Alert archive / Iowa / Extreme Cold Warnings
Extreme Cold Warnings in Iowa, 2025
13 extreme cold warnings in 2025. 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 extreme cold warnings reaches back to 2005.
Extreme Cold Warnings by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Extreme Cold Warnings
- 13
- Busiest month
- February8 extreme cold warnings
- Busiest day
- February 17, 20255 extreme cold 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 |
|---|---|---|---|---|
| Jan 19, 1:55 PM CST | Extreme Cold Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 46 hr |
| Jan 20, 12:58 AM CST | Extreme Cold Warning | OAX | Harrison, Monona, Pottawattamie, Shelby | 34 hr |
| Jan 20, 2:42 AM CST | Extreme Cold Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 33 hr |
| Jan 20, 2:45 AM CST | Extreme Cold Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 33 hr |
| Jan 20, 2:46 AM CST | Extreme Cold Warning | DMX | Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 39 more | 33 hr |
| Feb 17, 2:38 AM CST | Extreme Cold Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 5 more | 33 hr |
| Feb 17, 2:51 AM CST | Extreme Cold Warning | OAX | Harrison, Mills, Monona, Montgomery, Pottawattamie, Shelby | 33 hr |
| Feb 17, 2:57 AM CST | Extreme Cold Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 33 hr |
| Feb 17, 3:25 AM CST | Extreme Cold Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 31 hr |
| Feb 17, 3:44 AM CST | Extreme Cold Warning | DMX | Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 32 more | 32 hr |
| Feb 18, 2:21 PM CST | Extreme Cold Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 43 hr |
| Feb 19, 3:37 AM CST | Extreme Cold Warning | DMX | Adair, Adams, Audubon, Carroll, Cass, Crawford and 4 more | 29 hr |
| Feb 19, 12:59 PM CST | Extreme Cold Warning | FSD | Ida, Woodbury | 20 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Harrison County3
- Monona County3
- Pottawattamie County3
- Shelby County3
- Ida County3
- Woodbury County3
- Adair County3
- Adams County3
- Audubon County3
- Carroll County3
- Cass County3
- Crawford County3
- Guthrie County3
- Union County3
- Allamakee County2
- Chickasaw County2
- Clayton County2
- Fayette County2
- Floyd County2
- Howard County2
- Mitchell County2
- Winneshiek County2
- Benton County2
- Buchanan County2
- Cedar County2
- Clinton County2
- Delaware County2
- Dubuque County2
- Iowa County2
- Jackson County2
- Johnson County2
- Jones County2
- Linn County2
- Buena Vista County2
- Cherokee County2
- Clay County2
- Dickinson County2
- Lyon County2
- O'Brien County2
- Osceola County2
55 more counties
- Plymouth County2
- Sioux County2
- Black Hawk County2
- Boone County2
- Bremer County2
- Butler County2
- Calhoun County2
- Cerro Gordo County2
- Dallas County2
- Emmet County2
- Franklin County2
- Greene County2
- Grundy County2
- Hamilton County2
- Hancock County2
- Hardin County2
- Humboldt County2
- Jasper County2
- Kossuth County2
- Madison County2
- Marshall County2
- Palo Alto County2
- Pocahontas County2
- Polk County2
- Poweshiek County2
- Sac County2
- Story County2
- Tama County2
- Webster County2
- Winnebago County2
- Worth County2
- Wright County2
- Mills County2
- Montgomery County2
- Des Moines County1
- Henry County1
- Jefferson County1
- Keokuk County1
- Lee County1
- Louisa County1
- Muscatine County1
- Scott County1
- Van Buren County1
- Washington County1
- Clarke County1
- Lucas County1
- Mahaska County1
- Marion County1
- Monroe County1
- Wapello County1
- Warren County1
- Fremont County1
- Page County1
- Ringgold County1
- Taylor County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.