Alert archive / Iowa / Severe Thunderstorm Warnings / 2016
Severe Thunderstorm Warnings in Iowa, July 2016
111 severe thunderstorm warnings in July 2016. 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 July 2016. Tap one for its archive.
- Severe Thunderstorm Warnings
- 111
- Busiest day
- July 7, 201623 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 |
|---|---|---|---|---|
| Jul 5, 9:57 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 48 min |
| Jul 5, 10:07 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 53 min |
| Jul 5, 10:19 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 26 min |
| Jul 5, 10:24 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 51 min |
| Jul 5, 10:46 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona, Shelby | 44 min |
| Jul 5, 10:47 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 28 min |
| Jul 5, 10:49 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 26 min |
| Jul 5, 10:54 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Crawford, Sac | 51 min |
| Jul 5, 11:32 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Calhoun, Carroll, Greene, Webster | 58 min |
| Jul 6, 12:14 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Greene, Hamilton, Hardin, Polk and 2 more | 46 min |
| Jul 6, 12:49 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 41 min |
| Jul 6, 12:50 AM CDT | Severe Thunderstorm Warning | DVN | Jackson | 40 min |
| Jul 6, 1:26 AM CDT | Severe Thunderstorm Warning | DVN | Clinton | 64 min |
| Jul 6, 1:29 AM CDT | Severe Thunderstorm Warning | DVN | Jackson, Jones | 34 min |
| Jul 6, 2:42 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jackson, Johnson, Jones, Linn and 2 more | 48 min |
| Jul 6, 2:46 AM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jackson, Jones, Linn | 44 min |
| Jul 6, 3:06 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson, Scott | 54 min |
| Jul 6, 3:09 AM CDT | Severe Thunderstorm Warning | DVN | Johnson, Louisa, Muscatine, Scott | 51 min |
| Jul 6, 3:33 AM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie | 42 min |
| Jul 6, 8:25 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Monroe, Wapello | 50 min |
| Jul 6, 11:31 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 59 min |
| Jul 6, 11:52 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Clay, O'Brien | 38 min |
| Jul 7, 12:08 AM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 52 min |
| Jul 7, 12:20 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Crawford, Pocahontas, Sac | 40 min |
| Jul 7, 12:52 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Greene, Pocahontas, Sac, Webster | 38 min |
| Jul 7, 1:09 AM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 36 min |
| Jul 7, 1:22 AM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth, Palo Alto, Pocahontas | 38 min |
| Jul 7, 2:02 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Pottawattamie | 43 min |
| Jul 7, 2:35 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 40 min |
| Jul 7, 2:43 AM CDT | Severe Thunderstorm Warning | DMX | Worth | 32 min |
| Jul 7, 2:50 AM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 40 min |
| Jul 7, 3:13 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 62 min |
| Jul 7, 3:33 AM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Taylor | 42 min |
| Jul 7, 4:11 AM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 64 min |
| Jul 7, 4:14 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Taylor, Union | 46 min |
| Jul 7, 5:45 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Wapello | 45 min |
| Jul 7, 6:15 AM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Keokuk, Washington | 45 min |
| Jul 7, 4:01 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 44 min |
| Jul 7, 4:39 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 51 min |
| Jul 7, 4:53 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth, Palo Alto | 39 min |
| Jul 7, 5:12 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 48 min |
| Jul 7, 5:30 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 2 min |
| Jul 7, 6:00 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 29 min |
| Jul 10, 9:41 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 34 min |
| Jul 11, 7:41 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 34 min |
| Jul 11, 8:10 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 35 min |
| Jul 11, 8:17 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 43 min |
| Jul 11, 8:29 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 46 min |
| Jul 11, 9:07 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford, Sac | 38 min |
| Jul 11, 9:29 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Greene, Sac | 46 min |
| Jul 11, 9:41 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas, Sac, Webster | 34 min |
| Jul 13, 6:49 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, O'Brien, Osceola, Sioux | 41 min |
| Jul 13, 7:12 AM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 48 min |
| Jul 13, 8:09 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux | 38 min |
| Jul 13, 8:20 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Ida, Plymouth, Woodbury | 40 min |
| Jul 13, 8:41 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Ida, Woodbury | 49 min |
| Jul 13, 9:01 AM CDT | Severe Thunderstorm Warning | DMX | Sac | 44 min |
| Jul 13, 1:21 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion | 28 min |
| Jul 13, 1:28 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Keokuk | 47 min |
| Jul 13, 2:01 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Iowa, Johnson, Louisa, Muscatine, Washington | 59 min |
| Jul 13, 2:22 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson | 53 min |
| Jul 13, 2:45 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 60 min |
| Jul 13, 3:48 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 57 min |
| Jul 13, 5:51 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie, Madison | 39 min |
