Alert archive / Iowa / Mesoscale Discussions
Mesoscale Discussions in Iowa, 2006
181 mesoscale discussions in 2006. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in 2006. Tap one for its archive.
- Mesoscale Discussions
- 181
- Busiest month
- August32 mesoscale discussions
- Busiest day
- August 2, 20067 mesoscale discussions
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 |
|---|---|---|---|---|
| Jan 1, 6:38 PM CST | Mesoscale Discussion | SPC | Clay, Dickinson, Emmet, Kossuth, Lyon, O'Brien and 5 more | 4 hr |
| Jan 2, 4:31 AM CST | Mesoscale Discussion | SPC | Davis, Des Moines, Henry, Jefferson, Lee, Van Buren and 1 more | 59 min |
| Jan 20, 10:32 AM CST | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Benton, Black Hawk and 56 more | 5 hr |
| Jan 20, 3:39 PM CST | Mesoscale Discussion | SPC | Benton, Black Hawk, Bremer, Buchanan, Cedar, Clayton and 18 more | 6 hr |
| Feb 16, 5:16 AM CST | Mesoscale Discussion | SPC | Adair, Adams, Allamakee, Appanoose, Audubon, Benton and 85 more | 5 hr |
| Mar 5, 12:32 AM CST | Mesoscale Discussion | SPC | Benton, Buchanan, Cedar, Clayton, Clinton, Delaware and 10 more | 6 hr |
| Mar 7, 10:23 AM CST | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 41 more | 2 hr |
| Mar 7, 5:16 PM CST | Mesoscale Discussion | SPC | Appanoose, Davis, Henry, Jefferson, Lee, Van Buren | 119 min |
| Mar 8, 7:46 PM CST | Mesoscale Discussion | SPC | Benton, Cedar, Clinton, Davis, Des Moines, Henry and 17 more | 89 min |
| Mar 12, 12:10 PM CST | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Cass, Clarke, Dallas and 29 more | 95 min |
| Mar 12, 2:33 PM CST | Mesoscale Discussion | SPC | Cedar, Clinton, Des Moines, Henry, Johnson, Jones and 4 more | 87 min |
| Mar 12, 4:22 PM CST | Mesoscale Discussion | SPC | Cedar, Clinton, Des Moines, Henry, Iowa, Jefferson and 8 more | 53 min |
| Mar 12, 7:15 PM CST | Mesoscale Discussion | SPC | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 16 more | 90 min |
| Mar 12, 11:52 PM CST | Mesoscale Discussion | SPC | Cedar, Clinton, Davis, Iowa, Jackson, Jefferson and 10 more | 83 min |
| Mar 16, 2:46 AM CST | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 21 more | 6 hr |
| Mar 16, 1:09 PM CST | Mesoscale Discussion | SPC | Clayton, Delaware, Dubuque, Jackson | 5 hr |
| Mar 20, 12:48 PM CST | Mesoscale Discussion | SPC | Crawford, Fremont, Harrison, Ida, Mills, Monona and 5 more | 5 hr |
| Mar 20, 7:31 PM CST | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Carroll and 45 more | 5 hr |
| Mar 30, 7:29 AM CST | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 25 more | 2 hr |
| Mar 30, 12:03 PM CST | Mesoscale Discussion | SPC | Cherokee, Lyon, Monona, O'Brien, Osceola, Plymouth and 2 more | 117 min |
| Mar 30, 1:22 PM CST | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Buena Vista and 35 more | 113 min |
| Mar 30, 5:42 PM CST | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Bremer, Butler, Cerro Gordo and 27 more | 93 min |
| Mar 30, 8:29 PM CST | Mesoscale Discussion | SPC | Decatur | 91 min |
| Mar 30, 11:08 PM CST | Mesoscale Discussion | SPC | Cedar, Clinton, Des Moines, Muscatine, Scott | 67 min |
| Apr 2, 3:16 PM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Davis, Des Moines, Henry, Iowa and 12 more | 89 min |
| Apr 5, 10:36 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Cass and 33 more | 84 min |
| Apr 6, 11:19 AM CDT | Mesoscale Discussion | SPC | Cedar, Davis, Des Moines, Henry, Iowa, Jefferson and 11 more | 56 min |
| Apr 6, 3:24 PM CDT | Mesoscale Discussion | SPC | Audubon, Carroll, Crawford, Harrison, Ida, Monona and 3 more | 2 hr |
| Apr 6, 7:12 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Cass, Crawford, Fremont and 10 more | 63 min |
