Alert archive / Iowa / 2022
Weather alerts in Iowa, August 2022
227 weather alerts in August 2022, 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 August 2022. Tap one for its archive.
- Alerts
- 227
- Warnings
- 94
- Watches
- 10
- Advisories
- 18
- Busiest day
- August 19, 202247 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 |
|---|---|---|---|---|
| Jul 31, 8:46 PM CDT | Mesoscale Discussion | SPC | Black Hawk, Boone, Bremer, Butler, Cerro Gordo, Chickasaw and 19 more | 119 min |
| Jul 31, 11:05 PM CDT | Special Weather Statement | DVN | Benton | 40 min |
| Jul 31, 11:41 PM CDT | Special Weather Statement | DVN | Johnson | 34 min |
| Jul 31, 11:47 PM CDT | Special Weather Statement | DVN | Benton | 28 min |
| Aug 1, 12:00 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Linn | 30 min |
| Aug 1, 12:17 AM CDT | Special Weather Statement | DVN | Johnson | 43 min |
| Aug 1, 12:36 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Johnson, Linn | 24 min |
| Aug 1, 1:00 AM CDT | Special Weather Statement | DVN | Cedar | 45 min |
| Aug 1, 1:49 AM CDT | Special Weather Statement | DVN | Muscatine | 41 min |
| Aug 1, 2:20 AM CDT | Special Weather Statement | DVN | Washington | 25 min |
| Aug 1, 2:44 AM CDT | Heat Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 41 hr |
| Aug 1, 2:49 AM CDT | Special Weather Statement | DVN | Louisa | 41 min |
| Aug 1, 3:04 AM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 41 hr |
| Aug 1, 3:16 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 44 min |
| Aug 1, 3:23 AM CDT | Heat Advisory | DMX | Adair, Adams, Appanoose, Audubon, Boone, Calhoun and 36 more | 41 hr |
| Aug 1, 3:46 AM CDT | Special Weather Statement | DVN | Des Moines, Lee | 44 min |
| Aug 1, 4:28 AM CDT | Special Weather Statement | DVN | Lee | 47 min |
| Aug 2, 12:11 AM CDT | Special Weather Statement | DMX | Webster | 49 min |
| Aug 2, 12:16 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Webster | 44 min |
| Aug 2, 1:03 AM CDT | Special Weather Statement | DMX | Boone | 42 min |
| Aug 2, 1:46 AM CDT | Special Weather Statement | DMX | Story | 44 min |
| Aug 2, 2:44 AM CDT | Heat Advisory | DVN | Benton, Cedar, Des Moines, Henry, Iowa, Jefferson and 9 more | 17 hr |
| Aug 2, 3:59 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa | 31 min |
| Aug 2, 4:23 AM CDT | Special Weather Statement | DVN | Johnson | 52 min |
| Aug 2, 5:01 AM CDT | Special Weather Statement | DVN | Cedar, Muscatine | 44 min |
| Aug 2, 5:11 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Johnson, Muscatine | 31 min |
| Aug 2, 5:36 AM CDT | Special Weather Statement | DVN | Scott | 39 min |
| Aug 2, 6:15 AM CDT | Special Weather Statement | DVN | Des Moines, Louisa | 60 min |
| Aug 2, 6:38 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 23 min |
| Aug 2, 11:41 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 34 min |
| Aug 3, 6:32 AM CDT | Special Weather Statement | DMX | Pocahontas | 58 min |
| Aug 3, 6:38 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 37 min |
| Aug 3, 7:19 AM CDT | Special Weather Statement | DMX | Pocahontas | 41 min |
| Aug 3, 9:13 AM CDT | Special Weather Statement | DVN | Scott | 32 min |
| Aug 3, 9:45 AM CDT | Special Weather Statement | DVN | Benton, Iowa, Linn | 30 min |
| Aug 3, 10:02 AM CDT | Special Weather Statement | DVN | Des Moines | 28 min |
| Aug 3, 10:19 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Jones, Linn | 26 min |
| Aug 3, 10:20 AM CDT | Special Weather Statement | DMX | Black Hawk | 25 min |
| Aug 3, 10:29 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 13 min |
| Aug 3, 10:42 AM CDT | Mesoscale Discussion | SPC | Delaware, Dubuque | 93 min |
