Alert archive / Iowa / 2019
Weather alerts in Iowa, July 2019
272 weather alerts in July 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in July 2019. Tap one for its archive.
- Alerts
- 272
- Warnings
- 123
- Watches
- 24
- Advisories
- 10
- Busiest day
- July 17, 201945 alerts
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 30, 7:32 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Jefferson, Lee, Louisa, Van Buren and 1 more | 43 min |
| Jun 30, 7:56 PM CDT | Mesoscale Discussion | SPC | Des Moines, Henry, Jefferson, Lee, Louisa, Van Buren and 1 more | 2 hr |
| Jun 30, 11:11 PM CDT | Mesoscale Discussion | SPC | Howard, Mitchell, Worth | 64 min |
| Jul 1, 12:59 AM CDT | Flash Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 8 hr |
| Jul 1, 1:55 AM CDT | Special Weather Statement | ARX | Allamakee, Winneshiek | 65 min |
| Jul 1, 7:04 AM CDT | Special Weather Statement | DVN | Dubuque | 86 min |
| Jul 1, 1:31 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Emmet, Lyon and 5 more | 119 min |
| Jul 1, 3:14 PM CDT | Severe Thunderstorm Watch | SPC | Cerro Gordo, Cherokee, Chickasaw, Clay, Dickinson, Emmet and 14 more | 5 hr |
| Jul 1, 4:16 PM CDT | Flash Flood Watch | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola, Plymouth and 1 more | 9 hr |
| Jul 1, 5:09 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cerro Gordo, Cherokee, Chickasaw, Clay, Dickinson and 16 more | 2 hr |
| Jul 1, 5:55 PM CDT | Mesoscale Discussion | SPC | Allamakee, Winneshiek | 3 hr |
| Jul 1, 7:16 PM CDT | Flash Flood Warning | FSD | Sioux | 3 hr |
| Jul 1, 7:33 PM CDT | Flash Flood Warning | FSD | O'Brien | 2 hr |
| Jul 1, 8:17 PM CDT | Flash Flood Warning | FSD | Cherokee, Plymouth, Sioux | 3 hr |
| Jul 1, 9:28 PM CDT | Flash Flood Warning | FSD | Cherokee, Ida, Plymouth, Woodbury | 3 hr |
| Jul 1, 9:46 PM CDT | River Flood Watch | DVN | Des Moines | 21 days |
| Jul 1, 9:46 PM CDT | River Flood Watch | DVN | Des Moines, Lee | 21 days |
| Jul 1, 11:01 PM CDT | River Flood Warning | FSD | Lyon | 3 days |
| Jul 1, 11:01 PM CDT | River Flood Warning | FSD | Sioux | 21 days |
| Jul 1, 11:01 PM CDT | River Flood Warning | FSD | Sioux | 22 hr |
| Jul 2, 3:46 AM CDT | River Flood Warning | FSD | Plymouth, Sioux | 48 hr |
| Jul 2, 7:40 AM CDT | River Flood Warning | FSD | Plymouth, Sioux | 7 days |
| Jul 2, 10:39 AM CDT | River Flood Warning | DVN | Des Moines | 21 days |
| Jul 2, 10:39 AM CDT | River Flood Warning | DVN | Des Moines, Lee | 16 days |
| Jul 2, 3:04 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Webster | 25 min |
| Jul 2, 3:42 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Benton, Black Hawk, Boone and 43 more | 93 min |
| Jul 2, 3:49 PM CDT | Special Weather Statement | OAX | Shelby | 26 min |
| Jul 2, 4:17 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 43 min |
| Jul 2, 5:09 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 36 min |
| Jul 2, 5:51 PM CDT | Special Weather Statement | DVN | Clinton | 24 min |
| Jul 2, 6:07 PM CDT | Special Weather Statement | DVN | Linn | 38 min |
| Jul 2, 6:23 PM CDT | Special Weather Statement | DVN | Clinton | 52 min |
| Jul 2, 6:37 PM CDT | Special Weather Statement | DVN | Buchanan | 38 min |
| Jul 2, 7:19 PM CDT | Special Weather Statement | DVN | Buchanan | 41 min |
| Jul 2, 7:22 PM CDT | Special Weather Statement | ARX | Fayette | 38 min |
| Jul 2, 7:37 PM CDT | Special Weather Statement | DVN | Clinton | 38 min |
| Jul 2, 7:40 PM CDT | Special Weather Statement | DVN | Scott | 50 min |
| Jul 2, 8:19 PM CDT | Special Weather Statement | DMX | Webster | 56 min |
| Jul 2, 8:19 PM CDT | Special Weather Statement | DVN | Jackson | 26 min |
| Jul 2, 8:22 PM CDT | Special Weather Statement | DVN | Clinton | 68 min |