| Apr 6, 9:51 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Buena Vista and 54 more | 114 min |
| Apr 11, 5:58 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Calhoun, Carroll, Cass and 12 more | 92 min |
| Apr 11, 9:49 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Bremer, Buchanan, Butler and 37 more | 86 min |
| Apr 13, 4:59 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 29 more | 2 hr |
| Apr 13, 7:58 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 40 more | 92 min |
| Apr 13, 10:31 PM CDT | Mesoscale Discussion | SPC | Cedar, Clayton, Clinton, Delaware, Dubuque, Jackson and 3 more | 59 min |
| Apr 14, 7:20 AM CDT | Mesoscale Discussion | SPC | Des Moines, Henry, Lee, Louisa, Van Buren | 115 min |
| Apr 15, 5:00 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 27 more | 90 min |
| Apr 15, 6:17 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Carroll, Cass, Clarke and 20 more | 88 min |
| Apr 15, 6:41 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Calhoun, Cherokee, Clay, Dickinson, Emmet and 16 more | 94 min |
| Apr 15, 9:14 PM CDT | Mesoscale Discussion | SPC | Appanoose, Boone, Clarke, Dallas, Decatur, Greene and 10 more | 91 min |
| Apr 15, 10:46 PM CDT | Mesoscale Discussion | SPC | Benton, Black Hawk, Bremer, Buchanan, Butler, Cedar and 30 more | 119 min |
| Apr 16, 10:57 AM CDT | Mesoscale Discussion | SPC | Allamakee, Appanoose, Benton, Black Hawk, Bremer, Buchanan and 41 more | 2 hr |
| Apr 16, 1:18 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Boone, Buchanan, Cedar and 34 more | 57 min |
| Apr 16, 3:43 PM CDT | Mesoscale Discussion | SPC | Benton, Cedar, Clinton, Davis, Des Moines, Henry and 11 more | 92 min |
| Apr 18, 2:24 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Cass, Clarke, Davis and 10 more | 3 hr |
| Apr 18, 6:27 PM CDT | Mesoscale Discussion | SPC | Appanoose, Boone, Clarke, Dallas, Davis, Decatur and 15 more | 93 min |
| Apr 18, 10:36 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Buchanan, Cedar, Clinton and 27 more | 114 min |
| May 2, 2:23 PM CDT | Mesoscale Discussion | SPC | Cherokee, Lyon, Monona, O'Brien, Osceola, Plymouth and 2 more | 2 hr |
| May 2, 5:46 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 6 more | 89 min |
| May 2, 7:18 PM CDT | Mesoscale Discussion | SPC | Fremont, Mills | 117 min |
| May 2, 7:56 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Calhoun, Carroll, Cherokee, Clay, Crawford and 13 more | 94 min |
| May 2, 9:41 PM CDT | Mesoscale Discussion | SPC | Fremont, Page, Ringgold, Taylor | 94 min |
| May 3, 2:59 AM CDT | Mesoscale Discussion | SPC | Page, Taylor | 2 hr |
| May 8, 5:38 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Carroll, Cass, Crawford and 11 more | 67 min |
| May 8, 7:47 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Buena Vista, Calhoun, Carroll and 19 more | 58 min |
| May 8, 10:59 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Black Hawk, Boone, Bremer and 44 more | 91 min |
| May 23, 5:40 PM CDT | Mesoscale Discussion | SPC | Lyon, Plymouth, Sioux | 2 hr |
| May 23, 10:06 PM CDT | Mesoscale Discussion | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cass, Cherokee and 24 more | 114 min |
| May 24, 1:56 AM CDT | Mesoscale Discussion | SPC | Decatur | 94 min |
| May 24, 11:27 AM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Des Moines, Henry, Iowa, Jefferson and 11 more | 2 hr |
| May 24, 1:37 PM CDT | Mesoscale Discussion | SPC | Allamakee, Cedar, Clayton, Clinton, Delaware, Dubuque and 8 more | 83 min |
| May 26, 8:55 PM CDT | Mesoscale Discussion | SPC | Fremont, Mills | 95 min |
| May 26, 11:55 PM CDT | Mesoscale Discussion | SPC | Fremont, Mills, Page | 95 min |