| Aug 3, 10:46 AM CDT | Special Weather Statement | DVN | Buchanan, Cedar, Delaware, Johnson, Jones, Linn | 44 min |
| Aug 3, 11:02 AM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones | 28 min |
| Aug 3, 11:28 AM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque | 18 min |
| Aug 3, 3:41 PM CDT | Special Weather Statement | ARX | Allamakee | 34 min |
| Aug 3, 6:10 PM CDT | Special Weather Statement | DVN | Dubuque | 35 min |
| Aug 3, 7:01 PM CDT | Special Weather Statement | DVN | Linn | 29 min |
| Aug 5, 2:46 AM CDT | Heat Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 42 hr |
| Aug 5, 2:51 AM CDT | Heat Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 38 more | 42 hr |
| Aug 5, 3:27 AM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, Ida, Plymouth, Woodbury | 40 hr |
| Aug 5, 3:28 AM CDT | Heat Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 42 hr |
| Aug 5, 3:17 PM CDT | Excessive Heat Warning | OAX | Harrison, Mills, Pottawattamie | 30 hr |
| Aug 6, 2:54 AM CDT | Heat Advisory | ARX | Clayton, Fayette | 16 hr |
| Aug 6, 12:22 PM CDT | Excessive Heat Warning | DVN | Cedar, Clinton, Des Moines, Henry, Iowa, Jackson and 9 more | 9 hr |
| Aug 6, 2:39 PM CDT | Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 37 hr |
| Aug 6, 2:59 PM CDT | Flood Watch | DMX | Cerro Gordo, Emmet, Hancock, Kossuth, Palo Alto, Winnebago and 1 more | 19 hr |
| Aug 6, 3:23 PM CDT | Heat Advisory | OAX | Fremont, Mills, Montgomery, Page | 29 hr |
| Aug 6, 3:25 PM CDT | Heat Advisory | DMX | Adair, Adams, Appanoose, Cass, Clarke, Davis and 9 more | 29 hr |
| Aug 6, 4:57 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth, Palo Alto | 48 min |
| Aug 6, 5:19 PM CDT | Mesoscale Discussion | SPC | Allamakee, Cerro Gordo, Chickasaw, Emmet, Fayette, Floyd and 12 more | 116 min |
| Aug 6, 5:47 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth | 43 min |
| Aug 6, 5:57 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Kossuth | 48 min |
| Aug 6, 6:34 PM CDT | Special Weather Statement | DMX | Hancock | 41 min |
| Aug 6, 7:05 PM CDT | Special Weather Statement | DMX | Cerro Gordo | 25 min |
| Aug 6, 9:19 PM CDT | Special Weather Statement | ARX | Clayton | 71 min |
| Aug 6, 10:39 PM CDT | Special Weather Statement | DVN | Buchanan | 51 min |
| Aug 7, 12:40 AM CDT | Special Weather Statement | DMX | Cerro Gordo | 65 min |
| Aug 7, 2:05 AM CDT | Special Weather Statement | DVN | Buchanan | 55 min |
| Aug 7, 2:20 AM CDT | Flood Watch | DVN | Benton, Buchanan, Clinton, Delaware, Dubuque, Jackson and 2 more | 29 hr |
| Aug 7, 2:49 AM CDT | Special Weather Statement | DVN | Buchanan | 26 min |
| Aug 7, 3:15 AM CDT | Special Weather Statement | DVN | Jones, Linn | 45 min |
| Aug 7, 3:24 AM CDT | Flash Flood Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 6 hr |
| Aug 7, 7:40 AM CDT | Special Weather Statement | DVN | Dubuque, Jackson, Jones | 50 min |
| Aug 7, 8:32 AM CDT | Special Weather Statement | DVN | Clinton, Jackson | 43 min |
| Aug 7, 9:21 AM CDT | River Flood Watch | DVN | Clinton, Scott | 34 hr |
| Aug 7, 2:08 PM CDT | Mesoscale Discussion | SPC | Boone, Calhoun, Carroll, Greene, Pocahontas, Sac and 1 more | 2 hr |
| Aug 7, 5:14 PM CDT | Special Weather Statement | OAX | Shelby | 31 min |
| Aug 7, 5:48 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 42 min |
| Aug 7, 6:28 PM CDT | Special Weather Statement | DMX | Audubon, Guthrie | 47 min |
| Aug 7, 6:38 PM CDT | Special Weather Statement | DMX | Polk | 52 min |
| Aug 7, 7:12 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 63 min |
| Aug 7, 7:41 PM CDT | Special Weather Statement | DMX | Polk | 49 min |
| Aug 7, 7:49 PM CDT | Special Weather Statement | DMX | Jasper | 26 min |
| Aug 7, 7:54 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall, Poweshiek, Tama | 41 min |