| Jul 2, 8:28 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 47 min |
| Jul 2, 8:31 PM CDT | Flash Flood Warning | DMX | Webster | 3 hr |
| Jul 2, 8:52 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 38 min |
| Jul 2, 9:04 PM CDT | Special Weather Statement | DVN | Cedar | 56 min |
| Jul 2, 9:38 PM CDT | Special Weather Statement | DVN | Scott | 67 min |
| Jul 2, 9:55 PM CDT | Flash Flood Warning | DVN | Cedar, Clinton, Scott | 3 hr |
| Jul 3, 2:33 AM CDT | Special Weather Statement | OAX | Shelby | 42 min |
| Jul 3, 3:37 AM CDT | Areal Flood Advisory | OAX | Shelby | 113 min |
| Jul 3, 4:39 AM CDT | Special Weather Statement | DVN | Iowa | 21 min |
| Jul 3, 7:12 AM CDT | Flash Flood Warning | OAX | Monona | 3 hr |
| Jul 3, 8:08 AM CDT | Flash Flood Warning | FSD | Plymouth, Woodbury | 3 hr |
| Jul 3, 8:27 AM CDT | River Flood Warning | DVN | Clinton, Scott | 5 days |
| Jul 3, 9:49 AM CDT | River Flood Warning | OAX | Harrison | 51 hr |
| Jul 3, 10:47 AM CDT | River Flood Warning | DVN | Des Moines, Louisa | 10 days |
| Jul 3, 1:25 PM CDT | River Flood Warning | DMX | Emmet | 69 hr |
| Jul 3, 2:00 PM CDT | Flash Flood Warning | DVN | Scott | 3 hr |
| Jul 3, 2:00 PM CDT | Special Weather Statement | OAX | Shelby | 30 min |
| Jul 3, 2:11 PM CDT | Flash Flood Watch | DMX | Audubon, Boone, Calhoun, Carroll, Crawford, Dallas and 11 more | 7 hr |
| Jul 3, 2:32 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Greene | 28 min |
| Jul 3, 2:36 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 24 min |
| Jul 3, 2:41 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 19 min |
| Jul 3, 2:45 PM CDT | Special Weather Statement | DVN | Johnson | 45 min |
| Jul 3, 2:46 PM CDT | Special Weather Statement | DVN | Muscatine | 44 min |
| Jul 3, 2:57 PM CDT | Special Weather Statement | DVN | Cedar | 48 min |
| Jul 3, 3:09 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene | 36 min |
| Jul 3, 3:17 PM CDT | Special Weather Statement | DVN | Cedar, Linn | 43 min |
| Jul 3, 3:21 PM CDT | Flash Flood Warning | DMX | Boone, Greene | 6 hr |
| Jul 3, 3:39 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Polk | 36 min |
| Jul 3, 4:01 PM CDT | Flash Flood Warning | DMX | Boone, Story | 6 hr |
| Jul 3, 4:47 PM CDT | Mesoscale Discussion | SPC | Benton, Cedar, Clinton, Dallas, Des Moines, Grundy and 22 more | 2 hr |
| Jul 3, 5:07 PM CDT | Special Weather Statement | DVN | Delaware, Dubuque | 53 min |
| Jul 3, 5:24 PM CDT | Special Weather Statement | DVN | Buchanan | 66 min |
| Jul 3, 5:31 PM CDT | Severe Thunderstorm Warning | DMX | Hancock | 22 min |
| Jul 3, 6:21 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 24 min |
| Jul 3, 7:03 PM CDT | Special Weather Statement | DVN | Scott | 57 min |
| Jul 3, 7:06 PM CDT | Flash Flood Warning | DVN | Cedar, Muscatine, Scott | 75 min |
| Jul 3, 7:21 PM CDT | Severe Thunderstorm Warning | DMX | Union | 24 min |
| Jul 3, 7:25 PM CDT | Flash Flood Warning | DMX | Union | 6 hr |
| Jul 3, 7:32 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 28 min |
| Jul 3, 7:52 PM CDT | Special Weather Statement | DVN | Keokuk | 53 min |
| Jul 3, 8:32 PM CDT | Special Weather Statement | OAX | Pottawattamie | 28 min |
| Jul 3, 8:40 PM CDT | Special Weather Statement | DVN | Van Buren | 65 min |
| Jul 3, 9:14 PM CDT | Areal Flood Warning | DMX | Boone, Story | 12 hr |
| Jul 3, 9:39 PM CDT | River Flood Warning | DVN | Louisa | 7 days |
| Jul 3, 9:39 PM CDT | Special Weather Statement | OAX | Mills | 36 min |
| Jul 4, 2:52 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 53 min |
| Jul 4, 3:25 AM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 50 min |