| Jul 16, 11:45 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Plymouth, Sioux | 30 min |
| Jul 17, 12:16 AM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 59 min |
| Jul 17, 12:37 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 23 min |
| Jul 17, 12:41 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jul 17, 1:37 AM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth | 38 min |
| Jul 17, 2:21 AM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth, Palo Alto, Pocahontas | 30 min |
| Jul 17, 2:43 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Hamilton, Hancock, Humboldt, Kossuth, Pocahontas and 2 more | 62 min |
| Jul 17, 3:06 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Greene, Webster | 39 min |
| Jul 17, 3:20 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Franklin, Greene, Hamilton, Hardin, Story and 2 more | 55 min |
| Jul 17, 4:00 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy, Marshall, Tama | 45 min |
| Jul 17, 4:37 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Iowa, Johnson, Linn | 53 min |
| Jul 17, 5:10 AM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware, Dubuque | 28 min |
| Jul 17, 5:31 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Iowa, Johnson, Jones, Linn and 2 more | 44 min |
| Jul 17, 6:14 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Muscatine, Scott | 61 min |
| Jul 17, 6:24 AM CDT | Severe Thunderstorm Warning | DVN | Jackson | 49 min |
| Jul 17, 7:49 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Taylor, Union | 56 min |
| Jul 17, 8:49 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Guthrie | 41 min |
| Jul 17, 9:29 AM CDT | Severe Thunderstorm Warning | DMX | Decatur, Ringgold | 46 min |
| Jul 17, 10:05 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 40 min |
| Jul 17, 10:42 AM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Humboldt, Webster, Wright | 31 min |
| Jul 17, 11:04 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin, Wright | 31 min |
| Jul 17, 11:56 PM CDT | Severe Thunderstorm Warning | OAX | Page | 34 min |
| Jul 18, 12:30 AM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 26 min |
| Jul 18, 12:57 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams | 26 min |
| Jul 18, 1:14 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 31 min |
| Jul 18, 1:21 AM CDT | Severe Thunderstorm Warning | DMX | Taylor | 39 min |
| Jul 18, 1:37 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 38 min |
| Jul 18, 1:41 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene | 29 min |
| Jul 18, 1:43 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 22 min |
| Jul 18, 2:03 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 42 min |
| Jul 19, 11:26 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 34 min |
| Jul 19, 11:39 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 51 min |
| Jul 19, 12:20 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Audubon, Cass, Guthrie | 40 min |
| Jul 19, 1:48 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Lucas, Ringgold, Union, Warren and 1 more | 42 min |
| Jul 19, 2:11 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Clarke, Decatur, Lucas, Monroe, Wayne | 49 min |
| Jul 19, 2:57 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Lucas, Monroe, Wayne | 33 min |
| Jul 19, 3:21 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Monroe, Wapello | 39 min |
| Jul 19, 3:24 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 57 min |
| Jul 23, 2:20 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer | 40 min |
| Jul 23, 2:30 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 45 min |
| Jul 23, 3:13 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware | 62 min |
| Jul 23, 3:52 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware, Dubuque, Jones, Linn | 53 min |
| Jul 23, 4:38 PM CDT | Severe Thunderstorm Warning | DVN | Jackson, Jones | 67 min |
| Jul 23, 4:59 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 61 min |
| Jul 23, 6:08 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jackson, Jones | 67 min |
| Jul 24, 7:13 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 22 min |
| Jul 24, 7:47 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 58 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Monona County9
- Jackson County9
- Harrison County8
- Calhoun County8
- Webster County8
- Carroll County7
- Sac County7
- Greene County7
- Jones County7
- Pottawattamie County7
- Clinton County6
- Muscatine County6
- Scott County6
- Pocahontas County6
- Kossuth County6
- Lyon County6
- Crawford County5
- Johnson County5
- Linn County5
- Delaware County5
- Ringgold County5
- Taylor County5
- Adams County5
- Buchanan County5
- Ida County4
- Woodbury County4
- Boone County4
- Hamilton County4
- Guthrie County4
- Cedar County4
- Dubuque County4
- Appanoose County4
- Monroe County4
- Buena Vista County4
- Palo Alto County4
- Sioux County4
- Iowa County4
- Wright County4
- Shelby County3
- Dallas County3
49 more counties
- Louisa County3
- Mills County3
- Davis County3
- Wapello County3
- Cherokee County3
- O'Brien County3
- Fremont County3
- Union County3
- Osceola County3
- Humboldt County3
- Franklin County3
- Audubon County3
- Decatur County3
- Lucas County3
- Wayne County3
- Hardin County2
- Story County2
- Clay County2
- Emmet County2
- Mitchell County2
- Page County2
- Mahaska County2
- Henry County2
- Jefferson County2
- Keokuk County2
- Washington County2
- Dickinson County2
- Plymouth County2
- Black Hawk County2
- Butler County2
- Adair County2
- Cass County2
- Clarke County2
- Lee County2
- Polk County1
- Montgomery County1
- Worth County1
- Allamakee County1
- Winneshiek County1
- Marion County1
- Madison County1
- Hancock County1
- Grundy County1
- Marshall County1
- Tama County1
- Benton County1
- Warren County1
- Van Buren County1
- Bremer County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20152017
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.