Alert archive / Iowa / Severe Thunderstorm Warnings / 2022
Severe Thunderstorm Warnings in Iowa, August 2022
83 severe thunderstorm warnings in August 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in August 2022. Tap one for its archive.
- Severe Thunderstorm Warnings
- 83
- Busiest day
- August 19, 202229 severe thunderstorm 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 |
|---|---|---|---|---|
| Aug 1, 12:00 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Linn | 30 min |
| Aug 1, 12:36 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Johnson, Linn | 24 min |
| Aug 1, 3:16 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 44 min |
| Aug 2, 12:16 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Webster | 44 min |
| Aug 2, 3:59 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa | 31 min |
| Aug 2, 5:11 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Johnson, Muscatine | 31 min |
| Aug 2, 6:38 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 23 min |
| Aug 2, 11:41 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 34 min |
| Aug 3, 6:38 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 37 min |
| Aug 3, 10:19 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Jones, Linn | 26 min |
| Aug 3, 10:29 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 13 min |
| Aug 3, 11:02 AM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones | 28 min |
| Aug 3, 11:28 AM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque | 18 min |
| Aug 6, 4:57 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth, Palo Alto | 48 min |
| Aug 6, 5:47 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth | 43 min |
| Aug 6, 5:57 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Kossuth | 48 min |
| Aug 7, 5:48 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 42 min |
| Aug 7, 7:12 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 63 min |
| Aug 7, 7:54 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall, Poweshiek, Tama | 41 min |
| Aug 7, 8:42 PM CDT | Severe Thunderstorm Warning | DMX | Madison, Warren | 27 min |
| Aug 11, 1:46 PM CDT | Severe Thunderstorm Warning | DMX | Hardin, Marshall, Story | 44 min |
| Aug 18, 5:32 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 43 min |
| Aug 18, 5:55 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 35 min |
| Aug 18, 6:09 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 51 min |
| Aug 18, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 45 min |
| Aug 18, 6:23 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 52 min |
| Aug 18, 6:45 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, Osceola | 45 min |
| Aug 18, 6:52 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Plymouth, Woodbury | 38 min |
| Aug 18, 6:56 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, O'Brien, Osceola | 49 min |
| Aug 18, 7:03 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 42 min |
| Aug 18, 7:21 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth, Palo Alto | 39 min |
| Aug 18, 7:23 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 37 min |
| Aug 18, 7:27 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Ida, Plymouth, Woodbury | 48 min |
| Aug 18, 7:41 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay, Dickinson, O'Brien | 20 min |
| Aug 18, 7:42 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 36 min |
| Aug 18, 8:10 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 50 min |
| Aug 18, 8:29 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 18 min |
| Aug 18, 8:58 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 18 min |
| Aug 18, 9:39 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford, Sac | 36 min |
| Aug 19, 2:23 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Jasper, Madison, Polk, Warren | 52 min |
| Aug 19, 2:36 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 54 min |
| Aug 19, 3:03 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 27 min |
| Aug 19, 3:03 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 42 min |
| Aug 19, 3:09 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin | 51 min |
| Aug 19, 3:17 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 58 min |
| Aug 19, 3:55 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy | 34 min |
| Aug 19, 4:03 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Poweshiek | 42 min |
| Aug 19, 4:26 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk | 30 min |
| Aug 19, 4:29 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 46 min |
| Aug 19, 4:34 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 41 min |
| Aug 19, 4:36 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Tama | 24 min |
| Aug 19, 4:40 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Cass, Union | 29 min |
| Aug 19, 4:57 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Linn | 48 min |
| Aug 19, 5:36 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion, Monroe | 39 min |
| Aug 19, 5:44 PM CDT | Severe Thunderstorm Warning | DVN | Johnson, Louisa, Muscatine | 46 min |
| Aug 19, 6:05 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 25 min |
| Aug 19, 6:25 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 50 min |
| Aug 19, 6:28 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion, Monroe | 35 min |
| Aug 19, 7:12 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 48 min |
| Aug 19, 7:31 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 44 min |
| Aug 19, 7:38 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 37 min |
| Aug 19, 8:31 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 29 min |
| Aug 19, 8:46 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 29 min |
| Aug 19, 9:04 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones | 41 min |
| Aug 24, 5:06 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Palo Alto, Pocahontas | 39 min |
| Aug 27, 4:51 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Poweshiek, Tama | 21 min |
| Aug 27, 6:11 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 34 min |
| Aug 27, 6:16 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 29 min |
| Aug 27, 7:26 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Fayette, Winneshiek | 49 min |
| Aug 27, 7:35 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 40 min |
| Aug 27, 8:09 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Ringgold, Taylor, Union | 51 min |
| Aug 27, 8:34 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Clarke, Madison, Ringgold, Union | 41 min |
| Aug 27, 9:05 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay | 40 min |
| Aug 27, 9:06 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto, Pocahontas | 39 min |
| Aug 29, 6:33 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison | 28 min |
| Aug 29, 7:06 AM CDT | Severe Thunderstorm Warning | DMX | Madison, Warren | 39 min |
| Aug 29, 7:35 AM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 20 min |
| Aug 29, 8:20 AM CDT | Severe Thunderstorm Warning | DMX | Lucas, Mahaska, Monroe | 40 min |
| Aug 29, 8:57 AM CDT | Severe Thunderstorm Warning | DMX | Davis, Monroe, Wapello | 27 min |
| Aug 29, 9:11 AM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Keokuk, Washington | 49 min |
| Aug 29, 9:51 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 39 min |
| Aug 29, 10:07 AM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 38 min |
| Aug 29, 10:13 AM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 34 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Muscatine County8
- Louisa County7
- Jasper County7
- Benton County6
- Plymouth County6
- Dickinson County6
- Cherokee County5
- Madison County5
- Clay County5
- Linn County4
- Buena Vista County4
- Delaware County4
- Jones County4
- Kossuth County4
- Palo Alto County4
- Poweshiek County4
- Warren County4
- Marion County4
- Adair County4
- Monroe County4
- Johnson County3
- Buchanan County3
- Dubuque County3
- Marshall County3
- Tama County3
- Sioux County3
- Osceola County3
- Ida County3
- Adams County3
- Union County3
- Mahaska County3
- Iowa County2
- Des Moines County2
- Black Hawk County2
- Humboldt County2
- Hardin County2
- Woodbury County2
- O'Brien County2
- Emmet County2
- Monona County2
37 more counties
- Harrison County2
- Dallas County2
- Polk County2
- Fremont County2
- Grundy County2
- Washington County2
- Pocahontas County2
- Winneshiek County2
- Ringgold County2
- Scott County2
- Boone County1
- Hamilton County1
- Webster County1
- Cedar County1
- Lyon County1
- Hancock County1
- Audubon County1
- Story County1
- Carroll County1
- Crawford County1
- Sac County1
- Pottawattamie County1
- Shelby County1
- Cass County1
- Chickasaw County1
- Fayette County1
- Allamakee County1
- Taylor County1
- Clarke County1
- Guthrie County1
- Lucas County1
- Davis County1
- Wapello County1
- Henry County1
- Jefferson County1
- Keokuk County1
- Clinton County1
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. Warning verification from the Mesonet's Cow. Rebuilt daily.