| Jul 4, 4:01 AM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 17 min |
| Jul 4, 1:45 PM CDT | Special Weather Statement | DVN | Scott | 45 min |
| Jul 4, 6:47 PM CDT | Severe Thunderstorm Warning | DMX | Franklin, Wright | 43 min |
| Jul 4, 6:52 PM CDT | Flash Flood Warning | DMX | Humboldt, Kossuth, Palo Alto, Pocahontas | 4 hr |
| Jul 4, 8:10 PM CDT | River Flood Advisory | OAX | Harrison | 29 days |
| Jul 4, 10:25 PM CDT | Special Weather Statement | DVN | Iowa, Keokuk | 65 min |
| Jul 5, 4:54 AM CDT | Mesoscale Discussion | SPC | Fremont, Mills, Page | 2 hr |
| Jul 5, 5:00 PM CDT | Mesoscale Discussion | SPC | Cerro Gordo, Floyd, Hancock, Kossuth, Mitchell, Winnebago and 1 more | 2 hr |
| Jul 5, 6:01 PM CDT | Special Weather Statement | DVN | Louisa | 59 min |
| Jul 5, 6:46 PM CDT | Special Weather Statement | DVN | Scott | 59 min |
| Jul 5, 6:55 PM CDT | Special Weather Statement | ARX | Mitchell | 35 min |
| Jul 5, 7:04 PM CDT | Special Weather Statement | DVN | Des Moines, Henry, Lee, Louisa | 56 min |
| Jul 5, 7:54 PM CDT | Special Weather Statement | ARX | Mitchell | 36 min |
| Jul 5, 7:56 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 31 min |
| Jul 5, 8:00 PM CDT | Tornado Warning | ARX | Howard, Mitchell | 18 min |
| Jul 5, 8:01 PM CDT | Special Weather Statement | DVN | Scott | 59 min |
| Jul 5, 8:50 PM CDT | Special Weather Statement | ARX | Winneshiek | 25 min |
| Jul 9, 4:36 AM CDT | Special Weather Statement | OAX | Fremont | 54 min |
| Jul 9, 10:40 AM CDT | River Flood Warning | FSD | Lyon | 21 days |
| Jul 9, 2:40 PM CDT | Special Weather Statement | ARX | Chickasaw, Howard, Winneshiek | 65 min |
| Jul 9, 3:33 PM CDT | Special Weather Statement | ARX | Clayton, Fayette, Winneshiek | 57 min |
| Jul 9, 5:30 PM CDT | Mesoscale Discussion | SPC | Cedar, Clayton, Clinton, Delaware, Dubuque, Jackson and 3 more | 2 hr |
| Jul 9, 6:31 PM CDT | Special Weather Statement | DVN | Jones | 44 min |
| Jul 9, 6:58 PM CDT | Special Weather Statement | DVN | Dubuque | 47 min |
| Jul 9, 7:19 PM CDT | Special Weather Statement | DVN | Scott | 26 min |
| Jul 9, 7:24 PM CDT | Special Weather Statement | DVN | Clinton | 51 min |
| Jul 9, 10:13 PM CDT | River Flood Warning | FSD | Plymouth, Sioux | 5 days |
| Jul 10, 4:06 AM CDT | Heat Advisory | DVN | Des Moines, Lee, Scott | 10 hr |
| Jul 10, 6:19 AM CDT | River Flood Warning | FSD | Lyon, Sioux | 19 hr |
| Jul 10, 4:38 PM CDT | River Flood Warning | FSD | Sioux | 21 days |
| Jul 12, 10:05 AM CDT | Mesoscale Discussion | SPC | Lyon | 85 min |
| Jul 12, 2:54 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth, Sioux | 36 min |
| Jul 12, 3:14 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 31 min |
| Jul 12, 3:28 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 12 min |
| Jul 13, 3:45 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 34 min |
| Jul 13, 4:04 AM CDT | Special Weather Statement | OAX | Monona | 56 min |
| Jul 13, 8:41 AM CDT | Special Weather Statement | ARX | Chickasaw | 34 min |
| Jul 13, 8:46 AM CDT | Special Weather Statement | DMX | Bremer | 44 min |
| Jul 13, 9:07 AM CDT | Special Weather Statement | ARX | Fayette | 53 min |
| Jul 13, 2:12 PM CDT | Mesoscale Discussion | SPC | Lyon | 2 hr |
| Jul 14, 3:33 PM CDT | Heat Advisory | FSD | Lyon, Plymouth, Sioux, Woodbury | 29 hr |
| Jul 14, 5:31 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 25 min |
| Jul 14, 5:41 PM CDT | Special Weather Statement | ARX | Dubuque | 34 min |
| Jul 15, 8:33 AM CDT | River Flood Warning | FSD | Plymouth, Sioux | 11 days |
| Jul 15, 3:12 PM CDT | Mesoscale Discussion | SPC | Dickinson, Lyon, Osceola, Sioux | 93 min |
| Jul 15, 3:13 PM CDT | Excessive Heat Watch | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 37 hr |
