Alert archive / Iowa / 2005
Weather alerts in Iowa, September 2005
139 weather alerts in September 2005, 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 September 2005. Tap one for its archive.
- Alerts
- 139
- Warnings
- 86
- Watches
- 14
- Advisories
- 8
- Busiest day
- September 8, 200545 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 |
|---|---|---|---|---|
| Aug 31, 7:28 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 27 min |
| Sep 3, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 3 hr |
| Sep 3, 8:35 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Winneshiek | 7 hr |
| Sep 3, 9:21 PM CDT | Mesoscale Discussion | SPC | Allamakee, Winneshiek | 114 min |
| Sep 3, 11:18 PM CDT | Mesoscale Discussion | SPC | Allamakee, Bremer, Butler, Cerro Gordo, Chickasaw, Clay and 16 more | 87 min |
| Sep 4, 2:12 AM CDT | Mesoscale Discussion | SPC | Allamakee, Winneshiek | 2 hr |
| Sep 4, 11:15 AM CDT | Severe Thunderstorm Warning | DVN | Linn | 31 min |
| Sep 5, 11:18 PM CDT | Mesoscale Discussion | SPC | Dickinson, Emmet, Lyon, O'Brien, Osceola, Sioux | 87 min |
| Sep 5, 11:40 PM CDT | Severe Thunderstorm Watch | SPC | Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux | 4 hr |
| Sep 6, 1:08 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 52 min |
| Sep 6, 2:52 AM CDT | Mesoscale Discussion | SPC | Buena Vista, Calhoun, Carroll, Cerro Gordo, Cherokee, Clay and 21 more | 83 min |
| Sep 6, 11:26 PM CDT | Mesoscale Discussion | SPC | Lyon | 3 hr |
| Sep 7, 12:43 PM CDT | Mesoscale Discussion | SPC | Allamakee, Bremer, Chickasaw, Clayton, Fayette, Winneshiek | 2 hr |
| Sep 8, 1:59 AM CDT | Mesoscale Discussion | SPC | Clay, Dickinson, Emmet, Lyon, O'Brien, Osceola and 1 more | 3 hr |
| Sep 8, 4:58 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 32 min |
| Sep 8, 5:27 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 33 min |
| Sep 8, 5:34 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 26 min |
| Sep 8, 5:51 AM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 39 min |
| Sep 8, 5:53 AM CDT | Severe Thunderstorm Warning | FSD | Osceola | 34 min |
| Sep 8, 6:01 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 20 min |
| Sep 8, 6:08 AM CDT | Mesoscale Discussion | SPC | Boone, Buena Vista, Calhoun, Cerro Gordo, Cherokee, Clay and 18 more | 3 hr |
| Sep 8, 6:36 AM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 20 min |
| Sep 8, 6:42 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 36 min |
| Sep 8, 8:53 AM CDT | Dense Fog Advisory | DVN | Cedar, Clinton, Jones, Scott | 113 min |
| Sep 8, 9:09 AM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 51 min |
| Sep 8, 9:14 AM CDT | Severe Thunderstorm Warning | DMX | Emmet | 46 min |
| Sep 8, 9:23 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 52 min |
| Sep 8, 9:40 AM CDT | Severe Thunderstorm Watch | SPC | Adair, Audubon, Boone, Buena Vista, Butler, Calhoun and 34 more | 5 hr |
| Sep 8, 9:50 AM CDT | Flash Flood Warning | FSD | Clay | 115 min |
| Sep 8, 10:05 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 40 min |
| Sep 8, 10:12 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 33 min |
| Sep 8, 10:35 AM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 40 min |
| Sep 8, 10:50 AM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 40 min |
| Sep 8, 10:56 AM CDT | Mesoscale Discussion | SPC | Boone, Calhoun, Greene, Hamilton, Hardin, Humboldt and 6 more | 64 min |
| Sep 8, 11:23 AM CDT | Severe Thunderstorm Warning | DMX | Webster | 52 min |
| Sep 8, 11:29 AM CDT | Severe Thunderstorm Warning | DMX | Webster | 46 min |
| Sep 8, 11:39 AM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Wright | 45 min |
| Sep 8, 11:42 AM CDT | Severe Thunderstorm Warning | DMX | Greene | 48 min |
