Alert archive / Iowa / 2009
Weather alerts in Iowa, July 2009
214 weather alerts in July 2009, 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 2009. Tap one for its archive.
- Alerts
- 214
- Warnings
- 129
- Watches
- 16
- Advisories
- 12
- Busiest day
- July 10, 200942 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 4, 2:31 AM CDT | Areal Flood Advisory | DMX | Cass | 6 hr |
| Jul 4, 2:49 AM CDT | Areal Flood Advisory | OAX | Pottawattamie | 5 hr |
| Jul 4, 4:02 AM CDT | Areal Flood Advisory | DMX | Adair, Adams, Clarke, Madison, Union | 6 hr |
| Jul 4, 5:44 AM CDT | Areal Flood Advisory | DMX | Appanoose, Davis, Decatur, Wayne | 6 hr |
| Jul 4, 7:48 AM CDT | Special Weather Statement | DVN | Lee, Van Buren | 117 min |
| Jul 4, 8:52 AM CDT | River Flood Warning | DMX | Decatur | 43 hr |
| Jul 4, 8:52 AM CDT | River Flood Warning | DMX | Appanoose, Wayne | 27 hr |
| Jul 4, 11:17 AM CDT | Areal Flood Warning | DMX | Adair, Adams, Clarke, Decatur, Madison, Union and 1 more | 6 hr |
| Jul 4, 1:10 PM CDT | River Flood Warning | DMX | Lucas, Wayne | 26 hr |
| Jul 6, 2:58 PM CDT | Mesoscale Discussion | SPC | Lyon, Osceola | 32 min |
| Jul 6, 4:21 PM CDT | River Flood Warning | DMX | Lucas, Wayne | 40 hr |
| Jul 7, 1:47 PM CDT | Mesoscale Discussion | SPC | Boone, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 28 more | 58 min |
| Jul 7, 2:13 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 8 hr |
| Jul 7, 3:42 PM CDT | Special Weather Statement | DVN | Benton | 63 min |
| Jul 7, 3:56 PM CDT | Mesoscale Discussion | SPC | Clay, Dickinson, Emmet, Lyon, O'Brien, Osceola and 1 more | 34 min |
| Jul 7, 4:25 PM CDT | Special Weather Statement | DVN | Jefferson, Keokuk | 50 min |
| Jul 7, 4:42 PM CDT | Special Weather Statement | DVN | Benton, Henry, Iowa, Jefferson, Johnson, Keokuk and 3 more | 108 min |
| Jul 7, 5:42 PM CDT | Special Weather Statement | DVN | Iowa | 78 min |
| Jul 7, 6:06 PM CDT | Special Weather Statement | DVN | Henry, Jefferson, Van Buren | 114 min |
| Jul 7, 6:12 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 30 more | 63 min |
| Jul 7, 6:33 PM CDT | Mesoscale Discussion | SPC | Adair, Boone, Buena Vista, Calhoun, Carroll, Cerro Gordo and 36 more | 27 min |
| Jul 7, 6:56 PM CDT | Severe Thunderstorm Watch | SPC | Audubon, Boone, Calhoun, Carroll, Crawford, Dallas and 17 more | 6 hr |
| Jul 7, 7:51 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 39 min |
| Jul 7, 8:02 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 43 min |
| Jul 7, 8:23 PM CDT | Severe Thunderstorm Warning | FSD | Clay, O'Brien | 52 min |
| Jul 7, 8:39 PM CDT | Flash Flood Warning | FSD | Buena Vista, Cherokee, Clay, O'Brien, Plymouth, Sioux | 3 hr |
| Jul 7, 8:39 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay | 51 min |
| Jul 7, 8:44 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 46 min |
| Jul 7, 8:58 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 32 min |
| Jul 7, 8:59 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth, Palo Alto | 46 min |
| Jul 7, 9:01 PM CDT | Flash Flood Watch | DMX | Adair, Audubon, Boone, Calhoun, Carroll, Cass and 23 more | 6 hr |
| Jul 7, 9:10 PM CDT | Flash Flood Warning | FSD | Buena Vista, Cherokee, Plymouth | 3 hr |
| Jul 7, 9:22 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 38 more | 53 min |
| Jul 7, 9:44 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Fremont, Harrison, Ida, Mills and 8 more | 5 hr |
| Jul 7, 9:53 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 37 min |
| Jul 7, 10:14 PM CDT | Flash Flood Warning | FSD | Ida, Woodbury | 3 hr |
| Jul 7, 10:22 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 38 min |