| Jul 15, 3:20 PM CDT | Excessive Heat Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 45 hr |
| Jul 15, 3:38 PM CDT | Excessive Heat Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 50 hr |
| Jul 15, 3:40 PM CDT | Excessive Heat Watch | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 48 hr |
| Jul 15, 3:48 PM CDT | Excessive Heat Watch | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 5 hr |
| Jul 15, 3:48 PM CDT | Excessive Heat Watch | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 5 hr |
| Jul 15, 3:48 PM CDT | Excessive Heat Watch | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 36 hr |
| Jul 16, 10:55 AM CDT | Special Weather Statement | DMX | Emmet | 35 min |
| Jul 16, 11:53 AM CDT | Special Weather Statement | DMX | Winnebago | 37 min |
| Jul 16, 2:37 PM CDT | Tornado Warning | DMX | Cass | 38 min |
| Jul 16, 3:08 PM CDT | Excessive Heat Warning | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 4 days |
| Jul 16, 3:29 PM CDT | Excessive Heat Warning | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 4 days |
| Jul 16, 3:40 PM CDT | Tornado Warning | DMX | Cass | 24 min |
| Jul 16, 3:47 PM CDT | Special Weather Statement | DMX | Bremer | 28 min |
| Jul 16, 3:56 PM CDT | Excessive Heat Warning | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 4 days |
| Jul 16, 4:01 PM CDT | Special Weather Statement | ARX | Fayette | 44 min |
| Jul 16, 4:34 PM CDT | Special Weather Statement | ARX | Fayette | 41 min |
| Jul 16, 5:40 PM CDT | Special Weather Statement | DVN | Benton | 35 min |
| Jul 16, 6:00 PM CDT | Tornado Warning | DVN | Delaware | 32 min |
| Jul 16, 6:52 PM CDT | Special Weather Statement | DVN | Linn | 83 min |
| Jul 17, 3:23 AM CDT | Flash Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 28 hr |
| Jul 17, 3:23 AM CDT | Flash Flood Watch | DMX | Black Hawk, Bremer, Butler, Cerro Gordo, Winnebago, Worth | 27 hr |
| Jul 17, 4:00 AM CDT | Flash Flood Watch | DVN | Benton, Buchanan, Clinton, Delaware, Dubuque, Jackson and 2 more | 30 hr |
| Jul 17, 4:07 AM CDT | Excessive Heat Warning | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 66 hr |
| Jul 17, 4:07 AM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, O'Brien, Sioux | 9 hr |
| Jul 17, 4:14 AM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Ida, Lyon, Monona and 6 more | 91 min |
| Jul 17, 4:48 AM CDT | Severe Thunderstorm Watch | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 21 more | 5 hr |
| Jul 17, 6:17 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 58 min |
| Jul 17, 6:54 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Plymouth, Sioux | 66 min |
| Jul 17, 7:19 AM CDT | Flash Flood Warning | FSD | Plymouth, Woodbury | 116 min |
| Jul 17, 7:27 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux | 48 min |
| Jul 17, 7:34 AM CDT | Special Weather Statement | OAX | Monona | 56 min |
| Jul 17, 8:01 AM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 29 min |
| Jul 17, 8:02 AM CDT | Flash Flood Warning | FSD | Ida, Woodbury | 118 min |
| Jul 17, 8:25 AM CDT | Special Weather Statement | OAX | Monona | 35 min |
| Jul 17, 8:29 AM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 31 min |
| Jul 17, 8:43 AM CDT | Special Weather Statement | DMX | Calhoun, Carroll, Crawford, Pocahontas, Sac | 62 min |
| Jul 17, 9:02 AM CDT | River Flood Warning | FSD | Lyon | 67 hr |
| Jul 17, 9:09 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Benton, Black Hawk, Boone and 72 more | 96 min |
| Jul 17, 9:34 AM CDT | Special Weather Statement | DMX | Boone, Calhoun, Carroll, Greene, Hamilton, Webster | 56 min |
| Jul 17, 9:35 AM CDT | Special Weather Statement | OAX | Shelby | 25 min |