| Sep 8, 11:52 AM CDT | Severe Thunderstorm Warning | DMX | Boone | 38 min |
| Sep 8, 11:55 AM CDT | Severe Thunderstorm Warning | DMX | Story | 50 min |
| Sep 8, 12:13 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Hardin | 33 min |
| Sep 8, 12:29 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 30 min |
| Sep 8, 12:33 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Story | 50 min |
| Sep 8, 12:34 PM CDT | Severe Thunderstorm Warning | DMX | Dallas | 50 min |
| Sep 8, 12:38 PM CDT | Mesoscale Discussion | SPC | Des Moines, Henry, Iowa, Jasper, Jefferson, Johnson and 13 more | 97 min |
| Sep 8, 12:41 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 49 min |
| Sep 8, 1:00 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 60 min |
| Sep 8, 1:10 PM CDT | Severe Thunderstorm Watch | SPC | Appanoose, Benton, Cedar, Davis, Des Moines, Henry and 15 more | 6 hr |
| Sep 8, 1:11 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 49 min |
| Sep 8, 1:22 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 53 min |
| Sep 8, 1:29 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 46 min |
| Sep 8, 1:39 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 51 min |
| Sep 8, 1:50 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson, Keokuk | 25 min |
| Sep 8, 2:07 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Monroe | 47 min |
| Sep 8, 2:18 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Johnson | 42 min |
| Sep 8, 2:21 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 24 min |
| Sep 8, 2:40 PM CDT | Mesoscale Discussion | SPC | Davis, Des Moines, Henry, Jefferson, Lee, Louisa and 5 more | 95 min |
| Sep 8, 3:39 PM CDT | Severe Thunderstorm Warning | DVN | Lee, Van Buren | 51 min |
| Sep 10, 3:43 AM CDT | Wind Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 15 hr |
| Sep 10, 3:44 AM CDT | Wind Advisory | DMX | Audubon, Calhoun, Carroll, Crawford, Emmet, Humboldt and 4 more | 11 hr |
| Sep 10, 3:56 AM CDT | Wind Advisory | OAX | Harrison, Mills, Monona, Pottawattamie, Shelby | 15 hr |
| Sep 12, 3:40 PM CDT | Tornado Watch | SPC | Dickinson, Lyon, Osceola, Sioux | 4 hr |
| Sep 12, 6:47 PM CDT | Mesoscale Discussion | SPC | Dickinson, Emmet, Lyon, O'Brien, Osceola, Sioux and 1 more | 88 min |
| Sep 12, 7:45 PM CDT | Tornado Watch | SPC | Dickinson, Lyon, Osceola | 6 hr |
| Sep 12, 9:36 PM CDT | Mesoscale Discussion | SPC | Dickinson, Emmet, Lyon, O'Brien, Osceola, Sioux and 1 more | 84 min |
| Sep 12, 9:58 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 32 min |
| Sep 12, 10:11 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 34 min |
| Sep 12, 11:02 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 28 min |
| Sep 12, 11:24 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 36 min |
| Sep 13, 1:19 AM CDT | Mesoscale Discussion | SPC | Howard, Mitchell, Winneshiek, Worth | 56 min |
| Sep 13, 6:09 AM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 24 min |
| Sep 13, 11:15 AM CDT | Severe Thunderstorm Warning | DMX | Decatur | 45 min |
| Sep 13, 11:19 AM CDT | Mesoscale Discussion | SPC | Adair, Allamakee, Audubon, Benton, Black Hawk, Boone and 48 more | 116 min |
| Sep 13, 11:26 AM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 49 min |
| Sep 13, 11:47 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie | 28 min |
| Sep 13, 11:48 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Union | 42 min |
| Sep 13, 11:49 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 26 min |
| Sep 13, 11:55 AM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Allamakee, Appanoose, Benton, Black Hawk and 51 more | 5 hr |
| Sep 13, 11:58 AM CDT | Severe Thunderstorm Warning | DMX | Madison, Warren | 42 min |
| Sep 13, 12:23 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 39 min |
