Alert archive / Iowa / Severe Thunderstorm Warnings / 2007
Severe Thunderstorm Warnings in Iowa, August 2007
177 severe thunderstorm warnings in August 2007. 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 2007. Tap one for its archive.
- Severe Thunderstorm Warnings
- 177
- Busiest day
- August 21, 200731 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 6, 6:47 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 43 min |
| Aug 6, 7:12 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 33 min |
| Aug 6, 8:25 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 65 min |
| Aug 6, 9:17 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 58 min |
| Aug 6, 9:31 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 44 min |
| Aug 6, 9:54 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 25 min |
| Aug 6, 10:00 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 41 min |
| Aug 6, 10:36 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 39 min |
| Aug 6, 10:47 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 43 min |
| Aug 6, 11:22 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 38 min |
| Aug 7, 12:57 AM CDT | Severe Thunderstorm Warning | DVN | Benton | 51 min |
| Aug 7, 1:10 AM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 50 min |
| Aug 7, 1:23 AM CDT | Severe Thunderstorm Warning | DVN | Linn | 52 min |
| Aug 7, 5:09 PM CDT | Severe Thunderstorm Warning | OAX | Page | 51 min |
| Aug 7, 5:14 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 61 min |
| Aug 7, 5:18 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 42 min |
| Aug 7, 5:52 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Monroe | 38 min |
| Aug 7, 5:58 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 47 min |
| Aug 7, 6:01 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 44 min |
| Aug 7, 6:20 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 40 min |
| Aug 7, 6:50 PM CDT | Severe Thunderstorm Warning | DMX | Union | 40 min |
| Aug 7, 6:58 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 47 min |
| Aug 7, 7:12 PM CDT | Severe Thunderstorm Warning | DMX | Madison, Warren | 48 min |
| Aug 7, 7:22 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 53 min |
| Aug 7, 7:42 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Warren | 48 min |
| Aug 7, 7:48 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 42 min |
| Aug 7, 7:56 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 64 min |
| Aug 7, 7:59 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 46 min |
| Aug 8, 7:57 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 48 min |
| Aug 8, 8:32 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 43 min |
| Aug 9, 10:59 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 46 min |
| Aug 9, 11:24 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 51 min |
| Aug 9, 11:47 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 46 min |
| Aug 10, 2:02 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 25 min |
| Aug 12, 5:01 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 59 min |
| Aug 12, 5:11 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 43 min |
| Aug 12, 5:18 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 57 min |
| Aug 12, 5:21 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 54 min |
| Aug 12, 5:41 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 49 min |
| Aug 12, 5:52 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 53 min |
| Aug 12, 5:55 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 50 min |
| Aug 12, 6:06 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 54 min |
| Aug 12, 6:12 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 33 min |
| Aug 12, 6:18 PM CDT | Severe Thunderstorm Warning | OAX | Page | 57 min |
| Aug 12, 6:20 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 55 min |
| Aug 12, 6:28 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 47 min |
| Aug 12, 6:32 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 43 min |
| Aug 12, 6:43 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 32 min |
| Aug 12, 6:48 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison | 57 min |
| Aug 12, 6:50 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 55 min |
| Aug 12, 7:01 PM CDT | Severe Thunderstorm Warning | DMX | Union | 59 min |
| Aug 12, 7:07 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 53 min |
| Aug 12, 7:14 PM CDT | Severe Thunderstorm Warning | OAX | Page | 16 min |
| Aug 12, 7:20 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 55 min |
| Aug 12, 7:27 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 48 min |
| Aug 12, 7:37 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 53 min |
| Aug 12, 7:52 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 53 min |
| Aug 12, 8:01 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 45 min |
| Aug 12, 8:20 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 55 min |
| Aug 13, 6:22 AM CDT | Severe Thunderstorm Warning | DMX | Boone | 23 min |
| Aug 14, 2:44 AM CDT | Severe Thunderstorm Warning | ARX | Clayton | 61 min |
| Aug 14, 3:09 AM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 66 min |
| Aug 14, 5:39 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Madison, Union | 51 min |
| Aug 15, 6:38 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Franklin | 37 min |