| Aug 7, 8:28 PM CDT | Special Weather Statement | DVN | Benton | 47 min |
| Aug 7, 8:42 PM CDT | Severe Thunderstorm Warning | DMX | Madison, Warren | 27 min |
| Aug 7, 9:30 PM CDT | Special Weather Statement | DVN | Buchanan | 30 min |
| Aug 8, 12:41 AM CDT | Special Weather Statement | OAX | Pottawattamie | 34 min |
| Aug 11, 1:46 PM CDT | Severe Thunderstorm Warning | DMX | Hardin, Marshall, Story | 44 min |
| Aug 13, 5:19 AM CDT | Special Weather Statement | ARX | Chickasaw | 41 min |
| Aug 13, 7:06 AM CDT | Special Weather Statement | ARX | Allamakee | 39 min |
| Aug 15, 4:22 AM CDT | Dense Fog Advisory | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 6 hr |
| Aug 16, 5:07 AM CDT | Dense Fog Advisory | DMX | Calhoun, Cerro Gordo, Emmet, Franklin, Hamilton, Hancock and 9 more | 3 hr |
| Aug 18, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Clay, Dickinson, Harrison, Ida and 6 more | 5 hr |
| Aug 18, 5:32 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 43 min |
| Aug 18, 5:55 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 35 min |
| Aug 18, 5:58 PM CDT | Mesoscale Discussion | SPC | Cherokee, Clay, Dickinson, Lyon, Monona, O'Brien and 4 more | 2 hr |
| Aug 18, 6:09 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 51 min |
| Aug 18, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 45 min |
| Aug 18, 6:23 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 52 min |
| Aug 18, 6:45 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, Osceola | 45 min |
| Aug 18, 6:52 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Plymouth, Woodbury | 38 min |
| Aug 18, 6:56 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, O'Brien, Osceola | 49 min |
| Aug 18, 6:58 PM CDT | Special Weather Statement | DMX | Kossuth | 47 min |
| Aug 18, 7:03 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 42 min |
| Aug 18, 7:21 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth, Palo Alto | 39 min |
| Aug 18, 7:23 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 37 min |
| Aug 18, 7:27 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Ida, Plymouth, Woodbury | 48 min |
| Aug 18, 7:41 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay, Dickinson, O'Brien | 20 min |
| Aug 18, 7:42 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 36 min |
| Aug 18, 8:00 PM CDT | Special Weather Statement | DMX | Kossuth | 30 min |
| Aug 18, 8:10 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 50 min |
| Aug 18, 8:29 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 18 min |
| Aug 18, 8:41 PM CDT | Special Weather Statement | DMX | Crawford | 34 min |
| Aug 18, 8:43 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Crawford, Emmet, Harrison and 6 more | 32 min |
| Aug 18, 8:58 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 18 min |
| Aug 18, 9:39 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford, Sac | 36 min |
| Aug 19, 2:23 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Jasper, Madison, Polk, Warren | 52 min |
| Aug 19, 2:31 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Cass and 32 more | 119 min |
| Aug 19, 2:36 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 54 min |
| Aug 19, 2:48 PM CDT | Special Weather Statement | DMX | Audubon | 27 min |
| Aug 19, 2:57 PM CDT | Special Weather Statement | DMX | Hardin | 33 min |
| Aug 19, 3:03 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 27 min |
| Aug 19, 3:03 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 42 min |
| Aug 19, 3:04 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Appanoose, Audubon, Benton, Black Hawk and 34 more | 5 hr |
| Aug 19, 3:09 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin | 51 min |
