Alert archive / Iowa / Special Weather Statements / 2018
Special Weather Statements in Iowa, August 2018
123 special weather statements in August 2018. 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 special weather statements reaches back to 2006.
Special Weather Statements by county
Each county as a circle sized by its count in August 2018. Tap one for its archive.
- Special Weather Statements
- 123
- Busiest day
- August 6, 201817 special weather statements
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 |
|---|---|---|---|---|
| Aug 1, 5:17 PM CDT | Special Weather Statement | ARX | Mitchell | 43 min |
| Aug 1, 5:36 PM CDT | Special Weather Statement | DMX | Cerro Gordo | 54 min |
| Aug 1, 8:18 PM CDT | Special Weather Statement | DVN | Buchanan | 27 min |
| Aug 1, 8:43 PM CDT | Special Weather Statement | DVN | Buchanan | 32 min |
| Aug 1, 9:38 PM CDT | Special Weather Statement | DVN | Buchanan | 37 min |
| Aug 1, 9:49 PM CDT | Special Weather Statement | ARX | Clayton | 56 min |
| Aug 1, 10:52 PM CDT | Special Weather Statement | DVN | Dubuque | 38 min |
| Aug 1, 11:26 PM CDT | Special Weather Statement | DVN | Jackson | 34 min |
| Aug 2, 12:25 AM CDT | Special Weather Statement | DVN | Keokuk | 35 min |
| Aug 2, 12:44 AM CDT | Special Weather Statement | DMX | Wapello | 46 min |
| Aug 2, 1:08 AM CDT | Special Weather Statement | DMX | Wapello | 37 min |
| Aug 5, 4:09 AM CDT | Special Weather Statement | OAX | Monona | 21 min |
| Aug 5, 5:10 AM CDT | Special Weather Statement | DMX | Audubon, Boone, Carroll, Greene | 50 min |
| Aug 5, 5:41 AM CDT | Special Weather Statement | DMX | Jasper, Marshall, Polk, Story | 34 min |
| Aug 5, 6:08 AM CDT | Special Weather Statement | DMX | Black Hawk, Bremer, Tama | 37 min |
| Aug 5, 6:24 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Linn | 81 min |
| Aug 5, 6:28 AM CDT | Special Weather Statement | DMX | Jasper, Madison, Mahaska, Marion, Poweshiek, Warren | 62 min |
| Aug 5, 7:19 AM CDT | Special Weather Statement | DMX | Appanoose, Davis, Monroe, Wapello | 56 min |
| Aug 5, 8:41 AM CDT | Special Weather Statement | DMX | Calhoun, Humboldt, Palo Alto, Pocahontas, Webster, Wright | 64 min |
| Aug 5, 9:23 AM CDT | Special Weather Statement | DMX | Butler, Franklin, Grundy, Hamilton, Hardin, Wright | 52 min |
| Aug 5, 10:15 AM CDT | Special Weather Statement | DMX | Black Hawk, Boone, Grundy, Hardin, Jasper, Marshall and 3 more | 60 min |
| Aug 5, 3:48 PM CDT | Special Weather Statement | ARX | Chickasaw, Clayton, Fayette, Floyd | 72 min |
| Aug 5, 4:45 PM CDT | Special Weather Statement | DVN | Buchanan | 45 min |
| Aug 5, 4:59 PM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 46 min |
| Aug 5, 5:31 PM CDT | Special Weather Statement | DMX | Poweshiek | 59 min |
| Aug 5, 5:58 PM CDT | Special Weather Statement | DVN | Dubuque | 47 min |
| Aug 5, 6:15 PM CDT | Special Weather Statement | ARX | Dubuque | 30 min |
| Aug 5, 7:37 PM CDT | Special Weather Statement | DVN | Johnson | 38 min |
| Aug 5, 7:39 PM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 36 min |
