Alert archive / Iowa / Severe Thunderstorm Watches
Severe Thunderstorm Watches in Iowa, 2014
36 severe thunderstorm watches in 2014. 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 watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in 2014. Tap one for its archive.
- Severe Thunderstorm Watches
- 36
- Busiest month
- June17 severe thunderstorm watches
- Busiest day
- May 12, 20143 severe thunderstorm watches
Over time
By month
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 |
|---|---|---|---|---|
| Apr 12, 3:15 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Allamakee, Audubon, Benton, Black Hawk, Boone and 50 more | 7 hr |
| Apr 12, 6:26 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Appanoose, Clarke, Davis, Decatur, Fremont and 10 more | 8 hr |
| Apr 12, 9:38 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Allamakee, Audubon, Benton, Black Hawk, Boone and 55 more | 6 hr |
| Apr 27, 2:13 PM CDT | Severe Thunderstorm Watch | SPC | Cedar, Davis, Des Moines, Henry, Iowa, Jefferson and 11 more | 7 hr |
| May 7, 8:18 PM CDT | Severe Thunderstorm Watch | SPC | Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and 1 more | 5 hr |
| May 10, 2:26 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Decatur, Fremont, Mills, Montgomery, Page and 3 more | 8 hr |
| May 11, 2:58 AM CDT | Severe Thunderstorm Watch | SPC | Fremont, Mills, Montgomery, Page, Pottawattamie | 7 hr |
| May 11, 9:56 PM CDT | Severe Thunderstorm Watch | SPC | Fremont, Mills, Montgomery, Page | 6 hr |
| May 12, 1:00 PM CDT | Severe Thunderstorm Watch | SPC | Appanoose, Benton, Black Hawk, Buchanan, Cedar, Clinton and 27 more | 7 hr |
| May 12, 3:49 PM CDT | Severe Thunderstorm Watch | SPC | Clayton | 7 hr |
| May 20, 3:55 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Appanoose, Audubon, Benton, Black Hawk and 45 more | 7 hr |
| Jun 1, 1:28 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Clay, Dickinson, Harrison, Ida and 10 more | 10 hr |
| Jun 14, 11:46 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Audubon, Buena Vista, Calhoun, Carroll and 19 more | 5 hr |
| Jun 16, 7:12 AM CDT | Severe Thunderstorm Watch | SPC | Fremont, Harrison, Lyon, Mills, Monona, Plymouth and 4 more | 9 hr |
| Jun 16, 3:36 PM CDT | Severe Thunderstorm Watch | SPC | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 13 more | 5 hr |
| Jun 16, 9:01 PM CDT | Severe Thunderstorm Watch | SPC | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 13 more | 8 hr |
| Jun 16, 9:56 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Appanoose, Audubon, Boone, Buena Vista, Calhoun and 34 more | 5 hr |
| Jun 17, 10:13 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Buchanan, Chickasaw, Clayton, Clinton, Delaware and 8 more | 6 hr |
| Jun 18, 3:47 AM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Black Hawk, Bremer, Butler, Calhoun, Cerro Gordo and 16 more | 4 hr |
| Jun 19, 1:31 AM CDT | Severe Thunderstorm Watch | SPC | Lyon, O'Brien, Osceola, Plymouth, Sioux | 3 hr |
| Jun 20, 2:20 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Clay, Ida, Monona, O'Brien and 3 more | 9 hr |
| Jun 20, 5:44 PM CDT | Severe Thunderstorm Watch | SPC | Audubon, Boone, Calhoun, Carroll, Crawford, Dallas and 16 more | 5 hr |
| Jun 20, 8:51 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Cass, Fremont, Mills, Montgomery and 4 more | 6 hr |
| Jun 21, 8:34 PM CDT | Severe Thunderstorm Watch | SPC | Cherokee, Ida, Lyon, O'Brien, Osceola, Plymouth and 2 more | 6 hr |
| Jun 22, 11:54 AM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Benton, Buchanan, Cedar, Clayton, Clinton and 19 more | 7 hr |
| Jun 28, 2:06 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Appanoose, Black Hawk, Boone, Bremer, Butler and 38 more | 6 hr |
| Jun 29, 8:15 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Benton, Buchanan, Cedar, Chickasaw, Clayton and 14 more | 7 hr |
| Jun 30, 4:06 AM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Appanoose, Audubon, Boone, Calhoun and 42 more | 10 hr |
| Jul 7, 5:12 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Howard, Mitchell, Winneshiek | 7 hr |
| Jul 7, 5:39 PM CDT | Severe Thunderstorm Watch | SPC | Fremont, Mills, Montgomery, Page | 7 hr |
| Jul 26, 10:15 AM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Harrison, Ida, Monona, O'Brien and 3 more | 6 hr |
| Aug 18, 7:44 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 23 more | 6 hr |
| Aug 21, 5:15 AM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Cerro Gordo, Chickasaw, Clayton, Fayette, Floyd and 6 more | 5 hr |
| Aug 31, 6:56 PM CDT | Severe Thunderstorm Watch | SPC | Bremer, Butler, Cerro Gordo, Chickasaw, Floyd, Franklin and 8 more | 6 hr |
| Aug 31, 9:45 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Appanoose, Benton, Black Hawk, Buchanan, Cedar and 27 more | 4 hr |
| Sep 20, 5:42 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Cerro Gordo, Chickasaw, Emmet, Floyd, Hancock and 7 more | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allamakee County11
- Buchanan County11
- Delaware County11
- Dubuque County11
- Winneshiek County11
- Mills County11
- Cedar County10
- Chickasaw County10
- Clayton County10
- Clinton County10
- Howard County10
- Iowa County10
- Jackson County10
- Johnson County10
- Jones County10
- Mitchell County10
- Fremont County10
- Benton County9
- Fayette County9
- Floyd County9
- Hamilton County9
- Harrison County9
- Linn County9
- Mahaska County9
- Poweshiek County9
- Montgomery County9
- Page County9
- Keokuk County9
- Muscatine County9
- Scott County9
- Washington County9
- Plymouth County9
- Adair County8
- Black Hawk County8
- Cerro Gordo County8
- Greene County8
- Guthrie County8
- Monona County8
- Pottawattamie County8
- Shelby County8
59 more counties
- Tama County8
- Webster County8
- Davis County8
- Wapello County8
- Jefferson County8
- Louisa County8
- Woodbury County8
- Audubon County7
- Boone County7
- Calhoun County7
- Carroll County7
- Cass County7
- Dallas County7
- Grundy County7
- Hardin County7
- Humboldt County7
- Jasper County7
- Marion County7
- Pocahontas County7
- Wright County7
- Appanoose County7
- Monroe County7
- Des Moines County7
- Henry County7
- Ida County7
- Bremer County6
- Butler County6
- Franklin County6
- Madison County6
- Marshall County6
- Polk County6
- Sac County6
- Story County6
- Warren County6
- Adams County6
- Decatur County6
- Lucas County6
- Ringgold County6
- Taylor County6
- Union County6
- Wayne County6
- Cherokee County6
- Sioux County6
- Worth County6
- Hancock County6
- Winnebago County6
- Crawford County5
- Clarke County5
- Lee County5
- Van Buren County5
- Buena Vista County5
- O'Brien County5
- Kossuth County5
- Lyon County4
- Osceola County3
- Emmet County3
- Palo Alto County3
- Clay County2
- Dickinson County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20132015
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.