| Sep 13, 12:32 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk | 31 min |
| Sep 13, 12:49 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 48 min |
| Sep 13, 2:00 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 31 min |
| Sep 13, 2:38 PM CDT | Severe Thunderstorm Warning | DMX | Bremer, Butler | 37 min |
| Sep 13, 3:03 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Winneshiek | 42 min |
| Sep 13, 3:25 PM CDT | Mesoscale Discussion | SPC | Allamakee, Bremer, Buchanan, Butler, Chickasaw, Clayton and 8 more | 95 min |
| Sep 13, 3:32 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 28 min |
| Sep 13, 4:52 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 53 min |
| Sep 13, 7:44 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 16 min |
| Sep 13, 8:26 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 34 min |
| Sep 16, 3:32 AM CDT | Dense Fog Advisory | DMX | Adair, Adams, Audubon, Carroll, Cass, Clarke and 10 more | 5 hr |
| Sep 16, 4:09 AM CDT | Dense Fog Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 6 hr |
| Sep 18, 3:40 PM CDT | Tornado Watch | SPC | Fremont, Harrison, Mills, Monona, Page, Plymouth and 2 more | 7 hr |
| Sep 18, 5:38 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 30 more | 97 min |
| Sep 18, 8:13 PM CDT | Mesoscale Discussion | SPC | Adair, Appanoose, Audubon, Benton, Black Hawk, Boone and 73 more | 62 min |
| Sep 18, 10:00 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Audubon, Benton, Boone and 62 more | 60 min |
| Sep 18, 10:05 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Appanoose, Audubon, Boone, Buena Vista and 52 more | 5 hr |
| Sep 18, 10:07 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 23 min |
| Sep 18, 10:29 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 46 min |
| Sep 18, 10:29 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 46 min |
| Sep 18, 11:05 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 40 min |
| Sep 18, 11:14 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 31 min |
| Sep 18, 11:36 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 39 min |
| Sep 18, 11:43 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 32 min |
| Sep 18, 11:44 PM CDT | Mesoscale Discussion | SPC | Adair, Audubon, Boone, Calhoun, Carroll, Cass and 10 more | 91 min |
| Sep 18, 11:46 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 44 min |
| Sep 18, 11:51 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 24 min |
| Sep 18, 11:56 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 28 min |
| Sep 19, 12:00 AM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 45 min |
| Sep 19, 12:03 AM CDT | Severe Thunderstorm Warning | DMX | Butler | 15 min |
| Sep 19, 12:10 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 44 min |
| Sep 19, 12:12 AM CDT | Severe Thunderstorm Warning | DMX | Sac | 48 min |
| Sep 19, 12:14 AM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 61 min |
| Sep 19, 12:22 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 31 min |
| Sep 19, 12:36 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw | 24 min |
| Sep 19, 12:49 AM CDT | Severe Thunderstorm Warning | DMX | Audubon | 41 min |
| Sep 19, 1:18 AM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 27 min |
| Sep 19, 1:34 AM CDT | Mesoscale Discussion | SPC | Benton, Black Hawk, Bremer, Buchanan, Cedar, Chickasaw and 16 more | 86 min |
| Sep 19, 1:41 AM CDT | Severe Thunderstorm Warning | DMX | Boone | 28 min |
| Sep 19, 1:47 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Floyd | 28 min |
| Sep 19, 3:42 AM CDT | Severe Thunderstorm Warning | ARX | Clayton, Fayette | 63 min |
| Sep 19, 11:49 AM CDT | Mesoscale Discussion | SPC | Appanoose, Davis, Decatur, Des Moines, Henry, Jefferson and 11 more | 86 min |
| Sep 19, 1:00 PM CDT | Severe Thunderstorm Watch | SPC | Des Moines, Lee, Van Buren | 5 hr |