| Jul 7, 11:29 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 46 min |
| Jul 7, 11:36 PM CDT | Mesoscale Discussion | SPC | Audubon, Boone, Carroll, Crawford, Dallas, Greene and 12 more | 54 min |
| Jul 8, 12:36 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Mills, Pottawattamie | 39 min |
| Jul 8, 1:13 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Pottawattamie | 47 min |
| Jul 8, 1:49 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 41 min |
| Jul 8, 2:12 AM CDT | Flash Flood Warning | FSD | Plymouth, Woodbury | 3 hr |
| Jul 8, 2:16 AM CDT | Mesoscale Discussion | SPC | Fremont, Page, Ringgold, Taylor | 59 min |
| Jul 9, 3:07 AM CDT | Mesoscale Discussion | SPC | Lyon, Plymouth, Sioux | 83 min |
| Jul 9, 3:41 AM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 6 more | 6 hr |
| Jul 9, 5:56 AM CDT | Mesoscale Discussion | SPC | Cherokee, Crawford, Harrison, Ida, Monona, Plymouth and 2 more | 94 min |
| Jul 9, 8:29 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 61 min |
| Jul 9, 8:47 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 58 min |
| Jul 9, 9:32 AM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Audubon, Cass, Crawford, Fremont and 9 more | 4 hr |
| Jul 9, 9:41 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 49 min |
| Jul 9, 11:14 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 31 min |
| Jul 9, 11:54 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Cass, Clarke and 16 more | 96 min |
| Jul 9, 12:07 PM CDT | Flash Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 21 hr |
| Jul 9, 2:02 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 28 min |
| Jul 9, 2:29 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola, Sioux | 31 min |
| Jul 9, 2:48 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 27 min |
| Jul 9, 2:57 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cerro Gordo, Cherokee, Clay, Dickinson, Emmet and 18 more | 93 min |
| Jul 9, 3:14 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, O'Brien, Osceola, Sioux | 17 min |
| Jul 9, 3:15 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 30 min |
| Jul 9, 3:17 PM CDT | Flash Flood Watch | OAX | Monona | 13 hr |
| Jul 9, 3:24 PM CDT | Flash Flood Warning | FSD | Plymouth | 85 min |
| Jul 9, 3:38 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, O'Brien | 21 min |
| Jul 9, 3:46 PM CDT | Flash Flood Warning | FSD | Clay, O'Brien | 65 min |
| Jul 9, 3:46 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 12 min |
| Jul 9, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay | 30 min |
| Jul 9, 6:30 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 30 min |
| Jul 9, 6:34 PM CDT | Mesoscale Discussion | SPC | Lyon, Osceola, Plymouth, Sioux | 86 min |
| Jul 9, 6:48 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 42 min |
| Jul 9, 7:02 PM CDT | Severe Thunderstorm Watch | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 21 more | 7 hr |
| Jul 9, 7:19 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, O'Brien, Osceola, Sioux | 41 min |
| Jul 9, 7:44 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 46 min |
| Jul 9, 7:52 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Osceola | 38 min |
| Jul 9, 8:24 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, O'Brien, Osceola | 51 min |
| Jul 9, 8:57 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto | 48 min |
| Jul 9, 9:03 PM CDT | Flash Flood Warning | FSD | Clay, Dickinson, O'Brien, Osceola | 3 hr |
| Jul 9, 9:15 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 45 min |
| Jul 9, 9:42 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto | 48 min |
