Alert archive / Iowa / Tornado Warnings / 1998
Tornado Warnings in Iowa, May 1998
62 tornado warnings in May 1998. 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 tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count in May 1998. Tap one for its archive.
- Tornado Warnings
- 62
- Busiest day
- May 29, 199820 tornado 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 8, 6:36 PM CDT | Tornado Warning | DVN | Linn | 64 min |
| May 15, 10:03 AM CDT | Tornado Warning | OAX | Shelby | 47 min |
| May 15, 10:11 AM CDT | Tornado Warning | DMX | Crawford | 34 min |
| May 15, 12:27 PM CDT | Tornado Warning | OAX | Pottawattamie, Shelby | 33 min |
| May 15, 1:09 PM CDT | Tornado Warning | DMX | Calhoun | 36 min |
| May 15, 1:38 PM CDT | Tornado Warning | DMX | Kossuth | 32 min |
| May 15, 2:38 PM CDT | Tornado Warning | DMX | Kossuth | 22 min |
| May 15, 3:37 PM CDT | Tornado Warning | DMX | Wright | 33 min |
| May 15, 4:13 PM CDT | Tornado Warning | DMX | Wapello | 32 min |
| May 15, 4:24 PM CDT | Tornado Warning | DMX | Calhoun, Pocahontas | 36 min |
| May 15, 4:24 PM CDT | Tornado Warning | FSD | Sioux | 31 min |
| May 15, 4:34 PM CDT | Tornado Warning | DVN | Keokuk | 36 min |
| May 15, 4:48 PM CDT | Tornado Warning | DVN | Jefferson | 37 min |
| May 15, 5:03 PM CDT | Tornado Warning | DVN | Washington | 47 min |
| May 15, 5:28 PM CDT | Tornado Warning | DVN | Johnson | 47 min |
| May 15, 5:39 PM CDT | Tornado Warning | DVN | Cedar | 51 min |
| May 15, 5:43 PM CDT | Tornado Warning | DVN | Muscatine | 32 min |
| May 15, 6:22 PM CDT | Tornado Warning | DVN | Jones | 48 min |
| May 15, 6:44 PM CDT | Tornado Warning | DVN | Jackson | 51 min |
| May 15, 6:49 PM CDT | Tornado Warning | DVN | Cedar | 21 min |
| May 15, 7:07 PM CDT | Tornado Warning | DVN | Dubuque | 38 min |
| May 19, 4:11 PM CDT | Tornado Warning | DMX | Polk | 34 min |
| May 19, 4:23 PM CDT | Tornado Warning | DMX | Jasper | 32 min |
| May 19, 4:34 PM CDT | Tornado Warning | DMX | Marion, Polk | 36 min |
| May 19, 4:53 PM CDT | Tornado Warning | DMX | Marion | 32 min |
| May 21, 7:50 PM CDT | Tornado Warning | OAX | Harrison, Monona | 50 min |
| May 21, 8:47 PM CDT | Tornado Warning | OAX | Pottawattamie | 33 min |
| May 28, 3:14 PM CDT | Tornado Warning | DMX | Pocahontas | 36 min |
| May 28, 3:28 PM CDT | Tornado Warning | FSD | Buena Vista | 37 min |
| May 28, 3:28 PM CDT | Tornado Warning | FSD | Buena Vista | 17 min |
| May 28, 3:49 PM CDT | Tornado Warning | DMX | Pocahontas | 31 min |
| May 28, 4:44 PM CDT | Tornado Warning | DMX | Wright | 21 min |
| May 28, 5:50 PM CDT | Tornado Warning | ARX | Allamakee, Winneshiek | 60 min |
| May 28, 6:37 PM CDT | Tornado Warning | DVN | Buchanan, Delaware | 48 min |
| May 28, 7:04 PM CDT | Tornado Warning | DVN | Linn | 51 min |
| May 28, 7:12 PM CDT | Tornado Warning | FSD | Cherokee | 33 min |
| May 28, 7:20 PM CDT | Tornado Warning | FSD | Plymouth, Woodbury | 30 min |
| May 28, 7:52 PM CDT | Tornado Warning | FSD | Plymouth, Woodbury | 33 min |
| May 28, 8:26 PM CDT | Tornado Warning | FSD | Woodbury | 34 min |
| May 28, 8:40 PM CDT | Tornado Warning | OAX | Monona | 60 min |
| May 28, 9:04 PM CDT | Tornado Warning | FSD | Woodbury | 31 min |
| May 28, 9:22 PM CDT | Tornado Warning | DMX | Crawford | 33 min |
| May 28, 9:40 PM CDT | Tornado Warning | OAX | Monona | 45 min |
| May 28, 9:52 PM CDT | Tornado Warning | DMX | Crawford | 33 min |
| May 28, 10:18 PM CDT | Tornado Warning | OAX | Harrison | 62 min |
| May 28, 10:21 PM CDT | Tornado Warning | DMX | Carroll, Crawford | 39 min |
| May 28, 10:21 PM CDT | Tornado Warning | DMX | Carroll, Crawford | 34 min |
| May 28, 10:54 PM CDT | Tornado Warning | OAX | Shelby | 61 min |
| May 28, 11:04 PM CDT | Tornado Warning | DMX | Carroll | 36 min |
| May 28, 11:10 PM CDT | Tornado Warning | DMX | Audubon | 35 min |
| May 28, 11:25 PM CDT | Tornado Warning | DMX | Greene, Guthrie | 35 min |
| May 28, 11:44 PM CDT | Tornado Warning | DMX | Audubon, Guthrie | 36 min |
| May 28, 11:59 PM CDT | Tornado Warning | DMX | Dallas, Guthrie | 51 min |
| May 29, 12:24 AM CDT | Tornado Warning | DMX | Guthrie | 26 min |
| May 30, 12:46 PM CDT | Tornado Warning | DMX | Calhoun, Greene | 34 min |
| May 30, 1:25 PM CDT | Tornado Warning | DMX | Boone | 35 min |
| May 30, 1:50 PM CDT | Tornado Warning | DMX | Boone | 50 min |
| May 30, 2:20 PM CDT | Tornado Warning | DMX | Marshall | 50 min |
| May 30, 3:08 PM CDT | Tornado Warning | DMX | Marshall | 22 min |
| May 30, 3:08 PM CDT | Tornado Warning | DMX | Marshall | 17 min |
| May 31, 1:36 AM CDT | Tornado Warning | ARX | Clayton, Fayette | 34 min |
| May 31, 1:45 AM CDT | Tornado Warning | DVN | Delaware | 50 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crawford County5
- Woodbury County4
- Guthrie County4
- Shelby County3
- Calhoun County3
- Pocahontas County3
- Monona County3
- Carroll County3
- Marshall County3
- Linn County2
- Pottawattamie County2
- Kossuth County2
- Wright County2
- Cedar County2
- Polk County2
- Marion County2
- Harrison County2
- Buena Vista County2
- Delaware County2
- Plymouth County2
- Audubon County2
- Greene County2
- Boone County2
- Wapello County1
- Sioux County1
- Keokuk County1
- Jefferson County1
- Washington County1
- Johnson County1
- Muscatine County1
- Jones County1
- Jackson County1
- Dubuque County1
- Jasper County1
- Allamakee County1
- Winneshiek County1
- Buchanan County1
- Cherokee County1
- Dallas County1
- Clayton County1
1 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.