| May 27, 3:30 AM CDT | Mesoscale Discussion | SPC | Appanoose, Boone, Clarke, Dallas, Davis, Decatur and 19 more | 3 hr |
| May 27, 2:12 PM CDT | Mesoscale Discussion | SPC | Allamakee, Cedar, Clinton, Des Moines, Dubuque, Henry and 10 more | 93 min |
| May 27, 8:04 PM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Howard, Mitchell, Winneshiek, Worth | 116 min |
| May 29, 10:37 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Calhoun and 35 more | 83 min |
| May 29, 3:02 PM CDT | Mesoscale Discussion | SPC | Kossuth, Winnebago | 118 min |
| May 29, 6:03 PM CDT | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Calhoun and 19 more | 87 min |
| May 30, 1:12 AM CDT | Mesoscale Discussion | SPC | Adams, Fremont, Mills, Montgomery, Page | 3 hr |
| May 30, 11:13 AM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Dubuque, Jackson, Jones, Muscatine and 1 more | 2 hr |
| Jun 6, 2:34 PM CDT | Mesoscale Discussion | SPC | Appanoose, Cedar, Davis, Des Moines, Henry, Iowa and 15 more | 116 min |
| Jun 9, 3:42 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Ida, Lyon and 8 more | 2 hr |
| Jun 9, 8:58 PM CDT | Mesoscale Discussion | SPC | Audubon, Boone, Buena Vista, Calhoun, Carroll, Cherokee and 23 more | 62 min |
| Jun 15, 1:07 AM CDT | Mesoscale Discussion | SPC | Buena Vista, Calhoun, Carroll, Cherokee, Clay, Crawford and 11 more | 2 hr |
| Jun 16, 4:02 PM CDT | Mesoscale Discussion | SPC | Dickinson, Lyon, Osceola, Sioux | 88 min |
| Jun 16, 6:26 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Dickinson, Ida and 8 more | 64 min |
| Jun 16, 7:41 PM CDT | Mesoscale Discussion | SPC | Emmet, Kossuth, Palo Alto, Winnebago | 94 min |
| Jun 16, 10:15 PM CDT | Mesoscale Discussion | SPC | Allamakee, Bremer, Cerro Gordo, Chickasaw, Floyd, Hancock and 5 more | 60 min |
| Jun 17, 9:00 PM CDT | Mesoscale Discussion | SPC | Fremont, Page | 90 min |
| Jun 18, 8:45 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Davis, Decatur, Fremont, Lucas and 6 more | 2 hr |
| Jun 19, 1:51 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Cass, Clarke and 26 more | 114 min |
| Jun 20, 3:03 PM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Des Moines, Henry, Jefferson, Keokuk and 5 more | 117 min |
| Jun 20, 5:19 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Buena Vista and 45 more | 116 min |
| Jun 21, 1:49 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Benton, Boone and 45 more | 86 min |
| Jun 21, 6:27 AM CDT | Mesoscale Discussion | SPC | Allamakee, Appanoose, Benton, Black Hawk, Bremer, Buchanan and 40 more | 2 hr |
| Jun 21, 8:32 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 20 more | 88 min |
| Jun 21, 10:32 AM CDT | Mesoscale Discussion | SPC | Allamakee, Buchanan, Clayton, Delaware, Dubuque, Fayette and 1 more | 118 min |
| Jun 21, 12:19 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Boone, Buchanan, Cedar and 35 more | 86 min |
| Jun 21, 10:45 PM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Decatur, Fremont, Page, Ringgold and 2 more | 2 hr |
| Jun 23, 5:28 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Calhoun, Cerro Gordo, Cherokee, Clay, Dickinson and 19 more | 92 min |
| Jun 23, 9:17 PM CDT | Mesoscale Discussion | SPC | Lyon, Osceola, Sioux | 58 min |
| Jun 24, 2:04 PM CDT | Mesoscale Discussion | SPC | Benton, Buchanan, Cedar, Clayton, Clinton, Davis and 19 more | 86 min |
| Jun 24, 7:45 PM CDT | Mesoscale Discussion | SPC | Allamakee, Clayton, Fayette, Winneshiek | 90 min |
| Jun 25, 12:38 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Boone, Bremer, Buchanan and 44 more | 97 min |
| Jun 25, 7:04 PM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Dubuque, Jackson, Scott | 116 min |
