Alert archive / Iowa / Severe Thunderstorm Warnings / 1987
Severe Thunderstorm Warnings in Iowa, June 1987
46 severe thunderstorm warnings in June 1987. 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 1987. Tap one for its archive.
- Severe Thunderstorm Warnings
- 46
- Busiest day
- June 17, 19879 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 31, 7:57 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 23 min |
| May 31, 9:08 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 37 min |
| Jun 1, 5:57 PM CDT | Severe Thunderstorm Warning | DMX | Winnebago | 63 min |
| Jun 7, 5:09 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 66 min |
| Jun 7, 6:18 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 57 min |
| Jun 11, 4:57 PM CDT | Severe Thunderstorm Warning | DMX | Wright | 33 min |
| Jun 11, 6:02 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 15 min |
| Jun 12, 3:56 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 64 min |
| Jun 12, 4:56 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 64 min |
| Jun 16, 6:23 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 67 min |
| Jun 17, 12:05 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 35 min |
| Jun 17, 12:22 PM CDT | Severe Thunderstorm Warning | DMX | Floyd, Mitchell | 68 min |
| Jun 17, 12:31 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 44 min |
| Jun 17, 12:40 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 35 min |
| Jun 17, 1:06 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 34 min |
| Jun 17, 2:30 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 60 min |
| Jun 17, 3:25 PM CDT | Severe Thunderstorm Warning | DMX | Fayette | 65 min |
| Jun 17, 3:44 PM CDT | Severe Thunderstorm Warning | DMX | Buchanan | 61 min |
| Jun 17, 4:30 PM CDT | Severe Thunderstorm Warning | DVN | Clayton, Delaware | 50 min |
| Jun 18, 3:05 AM CDT | Severe Thunderstorm Warning | DMX | Polk | 55 min |
| Jun 18, 3:11 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 49 min |
| Jun 18, 5:56 PM CDT | Severe Thunderstorm Warning | DMX | Iowa | 29 min |
| Jun 18, 11:19 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer | 26 min |
| Jun 21, 6:25 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 35 min |
| Jun 21, 6:59 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison | 46 min |
| Jun 21, 7:46 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Madison, Warren | 44 min |
| Jun 21, 8:09 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas | 51 min |
| Jun 21, 8:54 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 36 min |
| Jun 21, 9:30 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford, Sac | 45 min |
| Jun 23, 3:31 PM CDT | Severe Thunderstorm Warning | DMX | Floyd, Mitchell | 29 min |
| Jun 24, 3:11 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 91 min |
| Jun 24, 4:02 PM CDT | Severe Thunderstorm Warning | DMX | Buena Vista | 40 min |
| Jun 24, 4:24 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 36 min |
| Jun 24, 6:37 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 68 min |
| Jun 24, 6:55 PM CDT | Severe Thunderstorm Warning | FSD | Monona | 55 min |
| Jun 24, 7:28 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 52 min |
| Jun 24, 7:50 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 55 min |
| Jun 24, 7:50 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 55 min |
| Jun 24, 8:05 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 35 min |
| Jun 24, 8:06 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 23 min |
| Jun 24, 8:07 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 53 min |
| Jun 24, 8:44 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page, Pottawattamie | 51 min |
| Jun 24, 8:59 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 51 min |
| Jun 24, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Madison | 63 min |
| Jun 28, 7:31 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 59 min |
| Jun 28, 8:03 PM CDT | Severe Thunderstorm Warning | FSD | Monona | 57 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fremont County3
- Madison County3
- Pottawattamie County3
- Lyon County2
- Franklin County2
- Mills County2
- Montgomery County2
- Page County2
- Polk County2
- Floyd County2
- Mitchell County2
- Dallas County2
- Sac County2
- Plymouth County2
- Monona County2
- Wayne County1
- Monroe County1
- Winnebago County1
- Wright County1
- Decatur County1
- Jasper County1
- Marshall County1
- Butler County1
- Fayette County1
- Buchanan County1
- Clayton County1
- Delaware County1
- Appanoose County1
- Iowa County1
- Black Hawk County1
- Bremer County1
- Guthrie County1
- Clarke County1
- Warren County1
- Calhoun County1
- Pocahontas County1
- Carroll County1
- Crawford County1
- Cherokee County1
- Buena Vista County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19861988
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.