| Aug 19, 3:17 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 58 min |
| Aug 19, 3:55 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy | 34 min |
| Aug 19, 4:03 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Poweshiek | 42 min |
| Aug 19, 4:20 PM CDT | Special Weather Statement | ARX | Chickasaw | 40 min |
| Aug 19, 4:26 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk | 30 min |
| Aug 19, 4:29 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 46 min |
| Aug 19, 4:34 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 41 min |
| Aug 19, 4:36 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Tama | 24 min |
| Aug 19, 4:40 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Cass, Union | 29 min |
| Aug 19, 4:43 PM CDT | Special Weather Statement | ARX | Howard | 32 min |
| Aug 19, 4:50 PM CDT | Flash Flood Warning | DMX | Polk | 3 hr |
| Aug 19, 4:54 PM CDT | Special Weather Statement | DVN | Iowa | 51 min |
| Aug 19, 4:57 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Linn | 48 min |
| Aug 19, 5:31 PM CDT | Special Weather Statement | DVN | Muscatine | 44 min |
| Aug 19, 5:36 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion, Monroe | 39 min |
| Aug 19, 5:44 PM CDT | Severe Thunderstorm Warning | DVN | Johnson, Louisa, Muscatine | 46 min |
| Aug 19, 6:05 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 25 min |
| Aug 19, 6:09 PM CDT | Special Weather Statement | DMX | Mahaska | 36 min |
| Aug 19, 6:12 PM CDT | Special Weather Statement | ARX | Fayette | 33 min |
| Aug 19, 6:25 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 50 min |
| Aug 19, 6:28 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion, Monroe | 35 min |
| Aug 19, 6:46 PM CDT | Special Weather Statement | ARX | Winneshiek | 29 min |
| Aug 19, 6:49 PM CDT | Special Weather Statement | DMX | Butler, Grundy | 41 min |
| Aug 19, 6:49 PM CDT | Flash Flood Warning | DVN | Muscatine | 5 hr |
| Aug 19, 6:53 PM CDT | Special Weather Statement | DMX | Mahaska | 37 min |
| Aug 19, 7:12 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 48 min |
| Aug 19, 7:31 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 44 min |
| Aug 19, 7:38 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 37 min |
| Aug 19, 8:08 PM CDT | Flash Flood Warning | DVN | Louisa, Muscatine, Washington | 4 hr |
| Aug 19, 8:10 PM CDT | Special Weather Statement | DVN | Cedar, Jones, Louisa, Muscatine | 50 min |
| Aug 19, 8:31 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 29 min |
| Aug 19, 8:37 PM CDT | Special Weather Statement | DVN | Clinton, Jackson, Jones, Scott | 53 min |
| Aug 19, 8:46 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 29 min |
| Aug 19, 9:01 PM CDT | Special Weather Statement | DVN | Dubuque | 59 min |
| Aug 19, 9:04 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones | 41 min |
| Aug 19, 10:27 PM CDT | Special Weather Statement | DVN | Washington | 33 min |
| Aug 19, 10:59 PM CDT | Special Weather Statement | DVN | Muscatine | 46 min |
| Aug 20, 11:46 AM CDT | Special Weather Statement | DVN | Jones | 29 min |
| Aug 20, 12:07 PM CDT | Tornado Warning | DVN | Jones | 38 min |
| Aug 20, 12:24 PM CDT | Tornado Warning | DVN | Clinton, Scott | 21 min |
| Aug 20, 12:51 PM CDT | Mesoscale Discussion | SPC | Cedar, Des Moines, Louisa, Muscatine, Scott | 2 hr |
| Aug 20, 3:07 PM CDT | Tornado Warning | DVN | Clinton, Jones | 23 min |
| Aug 20, 4:33 PM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more | 117 min |
| Aug 21, 1:27 AM CDT | Dense Fog Advisory | DVN | Clinton, Dubuque, Jackson, Scott | 7 hr |
| Aug 21, 4:34 AM CDT | Dense Fog Advisory | FSD | Cherokee, Clay, Dickinson, Lyon, O'Brien, Osceola and 3 more | 5 hr |