| Sep 19, 3:48 PM CDT | Mesoscale Discussion | SPC | Des Moines, Lee, Van Buren | 87 min |
| Sep 21, 3:24 PM CDT | Mesoscale Discussion | SPC | Lyon | 96 min |
| Sep 21, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | Dickinson, Emmet, Lyon, Osceola, Sioux | 5 hr |
| Sep 24, 7:14 AM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Emmet, Hancock and 10 more | 2 hr |
| Sep 24, 3:26 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Calhoun, Carroll, Cherokee, Clay, Crawford and 13 more | 94 min |
| Sep 24, 3:55 PM CDT | Tornado Watch | SPC | Cherokee, Harrison, Ida, Lyon, Monona, O'Brien and 5 more | 7 hr |
| Sep 24, 4:00 PM CDT | Tornado Watch | SPC | Cherokee, Harrison, Ida, Lyon, Monona, O'Brien and 5 more | 7 hr |
| Sep 24, 9:11 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 49 min |
| Sep 24, 10:41 PM CDT | Mesoscale Discussion | SPC | Cherokee, Lyon, Monona, O'Brien, Osceola, Plymouth and 2 more | 64 min |
| Sep 25, 2:15 AM CDT | Mesoscale Discussion | SPC | Dickinson, Lyon, Osceola | 90 min |
| Sep 25, 3:24 PM CDT | Mesoscale Discussion | SPC | Adams, Appanoose, Clarke, Davis, Decatur, Des Moines and 14 more | 96 min |
| Sep 25, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 33 min |
| Sep 26, 12:20 AM CDT | Severe Thunderstorm Warning | DVN | Louisa, Washington | 25 min |
| Sep 28, 11:56 AM CDT | Mesoscale Discussion | SPC | Des Moines, Lee | 94 min |
| Sep 28, 5:23 PM CDT | Frost Advisory | FSD | Clay, Dickinson, Osceola | 14 hr |
| Sep 29, 2:51 AM CDT | Frost Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 5 hr |
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 | 85 |
| Severe Thunderstorm Watch | 9 |
| Tornado Watch | 5 |
| Mesoscale Discussion | 31 |
| Flooding | |
| Flash Flood Warning | 1 |
| Cold | |
| Frost Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lyon County24
- Osceola County24
- Dickinson County19
- O'Brien County19
- Sioux County19
- Clay County18
- Cherokee County14
- Humboldt County13
- Wright County13
- Boone County13
- Polk County13
- Plymouth County13
- Emmet County12
- Buena Vista County12
- Calhoun County12
- Hamilton County12
- Ida County12
- Monona County12
- Monroe County11
- Chickasaw County11
- Winneshiek County11
- Greene County11
- Pocahontas County11
- Sac County11
- Shelby County11
- Webster County11
- Woodbury County11
- Audubon County11
- Guthrie County11
- Madison County11
- Story County11
- Warren County11
- Jefferson County11
- Wapello County11
- Harrison County11
- Allamakee County10
- Butler County10
- Franklin County10
- Hancock County10
- Kossuth County10
59 more counties
- Palo Alto County10
- Carroll County10
- Crawford County10
- Hardin County10
- Adair County10
- Dallas County10
- Mahaska County10
- Des Moines County10
- Washington County10
- Van Buren County10
- Fayette County9
- Cerro Gordo County9
- Cass County9
- Jasper County9
- Keokuk County9
- Marshall County9
- Poweshiek County9
- Lee County9
- Pottawattamie County9
- Clayton County8
- Floyd County8
- Mitchell County8
- Bremer County8
- Winnebago County8
- Marion County8
- Henry County8
- Iowa County8
- Johnson County8
- Louisa County8
- Appanoose County8
- Davis County8
- Clarke County8
- Howard County7
- Worth County7
- Ringgold County7
- Decatur County7
- Union County7
- Lucas County7
- Wayne County7
- Linn County6
- Scott County6
- Grundy County6
- Tama County6
- Muscatine County6
- Benton County6
- Adams County6
- Page County6
- Cedar County5
- Jones County5
- Mills County5
- Buchanan County5
- Montgomery County5
- Fremont County5
- Taylor County5
- Black Hawk County4
- Delaware County4
- Dubuque County4
- Jackson County3
- Clinton County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20042006
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.