County1
- Montgomery County1
- Page County1
- Pottawattamie County1
- Shelby County1
- Adair County1
- Adams County1
- Audubon County1
- Boone County1
- Carroll County1
- Cass County1
- Crawford County1
- Dallas County1
- Greene County1
- Guthrie County1
- Jasper County1
- Madison County1
- Polk County1
- Story County1
- Taylor County1
- Union County1
- Warren County1
The busiest days
Days with the most alerts issued, by UTC date.
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.