| Jul 1, 4:23 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Boone, Bremer, Buchanan and 29 more | 37 min |
| Jul 1, 10:09 PM CDT | Mesoscale Discussion | SPC | Adair, Audubon, Benton, Black Hawk, Boone, Buchanan and 30 more | 96 min |
| Jul 2, 3:57 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Davis, Decatur, Des Moines, Henry and 12 more | 93 min |
| Jul 2, 9:59 PM CDT | Mesoscale Discussion | SPC | Davis, Des Moines, Henry, Iowa, Jasper, Jefferson and 15 more | 3 hr |
| Jul 3, 2:07 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Cass, Cedar and 31 more | 113 min |
| Jul 3, 6:58 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Allamakee, Audubon, Benton, Black Hawk and 59 more | 92 min |
| Jul 9, 4:01 PM CDT | Mesoscale Discussion | SPC | Allamakee | 89 min |
| Jul 13, 11:47 AM CDT | Mesoscale Discussion | SPC | Plymouth, Sioux | 118 min |
| Jul 13, 12:57 PM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Des Moines, Henry, Jefferson, Keokuk and 7 more | 2 hr |
| Jul 13, 2:53 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Carroll and 26 more | 67 min |
| Jul 13, 7:26 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Dickinson, Emmet and 10 more | 94 min |
| Jul 13, 9:20 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Cass, Clarke and 27 more | 115 min |
| Jul 14, 1:34 AM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Fayette, Howard, Winneshiek | 86 min |
| Jul 14, 5:36 PM CDT | Mesoscale Discussion | SPC | Boone, Buena Vista, Calhoun, Carroll, Greene, Hamilton and 6 more | 114 min |
| Jul 17, 12:09 PM CDT | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 10 more | 2 hr |
| Jul 17, 5:34 PM CDT | Mesoscale Discussion | SPC | Allamakee, Appanoose, Benton, Black Hawk, Bremer, Buchanan and 40 more | 86 min |
| Jul 19, 9:40 AM CDT | Mesoscale Discussion | SPC | Allamakee, Bremer, Buchanan, Cerro Gordo, Chickasaw, Clayton and 9 more | 95 min |
| Jul 19, 11:40 AM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Cedar and 12 more | 95 min |
| Jul 19, 3:31 PM CDT | Mesoscale Discussion | SPC | Boone, Buena Vista, Calhoun, Cerro Gordo, Cherokee, Clay and 20 more | 89 min |
| Jul 19, 7:57 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Buena Vista and 45 more | 93 min |
| Jul 19, 10:48 PM CDT | Mesoscale Discussion | SPC | Allamakee, Buchanan, Clayton, Delaware, Dubuque, Fayette and 3 more | 87 min |
| Jul 20, 2:32 AM CDT | Mesoscale Discussion | SPC | Clinton, Dubuque, Jackson | 88 min |
| Jul 20, 2:55 AM CDT | Mesoscale Discussion | SPC | Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo, Chickasaw and 10 more | 95 min |
| Jul 22, 12:53 PM CDT | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 23 more | 3 hr |
| Jul 24, 12:49 PM CDT | Mesoscale Discussion | SPC | Dickinson, Emmet, Osceola | 86 min |
| Jul 24, 3:04 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cerro Gordo, Cherokee, Clay, Dickinson, Emmet and 14 more | 116 min |
| Jul 24, 6:20 PM CDT | Mesoscale Discussion | SPC | Cherokee, Clay, Dickinson, Emmet, Lyon, O'Brien and 4 more | 85 min |
| Jul 25, 6:34 PM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Des Moines, Henry, Jackson, Jefferson and 8 more | 116 min |
| Jul 25, 7:39 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 21 more | 2 hr |
| Aug 1, 2:48 PM CDT | Mesoscale Discussion | SPC | Monona, Plymouth, Woodbury | 117 min |
| Aug 1, 7:17 PM CDT | Mesoscale Discussion | SPC | Allamakee, Bremer, Buena Vista, Butler, Calhoun, Cerro Gordo and 30 more | 118 min |
| Aug 1, 11:51 PM CDT | Mesoscale Discussion | SPC | Bremer, Butler, Calhoun, Carroll, Cerro Gordo, Chickasaw and 11 more | 54 min |
| Aug 2, 1:16 AM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Fayette, Winneshiek | 119 min |
