Alert archive / Iowa / Special Weather Statements / 2018
Special Weather Statements in Iowa, May 2018
171 special weather statements in May 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 May 2018. Tap one for its archive.
- Special Weather Statements
- 171
- Busiest day
- May 12, 201822 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 |
|---|---|---|---|---|
| May 1, 3:27 AM CDT | Special Weather Statement | OAX | Shelby | 18 min |
| May 1, 4:31 AM CDT | Special Weather Statement | DMX | Carroll, Greene, Guthrie | 59 min |
| May 1, 7:22 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware | 23 min |
| May 1, 8:01 AM CDT | Special Weather Statement | DVN | Benton, Buchanan | 59 min |
| May 1, 8:31 AM CDT | Special Weather Statement | DVN | Benton | 59 min |
| May 1, 9:25 AM CDT | Special Weather Statement | DVN | Linn | 50 min |
| May 1, 9:42 AM CDT | Special Weather Statement | DMX | Warren | 33 min |
| May 1, 11:48 AM CDT | Special Weather Statement | DMX | Jasper | 27 min |
| May 1, 7:00 PM CDT | Special Weather Statement | OAX | Shelby | 60 min |
| May 1, 7:14 PM CDT | Special Weather Statement | OAX | Pottawattamie | 46 min |
| May 1, 7:21 PM CDT | Special Weather Statement | ARX | Allamakee, Chickasaw, Clayton, Floyd, Howard, Mitchell and 1 more | 54 min |
| May 1, 8:14 PM CDT | Special Weather Statement | DVN | Delaware | 46 min |
| May 1, 8:38 PM CDT | Special Weather Statement | ARX | Clayton | 37 min |
| May 1, 8:49 PM CDT | Special Weather Statement | OAX | Fremont | 26 min |
| May 1, 9:41 PM CDT | Special Weather Statement | DMX | Butler, Grundy, Hardin, Marshall, Tama | 49 min |
| May 1, 10:44 PM CDT | Special Weather Statement | DMX | Marshall, Tama | 31 min |
| May 1, 11:52 PM CDT | Special Weather Statement | OAX | Fremont, Montgomery, Page | 38 min |
| May 2, 3:40 PM CDT | Special Weather Statement | DMX | Butler, Cerro Gordo, Franklin, Wright | 65 min |
| May 2, 4:27 PM CDT | Special Weather Statement | DVN | Jefferson | 33 min |
| May 2, 4:31 PM CDT | Special Weather Statement | DMX | Bremer, Butler | 44 min |
| May 2, 4:31 PM CDT | Special Weather Statement | DVN | Clinton | 29 min |
| May 2, 4:42 PM CDT | Special Weather Statement | ARX | Chickasaw, Fayette, Howard, Winneshiek | 63 min |
| May 2, 5:00 PM CDT | Special Weather Statement | DVN | Washington | 45 min |
| May 2, 5:31 PM CDT | Special Weather Statement | ARX | Allamakee, Clayton | 74 min |
| May 2, 9:43 PM CDT | Special Weather Statement | DMX | Wayne | 47 min |
| May 2, 9:51 PM CDT | Special Weather Statement | DVN | Scott | 24 min |
| May 2, 10:18 PM CDT | Special Weather Statement | DVN | Scott | 87 min |
| May 2, 11:40 PM CDT | Special Weather Statement | DVN | Lee, Van Buren | 50 min |
| May 3, 8:46 AM CDT | Special Weather Statement | OAX | Harrison | 44 min |
| May 3, 12:00 PM CDT | Special Weather Statement | DMX | Greene | 30 min |
| May 3, 2:51 PM CDT | Special Weather Statement | DVN | Buchanan | 39 min |
| May 3, 4:39 PM CDT | Special Weather Statement | OAX | Montgomery | 21 min |
| May 3, 4:48 PM CDT | Special Weather Statement | OAX | Montgomery | 27 min |
