Alert archive / Iowa / Red Flag Warnings
Red Flag Warnings in Iowa, 2022
29 red flag warnings in 2022. 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 2022. Tap one for its archive.
- Red Flag Warnings
- 29
- Busiest month
- October10 red flag warnings
- Busiest day
- October 12, 20224 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 |
|---|---|---|---|---|
| Feb 8, 3:09 AM CST | Red Flag Warning | FSD | Plymouth, Woodbury | 15 hr |
| Feb 8, 4:15 AM CST | Red Flag Warning | OAX | Harrison, Monona | 14 hr |
| Mar 19, 2:29 PM CDT | Red Flag Warning | OAX | Monona | 31 hr |
| Mar 19, 2:41 PM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Ida, Lyon, O'Brien and 3 more | 30 hr |
| Mar 24, 2:46 PM CDT | Red Flag Warning | FSD | Lyon, Plymouth, Sioux, Woodbury | 30 hr |
| Mar 24, 3:11 PM CDT | Red Flag Warning | OAX | Harrison, Mills, Monona, Pottawattamie | 29 hr |
| Apr 13, 3:33 AM CDT | Red Flag Warning | OAX | Monona | 17 hr |
| Apr 13, 4:26 PM CDT | Red Flag Warning | FSD | Cherokee, Ida, Plymouth, Sioux, Woodbury | 4 hr |
| Apr 14, 3:09 AM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Ida, O'Brien, Plymouth and 2 more | 18 hr |
| Apr 14, 3:17 AM CDT | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 18 hr |
| Apr 14, 3:32 AM CDT | Red Flag Warning | DMX | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 17 more | 17 hr |
| Apr 18, 3:27 AM CDT | Red Flag Warning | FSD | Lyon, Plymouth, Sioux, Woodbury | 17 hr |
| Apr 18, 3:42 AM CDT | Red Flag Warning | OAX | Harrison, Mills, Monona, Pottawattamie | 16 hr |
| Apr 23, 2:23 AM CDT | Red Flag Warning | OAX | Monona | 18 hr |
| Apr 23, 3:27 AM CDT | Red Flag Warning | FSD | Cherokee, Ida, Lyon, O'Brien, Osceola, Plymouth and 2 more | 17 hr |
| Jun 29, 3:26 AM CDT | Red Flag Warning | FSD | Plymouth, Sioux, Woodbury | 17 hr |
| Sep 25, 2:46 AM CDT | Red Flag Warning | FSD | Cherokee, Clay, Lyon, O'Brien, Osceola, Plymouth and 2 more | 16 hr |
| Oct 11, 3:19 PM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 28 hr |
| Oct 12, 3:36 AM CDT | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 15 hr |
| Oct 12, 2:48 PM CDT | Red Flag Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 28 hr |
| Oct 12, 2:49 PM CDT | Red Flag Warning | DMX | Adair, Adams, Appanoose, Audubon, Boone, Calhoun and 32 more | 28 hr |
| Oct 12, 3:08 PM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 28 hr |
| Oct 13, 2:52 AM CDT | Red Flag Warning | DVN | Des Moines, Henry, Iowa, Jefferson, Keokuk, Lee and 3 more | 16 hr |
| Oct 17, 2:14 PM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Ida, Lyon, O'Brien and 4 more | 5 hr |
| Oct 22, 10:20 AM CDT | Red Flag Warning | OAX | Monona | 34 hr |
| Oct 22, 10:31 AM CDT | Red Flag Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 8 hr |
| Oct 22, 2:42 PM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Ida, Lyon, O'Brien and 3 more | 29 hr |
| Nov 5, 2:36 PM CDT | Red Flag Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 28 hr |
| Nov 6, 2:19 AM CST | Red Flag Warning | DMX | Emmet, Kossuth, Palo Alto, Pocahontas, Sac, Winnebago | 16 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Plymouth County14
- Woodbury County14
- Sioux County13
- Monona County10
- Cherokee County10
- Lyon County10
- Ida County9
- O'Brien County9
- Clay County8
- Buena Vista County7
- Harrison County6
- Osceola County6
- Mills County5
- Pottawattamie County5
- Fremont County3
- Montgomery County3
- Page County3
- Shelby County3
- Sac County3
- Dickinson County3
- Adair County2
- Adams County2
- Audubon County2
- Boone County2
- Calhoun County2
- Carroll County2
- Cass County2
- Clarke County2
- Crawford County2
- Dallas County2
- Decatur County2
- Greene County2
- Guthrie County2
- Jasper County2
- Lucas County2
- Madison County2
- Marion County2
- Polk County2
- Ringgold County2
- Taylor County2
40 more counties
- Union County2
- Warren County2
- Emmet County2
- Palo Alto County2
- Pocahontas County2
- Des Moines County2
- Henry County2
- Iowa County2
- Jefferson County2
- Keokuk County2
- Lee County2
- Louisa County2
- Van Buren County2
- Washington County2
- Appanoose County1
- Davis County1
- Hamilton County1
- Humboldt County1
- Mahaska County1
- Marshall County1
- Monroe County1
- Poweshiek County1
- Story County1
- Wapello County1
- Wayne County1
- Webster County1
- Benton County1
- Buchanan County1
- Cedar County1
- Clinton County1
- Delaware County1
- Dubuque County1
- Jackson County1
- Johnson County1
- Jones County1
- Linn County1
- Muscatine County1
- Scott County1
- Kossuth County1
- Winnebago County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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.