| Jul 17, 9:47 AM CDT | Special Weather Statement | OAX | Shelby | 13 min |
| Jul 17, 9:51 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Shelby | 39 min |
| Jul 17, 9:56 AM CDT | River Flood Warning | FSD | Lyon, Sioux | 21 days |
| Jul 17, 10:06 AM CDT | Special Weather Statement | OAX | Pottawattamie | 24 min |
| Jul 17, 10:11 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 49 min |
| Jul 17, 10:16 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Franklin, Hamilton, Hardin, Story, Webster and 1 more | 44 min |
| Jul 17, 10:29 AM CDT | Severe Thunderstorm Warning | OAX | Shelby | 16 min |
| Jul 17, 10:35 AM CDT | Severe Thunderstorm Warning | OAX | Shelby | 10 min |
| Jul 17, 10:38 AM CDT | Severe Thunderstorm Watch | SPC | Adair, Appanoose, Audubon, Benton, Black Hawk, Buchanan and 40 more | 6 hr |
| Jul 17, 10:44 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 46 min |
| Jul 17, 10:52 AM CDT | River Flood Warning | FSD | Lyon | 53 hr |
| Jul 17, 10:55 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 35 min |
| Jul 17, 11:34 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Iowa, Johnson, Keokuk and 2 more | 86 min |
| Jul 17, 12:34 PM CDT | Excessive Heat Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 3 days |
| Jul 17, 12:34 PM CDT | Heat Advisory | ARX | Howard, Mitchell, Winneshiek | 39 hr |
| Jul 17, 12:39 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Lucas, Wayne | 51 min |
| Jul 17, 12:59 PM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Buchanan, Cedar, Clarke and 28 more | 2 hr |
| Jul 17, 1:09 PM CDT | Special Weather Statement | DVN | Iowa, Jefferson, Keokuk, Van Buren, Washington | 81 min |
| Jul 17, 1:50 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Keokuk, Lee, Van Buren, Washington | 55 min |
| Jul 17, 1:54 PM CDT | Special Weather Statement | DMX | Davis | 51 min |
| Jul 17, 2:40 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Lee, Van Buren | 50 min |
| Jul 17, 2:44 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Louisa | 61 min |
| Jul 17, 3:33 PM CDT | Heat Advisory | DMX | Cerro Gordo, Emmet, Hancock, Kossuth, Palo Alto, Winnebago and 1 more | 36 hr |
| Jul 17, 5:19 PM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Lyon, O'Brien and 2 more | 28 hr |
| Jul 17, 7:41 PM CDT | River Flood Warning | FSD | Sioux | 72 hr |
| Jul 17, 10:43 PM CDT | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 10 more | 2 hr |
| Jul 17, 11:38 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 39 min |
| Jul 17, 11:43 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth, Palo Alto | 47 min |
| Jul 18, 12:40 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Worth | 23 min |
| Jul 18, 7:01 AM CDT | Special Weather Statement | DMX | Hamilton | 14 min |
| Jul 18, 7:29 AM CDT | Special Weather Statement | DMX | Hamilton | 16 min |
| Jul 18, 7:50 AM CDT | Special Weather Statement | ARX | Allamakee, Clayton | 55 min |
| Jul 18, 8:45 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin, Grundy, Hardin | 28 min |
| Jul 18, 9:00 AM CDT | Flash Flood Warning | DMX | Franklin, Hardin | 78 min |
| Jul 18, 4:09 PM CDT | Heat Advisory | FSD | Dickinson, Osceola | 28 hr |
| Jul 18, 4:54 PM CDT | Mesoscale Discussion | SPC | Lyon | 66 min |
| Jul 18, 5:30 PM CDT | Tornado Watch | SPC | Cerro Gordo, Dickinson, Emmet, Hancock, Kossuth, Lyon and 4 more | 4 hr |
| Jul 20, 5:02 AM CDT | Mesoscale Discussion | SPC | Dickinson, Emmet, Lyon, Osceola | 88 min |
| Jul 20, 5:51 AM CDT | Severe Thunderstorm Watch | SPC | Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux | 5 hr |
| Jul 20, 7:40 AM CDT | Mesoscale Discussion | SPC | Cerro Gordo, Chickasaw, Clay, Dickinson, Emmet, Floyd and 12 more | 95 min |