| May 3, 6:23 PM CDT | Special Weather Statement | DMX | Union | 37 min |
| May 3, 6:51 PM CDT | Special Weather Statement | DMX | Clarke, Warren | 39 min |
| May 3, 9:11 PM CDT | Special Weather Statement | DMX | Black Hawk | 64 min |
| May 3, 9:20 PM CDT | Special Weather Statement | DVN | Benton | 40 min |
| May 4, 12:33 AM CDT | Special Weather Statement | DMX | Black Hawk, Bremer | 27 min |
| May 5, 6:37 PM CDT | Special Weather Statement | DMX | Boone, Dallas, Greene, Hamilton, Hancock, Humboldt and 3 more | 53 min |
| May 5, 8:21 PM CDT | Special Weather Statement | ARX | Howard, Mitchell | 114 min |
| May 6, 5:24 PM CDT | Special Weather Statement | DMX | Davis | 36 min |
| May 6, 5:27 PM CDT | Special Weather Statement | DMX | Davis | 33 min |
| May 8, 5:07 PM CDT | Special Weather Statement | DMX | Emmet | 38 min |
| May 8, 5:52 PM CDT | Special Weather Statement | DMX | Palo Alto | 38 min |
| May 8, 6:05 PM CDT | Special Weather Statement | DMX | Emmet | 55 min |
| May 8, 8:10 PM CDT | Special Weather Statement | DMX | Greene | 35 min |
| May 8, 8:39 PM CDT | Special Weather Statement | DMX | Humboldt | 36 min |
| May 8, 8:51 PM CDT | Special Weather Statement | OAX | Shelby | 39 min |
| May 8, 8:55 PM CDT | Special Weather Statement | DMX | Emmet | 50 min |
| May 8, 9:16 PM CDT | Special Weather Statement | DMX | Hancock | 29 min |
| May 8, 10:46 PM CDT | Special Weather Statement | DMX | Wright | 29 min |
| May 9, 2:21 AM CDT | Special Weather Statement | DMX | Bremer, Butler | 54 min |
| May 11, 1:59 AM CDT | Special Weather Statement | DVN | Delaware | 46 min |
| May 11, 6:20 AM CDT | Special Weather Statement | OAX | Montgomery | 40 min |
| May 11, 10:42 AM CDT | Special Weather Statement | DVN | Clinton, Scott | 33 min |
| May 11, 11:45 PM CDT | Special Weather Statement | DVN | Cedar, Johnson | 45 min |
| May 12, 12:11 AM CDT | Special Weather Statement | DVN | Cedar, Johnson | 64 min |
| May 12, 1:00 AM CDT | Special Weather Statement | DMX | Polk | 45 min |
| May 12, 1:11 AM CDT | Special Weather Statement | DVN | Cedar, Clinton, Scott | 64 min |
| May 12, 1:28 AM CDT | Special Weather Statement | OAX | Shelby | 32 min |
| May 12, 2:09 AM CDT | Special Weather Statement | OAX | Pottawattamie | 51 min |
| May 12, 2:11 AM CDT | Special Weather Statement | DVN | Cedar, Clinton, Johnson, Scott | 64 min |
| May 12, 2:41 AM CDT | Special Weather Statement | DMX | Marion | 49 min |
| May 12, 2:59 AM CDT | Special Weather Statement | DVN | Iowa, Johnson, Keokuk, Washington | 61 min |
| May 12, 3:34 AM CDT | Special Weather Statement | DMX | Warren | 56 min |
| May 12, 4:07 AM CDT | Special Weather Statement | DVN | Keokuk | 38 min |
| May 12, 4:27 AM CDT | Special Weather Statement | DVN | Keokuk, Louisa, Muscatine, Washington | 63 min |
| May 12, 5:24 AM CDT | Special Weather Statement | DVN | Des Moines, Henry | 66 min |
| May 12, 6:09 AM CDT | Special Weather Statement | OAX | Montgomery, Page | 36 min |
| May 12, 6:11 AM CDT | Special Weather Statement | OAX | Mills, Pottawattamie | 34 min |
| May 12, 6:52 AM CDT | Special Weather Statement | DMX | Clarke, Ringgold | 53 min |
