Alert archive / Iowa / Winter Weather Advisories / 2021
Winter Weather Advisories in Iowa, February 2021
20 winter weather advisories in February 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 weather advisories reaches back to 2005.
Winter Weather Advisories by county
Each county as a circle sized by its count in February 2021. Tap one for its archive.
- Winter Weather Advisories
- 20
- Busiest day
- February 3, 20215 winter weather advisories
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 |
|---|---|---|---|---|
| Feb 3, 3:12 AM CST | Winter Weather Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 33 hr |
| Feb 3, 3:15 AM CST | Winter Weather Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 33 hr |
| Feb 3, 3:35 AM CST | Winter Weather Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 48 hr |
| Feb 3, 4:01 AM CST | Winter Weather Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 56 hr |
| Feb 3, 1:53 PM CST | Winter Weather Advisory | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 34 hr |
| Feb 5, 3:26 AM CST | Winter Weather Advisory | OAX | Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie | 36 hr |
| Feb 5, 1:38 PM CST | Winter Weather Advisory | DVN | Cedar, Des Moines, Henry, Iowa, Jefferson, Johnson and 7 more | 29 hr |
| Feb 5, 2:42 PM CST | Winter Weather Advisory | DMX | Adair, Adams, Appanoose, Audubon, Cass, Clarke and 18 more | 27 hr |
| Feb 6, 3:14 PM CST | Winter Weather Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 37 hr |
| Feb 7, 3:02 AM CST | Winter Weather Advisory | DMX | Adair, Adams, Cass, Decatur, Ringgold, Taylor and 1 more | 12 hr |
| Feb 8, 11:03 AM CST | Winter Weather Advisory | DVN | Benton, Cedar, Clinton, Des Moines, Henry, Iowa and 9 more | 12 hr |
| Feb 11, 2:16 PM CST | Winter Weather Advisory | OAX | Fremont, Mills, Montgomery, Page, Pottawattamie | 40 hr |
| Feb 14, 1:43 PM CST | Winter Weather Advisory | DVN | Des Moines, Henry, Lee, Louisa, Muscatine, Scott | 40 hr |
| Feb 20, 3:29 AM CST | Winter Weather Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and 4 more | 36 hr |
| Feb 20, 3:32 AM CST | Winter Weather Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 40 hr |
| Feb 20, 2:09 PM CST | Winter Weather Advisory | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 32 hr |
| Feb 20, 2:35 PM CST | Winter Weather Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 13 more | 30 hr |
| Feb 20, 3:09 PM CST | Winter Weather Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 24 hr |
| Feb 27, 3:30 AM CST | Winter Weather Advisory | DMX | Emmet | 30 hr |
| Feb 27, 3:52 AM CST | Winter Weather Advisory | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola, Plymouth and 1 more | 29 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fremont County5
- Mills County5
- Montgomery County5
- Page County5
- Pottawattamie County5
- Henry County5
- Muscatine County5
- Scott County5
- Harrison County4
- Adair County4
- Adams County4
- Cass County4
- Decatur County4
- Ringgold County4
- Taylor County4
- Union County4
- Cedar County4
- Des Moines County4
- Iowa County4
- Jefferson County4
- Johnson County4
- Lee County4
- Louisa County4
- Van Buren County4
- Monona County3
- Shelby County3
- Clay County3
- Dickinson County3
- O'Brien County3
- Osceola County3
- Plymouth County3
- Sioux County3
- Appanoose County3
- Audubon County3
- Clarke County3
- Dallas County3
- Davis County3
- Emmet County3
- Guthrie County3
- Jasper County3
59 more counties
- Lucas County3
- Madison County3
- Mahaska County3
- Marion County3
- Monroe County3
- Polk County3
- Poweshiek County3
- Wapello County3
- Warren County3
- Wayne County3
- Benton County3
- Clinton County3
- Jackson County3
- Jones County3
- Keokuk County3
- Linn County3
- Washington County3
- Buena Vista County2
- Cherokee County2
- Ida County2
- Lyon County2
- Woodbury County2
- Black Hawk County2
- Boone County2
- Bremer County2
- Butler County2
- Calhoun County2
- Carroll County2
- Cerro Gordo County2
- Crawford County2
- Franklin County2
- Greene County2
- Grundy County2
- Hamilton County2
- Hancock County2
- Hardin County2
- Humboldt County2
- Kossuth County2
- Marshall County2
- Palo Alto County2
- Pocahontas County2
- Sac County2
- Story County2
- Tama County2
- Webster County2
- Winnebago County2
- Worth County2
- Wright County2
- Buchanan County2
- Delaware County2
- Dubuque County2
- Allamakee County2
- Chickasaw County2
- Clayton County2
- Fayette County2
- Floyd County2
- Howard County2
- Mitchell County2
- Winneshiek County2
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.