| Jul 20, 8:15 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 30 min |
| Jul 20, 8:39 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola, Sioux | 36 min |
| Jul 20, 9:02 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux | 43 min |
| Jul 20, 9:05 AM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Bremer, Butler, Cerro Gordo, Chickasaw, Clayton and 15 more | 7 hr |
| Jul 20, 9:37 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Clay, O'Brien, Plymouth | 38 min |
| Jul 20, 9:40 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay, Dickinson, O'Brien, Osceola | 35 min |
| Jul 20, 9:42 AM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto | 48 min |
| Jul 20, 9:46 AM CDT | River Flood Warning | FSD | Lyon | 25 hr |
| Jul 20, 10:05 AM CDT | Mesoscale Discussion | SPC | Buena Vista, Butler, Cerro Gordo, Chickasaw, Emmet, Floyd and 14 more | 115 min |
| Jul 20, 10:15 AM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth, Palo Alto, Pocahontas | 60 min |
| Jul 20, 10:37 AM CDT | Special Weather Statement | DMX | Emmet, Palo Alto | 53 min |
| Jul 20, 10:53 AM CDT | Special Weather Statement | DMX | Cerro Gordo, Franklin, Hancock, Humboldt, Winnebago, Worth and 1 more | 52 min |
| Jul 20, 11:04 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 41 min |
| Jul 20, 11:16 AM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 59 min |
| Jul 20, 11:24 AM CDT | Special Weather Statement | DMX | Boone, Butler, Grundy, Hamilton, Hardin, Story | 51 min |
| Jul 20, 11:35 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin, Grundy, Hamilton, Hardin | 40 min |
| Jul 20, 11:40 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Howard | 54 min |
| Jul 20, 12:12 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton, Fayette, Winneshiek | 63 min |
| Jul 20, 12:18 PM CDT | Special Weather Statement | DMX | Black Hawk, Grundy, Marshall, Story, Tama | 57 min |
| Jul 20, 12:43 PM CDT | Special Weather Statement | DMX | Kossuth, Palo Alto | 62 min |
| Jul 20, 12:43 PM CDT | Special Weather Statement | DVN | Buchanan | 47 min |
| Jul 20, 1:25 PM CDT | Special Weather Statement | DVN | Delaware, Dubuque | 65 min |
| Jul 20, 2:08 PM CDT | Special Weather Statement | DVN | Jackson, Jones | 52 min |
| Jul 20, 2:44 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson | 46 min |
| Jul 20, 3:56 PM CDT | Special Weather Statement | DMX | Greene | 49 min |
| Jul 20, 4:14 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene | 46 min |
| Jul 20, 4:28 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Polk | 47 min |
| Jul 20, 4:40 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Carroll, Cass and 21 more | 95 min |
| Jul 20, 4:58 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Appanoose, Audubon, Cass, Cedar and 30 more | 5 hr |
| Jul 20, 4:59 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk, Story, Warren | 46 min |
| Jul 20, 5:14 PM CDT | Special Weather Statement | OAX | Shelby | 16 min |
| Jul 20, 5:29 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion, Polk, Warren | 46 min |
| Jul 20, 5:58 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Lucas, Mahaska, Marion, Monroe, Poweshiek and 2 more | 47 min |
| Jul 20, 6:27 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Lucas, Mahaska, Monroe, Wapello and 1 more | 63 min |
| Jul 20, 6:40 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson, Keokuk, Van Buren, Washington | 65 min |
| Jul 20, 6:41 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison | 49 min |
| Jul 20, 6:48 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Poweshiek | 42 min |
| Jul 20, 6:54 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Davis, Decatur, Des Moines, Henry and 11 more | 66 min |