| May 12, 6:54 AM CDT | Special Weather Statement | OAX | Page | 51 min |
| May 12, 6:57 AM CDT | Special Weather Statement | DMX | Decatur | 48 min |
| May 12, 9:47 AM CDT | Special Weather Statement | DMX | Appanoose, Wayne | 43 min |
| May 12, 9:49 AM CDT | Special Weather Statement | DMX | Lucas | 41 min |
| May 12, 10:44 AM CDT | Special Weather Statement | DVN | Henry, Lee, Van Buren | 46 min |
| May 12, 11:32 AM CDT | Special Weather Statement | DVN | Des Moines, Lee | 43 min |
| May 13, 6:08 AM CDT | Special Weather Statement | DVN | Muscatine | 52 min |
| May 13, 8:14 AM CDT | Special Weather Statement | OAX | Harrison, Monona, Shelby | 61 min |
| May 13, 10:04 AM CDT | Special Weather Statement | OAX | Shelby | 11 min |
| May 13, 10:17 AM CDT | Special Weather Statement | OAX | Shelby | 13 min |
| May 13, 10:31 AM CDT | Special Weather Statement | DMX | Madison | 59 min |
| May 13, 11:03 AM CDT | Special Weather Statement | DMX | Madison, Warren | 42 min |
| May 13, 11:47 AM CDT | Special Weather Statement | DMX | Lucas, Marion, Monroe | 43 min |
| May 13, 11:52 AM CDT | Special Weather Statement | DMX | Polk | 38 min |
| May 13, 1:09 PM CDT | Special Weather Statement | DMX | Mahaska | 51 min |
| May 13, 1:33 PM CDT | Special Weather Statement | DVN | Keokuk | 42 min |
| May 13, 2:14 PM CDT | Special Weather Statement | DVN | Washington | 46 min |
| May 13, 2:40 PM CDT | Special Weather Statement | DVN | Muscatine | 35 min |
| May 13, 9:49 PM CDT | Special Weather Statement | OAX | Fremont | 41 min |
| May 13, 11:14 PM CDT | Special Weather Statement | OAX | Fremont | 46 min |
| May 14, 1:21 AM CDT | Special Weather Statement | OAX | Harrison | 39 min |
| May 14, 1:27 AM CDT | Special Weather Statement | OAX | Fremont | 48 min |
| May 14, 1:32 AM CDT | Special Weather Statement | DVN | Dubuque | 43 min |
| May 14, 1:58 AM CDT | Special Weather Statement | OAX | Harrison, Shelby | 47 min |
| May 14, 2:42 AM CDT | Special Weather Statement | OAX | Montgomery | 48 min |
| May 14, 2:54 AM CDT | Special Weather Statement | OAX | Harrison, Shelby | 51 min |
| May 14, 4:08 AM CDT | Special Weather Statement | DVN | Iowa | 37 min |
| May 14, 4:22 AM CDT | Special Weather Statement | DVN | Clinton, Jackson | 38 min |
| May 14, 4:41 AM CDT | Special Weather Statement | DVN | Iowa | 34 min |
| May 14, 5:03 AM CDT | Special Weather Statement | DVN | Linn | 27 min |
| May 14, 6:05 AM CDT | Special Weather Statement | DVN | Johnson | 25 min |
| May 14, 6:14 AM CDT | Special Weather Statement | DVN | Scott | 31 min |
| May 14, 6:54 AM CDT | Special Weather Statement | DVN | Linn | 36 min |
| May 14, 7:14 AM CDT | Special Weather Statement | DVN | Jones | 31 min |
| May 14, 2:39 PM CDT | Special Weather Statement | DVN | Scott | 36 min |
| May 14, 7:17 PM CDT | Special Weather Statement | DMX | Decatur | 28 min |
| May 14, 8:19 PM CDT | Special Weather Statement | DVN | Washington | 41 min |
| May 14, 10:48 PM CDT | Special Weather Statement | DVN | Des Moines | 27 min |
| May 14, 11:31 PM CDT | Special Weather Statement | DVN | Jefferson | 44 min |
| May 16, 4:27 PM CDT | Special Weather Statement | OAX | Fremont | 33 min |