| Aug 5, 7:48 PM CDT | Special Weather Statement | DMX | Grundy | 27 min |
| Aug 5, 9:21 PM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 39 min |
| Aug 5, 10:08 PM CDT | Special Weather Statement | ARX | Clayton, Fayette | 52 min |
| Aug 5, 10:11 PM CDT | Special Weather Statement | DVN | Dubuque, Jackson | 49 min |
| Aug 5, 10:49 PM CDT | Special Weather Statement | DMX | Bremer, Butler | 56 min |
| Aug 5, 11:24 PM CDT | Special Weather Statement | DMX | Black Hawk, Bremer, Butler, Grundy, Tama | 66 min |
| Aug 5, 11:27 PM CDT | Special Weather Statement | ARX | Clayton, Fayette | 63 min |
| Aug 6, 12:18 AM CDT | Special Weather Statement | OAX | Monona | 27 min |
| Aug 6, 12:21 AM CDT | Special Weather Statement | DVN | Benton | 39 min |
| Aug 6, 12:38 AM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 82 min |
| Aug 6, 2:21 AM CDT | Special Weather Statement | OAX | Harrison | 24 min |
| Aug 6, 2:55 AM CDT | Special Weather Statement | DMX | Bremer | 50 min |
| Aug 6, 5:20 AM CDT | Special Weather Statement | DVN | Dubuque | 85 min |
| Aug 6, 6:23 PM CDT | Special Weather Statement | DMX | Union | 67 min |
| Aug 6, 6:49 PM CDT | Special Weather Statement | DVN | Lee, Van Buren | 26 min |
| Aug 6, 7:12 PM CDT | Special Weather Statement | DMX | Decatur | 33 min |
| Aug 6, 8:45 PM CDT | Special Weather Statement | DMX | Appanoose, Davis, Wayne | 60 min |
| Aug 6, 10:00 PM CDT | Special Weather Statement | DVN | Henry, Jefferson, Van Buren | 45 min |
| Aug 7, 2:58 AM CDT | Special Weather Statement | DMX | Crawford | 47 min |
| Aug 7, 3:29 AM CDT | Special Weather Statement | DMX | Carroll | 46 min |
| Aug 7, 1:28 PM CDT | Special Weather Statement | DVN | Jones | 17 min |
| Aug 7, 2:27 PM CDT | Special Weather Statement | ARX | Howard | 33 min |
| Aug 7, 3:36 PM CDT | Special Weather Statement | ARX | Winneshiek | 54 min |
| Aug 7, 4:41 PM CDT | Special Weather Statement | DMX | Tama | 49 min |
| Aug 7, 4:49 PM CDT | Special Weather Statement | DMX | Humboldt | 41 min |
| Aug 7, 5:13 PM CDT | Special Weather Statement | DVN | Benton | 32 min |
| Aug 7, 5:21 PM CDT | Special Weather Statement | DVN | Van Buren | 39 min |
| Aug 7, 5:51 PM CDT | Special Weather Statement | DVN | Benton, Linn | 54 min |
| Aug 7, 7:05 PM CDT | Special Weather Statement | DVN | Johnson | 55 min |
| Aug 15, 4:20 PM CDT | Special Weather Statement | DVN | Benton, Delaware, Dubuque, Jackson, Jones, Linn | 115 min |
| Aug 15, 7:00 PM CDT | Special Weather Statement | DVN | Iowa, Linn | 30 min |
| Aug 15, 7:33 PM CDT | Special Weather Statement | DVN | Iowa | 27 min |
| Aug 15, 7:56 PM CDT | Special Weather Statement | DVN | Iowa | 34 min |
| Aug 16, 1:01 AM CDT | Special Weather Statement | DMX | Emmet | 59 min |
| Aug 16, 12:28 PM CDT | Special Weather Statement | DMX | Story | 62 min |
| Aug 16, 3:43 PM CDT | Special Weather Statement | DVN | Dubuque | 92 min |
| Aug 16, 3:56 PM CDT | Special Weather Statement | DVN | Jefferson | 79 min |
| Aug 16, 4:03 PM CDT | Special Weather Statement | DVN | Buchanan | 117 min |
| Aug 16, 4:06 PM CDT | Special Weather Statement | DVN | Van Buren | 54 min |