| Jul 9, 10:51 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 39 min |
| Jul 9, 11:09 PM CDT | Flash Flood Warning | DMX | Emmet, Kossuth | 6 hr |
| Jul 9, 11:31 PM CDT | Mesoscale Discussion | SPC | Allamakee, Audubon, Buena Vista, Calhoun, Carroll, Cerro Gordo and 33 more | 89 min |
| Jul 9, 11:59 PM CDT | Areal Flood Warning | FSD | Clay, Dickinson, O'Brien, Osceola | 12 hr |
| Jul 10, 12:59 AM CDT | Areal Flood Advisory | DMX | Cerro Gordo, Hancock, Kossuth, Winnebago, Worth | 3 hr |
| Jul 10, 1:30 AM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 32 min |
| Jul 10, 1:36 AM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 26 more | 24 min |
| Jul 10, 1:54 AM CDT | Areal Flood Advisory | DMX | Cerro Gordo, Franklin, Hancock, Wright | 3 hr |
| Jul 10, 2:46 AM CDT | Areal Flood Advisory | ARX | Floyd | 3 hr |
| Jul 10, 2:54 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler | 36 min |
| Jul 10, 3:06 AM CDT | Severe Thunderstorm Warning | ARX | Clayton, Fayette | 54 min |
| Jul 10, 3:27 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler, Grundy | 48 min |
| Jul 10, 3:49 AM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 56 min |
| Jul 10, 4:05 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Linn | 55 min |
| Jul 10, 4:28 AM CDT | Areal Flood Advisory | DMX | Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin | 4 hr |
| Jul 10, 4:58 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy, Marshall, Tama | 47 min |
| Jul 10, 5:00 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Delaware, Dubuque, Jackson, Jones, Linn | 60 min |
| Jul 10, 5:10 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 35 min |
| Jul 10, 5:37 AM CDT | Flash Flood Warning | FSD | Plymouth, Sioux | 2 hr |
| Jul 10, 6:31 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Dubuque, Jones, Linn | 74 min |
| Jul 10, 6:36 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 25 min |
| Jul 10, 8:02 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Hamilton, Webster | 43 min |
| Jul 10, 8:10 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Crawford, Greene, Sac | 50 min |
| Jul 10, 8:29 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene, Hamilton, Story | 46 min |
| Jul 10, 8:45 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Greene, Guthrie | 29 min |
| Jul 10, 8:51 AM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware, Jones, Linn | 54 min |
| Jul 10, 9:10 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall, Polk, Story | 50 min |
| Jul 10, 9:36 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 39 min |
| Jul 10, 9:57 AM CDT | Special Weather Statement | DVN | Benton, Jones, Linn | 63 min |
| Jul 10, 10:24 AM CDT | Special Weather Statement | DVN | Benton, Iowa, Johnson, Keokuk, Linn, Washington | 66 min |
| Jul 10, 10:57 AM CDT | Special Weather Statement | DVN | Cedar, Muscatine, Scott | 48 min |
| Jul 10, 11:46 AM CDT | Flash Flood Warning | DVN | Cedar, Clinton, Johnson, Linn, Muscatine, Scott | 8 hr |
| Jul 10, 11:52 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Iowa, Johnson, Linn | 53 min |
| Jul 10, 9:10 PM CDT | River Flood Warning | DVN | Clinton, Scott | 47 hr |
| Jul 10, 10:52 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Johnson, Linn | 53 min |
| Jul 11, 12:06 AM CDT | Special Weather Statement | DVN | Cedar, Johnson, Muscatine | 54 min |
| Jul 11, 12:45 AM CDT | Special Weather Statement | DVN | Muscatine | 60 min |
| Jul 12, 7:34 AM CDT | Mesoscale Discussion | SPC | Monona, Plymouth, Sioux, Woodbury | 56 min |
| Jul 12, 10:36 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 39 min |