| May 19, 1:06 PM CDT | Special Weather Statement | DMX | Madison, Warren | 54 min |
| May 19, 3:41 PM CDT | Special Weather Statement | DMX | Clarke | 64 min |
| May 19, 4:15 PM CDT | Special Weather Statement | DVN | Keokuk | 30 min |
| May 19, 5:22 PM CDT | Special Weather Statement | DVN | Buchanan | 38 min |
| May 19, 5:47 PM CDT | Special Weather Statement | DVN | Delaware | 43 min |
| May 20, 2:35 AM CDT | Special Weather Statement | DVN | Van Buren | 25 min |
| May 20, 3:09 AM CDT | Special Weather Statement | DVN | Jones | 36 min |
| May 20, 3:11 AM CDT | Special Weather Statement | DVN | Benton | 34 min |
| May 20, 3:25 AM CDT | Special Weather Statement | DVN | Henry | 35 min |
| May 20, 3:43 AM CDT | Special Weather Statement | DVN | Jones | 32 min |
| May 20, 3:44 AM CDT | Special Weather Statement | DVN | Jones | 31 min |
| May 20, 4:16 AM CDT | Special Weather Statement | DVN | Linn | 29 min |
| May 20, 5:26 AM CDT | Special Weather Statement | DVN | Jones | 34 min |
| May 20, 6:56 AM CDT | Special Weather Statement | DVN | Clinton | 34 min |
| May 22, 12:13 PM CDT | Special Weather Statement | OAX | Mills | 62 min |
| May 24, 5:36 PM CDT | Special Weather Statement | OAX | Shelby | 39 min |
| May 24, 6:26 PM CDT | Special Weather Statement | DMX | Carroll | 64 min |
| May 24, 7:11 PM CDT | Special Weather Statement | DMX | Palo Alto | 64 min |
| May 24, 8:58 PM CDT | Special Weather Statement | DMX | Kossuth, Palo Alto | 47 min |
| May 25, 4:35 PM CDT | Special Weather Statement | DMX | Franklin | 40 min |
| May 25, 6:18 PM CDT | Special Weather Statement | ARX | Chickasaw, Floyd, Winneshiek | 42 min |
| May 25, 7:02 PM CDT | Special Weather Statement | DVN | Buchanan | 43 min |
| May 25, 8:34 PM CDT | Special Weather Statement | ARX | Mitchell | 41 min |
| May 25, 8:39 PM CDT | Special Weather Statement | DMX | Hamilton | 66 min |
| May 25, 8:57 PM CDT | Special Weather Statement | DVN | Jackson, Jones | 63 min |
| May 25, 9:04 PM CDT | Special Weather Statement | DMX | Marion | 56 min |
| May 25, 9:42 PM CDT | Special Weather Statement | DVN | Clinton | 48 min |
| May 25, 9:43 PM CDT | Special Weather Statement | ARX | Allamakee, Chickasaw, Clayton, Fayette, Winneshiek | 47 min |
| May 25, 9:52 PM CDT | Special Weather Statement | DVN | Delaware | 38 min |
| May 25, 10:22 PM CDT | Special Weather Statement | DVN | Delaware | 38 min |
| May 25, 10:40 PM CDT | Special Weather Statement | DMX | Davis, Wapello | 65 min |
| May 25, 11:01 PM CDT | Special Weather Statement | ARX | Clayton | 44 min |
| May 25, 11:31 PM CDT | Special Weather Statement | DVN | Jefferson | 29 min |
| May 25, 11:39 PM CDT | Special Weather Statement | DVN | Delaware | 51 min |
| May 25, 11:59 PM CDT | Special Weather Statement | DVN | Benton | 46 min |
| May 26, 12:10 AM CDT | Special Weather Statement | DMX | Tama | 20 min |
| May 26, 12:30 AM CDT | Special Weather Statement | DVN | Benton, Iowa | 45 min |
| May 26, 2:06 AM CDT | Special Weather Statement | DVN | Jefferson, Washington | 24 min |
| May 26, 4:09 PM CDT | Special Weather Statement | DVN | Keokuk | 51 min |