| Aug 21, 5:34 AM CDT | Dense Fog Advisory | OAX | Harrison, Monona, Pottawattamie, Shelby | 3 hr |
| Aug 24, 5:04 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Boone, Bremer, Buchanan and 30 more | 86 min |
| Aug 24, 5:06 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Palo Alto, Pocahontas | 39 min |
| Aug 24, 7:45 PM CDT | Special Weather Statement | ARX | Allamakee | 45 min |
| Aug 24, 11:43 PM CDT | Special Weather Statement | DVN | Delaware, Dubuque, Jackson, Jones, Linn | 47 min |
| Aug 26, 5:34 AM CDT | Dense Fog Advisory | DMX | Calhoun, Carroll, Cerro Gordo, Emmet, Franklin, Greene and 11 more | 3 hr |
| Aug 26, 6:35 AM CDT | Dense Fog Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and 1 more | 3 hr |
| Aug 27, 2:11 PM CDT | Flood Watch | ARX | Allamakee, Chickasaw, Floyd, Howard, Mitchell, Winneshiek | 14 hr |
| Aug 27, 2:22 PM CDT | Flood Watch | DMX | Butler, Cerro Gordo, Franklin, Hancock, Winnebago, Worth and 1 more | 14 hr |
| Aug 27, 2:50 PM CDT | Mesoscale Discussion | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cass, Cerro Gordo and 30 more | 2 hr |
| Aug 27, 4:43 PM CDT | Special Weather Statement | DMX | Poweshiek | 47 min |
| Aug 27, 4:51 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Poweshiek, Tama | 21 min |
| Aug 27, 4:54 PM CDT | Special Weather Statement | OAX | Fremont | 36 min |
| Aug 27, 6:09 PM CDT | Special Weather Statement | DVN | Iowa | 36 min |
| Aug 27, 6:11 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 34 min |
| Aug 27, 6:16 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 29 min |
| Aug 27, 6:21 PM CDT | Special Weather Statement | DMX | Grundy, Marshall | 39 min |
| Aug 27, 6:42 PM CDT | Special Weather Statement | OAX | Montgomery | 33 min |
| Aug 27, 6:45 PM CDT | Special Weather Statement | DMX | Cass | 30 min |
| Aug 27, 6:55 PM CDT | Mesoscale Discussion | SPC | Winnebago, Worth | 2 hr |
| Aug 27, 7:10 PM CDT | Special Weather Statement | DMX | Bremer | 35 min |
| Aug 27, 7:14 PM CDT | Special Weather Statement | ARX | Chickasaw | 46 min |
| Aug 27, 7:16 PM CDT | Special Weather Statement | DVN | Buchanan | 29 min |
| Aug 27, 7:26 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Fayette, Winneshiek | 49 min |
| Aug 27, 7:35 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 40 min |
| Aug 27, 8:09 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Ringgold, Taylor, Union | 51 min |
| Aug 27, 8:20 PM CDT | Flash Flood Warning | ARX | Allamakee, Winneshiek | 3 hr |
| Aug 27, 8:34 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Clarke, Madison, Ringgold, Union | 41 min |
| Aug 27, 9:05 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay | 40 min |
| Aug 27, 9:06 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto, Pocahontas | 39 min |
| Aug 27, 9:15 PM CDT | Special Weather Statement | DMX | Adair, Madison, Union | 45 min |
| Aug 27, 9:40 PM CDT | Special Weather Statement | OAX | Page | 35 min |
| Aug 27, 11:46 PM CDT | Special Weather Statement | DMX | Polk, Warren | 44 min |
| Aug 28, 11:57 AM CDT | Special Weather Statement | DVN | Cedar, Clinton, Scott | 63 min |
| Aug 28, 12:28 PM CDT | Special Weather Statement | DVN | Louisa, Muscatine | 47 min |
| Aug 28, 12:44 PM CDT | Special Weather Statement | DVN | Clinton, Jackson | 61 min |
| Aug 28, 1:09 PM CDT | Severe Thunderstorm Watch | SPC | Clinton, Jackson | 6 hr |
| Aug 28, 1:56 PM CDT | Tornado Warning | DVN | Jackson | 34 min |
| Aug 29, 4:49 AM CDT | Special Weather Statement | OAX | Harrison | 41 min |
| Aug 29, 5:18 AM CDT | Special Weather Statement | OAX | Shelby | 42 min |
| Aug 29, 5:33 AM CDT | Special Weather Statement | OAX | Pottawattamie | 27 min |
| Aug 29, 6:23 AM CDT | Special Weather Statement | DMX | Dallas, Guthrie | 37 min |
