Alert archive / Iowa / Severe Thunderstorm Warnings / 2015
Severe Thunderstorm Warnings in Iowa, August 2015
59 severe thunderstorm warnings in August 2015. 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 August 2015. Tap one for its archive.
- Severe Thunderstorm Warnings
- 59
- Busiest day
- August 10, 201520 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 |
|---|---|---|---|---|
| Aug 2, 4:04 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Shelby | 26 min |
| Aug 2, 4:26 AM CDT | Severe Thunderstorm Warning | OAX | Shelby | 34 min |
| Aug 2, 4:30 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 45 min |
| Aug 2, 4:37 AM CDT | Severe Thunderstorm Warning | DMX | Audubon | 41 min |
| Aug 2, 5:07 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 38 min |
| Aug 2, 5:22 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison, Polk, Warren | 38 min |
| Aug 2, 5:45 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Madison, Union | 45 min |
| Aug 2, 6:00 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas, Madison, Warren | 45 min |
| Aug 2, 6:07 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Cass | 38 min |
| Aug 2, 6:11 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 49 min |
| Aug 2, 6:18 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Mahaska, Marion | 42 min |
| Aug 2, 6:26 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Clarke, Madison, Ringgold, Union | 49 min |
| Aug 2, 6:29 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 61 min |
| Aug 2, 6:41 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas, Madison, Warren | 49 min |
| Aug 2, 6:58 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 23 min |
| Aug 2, 7:01 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 44 min |
| Aug 2, 7:09 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Ringgold, Union | 51 min |
| Aug 2, 7:19 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Decatur, Lucas, Wayne | 41 min |
| Aug 2, 7:20 PM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 40 min |
| Aug 2, 7:42 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 48 min |
| Aug 2, 7:56 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Taylor, Union | 49 min |
| Aug 2, 8:29 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 46 min |
| Aug 2, 8:49 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 26 min |
| Aug 2, 10:59 PM CDT | Severe Thunderstorm Warning | OAX | Page | 46 min |
| Aug 2, 11:14 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 46 min |
| Aug 2, 11:40 PM CDT | Severe Thunderstorm Warning | OAX | Page | 35 min |
| Aug 8, 9:21 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 39 min |
| Aug 8, 9:45 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 33 min |
| Aug 8, 11:33 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison, Polk, Warren | 42 min |
| Aug 9, 1:21 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 24 min |
| Aug 9, 6:27 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 48 min |
| Aug 9, 7:18 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 42 min |
| Aug 9, 7:58 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 47 min |
| Aug 9, 8:00 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Wright | 33 min |
| Aug 9, 8:42 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 33 min |
| Aug 9, 9:01 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 44 min |
| Aug 9, 9:08 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 67 min |
| Aug 9, 9:15 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 20 min |
| Aug 9, 9:17 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Plymouth, Woodbury | 43 min |
| Aug 9, 9:55 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 50 min |
| Aug 9, 10:02 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Webster, Wright | 43 min |
| Aug 9, 10:16 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 29 min |
| Aug 9, 10:21 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 40 min |
| Aug 9, 10:40 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 50 min |
| Aug 9, 10:42 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 33 min |
| Aug 9, 11:00 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford | 30 min |
| Aug 9, 11:35 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Carroll, Guthrie | 40 min |
| Aug 10, 12:00 AM CDT | Severe Thunderstorm Warning | DMX | Marshall, Poweshiek, Tama | 45 min |
| Aug 10, 12:14 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison | 46 min |
| Aug 10, 12:59 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Madison, Union, Warren | 46 min |
| Aug 10, 2:22 AM CDT | Severe Thunderstorm Warning | OAX | Page | 23 min |
| Aug 18, 4:26 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Louisa, Muscatine, Scott | 64 min |
| Aug 22, 4:15 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 30 min |
| Aug 22, 4:21 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 39 min |
| Aug 22, 4:59 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 20 min |
| Aug 22, 6:01 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 29 min |
| Aug 22, 6:50 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Pottawattamie | 40 min |
| Aug 22, 7:14 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 25 min |
| Aug 22, 9:13 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Taylor | 47 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Madison County8
- Adams County6
- Taylor County6
- Page County6
- Adair County5
- Warren County5
- Union County5
- Montgomery County5
- Plymouth County5
- Woodbury County5
- Clarke County4
- Ringgold County4
- Harrison County3
- Shelby County3
- Pottawattamie County3
- Dallas County3
- Lucas County3
- Mills County3
- Fremont County3
- Ida County3
- Monona County3
- Audubon County2
- Polk County2
- Mahaska County2
- Muscatine County2
- Scott County2
- Wright County2
- Pocahontas County2
- Crawford County2
- Carroll County2
- Guthrie County2
- Cass County1
- Jasper County1
- Marion County1
- Appanoose County1
- Decatur County1
- Wayne County1
- Keokuk County1
- Emmet County1
- Kossuth County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.