Alert archive / Iowa / Severe Thunderstorm Warnings / 1990
Severe Thunderstorm Warnings in Iowa, June 1990
171 severe thunderstorm warnings in June 1990. 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 June 1990. Tap one for its archive.
- Severe Thunderstorm Warnings
- 171
- Busiest day
- June 28, 199036 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 |
|---|---|---|---|---|
| Jun 1, 11:29 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 46 min |
| Jun 5, 12:39 AM CDT | Severe Thunderstorm Warning | FSD | Monona, Plymouth, Woodbury | 66 min |
| Jun 5, 1:19 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 56 min |
| Jun 5, 1:45 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 30 min |
| Jun 5, 2:20 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 25 min |
| Jun 5, 3:21 AM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 39 min |
| Jun 5, 3:56 AM CDT | Severe Thunderstorm Warning | FSD | Osceola | 49 min |
| Jun 5, 3:56 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jun 5, 4:13 AM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 62 min |
| Jun 5, 4:24 AM CDT | Severe Thunderstorm Warning | DMX | Clay, Dickinson | 36 min |
| Jun 5, 4:42 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 63 min |
| Jun 5, 4:53 AM CDT | Severe Thunderstorm Warning | DMX | Buena Vista | 37 min |
| Jun 5, 5:22 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas, Sac | 53 min |
| Jun 5, 6:23 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 67 min |
| Jun 5, 6:27 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Webster | 63 min |
| Jun 5, 7:13 AM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 62 min |
| Jun 5, 8:57 AM CDT | Severe Thunderstorm Warning | DMX | Hardin | 43 min |
| Jun 5, 9:00 AM CDT | Severe Thunderstorm Warning | DMX | Franklin | 25 min |
| Jun 5, 9:00 AM CDT | Severe Thunderstorm Warning | DMX | Butler | 45 min |
| Jun 7, 11:45 AM CDT | Severe Thunderstorm Warning | DMX | Dallas | 20 min |
| Jun 7, 11:54 AM CDT | Severe Thunderstorm Warning | DMX | Polk | 18 min |
| Jun 7, 12:01 PM CDT | Severe Thunderstorm Warning | DMX | Marshall, Story | 23 min |
| Jun 7, 5:40 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 25 min |
| Jun 8, 1:26 AM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Tama | 24 min |
| Jun 8, 2:07 AM CDT | Severe Thunderstorm Warning | DMX | Iowa, Poweshiek | 53 min |
| Jun 8, 2:33 AM CDT | Severe Thunderstorm Warning | DMX | Keokuk, Mahaska | 42 min |
| Jun 8, 8:46 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 44 min |
| Jun 12, 4:02 PM CDT | Severe Thunderstorm Warning | DMX | Dallas | 22 min |
| Jun 12, 5:06 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 39 min |
| Jun 12, 5:18 PM CDT | Severe Thunderstorm Warning | DMX | Chickasaw | 42 min |
| Jun 12, 5:18 PM CDT | Severe Thunderstorm Warning | DMX | Fayette | 27 min |
| Jun 12, 6:06 PM CDT | Severe Thunderstorm Warning | DMX | Benton | 19 min |
| Jun 12, 6:16 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Webster | 44 min |
| Jun 12, 6:16 PM CDT | Severe Thunderstorm Warning | DVN | Clayton | 44 min |
| Jun 12, 6:45 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 30 min |
| Jun 12, 7:16 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 13 min |
| Jun 12, 7:16 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 44 min |
| Jun 12, 7:26 PM CDT | Severe Thunderstorm Warning | DMX | Wright | 44 min |
| Jun 12, 7:36 PM CDT | Severe Thunderstorm Warning | DMX | Mitchell | 69 min |
| Jun 12, 8:10 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Cerro Gordo, Floyd, Franklin | 35 min |
| Jun 12, 8:45 PM CDT | Severe Thunderstorm Warning | DMX | Chickasaw | 60 min |
| Jun 12, 8:54 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 36 min |
| Jun 12, 9:49 PM CDT | Severe Thunderstorm Warning | DMX | Winneshiek | 56 min |
| Jun 12, 9:49 PM CDT | Severe Thunderstorm Warning | DMX | Fayette | 41 min |
| Jun 12, 9:57 PM CDT | Severe Thunderstorm Warning | DMX | Dickinson | 28 min |
