Alert archive / Iowa / Severe Thunderstorm Warnings / 1989
Severe Thunderstorm Warnings in Iowa, May 1989
66 severe thunderstorm warnings in May 1989. 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 May 1989. Tap one for its archive.
- Severe Thunderstorm Warnings
- 66
- Busiest day
- May 24, 198934 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 |
|---|---|---|---|---|
| May 4, 8:31 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 29 min |
| May 8, 10:59 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 36 min |
| May 8, 11:30 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 30 min |
| May 9, 12:02 AM CDT | Severe Thunderstorm Warning | DMX | Davis, Van Buren | 43 min |
| May 9, 12:39 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry | 51 min |
| May 23, 1:28 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 47 min |
| May 23, 7:27 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 48 min |
| May 23, 7:27 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 48 min |
| May 23, 8:21 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 69 min |
| May 23, 8:22 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 38 min |
| May 23, 8:34 PM CDT | Severe Thunderstorm Warning | DMX | Dickinson | 41 min |
| May 23, 8:37 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 38 min |
| May 23, 9:04 PM CDT | Severe Thunderstorm Warning | DMX | Clay | 41 min |
| May 23, 9:29 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 61 min |
| May 23, 9:30 PM CDT | Severe Thunderstorm Warning | DMX | Buena Vista, Palo Alto, Pocahontas | 60 min |
| May 23, 10:25 PM CDT | Severe Thunderstorm Warning | DMX | Buena Vista, Calhoun, Pocahontas, Sac | 80 min |
| May 23, 11:20 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford | 70 min |
| May 23, 11:29 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 46 min |
| May 23, 11:34 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 56 min |
| May 23, 11:35 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 40 min |
| May 24, 12:17 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Story | 58 min |
| May 24, 12:32 AM CDT | Severe Thunderstorm Warning | FSD | Ida | 28 min |
| May 24, 12:34 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Carroll, Greene, Guthrie | 56 min |
| May 24, 12:37 AM CDT | Severe Thunderstorm Warning | DMX | Crawford, Sac | 53 min |
| May 24, 12:56 AM CDT | Severe Thunderstorm Warning | DMX | Carroll | 34 min |
| May 24, 1:35 AM CDT | Severe Thunderstorm Warning | DMX | Carroll, Greene, Guthrie | 40 min |
| May 24, 1:51 AM CDT | Severe Thunderstorm Warning | DMX | Jasper | 39 min |
| May 24, 2:04 AM CDT | Severe Thunderstorm Warning | DMX | Dallas | 26 min |
| May 24, 2:15 AM CDT | Severe Thunderstorm Warning | DMX | Marion | 30 min |
| May 24, 2:30 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Mahaska, Poweshiek | 45 min |
| May 24, 2:33 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison, Polk, Warren | 57 min |
| May 24, 3:01 AM CDT | Severe Thunderstorm Warning | DMX | Keokuk, Wapello | 29 min |
| May 24, 3:49 AM CDT | Severe Thunderstorm Warning | DMX | Buchanan, Fayette | 56 min |
| May 24, 4:04 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk | 56 min |
| May 24, 4:36 AM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque | 69 min |
| May 24, 4:52 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion | 53 min |
| May 24, 5:33 AM CDT | Severe Thunderstorm Warning | DVN | Jackson, Jones | 57 min |
| May 24, 5:18 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 27 min |
| May 24, 5:25 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Cass | 50 min |
| May 24, 6:10 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 50 min |
| May 24, 7:47 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 58 min |
| May 24, 7:49 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 26 min |
| May 24, 7:55 PM CDT | Severe Thunderstorm Warning | DMX | Mitchell | 50 min |
| May 24, 8:30 PM CDT | Severe Thunderstorm Warning | DMX | Floyd, Howard | 60 min |
| May 24, 8:31 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Lucas, Monroe, Wayne | 59 min |
| May 24, 9:07 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 68 min |
| May 24, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 23 min |
| May 24, 9:12 PM CDT | Severe Thunderstorm Warning | DVN | Delaware | 63 min |
| May 24, 9:24 PM CDT | Severe Thunderstorm Warning | DMX | Johnson, Linn | 66 min |
| May 24, 9:48 PM CDT | Severe Thunderstorm Warning | DMX | Iowa | 27 min |
| May 24, 10:09 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 66 min |
| May 24, 10:14 PM CDT | Severe Thunderstorm Warning | DMX | Washington | 46 min |
| May 24, 10:28 PM CDT | Severe Thunderstorm Warning | DMX | Johnson | 32 min |
| May 28, 10:46 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 59 min |
| May 28, 11:24 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 66 min |
| May 29, 3:17 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 58 min |
| May 30, 6:49 AM CDT | Severe Thunderstorm Warning | DMX | Franklin | 41 min |
| May 30, 7:01 AM CDT | Severe Thunderstorm Warning | DMX | Bremer, Chickasaw, Fayette | 44 min |
| May 30, 7:44 AM CDT | Severe Thunderstorm Warning | DVN | Clayton | 61 min |
| May 30, 8:18 AM CDT | Severe Thunderstorm Warning | DMX | Bremer | 57 min |
| May 30, 8:44 AM CDT | Severe Thunderstorm Warning | DVN | Clayton | 61 min |
| May 30, 9:55 AM CDT | Severe Thunderstorm Warning | DVN | Clayton | 65 min |
| May 30, 10:18 AM CDT | Severe Thunderstorm Warning | DMX | Howard | 32 min |
| May 30, 6:50 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 40 min |
| May 30, 7:10 PM CDT | Severe Thunderstorm Warning | DMX | Grundy | 65 min |
| May 30, 7:30 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 45 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Carroll County4
- Davis County3
- Jasper County3
- Clayton County3
- Appanoose County2
- Calhoun County2
- Osceola County2
- Cherokee County2
- Buena Vista County2
- Pocahontas County2
- Sac County2
- Crawford County2
- Webster County2
- Ida County2
- Greene County2
- Guthrie County2
- Dallas County2
- Marion County2
- Mahaska County2
- Poweshiek County2
- Polk County2
- Fayette County2
- Delaware County2
- Jones County2
- Howard County2
- Johnson County2
- Bremer County2
- Hardin County2
- Kossuth County1
- Van Buren County1
- Des Moines County1
- Henry County1
- Lyon County1
- O'Brien County1
- Dickinson County1
- Sioux County1
- Clay County1
- Palo Alto County1
- Boone County1
- Story County1
28 more counties
- Audubon County1
- Madison County1
- Warren County1
- Keokuk County1
- Wapello County1
- Buchanan County1
- Dubuque County1
- Jackson County1
- Montgomery County1
- Adams County1
- Cass County1
- Hamilton County1
- Clarke County1
- Marshall County1
- Mitchell County1
- Floyd County1
- Lucas County1
- Monroe County1
- Wayne County1
- Linn County1
- Iowa County1
- Washington County1
- Woodbury County1
- Shelby County1
- Harrison County1
- Franklin County1
- Chickasaw County1
- Grundy County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19881990
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.