| Aug 2, 12:42 PM CDT | Mesoscale Discussion | SPC | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more | 2 hr |
| Aug 2, 1:16 PM CDT | Mesoscale Discussion | SPC | Taylor | 119 min |
| Aug 2, 5:13 PM CDT | Mesoscale Discussion | SPC | Appanoose, Decatur, Ringgold, Taylor, Wayne | 2 hr |
| Aug 2, 5:52 PM CDT | Mesoscale Discussion | SPC | Jackson | 113 min |
| Aug 2, 7:53 PM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Decatur, Henry, Jefferson, Lee and 5 more | 2 hr |
| Aug 2, 11:37 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Decatur, Lucas, Monroe, Wayne | 23 min |
| Aug 5, 8:50 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Dickinson, Harrison and 11 more | 85 min |
| Aug 6, 1:56 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Cass, Clarke and 15 more | 3 hr |
| Aug 6, 2:01 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Cass, Clarke and 15 more | 2 hr |
| Aug 6, 8:05 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Davis, Decatur, Des Moines, Henry and 15 more | 85 min |
| Aug 10, 2:15 AM CDT | Mesoscale Discussion | SPC | Adair, Audubon, Boone, Buena Vista, Calhoun, Carroll and 15 more | 90 min |
| Aug 10, 3:14 AM CDT | Mesoscale Discussion | SPC | Benton, Black Hawk, Bremer, Buchanan, Butler, Cedar and 26 more | 91 min |
| Aug 10, 5:45 AM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Louisa, Muscatine, Scott | 90 min |
| Aug 11, 2:07 AM CDT | Mesoscale Discussion | SPC | Monona, Plymouth, Woodbury | 53 min |
| Aug 13, 1:58 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Clarke, Dallas, Decatur, Jasper and 10 more | 92 min |
| Aug 13, 6:04 PM CDT | Mesoscale Discussion | SPC | Davis, Des Moines, Henry, Jefferson, Lee, Louisa and 2 more | 56 min |
| Aug 13, 8:38 PM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Henry, Jefferson, Keokuk, Lee and 3 more | 67 min |
| Aug 18, 1:07 PM CDT | Mesoscale Discussion | SPC | Harrison, Monona | 113 min |
| Aug 23, 1:17 PM CDT | Mesoscale Discussion | SPC | Allamakee, Winneshiek | 88 min |
| Aug 24, 1:05 PM CDT | Mesoscale Discussion | SPC | Allamakee | 115 min |
| Aug 24, 5:36 PM CDT | Mesoscale Discussion | SPC | Lyon | 54 min |
| Aug 24, 6:03 PM CDT | Mesoscale Discussion | SPC | Allamakee, Howard, Mitchell, Winneshiek | 87 min |
| Aug 24, 9:08 PM CDT | Mesoscale Discussion | SPC | Allamakee, Buena Vista, Cerro Gordo, Cherokee, Chickasaw, Clay and 20 more | 97 min |
| Aug 24, 11:24 PM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clay, Clayton, Dickinson, Emmet and 8 more | 96 min |
| Aug 25, 2:27 AM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Dubuque, Fayette, Floyd and 3 more | 2 hr |
| Aug 25, 5:05 AM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Buchanan, Clayton, Delaware, Dubuque and 5 more | 55 min |
| Aug 25, 1:42 PM CDT | Mesoscale Discussion | SPC | Scott | 2 hr |
| Aug 25, 6:38 PM CDT | Mesoscale Discussion | SPC | Clinton, Jackson | 2 hr |
| Sep 2, 1:45 PM CDT | Mesoscale Discussion | SPC | Boone, Butler, Cerro Gordo, Chickasaw, Dallas, Emmet and 19 more | 90 min |
| Sep 3, 2:27 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Allamakee, Audubon, Benton, Black Hawk and 78 more | 63 min |
| Sep 8, 5:04 PM CDT | Mesoscale Discussion | SPC | Allamakee, Bremer, Buchanan, Butler, Cerro Gordo, Chickasaw and 9 more | 56 min |
| Sep 11, 3:13 PM CDT | Mesoscale Discussion | SPC | Lee | 92 min |
| Sep 15, 8:32 PM CDT | Mesoscale Discussion | SPC | Adair, Audubon, Buena Vista, Calhoun, Carroll, Cass and 21 more | 58 min |
| Sep 16, 1:25 PM CDT | Mesoscale Discussion | SPC | Cherokee, Lyon, O'Brien, Osceola, Plymouth, Sioux and 1 more | 3 hr |
| Sep 16, 3:24 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 7 more | 96 min |
| Sep 16, 6:12 PM CDT | Mesoscale Discussion | SPC | Lyon | 63 min |