| Jun 12, 10:03 PM CDT | Severe Thunderstorm Warning | DMX | Howard | 57 min |
| Jun 12, 10:03 PM CDT | Severe Thunderstorm Warning | DMX | Chickasaw | 27 min |
| Jun 12, 10:20 PM CDT | Severe Thunderstorm Warning | DMX | Allamakee | 40 min |
| Jun 12, 10:47 PM CDT | Severe Thunderstorm Warning | DMX | Winneshiek | 43 min |
| Jun 13, 12:44 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 46 min |
| Jun 13, 2:28 AM CDT | Severe Thunderstorm Warning | DMX | Carroll, Greene, Guthrie | 32 min |
| Jun 13, 6:05 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 20 min |
| Jun 13, 6:05 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 40 min |
| Jun 13, 9:27 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Cass | 63 min |
| Jun 13, 9:47 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 58 min |
| Jun 13, 10:53 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 67 min |
| Jun 16, 6:13 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk | 62 min |
| Jun 16, 2:16 PM CDT | Severe Thunderstorm Warning | DMX | Davis, Jefferson, Van Buren | 44 min |
| Jun 16, 4:51 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 39 min |
| Jun 16, 5:15 PM CDT | Severe Thunderstorm Warning | DMX | Madison, Union | 30 min |
| Jun 16, 5:49 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 26 min |
| Jun 16, 5:49 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 26 min |
| Jun 16, 6:16 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 29 min |
| Jun 16, 6:43 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 29 min |
| Jun 16, 7:32 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 28 min |
| Jun 16, 8:03 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 27 min |
| Jun 16, 8:26 PM CDT | Severe Thunderstorm Warning | FSD | Monona, Woodbury | 64 min |
| Jun 16, 9:08 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 37 min |
| Jun 16, 9:33 PM CDT | Severe Thunderstorm Warning | DMX | Clay, Palo Alto, Pocahontas | 42 min |
| Jun 16, 9:50 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth | 40 min |
| Jun 16, 10:17 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 28 min |
| Jun 16, 10:30 PM CDT | Severe Thunderstorm Warning | DMX | Webster, Wright | 45 min |
| Jun 16, 10:55 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 65 min |
| Jun 16, 11:11 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 49 min |
| Jun 16, 11:34 PM CDT | Severe Thunderstorm Warning | DMX | Jefferson, Van Buren | 26 min |
| Jun 16, 11:47 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 28 min |
| Jun 18, 7:15 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 60 min |
| Jun 18, 7:40 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 65 min |
| Jun 18, 7:40 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 65 min |
| Jun 18, 8:56 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 34 min |
| Jun 18, 10:03 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 27 min |
| Jun 19, 3:11 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 64 min |
| Jun 19, 3:44 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 56 min |
| Jun 19, 4:11 AM CDT | Severe Thunderstorm Warning | FSD | Osceola | 46 min |
| Jun 19, 4:22 AM CDT | Severe Thunderstorm Warning | DMX | Dickinson | 28 min |
| Jun 19, 4:24 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 23 min |
| Jun 19, 4:39 AM CDT | Severe Thunderstorm Warning | DMX | Clay, Emmet | 31 min |
| Jun 19, 5:35 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas | 25 min |
| Jun 19, 6:30 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton | 30 min |
| Jun 19, 6:55 AM CDT | Severe Thunderstorm Warning | DMX | Hardin, Story | 25 min |
| Jun 19, 7:18 AM CDT | Severe Thunderstorm Warning | DMX | Marshall | 27 min |
| Jun 19, 9:50 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Lucas, Monroe | 55 min |
| Jun 19, 8:11 PM CDT | Severe Thunderstorm Warning | DMX | Jones | 49 min |
