Special Weather Statements in Iowa
6,817 special weather statements since 1986. 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 since 1986. Tap one for its archive.
- Special Weather Statements
- 6,817
- Busiest year
- 2018763 special weather statements
- Average year
- 359over 19 years on file
Over time
By year
Only statements with a storm outline are archived, which offices began using widely after 2006.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Scott County428
- Linn County423
- Buchanan County422
- Benton County414
- Delaware County396
- Johnson County384
- Dubuque County375
- Muscatine County360
- Cedar County351
- Iowa County350
- Jones County344
- Lee County342
- Clinton County340
- Washington County335
- Des Moines County311
- Louisa County309
- Jackson County299
- Henry County289
- Keokuk County288
- Van Buren County287
- Jefferson County276
- Clayton County216
- Pottawattamie County212
- Allamakee County205
- Fayette County201
- Chickasaw County197
- Winneshiek County197
- Howard County185
- Harrison County184
- Fremont County172
- Mills County172
- Shelby County172
- Mitchell County171
- Montgomery County169
- Floyd County169
- Page County160
- Monona County150
- Polk County146
- Story County123
- Dallas County99
51 more counties
- Boone County98
- Madison County96
- Cerro Gordo County95
- Audubon County88
- Tama County88
- Wapello County88
- Mahaska County87
- Black Hawk County86
- Winnebago County86
- Cass County85
- Humboldt County85
- Guthrie County84
- Kossuth County84
- Webster County84
- Jasper County83
- Poweshiek County83
- Hancock County82
- Adair County81
- Carroll County81
- Lucas County80
- Pocahontas County80
- Marshall County79
- Warren County79
- Calhoun County77
- Hamilton County77
- Wright County77
- Decatur County75
- Greene County75
- Palo Alto County75
- Clarke County74
- Davis County74
- Hardin County74
- Monroe County74
- Grundy County72
- Emmet County71
- Marion County70
- Crawford County69
- Worth County69
- Adams County68
- Wayne County67
- Sac County67
- Union County67
- Franklin County66
- Bremer County64
- Appanoose County63
- Ringgold County61
- Butler County60
- Taylor County49
- Clay County2
- Dickinson County1
- Ida County1
The latest special weather statements
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 11:36 PM CDT | Special Weather Statement | DVN | Washington | 39 min |
| Sep 20, 2:12 AM CDT | Special Weather Statement | DVN | Cedar, Muscatine, Scott | 48 min |
| Sep 20, 1:03 AM CDT | Special Weather Statement | DVN | Jefferson, Keokuk, Washington | 42 min |
| Sep 19, 11:56 PM CDT | Special Weather Statement | DVN | Louisa, Scott | 64 min |
| Sep 19, 4:00 AM CDT | Special Weather Statement | DVN | Dubuque | 45 min |
| Sep 19, 2:21 AM CDT | Special Weather Statement | DVN | Delaware | 39 min |
| Sep 17, 2:10 AM CDT | Special Weather Statement | DVN | Muscatine | 50 min |
| Sep 15, 2:25 AM CDT | Special Weather Statement | DMX | Dallas | 35 min |
| Sep 15, 1:28 AM CDT | Special Weather Statement | DMX | Audubon, Cass, Guthrie | 32 min |
| Sep 15, 1:01 AM CDT | Special Weather Statement | DMX | Audubon, Guthrie | 29 min |
| Sep 14, 12:06 PM CDT | Special Weather Statement | DMX | Boone | 24 min |
| Sep 14, 10:33 AM CDT | Special Weather Statement | DMX | Cass | 42 min |
Nearby
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.