| Jul 12, 11:10 AM CDT | Areal Flood Advisory | DMX | Crawford | 110 min |
| Jul 12, 11:16 AM CDT | Areal Flood Advisory | DMX | Audubon, Cass | 2 hr |
| Jul 12, 11:30 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 45 min |
| Jul 12, 11:52 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 38 min |
| Jul 14, 1:42 PM CDT | Mesoscale Discussion | SPC | Cherokee, Clay, Dickinson, Emmet, Lyon, O'Brien and 3 more | 93 min |
| Jul 14, 2:40 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 6 hr |
| Jul 14, 6:33 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 20 more | 117 min |
| Jul 14, 7:37 PM CDT | Flash Flood Warning | FSD | Dickinson | 83 min |
| Jul 14, 7:42 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 33 min |
| Jul 14, 7:51 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto | 54 min |
| Jul 14, 8:00 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 45 min |
| Jul 14, 8:13 PM CDT | Severe Thunderstorm Watch | SPC | Audubon, Black Hawk, Boone, Bremer, Butler, Calhoun and 33 more | 5 hr |
| Jul 14, 8:19 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 26 min |
| Jul 14, 8:27 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Ida | 33 min |
| Jul 14, 8:48 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Kossuth, Winnebago | 42 min |
| Jul 14, 9:20 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 55 min |
| Jul 14, 10:19 PM CDT | Mesoscale Discussion | SPC | Audubon, Black Hawk, Boone, Bremer, Butler, Calhoun and 33 more | 56 min |
| Jul 14, 10:48 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Greene, Guthrie | 46 min |
| Jul 14, 11:20 PM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 85 min |
| Jul 14, 11:23 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Polk | 52 min |
| Jul 14, 11:38 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 22 min |
| Jul 14, 11:41 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 49 min |
| Jul 15, 12:00 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk, Story | 46 min |
| Jul 15, 12:22 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion, Monroe | 38 min |
| Jul 15, 12:29 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion, Polk, Warren | 46 min |
| Jul 15, 12:37 AM CDT | Special Weather Statement | DVN | Buchanan, Delaware, Dubuque | 53 min |
| Jul 15, 12:50 AM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Des Moines, Henry, Jefferson, Keokuk and 7 more | 85 min |
| Jul 15, 1:02 AM CDT | Severe Thunderstorm Warning | DMX | Davis, Wapello | 43 min |
| Jul 15, 1:18 AM CDT | Special Weather Statement | DVN | Des Moines, Henry, Jefferson, Keokuk, Lee, Louisa and 1 more | 3 hr |
| Jul 15, 1:34 AM CDT | Special Weather Statement | DVN | Delaware, Dubuque, Jackson | 56 min |
| Jul 15, 2:02 AM CDT | Flash Flood Warning | DMX | Appanoose, Davis | 5 hr |
| Jul 15, 2:03 AM CDT | Severe Thunderstorm Warning | DMX | Davis | 42 min |
| Jul 15, 2:15 AM CDT | Flash Flood Warning | DVN | Des Moines, Henry, Jefferson, Lee, Van Buren | 5 hr |
| Jul 15, 5:06 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Delaware, Dubuque, Henry and 8 more | 69 min |
| Jul 15, 5:50 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Delaware, Des Moines, Dubuque and 11 more | 85 min |
| Jul 15, 7:02 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more | 58 min |
| Jul 15, 7:50 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 7 more | 55 min |
| Jul 21, 12:20 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Emmet, Lyon and 5 more | 55 min |
| Jul 21, 6:03 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas, Webster | 42 min |
| Jul 22, 5:55 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 50 min |