| Aug 15, 6:56 AM CDT | Severe Thunderstorm Warning | DMX | Franklin, Hardin | 49 min |
| Aug 15, 6:57 AM CDT | Severe Thunderstorm Warning | ARX | Floyd | 33 min |
| Aug 15, 7:10 AM CDT | Severe Thunderstorm Warning | DMX | Butler | 35 min |
| Aug 15, 7:35 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Grundy | 55 min |
| Aug 15, 7:38 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Floyd | 39 min |
| Aug 15, 7:51 AM CDT | Severe Thunderstorm Warning | DMX | Bremer | 39 min |
| Aug 15, 8:10 AM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 65 min |
| Aug 15, 8:15 AM CDT | Severe Thunderstorm Warning | ARX | Fayette | 45 min |
| Aug 15, 8:20 AM CDT | Severe Thunderstorm Warning | DMX | Tama | 40 min |
| Aug 15, 8:53 AM CDT | Severe Thunderstorm Warning | DVN | Benton | 67 min |
| Aug 15, 8:59 AM CDT | Severe Thunderstorm Warning | DMX | Tama | 21 min |
| Aug 15, 9:41 AM CDT | Severe Thunderstorm Warning | DVN | Linn | 64 min |
| Aug 15, 10:11 AM CDT | Severe Thunderstorm Warning | DVN | Johnson | 44 min |
| Aug 15, 10:32 AM CDT | Severe Thunderstorm Warning | DVN | Cedar | 58 min |
| Aug 15, 11:19 AM CDT | Severe Thunderstorm Warning | DVN | Scott | 56 min |
| Aug 15, 12:09 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 25 min |
| Aug 19, 7:28 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Hardin | 30 min |
| Aug 20, 9:02 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 28 min |
| Aug 20, 9:12 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Sioux | 48 min |
| Aug 20, 9:34 AM CDT | Severe Thunderstorm Warning | DMX | Sac | 56 min |
| Aug 20, 9:46 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 29 min |
| Aug 20, 10:14 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas | 34 min |
| Aug 20, 10:15 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 30 min |
| Aug 20, 10:23 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 17 min |
| Aug 20, 10:24 AM CDT | Severe Thunderstorm Warning | DMX | Crawford | 51 min |
| Aug 20, 10:54 AM CDT | Severe Thunderstorm Warning | OAX | Shelby | 66 min |
| Aug 20, 7:37 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 38 min |
| Aug 20, 7:43 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 25 min |
| Aug 20, 8:08 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 67 min |
| Aug 20, 8:11 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie | 34 min |
| Aug 20, 8:22 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 25 min |
| Aug 20, 8:32 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Guthrie | 58 min |
| Aug 20, 8:37 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 53 min |
| Aug 20, 9:02 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 47 min |
| Aug 20, 9:02 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 28 min |
| Aug 20, 9:07 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Taylor | 53 min |
| Aug 20, 9:23 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Union | 67 min |
| Aug 20, 9:26 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 49 min |
| Aug 20, 9:28 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 31 min |
| Aug 20, 9:57 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 48 min |
| Aug 20, 10:03 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 42 min |
| Aug 20, 10:06 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk | 39 min |
| Aug 20, 10:08 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 52 min |
| Aug 20, 10:14 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 46 min |
| Aug 20, 10:15 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Webster | 45 min |
| Aug 20, 10:16 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 44 min |
| Aug 20, 10:22 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Webster, Wright | 38 min |
| Aug 20, 10:26 PM CDT | Severe Thunderstorm Warning | DMX | Story | 49 min |
| Aug 20, 10:49 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 41 min |
| Aug 20, 10:59 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 46 min |
| Aug 20, 11:21 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 39 min |
| Aug 20, 11:21 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Marshall | 39 min |
| Aug 20, 11:45 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 42 min |
| Aug 21, 2:52 AM CDT | Severe Thunderstorm Warning | DMX | Madison, Warren | 38 min |
| Aug 21, 3:30 AM CDT | Severe Thunderstorm Warning | DMX | Warren | 45 min |
| Aug 21, 4:24 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Lucas, Monroe, Wayne | 51 min |
| Aug 21, 6:55 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 50 min |
| Aug 21, 7:16 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 59 min |
| Aug 21, 7:35 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 55 min |
| Aug 21, 8:04 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 56 min |
| Aug 21, 8:07 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 53 min |
| Aug 21, 8:24 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Pocahontas, Webster | 66 min |
| Aug 21, 8:29 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 46 min |
| Aug 21, 8:55 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Wright | 65 min |
| Aug 21, 9:42 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 38 min |
| Aug 21, 9:50 PM CDT | Severe Thunderstorm Warning | ARX | Floyd | 40 min |
| Aug 21, 10:00 PM CDT | Severe Thunderstorm Warning | DMX | Butler | 60 min |