| Jun 19, 8:11 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 49 min |
| Jun 19, 8:48 PM CDT | Severe Thunderstorm Warning | DMX | Winneshiek | 42 min |
| Jun 19, 9:00 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Union | 45 min |
| Jun 19, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Ringgold | 48 min |
| Jun 19, 9:13 PM CDT | Severe Thunderstorm Warning | DMX | Keokuk, Mahaska | 62 min |
| Jun 19, 9:15 PM CDT | Severe Thunderstorm Warning | DMX | Allamakee | 30 min |
| Jun 19, 10:14 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 46 min |
| Jun 19, 10:52 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 33 min |
| Jun 19, 11:06 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry | 69 min |
| Jun 19, 11:31 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 29 min |
| Jun 26, 5:02 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Hardin | 58 min |
| Jun 26, 5:51 PM CDT | Severe Thunderstorm Warning | DMX | Story | 69 min |
| Jun 26, 7:15 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 30 min |
| Jun 26, 8:18 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 27 min |
| Jun 26, 8:48 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Union | 27 min |
| Jun 26, 9:00 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Grundy | 35 min |
| Jun 27, 2:22 PM CDT | Severe Thunderstorm Warning | DMX | Mitchell | 53 min |
| Jun 27, 2:52 PM CDT | Severe Thunderstorm Warning | DMX | Floyd | 68 min |
| Jun 27, 3:09 PM CDT | Severe Thunderstorm Warning | DMX | Johnson, Linn | 36 min |
| Jun 27, 3:43 PM CDT | Severe Thunderstorm Warning | DMX | Johnson, Linn | 32 min |
| Jun 27, 3:44 PM CDT | Severe Thunderstorm Warning | DMX | Bremer, Butler | 61 min |
| Jun 27, 4:09 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 66 min |
| Jun 27, 5:08 PM CDT | Severe Thunderstorm Warning | DMX | Benton, Tama | 52 min |
| Jun 27, 5:48 PM CDT | Severe Thunderstorm Warning | DMX | Benton | 30 min |
| Jun 27, 6:12 PM CDT | Severe Thunderstorm Warning | DMX | Johnson, Linn | 33 min |
| Jun 27, 6:59 PM CDT | Severe Thunderstorm Warning | DVN | Cedar | 36 min |
| Jun 27, 7:28 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 62 min |
| Jun 27, 7:49 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 56 min |
| Jun 27, 9:34 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 56 min |
| Jun 27, 11:56 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jun 28, 12:30 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 30 min |
| Jun 28, 12:49 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth | 41 min |
| Jun 28, 12:58 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola, Sioux | 32 min |
| Jun 28, 1:12 AM CDT | Severe Thunderstorm Warning | DMX | Clay | 63 min |
| Jun 28, 1:26 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jun 28, 1:37 AM CDT | Severe Thunderstorm Warning | DMX | Buena Vista | 68 min |
| Jun 28, 1:37 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth | 53 min |
| Jun 28, 1:53 AM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 67 min |
| Jun 28, 2:08 AM CDT | Severe Thunderstorm Warning | FSD | Ida | 37 min |
| Jun 28, 2:11 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Sac | 64 min |
| Jun 28, 2:11 AM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 64 min |
| Jun 28, 2:24 AM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 66 min |
| Jun 28, 2:36 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 69 min |
| Jun 28, 2:36 AM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 69 min |
| Jun 28, 2:52 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Webster | 68 min |
| Jun 28, 2:58 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 32 min |
| Jun 28, 3:47 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 58 min |
| Jun 28, 4:23 AM CDT | Severe Thunderstorm Warning | DMX | Carroll, Greene | 52 min |
| Jun 28, 5:10 AM CDT | Severe Thunderstorm Warning | DMX | Dallas | 35 min |
| Jun 28, 7:06 AM CDT | Severe Thunderstorm Warning | DMX | Monroe | 32 min |
