Alert archive / Iowa / Red Flag Warnings
Red Flag Warnings in Iowa, 2025
26 red flag 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Red Flag Warnings
- 26
- Busiest month
- March14 red flag warnings
- Busiest day
- March 17, 20255 red flag 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 28, 1:33 PM CST | Red Flag Warning | FSD | Cherokee, O'Brien, Plymouth, Sioux, Woodbury | 4 hr |
| Feb 27, 1:36 PM CST | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 29 hr |
| Feb 27, 1:50 PM CST | Red Flag Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 28 hr |
| Feb 27, 2:09 PM CST | Red Flag Warning | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 28 hr |
| Feb 28, 3:20 AM CST | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 15 hr |
| Mar 9, 2:20 PM CDT | Red Flag Warning | DMX | Adair, Adams, Appanoose, Cass, Clarke, Dallas and 18 more | 30 hr |
| Mar 9, 2:51 PM CDT | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 1 more | 29 hr |
| Mar 10, 3:24 AM CDT | Red Flag Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 17 hr |
| Mar 14, 2:24 AM CDT | Red Flag Warning | OAX | Fremont, Mills, Montgomery, Page | 18 hr |
| Mar 14, 2:31 AM CDT | Red Flag Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 19 hr |
| Mar 14, 2:56 AM CDT | Red Flag Warning | ARX | Chickasaw, Clayton, Fayette, Floyd, Howard, Mitchell and 1 more | 17 hr |
| Mar 14, 3:14 AM CDT | Red Flag Warning | DMX | Adair, Adams, Appanoose, Black Hawk, Boone, Bremer and 31 more | 17 hr |
| Mar 17, 2:40 AM CDT | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 16 hr |
| Mar 17, 2:50 AM CDT | Red Flag Warning | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 38 more | 17 hr |
| Mar 17, 2:59 AM CDT | Red Flag Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 17 hr |
| Mar 17, 3:23 AM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 16 hr |
| Mar 17, 3:39 AM CDT | Red Flag Warning | ARX | Clayton, Fayette | 16 hr |
| Mar 28, 2:03 AM CDT | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Pottawattamie | 18 hr |
| Mar 28, 3:43 AM CDT | Red Flag Warning | FSD | Cherokee, Clay, Dickinson, Lyon, O'Brien, Osceola and 3 more | 16 hr |
| Apr 9, 2:23 AM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 18 hr |
| Apr 9, 3:02 AM CDT | Red Flag Warning | OAX | Monona | 17 hr |
| Apr 13, 2:35 PM CDT | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 30 hr |
| Apr 14, 3:12 AM CDT | Red Flag Warning | FSD | Woodbury | 17 hr |
| May 10, 2:05 PM CDT | Red Flag Warning | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola, Plymouth and 1 more | 32 hr |
| May 11, 9:50 PM CDT | Red Flag Warning | FSD | Lyon, Osceola, Sioux | 23 hr |
| May 13, 3:33 AM CDT | Red Flag Warning | FSD | Lyon, Osceola, Sioux | 17 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sioux County8
- Lyon County7
- Osceola County7
- O'Brien County6
- Plymouth County6
- Woodbury County6
- Fremont County6
- Mills County6
- Monona County6
- Cherokee County5
- Harrison County5
- Montgomery County5
- Page County5
- Pottawattamie County5
- Clay County5
- Dickinson County5
- Benton County4
- Buchanan County4
- Cedar County4
- Clinton County4
- Delaware County4
- Des Moines County4
- Dubuque County4
- Henry County4
- Iowa County4
- Jackson County4
- Jefferson County4
- Johnson County4
- Jones County4
- Keokuk County4
- Lee County4
- Linn County4
- Louisa County4
- Muscatine County4
- Scott County4
- Van Buren County4
- Washington County4
- Adair County4
- Adams County4
- Appanoose County4
58 more counties
- Clarke County4
- Dallas County4
- Davis County4
- Decatur County4
- Jasper County4
- Lucas County4
- Madison County4
- Mahaska County4
- Marion County4
- Marshall County4
- Monroe County4
- Polk County4
- Poweshiek County4
- Ringgold County4
- Tama County4
- Taylor County4
- Union County4
- Wapello County4
- Warren County4
- Wayne County4
- Shelby County3
- Black Hawk County3
- Boone County3
- Bremer County3
- Butler County3
- Cass County3
- Franklin County3
- Grundy County3
- Hamilton County3
- Hardin County3
- Story County3
- Wright County3
- Buena Vista County3
- Ida County3
- Audubon County2
- Calhoun County2
- Carroll County2
- Cerro Gordo County2
- Crawford County2
- Greene County2
- Guthrie County2
- Hancock County2
- Humboldt County2
- Pocahontas County2
- Sac County2
- Webster County2
- Winnebago County2
- Worth County2
- Clayton County2
- Fayette County2
- Emmet County1
- Kossuth County1
- Palo Alto County1
- Chickasaw County1
- Floyd County1
- Howard County1
- Mitchell County1
- Winneshiek 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. Rebuilt daily.