Alert archive / Iowa / Severe Thunderstorm Warnings / 1986
Severe Thunderstorm Warnings in Iowa, June 1986
26 severe thunderstorm warnings in June 1986. 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 1986. Tap one for its archive.
- Severe Thunderstorm Warnings
- 26
- Busiest day
- June 30, 19868 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 10, 11:14 PM CDT | Severe Thunderstorm Warning | DMX | Linn | 31 min |
| Jun 10, 11:26 PM CDT | Severe Thunderstorm Warning | DMX | Washington | 14 min |
| Jun 15, 10:43 PM CDT | Severe Thunderstorm Warning | DMX | Mitchell, Worth | 62 min |
| Jun 20, 2:41 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola, Sioux | 64 min |
| Jun 21, 4:26 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 34 min |
| Jun 21, 5:31 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 44 min |
| Jun 22, 12:17 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola, Sioux | 58 min |
| Jun 22, 12:35 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 55 min |
| Jun 22, 1:05 AM CDT | Severe Thunderstorm Warning | DMX | Dickinson | 35 min |
| Jun 28, 5:03 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 42 min |
| Jun 28, 5:33 AM CDT | Severe Thunderstorm Warning | DMX | Dickinson | 37 min |
| Jun 28, 8:36 AM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 49 min |
| Jun 28, 9:01 AM CDT | Severe Thunderstorm Warning | DMX | Hancock | 59 min |
| Jun 28, 12:38 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 22 min |
| Jun 28, 12:53 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 47 min |
| Jun 28, 1:12 PM CDT | Severe Thunderstorm Warning | DMX | Monroe, Wapello | 33 min |
| Jun 29, 5:14 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk | 46 min |
| Jun 29, 6:17 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 58 min |
| Jun 29, 7:30 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 45 min |
| Jun 29, 8:26 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 49 min |
| Jun 29, 9:00 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 45 min |
| Jun 29, 9:22 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 68 min |
| Jun 29, 9:46 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 29 min |
| Jun 29, 10:00 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 40 min |
| Jun 29, 10:18 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 42 min |
| Jun 30, 1:12 AM CDT | Severe Thunderstorm Warning | DMX | Iowa, Poweshiek | 48 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lyon County3
- Osceola County3
- Sioux County3
- Greene County2
- Mahaska County2
- Dickinson County2
- Linn County1
- Washington County1
- Mitchell County1
- Worth County1
- Plymouth County1
- Woodbury County1
- Kossuth County1
- Hancock County1
- Marion County1
- Monroe County1
- Wapello County1
- Dallas County1
- Polk County1
- Calhoun County1
- Emmet County1
- Harrison County1
- Pottawattamie County1
- Shelby County1
- Guthrie County1
- Cass County1
- Iowa County1
- Poweshiek County1
Nearby
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.