| Sep 16, 8:15 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 29 more | 2 hr |
| Sep 16, 11:44 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Allamakee, Appanoose, Benton, Black Hawk and 45 more | 2 hr |
| Sep 22, 2:20 PM CDT | Mesoscale Discussion | SPC | Clinton, Jackson, Scott | 2 hr |
| Oct 2, 1:27 PM CDT | Mesoscale Discussion | SPC | Allamakee, Clayton, Clinton, Delaware, Dubuque, Fayette and 2 more | 93 min |
| Nov 9, 11:47 PM CST | Mesoscale Discussion | SPC | Clay, Dickinson, Emmet, Lyon, O'Brien, Osceola and 2 more | 6 hr |
| Nov 10, 7:03 AM CST | Mesoscale Discussion | SPC | Cerro Gordo, Hancock, Humboldt, Kossuth, Mitchell, Palo Alto and 4 more | 4 hr |
| Nov 10, 9:34 AM CST | Mesoscale Discussion | SPC | Cedar, Clayton, Clinton, Delaware, Des Moines, Dubuque and 9 more | 116 min |
| Nov 10, 12:03 PM CST | Mesoscale Discussion | SPC | Allamakee, Winneshiek | 4 hr |
| Nov 10, 12:17 PM CST | Mesoscale Discussion | SPC | Davis, Des Moines, Henry, Jefferson, Lee, Louisa and 2 more | 58 min |
| Nov 26, 6:16 PM CST | Mesoscale Discussion | SPC | Lyon, O'Brien, Osceola, Sioux | 5 hr |
| Nov 29, 10:59 AM CST | Mesoscale Discussion | SPC | Decatur, Ringgold, Wayne | 5 hr |
| Nov 29, 4:43 PM CST | Mesoscale Discussion | SPC | Appanoose, Benton, Cedar, Clayton, Clinton, Davis and 21 more | 4 hr |
| Nov 30, 11:50 PM CST | Mesoscale Discussion | SPC | Des Moines, Henry, Lee | 4 hr |
| Dec 11, 7:21 PM CST | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Cass, Clarke, Dallas and 14 more | 2 hr |
| Dec 31, 12:53 AM CST | Mesoscale Discussion | SPC | Lyon, Sioux | 5 hr |
| Dec 31, 6:29 AM CST | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Dickinson, Harrison and 8 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Davis County47
- Henry County45
- Cedar County45
- Washington County45
- Scott County45
- Jefferson County44
- Wapello County44
- Johnson County43
- Louisa County43
- Muscatine County43
- Keokuk County42
- Clinton County42
- Des Moines County41
- Van Buren County41
- Appanoose County41
- Jones County41
- Warren County41
- Dubuque County41
- Jackson County41
- Delaware County40
- Mahaska County40
- Monroe County40
- Wayne County40
- Dallas County39
- Iowa County39
- Lucas County39
- Taylor County39
- Clayton County39
- Allamakee County39
- Decatur County38
- Madison County38
- Poweshiek County38
- Lee County37
- Buchanan County37
- Clarke County37
- Jasper County37
- Linn County37
- Page County37
- Polk County37
- Ringgold County37
59 more counties
- Lyon County36
- Adair County36
- Guthrie County36
- Marion County36
- Union County36
- Fayette County36
- Osceola County35
- Sioux County35
- Audubon County35
- Cass County35
- Story County35
- Adams County34
- Boone County34
- Marshall County34
- Chickasaw County34
- Winneshiek County34
- Monona County34
- Woodbury County34
- O'Brien County33
- Plymouth County33
- Benton County33
- Montgomery County33
- Pottawattamie County33
- Carroll County32
- Shelby County32
- Cherokee County32
- Clay County31
- Dickinson County31
- Bremer County31
- Fremont County31
- Harrison County31
- Calhoun County31
- Crawford County31
- Black Hawk County30
- Hardin County30
- Mills County30
- Buena Vista County30
- Sac County30
- Greene County29
- Grundy County29
- Ida County29
- Pocahontas County29
- Hamilton County28
- Cerro Gordo County28
- Butler County27
- Tama County27
- Webster County27
- Floyd County27
- Emmet County26
- Kossuth County26
- Franklin County26
- Howard County26
- Humboldt County26
- Mitchell County26
- Wright County26
- Palo Alto County24
- Hancock County24
- Worth County24
- Winnebago County21
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20052007
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.