| Jul 20, 7:00 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison, Polk, Warren | 35 min |
| Jul 20, 7:24 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas, Marion, Warren | 35 min |
| Jul 20, 7:32 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Monroe, Wapello, Wayne | 43 min |
| Jul 20, 7:37 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Keokuk, Van Buren, Washington | 39 min |
| Jul 20, 7:55 PM CDT | Special Weather Statement | DVN | Lee, Van Buren | 65 min |
| Jul 20, 8:17 PM CDT | Special Weather Statement | DVN | Henry | 58 min |
| Jul 20, 8:45 PM CDT | Special Weather Statement | DVN | Lee | 60 min |
| Jul 20, 11:01 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Cass, Fremont, Harrison and 8 more | 119 min |
| Jul 21, 3:12 AM CDT | Areal Flood Advisory | OAX | Fremont, Page | 3 hr |
| Jul 21, 10:10 AM CDT | River Flood Warning | FSD | Sioux | 21 days |
| Jul 23, 7:42 PM CDT | Special Weather Statement | DVN | Dubuque | 63 min |
| Jul 27, 12:46 AM CDT | Mesoscale Discussion | SPC | Winnebago, Worth | 89 min |
| Jul 27, 9:27 AM CDT | Special Weather Statement | DVN | Iowa | 33 min |
| Jul 27, 10:02 AM CDT | Special Weather Statement | DVN | Benton | 28 min |
| Jul 27, 7:05 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth | 40 min |
| Jul 28, 7:27 PM CDT | Severe Thunderstorm Watch | SPC | Lyon, Plymouth, Sioux, Woodbury | 4 hr |
| Jul 28, 8:11 PM CDT | Special Weather Statement | DMX | Taylor | 49 min |
| Jul 28, 8:38 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 37 min |
| Jul 28, 8:50 PM CDT | Special Weather Statement | ARX | Fayette | 55 min |
| Jul 28, 9:30 PM CDT | Mesoscale Discussion | SPC | Plymouth, Sioux, Woodbury | 90 min |
| Jul 31, 3:15 PM CDT | Flash Flood Watch | OAX | Fremont | 20 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sioux County38
- Lyon County35
- Plymouth County24
- Osceola County22
- Dickinson County20
- Shelby County20
- Mitchell County19
- Worth County19
- O'Brien County19
- Winnebago County19
- Des Moines County18
- Emmet County18
- Palo Alto County18
- Cerro Gordo County18
- Lee County17
- Hancock County17
- Kossuth County17
- Scott County17
- Winneshiek County16
- Clay County16
- Boone County16
- Keokuk County16
- Henry County15
- Louisa County15
- Van Buren County15
- Washington County15
- Howard County15
- Cherokee County15
- Woodbury County15
- Chickasaw County14
- Fayette County14
- Floyd County14
- Dallas County14
- Polk County14
- Story County14
- Warren County14
- Jefferson County13
- Dubuque County13
- Buena Vista County13
- Audubon County13
59 more counties
- Buchanan County13
- Greene County13
- Jasper County13
- Monona County13
- Pottawattamie County13
- Clinton County13
- Cedar County13
- Webster County12
- Cass County12
- Franklin County12
- Guthrie County12
- Hamilton County12
- Marion County12
- Poweshiek County12
- Linn County12
- Iowa County12
- Lucas County12
- Pocahontas County11
- Adair County11
- Benton County11
- Butler County11
- Hardin County11
- Harrison County11
- Humboldt County11
- Union County11
- Jackson County11
- Mahaska County11
- Delaware County11
- Monroe County11
- Allamakee County10
- Clayton County10
- Ida County10
- Carroll County10
- Fremont County10
- Grundy County10
- Madison County10
- Marshall County10
- Wright County10
- Jones County10
- Clarke County10
- Wapello County10
- Wayne County10
- Calhoun County9
- Black Hawk County9
- Bremer County9
- Tama County9
- Johnson County9
- Muscatine County9
- Davis County9
- Mills County8
- Montgomery County8
- Sac County8
- Appanoose County8
- Adams County7
- Crawford County7
- Page County7
- Decatur County7
- Ringgold County7
- Taylor County6
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.