| Jun 28, 10:32 AM CDT | Severe Thunderstorm Warning | DMX | Emmet | 43 min |
| Jun 28, 11:02 AM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 43 min |
| Jun 28, 11:40 AM CDT | Severe Thunderstorm Warning | DMX | Hancock, Winnebago | 50 min |
| Jun 28, 11:43 AM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 32 min |
| Jun 28, 12:15 PM CDT | Severe Thunderstorm Warning | DMX | Wright | 30 min |
| Jun 28, 12:24 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Franklin | 51 min |
| Jun 28, 1:09 PM CDT | Severe Thunderstorm Warning | DMX | Butler | 51 min |
| Jun 28, 1:09 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 26 min |
| Jun 28, 1:26 PM CDT | Severe Thunderstorm Warning | DMX | Grundy | 54 min |
| Jun 28, 1:42 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 48 min |
| Jun 28, 1:56 PM CDT | Severe Thunderstorm Warning | DMX | Marshall, Tama | 30 min |
| Jun 28, 2:13 PM CDT | Severe Thunderstorm Warning | DMX | Benton | 47 min |
| Jun 30, 8:24 AM CDT | Severe Thunderstorm Warning | DMX | Van Buren | 36 min |
| Jun 30, 8:34 AM CDT | Severe Thunderstorm Warning | DVN | Lee | 41 min |
| Jun 30, 9:14 AM CDT | Severe Thunderstorm Warning | DVN | Lee | 31 min |
| Jun 30, 9:39 AM CDT | Severe Thunderstorm Warning | DMX | Van Buren | 36 min |
| Jun 30, 9:53 AM CDT | Severe Thunderstorm Warning | DVN | Lee | 52 min |
| Jun 30, 10:20 AM CDT | Severe Thunderstorm Warning | DMX | Van Buren | 25 min |
| Jun 30, 1:30 PM CDT | Severe Thunderstorm Warning | DMX | Davis, Van Buren | 45 min |
| Jun 30, 2:53 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 37 min |
| Jun 30, 3:08 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 37 min |
| Jun 30, 3:23 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas | 37 min |
| Jun 30, 3:30 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 30 min |
| Jun 30, 4:01 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Union | 44 min |
| Jun 30, 4:19 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Wayne | 41 min |
| Jun 30, 4:36 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 54 min |
| Jun 30, 4:39 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 51 min |
| Jun 30, 4:42 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Union | 48 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sioux County12
- Lyon County9
- O'Brien County6
- Cherokee County6
- Dallas County6
- Hamilton County6
- Van Buren County6
- Pottawattamie County5
- Butler County5
- Union County5
- Pocahontas County4
- Kossuth County4
- Osceola County4
- Clay County4
- Calhoun County4
- Webster County4
- Mills County4
- Hardin County4
- Franklin County4
- Mahaska County4
- Benton County4
- Adair County4
- Clarke County4
- Plymouth County3
- Dickinson County3
- Marshall County3
- Story County3
- Davis County3
- Tama County3
- Chickasaw County3
- Boone County3
- Wright County3
- Winneshiek County3
- Harrison County3
- Madison County3
- Ida County3
- Emmet County3
- Decatur County3
- Warren County3
- Johnson County3
48 more counties
- Linn County3
- Lee County3
- Monona County2
- Woodbury County2
- Buena Vista County2
- Sac County2
- Polk County2
- Poweshiek County2
- Keokuk County2
- Bremer County2
- Fayette County2
- Mitchell County2
- Cerro Gordo County2
- Floyd County2
- Allamakee County2
- Carroll County2
- Greene County2
- Guthrie County2
- Wapello County2
- Jefferson County2
- Palo Alto County2
- Humboldt County2
- Appanoose County2
- Lucas County2
- Monroe County2
- Ringgold County2
- Wayne County2
- Grundy County2
- Black Hawk County2
- Iowa County1
- Clayton County1
- Howard County1
- Montgomery County1
- Cass County1
- Fremont County1
- Page County1
- Audubon County1
- Shelby County1
- Jones County1
- Des Moines County1
- Henry County1
- Adams County1
- Cedar County1
- Louisa County1
- Muscatine County1
- Scott County1
- Hancock County1
- Winnebago County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19891991
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.