| Jul 22, 6:31 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Pocahontas, Webster | 44 min |
| Jul 22, 6:49 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 29 min |
| Jul 23, 5:56 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 49 min |
| Jul 23, 5:30 PM CDT | Special Weather Statement | DVN | Jefferson, Keokuk, Van Buren, Washington | 60 min |
| Jul 23, 6:45 PM CDT | Special Weather Statement | DVN | Henry, Jefferson, Van Buren | 60 min |
| Jul 23, 7:41 PM CDT | Special Weather Statement | DVN | Lee | 64 min |
| Jul 24, 9:51 AM CDT | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 11 more | 54 min |
| Jul 24, 10:32 AM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Benton, Black Hawk, Boone, Bremer, Buchanan and 35 more | 6 hr |
| Jul 24, 12:11 PM CDT | Severe Thunderstorm Warning | ARX | Howard, Winneshiek | 64 min |
| Jul 24, 12:40 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Howard, Winneshiek | 65 min |
| Jul 24, 12:53 PM CDT | Areal Flood Advisory | ARX | Allamakee, Chickasaw, Clayton, Fayette, Howard, Winneshiek | 3 hr |
| Jul 24, 1:12 PM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 2 hr |
| Jul 24, 1:12 PM CDT | Tornado Watch | SPC | Benton, Buchanan, Cedar, Clayton, Clinton, Delaware and 12 more | 4 hr |
| Jul 24, 1:32 PM CDT | Severe Thunderstorm Warning | ARX | Clayton, Fayette | 58 min |
| Jul 24, 1:48 PM CDT | Severe Thunderstorm Warning | ARX | Clayton, Fayette | 27 min |
| Jul 24, 1:55 PM CDT | Tornado Warning | ARX | Clayton | 40 min |
| Jul 24, 1:55 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware, Dubuque | 65 min |
| Jul 24, 2:24 PM CDT | Mesoscale Discussion | SPC | Adair, Benton, Black Hawk, Boone, Bremer, Butler and 35 more | 96 min |
| Jul 24, 2:47 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones | 40 min |
| Jul 24, 3:07 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 53 min |
| Jul 24, 3:35 PM CDT | Areal Flood Advisory | ARX | Allamakee | 3 hr |
| Jul 24, 3:42 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 63 min |
| Jul 24, 3:52 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Buchanan, Cedar, Clayton, Clinton and 14 more | 83 min |
| Jul 24, 4:24 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 66 min |
| Jul 24, 5:02 PM CDT | Tornado Watch | SPC | Allamakee, Benton, Buchanan, Cedar, Chickasaw, Clayton and 15 more | 6 hr |
| Jul 24, 5:10 PM CDT | Severe Thunderstorm Warning | ARX | Fayette, Winneshiek | 65 min |
| Jul 24, 5:36 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton, Fayette | 69 min |
| Jul 24, 5:52 PM CDT | Flash Flood Warning | ARX | Allamakee, Clayton, Fayette, Winneshiek | 3 hr |
| Jul 24, 6:12 PM CDT | Tornado Warning | ARX | Clayton, Fayette | 33 min |
| Jul 24, 6:19 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 41 min |
| Jul 24, 6:20 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 70 min |
| Jul 24, 6:22 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 53 min |
| Jul 24, 6:27 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware, Dubuque | 63 min |
| Jul 24, 6:38 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Boone, Calhoun and 28 more | 97 min |
| Jul 24, 6:44 PM CDT | Severe Thunderstorm Warning | ARX | Clayton, Fayette | 54 min |
| Jul 24, 6:53 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 82 min |
| Jul 24, 7:20 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Buchanan, Cedar, Clayton, Clinton and 12 more | 85 min |
| Jul 24, 7:30 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware, Dubuque, Jackson, Jones, Linn | 60 min |
| Jul 24, 7:41 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson | 64 min |