| May 26, 4:29 PM CDT | Special Weather Statement | DMX | Poweshiek | 61 min |
| May 26, 5:03 PM CDT | Special Weather Statement | DVN | Lee | 42 min |
| May 27, 2:55 PM CDT | Special Weather Statement | DVN | Cedar | 35 min |
| May 27, 3:04 PM CDT | Special Weather Statement | DVN | Muscatine | 26 min |
| May 27, 3:48 PM CDT | Special Weather Statement | DVN | Clinton | 27 min |
| May 27, 4:55 PM CDT | Special Weather Statement | DVN | Des Moines | 35 min |
| May 27, 7:30 PM CDT | Special Weather Statement | DMX | Calhoun | 45 min |
| May 28, 2:52 PM CDT | Special Weather Statement | DVN | Muscatine | 23 min |
| May 28, 5:21 PM CDT | Special Weather Statement | DVN | Des Moines | 24 min |
| May 28, 5:24 PM CDT | Special Weather Statement | OAX | Shelby | 36 min |
| May 28, 6:11 PM CDT | Special Weather Statement | ARX | Mitchell | 64 min |
| May 28, 6:31 PM CDT | Special Weather Statement | OAX | Fremont | 29 min |
| May 28, 6:54 PM CDT | Special Weather Statement | OAX | Fremont | 36 min |
| May 28, 7:21 PM CDT | Special Weather Statement | OAX | Fremont, Mills | 24 min |
| May 29, 1:31 PM CDT | Special Weather Statement | DVN | Johnson | 59 min |
| May 29, 2:17 PM CDT | Special Weather Statement | OAX | Montgomery | 28 min |
| May 29, 5:44 PM CDT | Special Weather Statement | OAX | Pottawattamie | 46 min |
| May 29, 10:25 PM CDT | Special Weather Statement | DVN | Scott | 50 min |
| May 29, 11:10 PM CDT | Special Weather Statement | DVN | Cedar, Jones | 65 min |
| May 30, 12:31 AM CDT | Special Weather Statement | DVN | Delaware, Linn | 44 min |
| May 30, 12:59 AM CDT | Special Weather Statement | DVN | Buchanan, Delaware | 76 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Shelby County11
- Delaware County9
- Fremont County9
- Clinton County8
- Scott County8
- Benton County7
- Montgomery County7
- Jones County7
- Buchanan County6
- Washington County6
- Cedar County6
- Johnson County6
- Keokuk County6
- Linn County5
- Warren County5
- Clayton County5
- Harrison County5
- Muscatine County5
- Des Moines County5
- Greene County4
- Pottawattamie County4
- Chickasaw County4
- Mitchell County4
- Winneshiek County4
- Butler County4
- Jefferson County4
- Lee County4
- Iowa County4
- Allamakee County3
- Howard County3
- Tama County3
- Page County3
- Wright County3
- Bremer County3
- Van Buren County3
- Clarke County3
- Davis County3
- Emmet County3
- Palo Alto County3
- Marion County3
37 more counties
- Henry County3
- Mills County3
- Madison County3
- Carroll County2
- Floyd County2
- Marshall County2
- Franklin County2
- Fayette County2
- Wayne County2
- Black Hawk County2
- Hamilton County2
- Hancock County2
- Humboldt County2
- Kossuth County2
- Polk County2
- Decatur County2
- Lucas County2
- Jackson County2
- Guthrie County1
- Jasper County1
- Grundy County1
- Hardin County1
- Cerro Gordo County1
- Union County1
- Boone County1
- Dallas County1
- Webster County1
- Louisa County1
- Ringgold County1
- Appanoose County1
- Monona County1
- Monroe County1
- Mahaska County1
- Dubuque County1
- Wapello County1
- Poweshiek County1
- Calhoun 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.