| Aug 16, 4:41 PM CDT | Special Weather Statement | OAX | Monona | 34 min |
| Aug 16, 5:33 PM CDT | Special Weather Statement | DVN | Dubuque | 117 min |
| Aug 16, 7:04 PM CDT | Special Weather Statement | DVN | Scott | 26 min |
| Aug 16, 10:22 PM CDT | Special Weather Statement | DVN | Van Buren | 53 min |
| Aug 16, 10:54 PM CDT | Special Weather Statement | DVN | Van Buren | 51 min |
| Aug 17, 4:28 PM CDT | Special Weather Statement | ARX | Allamakee | 17 min |
| Aug 20, 5:27 PM CDT | Special Weather Statement | DVN | Jones | 93 min |
| Aug 24, 8:13 AM CDT | Special Weather Statement | OAX | Monona | 32 min |
| Aug 24, 8:38 AM CDT | Special Weather Statement | DMX | Crawford | 52 min |
| Aug 24, 9:55 AM CDT | Special Weather Statement | DMX | Greene | 35 min |
| Aug 24, 11:13 AM CDT | Special Weather Statement | OAX | Mills | 32 min |
| Aug 24, 4:29 PM CDT | Special Weather Statement | DMX | Kossuth | 61 min |
| Aug 24, 6:22 PM CDT | Special Weather Statement | DMX | Worth | 53 min |
| Aug 24, 6:46 PM CDT | Special Weather Statement | ARX | Floyd | 89 min |
| Aug 24, 10:33 PM CDT | Special Weather Statement | DVN | Benton, Linn | 87 min |
| Aug 24, 10:43 PM CDT | Special Weather Statement | DVN | Cedar, Clinton, Iowa | 92 min |
| Aug 24, 11:24 PM CDT | Special Weather Statement | DVN | Johnson, Keokuk | 36 min |
| Aug 25, 12:05 AM CDT | Special Weather Statement | DVN | Muscatine, Washington | 25 min |
| Aug 25, 12:38 AM CDT | Special Weather Statement | DVN | Louisa, Muscatine | 37 min |
| Aug 26, 5:19 PM CDT | Special Weather Statement | DVN | Henry, Lee | 56 min |
| Aug 26, 6:06 PM CDT | Special Weather Statement | DVN | Des Moines, Lee | 54 min |
| Aug 26, 10:14 PM CDT | Special Weather Statement | OAX | Mills | 31 min |
| Aug 26, 10:23 PM CDT | Special Weather Statement | DMX | Calhoun, Cerro Gordo, Franklin, Humboldt, Pocahontas, Wright | 52 min |
| Aug 26, 10:24 PM CDT | Special Weather Statement | ARX | Floyd | 66 min |
| Aug 26, 10:43 PM CDT | Special Weather Statement | OAX | Mills | 32 min |
| Aug 26, 10:50 PM CDT | Special Weather Statement | OAX | Pottawattamie | 40 min |
| Aug 26, 11:12 PM CDT | Special Weather Statement | OAX | Montgomery | 48 min |
| Aug 26, 11:20 PM CDT | Special Weather Statement | DMX | Butler, Franklin, Wright | 55 min |
| Aug 26, 11:27 PM CDT | Special Weather Statement | OAX | Pottawattamie | 18 min |
| Aug 26, 11:41 PM CDT | Special Weather Statement | ARX | Chickasaw, Floyd | 49 min |
| Aug 27, 12:01 AM CDT | Special Weather Statement | DMX | Adair, Adams, Guthrie | 59 min |
| Aug 27, 12:11 AM CDT | Special Weather Statement | DMX | Bremer, Butler, Franklin | 79 min |
| Aug 28, 6:56 AM CDT | Special Weather Statement | DMX | Pocahontas | 34 min |
| Aug 28, 8:04 AM CDT | Special Weather Statement | ARX | Chickasaw, Floyd, Howard | 86 min |
| Aug 28, 8:56 AM CDT | Special Weather Statement | DMX | Bremer, Butler | 64 min |
| Aug 28, 11:09 AM CDT | Special Weather Statement | DMX | Madison | 36 min |
| Aug 28, 11:25 AM CDT | Special Weather Statement | DMX | Boone, Story | 50 min |