| Aug 21, 10:13 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 47 min |
| Aug 21, 10:15 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw | 45 min |
| Aug 21, 10:35 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 27 min |
| Aug 21, 10:45 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 30 min |
| Aug 21, 11:09 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 51 min |
| Aug 21, 11:22 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 23 min |
| Aug 21, 11:32 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 28 min |
| Aug 22, 12:38 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 37 min |
| Aug 22, 6:55 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 50 min |
| Aug 22, 8:16 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 44 min |
| Aug 22, 9:12 AM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 48 min |
| Aug 22, 9:57 AM CDT | Severe Thunderstorm Warning | DMX | Sac | 48 min |
| Aug 22, 2:54 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 16 min |
| Aug 22, 3:17 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 58 min |
| Aug 22, 4:30 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 60 min |
| Aug 22, 7:50 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 35 min |
| Aug 23, 1:12 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 48 min |
| Aug 23, 4:50 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 40 min |
| Aug 23, 5:00 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine | 60 min |
| Aug 23, 5:41 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Wayne | 34 min |
| Aug 23, 5:55 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 50 min |
| Aug 23, 6:35 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Wapello | 40 min |
| Aug 23, 6:56 PM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 64 min |
| Aug 23, 7:11 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 23 min |
| Aug 23, 7:11 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 64 min |
| Aug 23, 7:50 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Van Buren | 73 min |
| Aug 23, 7:53 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 52 min |
| Aug 23, 8:20 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 55 min |
| Aug 23, 8:26 PM CDT | Severe Thunderstorm Warning | DMX | Lucas, Wayne | 49 min |
| Aug 23, 8:28 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 62 min |
| Aug 23, 8:35 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 40 min |
| Aug 23, 8:59 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 46 min |
| Aug 23, 9:40 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 50 min |
| Aug 27, 7:12 AM CDT | Severe Thunderstorm Warning | DVN | Delaware | 27 min |
| Aug 27, 9:08 AM CDT | Severe Thunderstorm Warning | DVN | Benton | 34 min |
| Aug 28, 4:51 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 39 min |
| Aug 28, 4:59 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 46 min |
| Aug 28, 5:32 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 43 min |
| Aug 28, 5:43 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 32 min |
| Aug 28, 5:52 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 38 min |
| Aug 28, 6:10 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 65 min |
| Aug 28, 6:29 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Guthrie | 46 min |
| Aug 28, 6:43 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Greene, Webster | 47 min |
| Aug 28, 7:12 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 55 min |
| Aug 28, 7:56 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Story | 49 min |
| Aug 28, 8:35 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 43 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Wayne County7
- Decatur County7
- Pottawattamie County6
- Cass County6
- Audubon County6
- Crawford County5
- Adams County5
- Shelby County5
- Hamilton County5
- Warren County5
- Ringgold County5
- Monona County5
- Guthrie County5
- Clarke County5
- Adair County4
- Hardin County4
- Page County4
- Lucas County4
- Appanoose County4
- Union County4
- Madison County4
- Woodbury County4
- Harrison County4
- Cherokee County4
- Sac County4
- Webster County4
- Benton County3
- Taylor County3
- Polk County3
- Marion County3
- Mills County3
- Montgomery County3
- Dallas County3
- Floyd County3
- Butler County3
- Scott County3
- Buena Vista County3
- Marshall County3
- Humboldt County3
- Buchanan County2
46 more counties
- Linn County2
- Monroe County2
- Davis County2
- Van Buren County2
- Fremont County2
- Boone County2
- Dubuque County2
- Cerro Gordo County2
- Franklin County2
- Grundy County2
- Chickasaw County2
- Fayette County2
- Tama County2
- Sioux County2
- Calhoun County2
- Pocahontas County2
- Wright County2
- Story County2
- Ida County2
- Allamakee County2
- Wapello County2
- Jasper County1
- Clayton County1
- Jackson County1
- Bremer County1
- Johnson County1
- Cedar County1
- Plymouth County1
- O'Brien County1
- Lyon County1
- Osceola County1
- Palo Alto County1
- Kossuth County1
- Winneshiek County1
- Clay County1
- Clinton County1
- Muscatine County1
- Mahaska County1
- Keokuk County1
- Jefferson County1
- Henry County1
- Des Moines County1
- Louisa County1
- Lee County1
- Delaware County1
- Greene County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20062008
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.