Alert archive / Iowa / Winter Storm Warnings / 2021
Winter Storm Warnings in Iowa, January 2021
8 winter storm warnings in January 2021. 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 January 2021. Tap one for its archive.
- Winter Storm Warnings
- 8
- Busiest day
- January 24, 20213 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 |
|---|---|---|---|---|
| Jan 1, 4:02 AM CST | Winter Storm Warning | DVN | Des Moines, Henry, Lee, Louisa, Van Buren | 20 hr |
| Jan 14, 4:04 AM CST | Winter Storm Warning | DMX | Cerro Gordo, Franklin, Hardin, Polk, Story, Warren and 1 more | 5 hr |
| Jan 24, 3:15 AM CST | Winter Storm Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 49 hr |
| Jan 24, 3:17 AM CST | Winter Storm Warning | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 32 more | 57 hr |
| Jan 24, 2:43 PM CST | Winter Storm Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 45 hr |
| Jan 29, 2:29 PM CST | Winter Storm Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 7 more | 46 hr |
| Jan 29, 2:54 PM CST | Winter Storm Warning | ARX | Clayton, Fayette | 45 hr |
| Jan 29, 2:56 PM CST | Winter Storm Warning | DMX | Black Hawk, Bremer, Butler, Grundy, Hardin, Marshall and 1 more | 35 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hardin County3
- Des Moines County2
- Henry County2
- Lee County2
- Louisa County2
- Van Buren County2
- Polk County2
- Story County2
- Warren County2
- Black Hawk County2
- Grundy County2
- Marshall County2
- Tama County2
- Benton County2
- Buchanan County2
- Cedar County2
- Clinton County2
- Delaware County2
- Dubuque County2
- Iowa County2
- Jackson County2
- Johnson County2
- Jones County2
- Linn County2
- Muscatine County2
- Scott County2
- Cerro Gordo County1
- Franklin County1
- Worth County1
- Fremont County1
- Harrison County1
- Mills County1
- Monona County1
- Montgomery County1
- Page County1
- Pottawattamie County1
- Shelby County1
- Adair County1
- Adams County1
- Appanoose County1
34 more counties
- Audubon County1
- Boone County1
- Calhoun County1
- Carroll County1
- Cass County1
- Clarke County1
- Crawford County1
- Dallas County1
- Davis County1
- Decatur County1
- Greene County1
- Guthrie County1
- Hamilton County1
- Jasper County1
- Lucas County1
- Madison County1
- Mahaska County1
- Marion County1
- Monroe County1
- Poweshiek County1
- Ringgold County1
- Sac County1
- Taylor County1
- Union County1
- Wapello County1
- Wayne County1
- Webster County1
- Jefferson County1
- Keokuk County1
- Washington County1
- Clayton County1
- Fayette County1
- Bremer County1
- Butler County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.