| Aug 28, 11:27 AM CDT | Special Weather Statement | DMX | Franklin | 48 min |
| Aug 28, 11:41 AM CDT | Special Weather Statement | DMX | Humboldt | 49 min |
| Aug 28, 11:42 AM CDT | Special Weather Statement | ARX | Chickasaw | 33 min |
| Aug 28, 11:50 AM CDT | Special Weather Statement | DMX | Adair, Audubon, Boone, Calhoun, Carroll, Cass and 9 more | 55 min |
| Aug 28, 12:32 PM CDT | Special Weather Statement | OAX | Pottawattamie | 28 min |
| Aug 28, 12:51 PM CDT | Special Weather Statement | DMX | Boone, Calhoun, Carroll, Dallas, Greene, Guthrie and 8 more | 54 min |
| Aug 28, 1:47 PM CDT | Special Weather Statement | DMX | Cerro Gordo, Hancock, Humboldt, Kossuth, Winnebago | 43 min |
| Aug 28, 2:16 PM CDT | Special Weather Statement | DVN | Scott | 59 min |
| Aug 28, 2:18 PM CDT | Special Weather Statement | OAX | Mills | 27 min |
| Aug 28, 2:42 PM CDT | Special Weather Statement | OAX | Mills | 33 min |
| Aug 28, 5:22 PM CDT | Special Weather Statement | DVN | Benton | 53 min |
| Aug 28, 6:24 PM CDT | Special Weather Statement | DVN | Jones, Linn | 36 min |
| Aug 28, 11:37 PM CDT | Special Weather Statement | DMX | Wapello | 53 min |
| Aug 28, 11:43 PM CDT | Special Weather Statement | DMX | Appanoose | 32 min |
| Aug 31, 3:44 AM CDT | Special Weather Statement | OAX | Page | 31 min |
| Aug 31, 4:37 AM CDT | Special Weather Statement | DMX | Guthrie | 23 min |
| Aug 31, 6:26 AM CDT | Special Weather Statement | DMX | Marshall | 19 min |
| Aug 31, 6:42 AM CDT | Special Weather Statement | DMX | Grundy | 33 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Buchanan County10
- Dubuque County8
- Benton County7
- Story County6
- Bremer County6
- Delaware County6
- Linn County6
- Humboldt County6
- Butler County6
- Van Buren County6
- Boone County5
- Wright County5
- Franklin County5
- Grundy County5
- Floyd County5
- Mills County5
- Clayton County4
- Wapello County4
- Monona County4
- Carroll County4
- Greene County4
- Tama County4
- Calhoun County4
- Pocahontas County4
- Chickasaw County4
- Jones County4
- Iowa County4
- Guthrie County4
- Cerro Gordo County3
- Jackson County3
- Jasper County3
- Marshall County3
- Polk County3
- Black Hawk County3
- Madison County3
- Appanoose County3
- Hardin County3
- Fayette County3
- Johnson County3
- Lee County3
42 more counties
- Crawford County3
- Pottawattamie County3
- Keokuk County2
- Audubon County2
- Poweshiek County2
- Davis County2
- Webster County2
- Hamilton County2
- Union County2
- Henry County2
- Jefferson County2
- Howard County2
- Scott County2
- Kossuth County2
- Muscatine County2
- Adair County2
- Dallas County2
- Sac County2
- Mitchell County1
- Mahaska County1
- Marion County1
- Warren County1
- Monroe County1
- Palo Alto County1
- Harrison County1
- Decatur County1
- Wayne County1
- Winneshiek County1
- Emmet County1
- Allamakee County1
- Worth County1
- Cedar County1
- Clinton County1
- Washington County1
- Louisa County1
- Des Moines County1
- Montgomery County1
- Adams County1
- Cass County1
- Hancock County1
- Winnebago County1
- Page County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.