| Aug 29, 6:33 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison | 28 min |
| Aug 29, 7:06 AM CDT | Severe Thunderstorm Warning | DMX | Madison, Warren | 39 min |
| Aug 29, 7:35 AM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 20 min |
| Aug 29, 7:39 AM CDT | Mesoscale Discussion | SPC | Appanoose, Benton, Black Hawk, Buchanan, Cedar, Clarke and 26 more | 96 min |
| Aug 29, 8:03 AM CDT | Special Weather Statement | DMX | Lucas | 42 min |
| Aug 29, 8:20 AM CDT | Severe Thunderstorm Warning | DMX | Lucas, Mahaska, Monroe | 40 min |
| Aug 29, 8:49 AM CDT | Special Weather Statement | DMX | Wapello | 26 min |
| Aug 29, 8:57 AM CDT | Severe Thunderstorm Warning | DMX | Davis, Monroe, Wapello | 27 min |
| Aug 29, 9:11 AM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Keokuk, Washington | 49 min |
| Aug 29, 9:26 AM CDT | Special Weather Statement | DVN | Clinton | 34 min |
| Aug 29, 9:42 AM CDT | Mesoscale Discussion | SPC | Clinton, Des Moines, Henry, Jefferson, Louisa, Muscatine and 2 more | 2 hr |
| Aug 29, 9:51 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 39 min |
| Aug 29, 10:07 AM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 38 min |
| Aug 29, 10:12 AM CDT | Severe Thunderstorm Watch | SPC | Des Moines, Louisa, Scott | 5 hr |
| Aug 29, 10:13 AM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine | 34 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 83 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 13 |
| Special Weather Statement | 92 |
| Flooding | |
| Flash Flood Warning | 5 |
| Flood Watch | 5 |
| River Flood Watch | 1 |
| Heat | |
| Excessive Heat Warning | 2 |
| Heat Advisory | 11 |
| Fog and smoke | |
| Dense Fog Advisory | 7 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Muscatine County23
- Louisa County19
- Jones County18
- Benton County17
- Linn County16
- Scott County16
- Clinton County16
- Buchanan County15
- Jasper County14
- Johnson County14
- Kossuth County14
- Dubuque County14
- Cherokee County13
- Pocahontas County13
- Polk County12
- Iowa County12
- Cedar County12
- Washington County12
- Clay County12
- Dickinson County12
- Plymouth County12
- Madison County12
- Palo Alto County12
- Delaware County12
- Jackson County12
- Cerro Gordo County11
- Hancock County11
- Marshall County11
- Des Moines County11
- Chickasaw County10
- Humboldt County10
- Tama County10
- Webster County10
- Worth County10
- Harrison County10
- Buena Vista County10
- Adair County10
- Mahaska County10
- Monroe County10
- Poweshiek County10
59 more counties
- Warren County10
- Allamakee County10
- Wright County9
- Monona County9
- Ida County9
- Osceola County9
- Emmet County9
- Marion County9
- Union County9
- Winneshiek County9
- Winnebago County9
- Black Hawk County8
- Boone County8
- Dallas County8
- Franklin County8
- Grundy County8
- Hardin County8
- Pottawattamie County8
- O'Brien County8
- Sioux County8
- Woodbury County8
- Adams County8
- Audubon County8
- Cass County8
- Guthrie County8
- Lucas County8
- Wapello County8
- Henry County8
- Jefferson County8
- Keokuk County8
- Floyd County7
- Greene County7
- Hamilton County7
- Howard County7
- Mitchell County7
- Story County7
- Shelby County7
- Calhoun County7
- Clarke County7
- Davis County7
- Ringgold County7
- Sac County7
- Van Buren County7
- Fayette County7
- Butler County6
- Fremont County6
- Appanoose County6
- Carroll County6
- Crawford County6
- Taylor County6
- Wayne County6
- Lee County6
- Bremer County5
- Montgomery County5
- Decatur County5
- Clayton County5
- Mills County4
- Page County4
- Lyon County4
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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. Rebuilt daily.