| Jul 24, 7:48 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Cedar, Clinton, Jones, Linn | 62 min |
| Jul 24, 7:51 PM CDT | Flash Flood Warning | DVN | Benton, Buchanan, Delaware, Dubuque, Jackson, Jones and 1 more | 6 hr |
| Jul 24, 8:43 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Cedar, Iowa, Johnson, Jones, Linn and 1 more | 62 min |
| Jul 24, 8:46 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 89 min |
| Jul 24, 9:18 PM CDT | Severe Thunderstorm Warning | DVN | Keokuk, Louisa, Washington | 57 min |
| Jul 24, 9:22 PM CDT | Mesoscale Discussion | SPC | Cedar, Clinton, Davis, Des Moines, Henry, Iowa and 12 more | 53 min |
| Jul 24, 9:49 PM CDT | Flash Flood Warning | DVN | Clinton, Scott | 4 hr |
| Jul 24, 9:51 PM CDT | Severe Thunderstorm Watch | SPC | Des Moines, Henry, Jefferson, Lee, Van Buren | 4 hr |
| Jul 24, 9:54 PM CDT | Severe Thunderstorm Warning | DVN | Johnson, Muscatine | 43 min |
| Jul 27, 2:10 PM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Howard, Mitchell, Winneshiek | 65 min |
| Jul 27, 2:41 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Howard, Mitchell, Winneshiek | 6 hr |
| Jul 27, 6:45 PM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Howard, Mitchell, Winneshiek | 90 min |
| Jul 27, 9:49 PM CDT | Flash Flood Warning | DVN | Jackson | 6 hr |
| Jul 27, 10:15 PM CDT | Special Weather Statement | DVN | Clinton | 60 min |
| Jul 27, 10:28 PM CDT | Flash Flood Warning | DVN | Clinton | 5 hr |
| Jul 27, 10:46 PM CDT | Special Weather Statement | DVN | Clinton | 59 min |
| Jul 29, 3:34 PM CDT | Tornado Warning | FSD | Cherokee, Ida, Plymouth, Woodbury | 26 min |
| Jul 29, 4:12 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Woodbury | 24 min |
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 County32
- Plymouth County31
- Clay County26
- Delaware County26
- Lyon County24
- O'Brien County24
- Linn County24
- Osceola County23
- Buchanan County23
- Cherokee County22
- Benton County22
- Fayette County22
- Dickinson County21
- Woodbury County21
- Dubuque County21
- Buena Vista County20
- Emmet County19
- Palo Alto County19
- Clayton County19
- Jones County19
- Greene County18
- Ida County18
- Kossuth County18
- Webster County18
- Johnson County18
- Allamakee County18
- Calhoun County17
- Winneshiek County17
- Clinton County17
- Jackson County17
- Boone County16
- Carroll County16
- Pocahontas County16
- Guthrie County16
- Cedar County16
- Muscatine County16
- Dallas County15
- Polk County15
- Iowa County15
- Crawford County15
59 more counties
- Hamilton County14
- Humboldt County14
- Story County14
- Audubon County14
- Hancock County14
- Howard County14
- Sac County13
- Keokuk County13
- Cerro Gordo County13
- Winnebago County13
- Monona County13
- Scott County13
- Hardin County12
- Jasper County12
- Wright County12
- Jefferson County12
- Washington County12
- Harrison County12
- Mitchell County12
- Chickasaw County12
- Adair County11
- Franklin County11
- Marshall County11
- Henry County11
- Worth County11
- Bremer County11
- Pottawattamie County10
- Madison County10
- Van Buren County10
- Grundy County10
- Black Hawk County10
- Cass County9
- Adams County9
- Union County9
- Shelby County9
- Floyd County9
- Butler County9
- Louisa County9
- Clarke County8
- Wayne County8
- Lucas County8
- Marion County8
- Warren County8
- Des Moines County8
- Appanoose County7
- Lee County7
- Mills County7
- Fremont County7
- Davis County6
- Poweshiek County6
- Tama County6
- Montgomery County6
- Page County6
- Taylor County6
- Decatur County5
- Monroe County5
- Ringgold County5
- Mahaska County4
- Wapello County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.