Alert archive / Iowa / 2003
Weather alerts in Iowa, August 2003
106 weather alerts in August 2003, 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 August 2003. Tap one for its archive.
- Alerts
- 106
- Warnings
- 80
- Watches
- 6
- Advisories
- 0
- Busiest day
- August 26, 200326 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 31, 7:16 PM CDT | Severe Thunderstorm Warning | DVN | Delaware | 49 min |
| Jul 31, 7:23 PM CDT | Severe Thunderstorm Warning | ARX | Howard, Winneshiek | 52 min |
| Jul 31, 8:19 PM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Cedar and 11 more | 116 min |
| Jul 31, 8:22 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 53 min |
| Jul 31, 9:00 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Floyd | 75 min |
| Jul 31, 9:45 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 45 min |
| Jul 31, 10:06 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 54 min |
| Jul 31, 10:31 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 44 min |
| Jul 31, 10:51 PM CDT | Tornado Warning | DMX | Cerro Gordo | 24 min |
| Jul 31, 11:04 PM CDT | Tornado Warning | DMX | Butler, Franklin | 26 min |
| Jul 31, 11:14 PM CDT | Mesoscale Discussion | SPC | Benton, Black Hawk, Boone, Bremer, Buchanan, Butler and 13 more | 2 hr |
| Jul 31, 11:44 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 46 min |
| Jul 31, 11:58 PM CDT | Severe Thunderstorm Warning | DMX | Wright | 32 min |
| Aug 1, 10:59 AM CDT | Mesoscale Discussion | SPC | Des Moines, Henry, Louisa, Muscatine | 2 hr |
| Aug 1, 1:13 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Wapello | 32 min |
| Aug 1, 1:33 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson, Keokuk | 57 min |
| Aug 1, 1:50 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Washington | 55 min |
| Aug 1, 2:00 PM CDT | Severe Thunderstorm Watch | SPC | Des Moines, Henry, Jefferson, Lee, Louisa, Scott and 1 more | 6 hr |
| Aug 1, 2:11 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 64 min |
| Aug 1, 5:49 PM CDT | Mesoscale Discussion | SPC | Des Moines, Henry, Lee, Louisa, Scott | 86 min |
| Aug 1, 7:14 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Clarke, Davis, Lucas and 6 more | 2 hr |
| Aug 5, 4:45 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 45 min |
| Aug 10, 4:48 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 27 min |
| Aug 10, 6:27 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 33 min |
| Aug 10, 7:07 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 38 min |
| Aug 10, 7:14 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 46 min |
| Aug 10, 7:37 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 23 min |
| Aug 10, 7:46 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 44 min |
| Aug 10, 7:56 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 49 min |
| Aug 18, 2:05 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Crawford, Harrison, Ida, Monona and 3 more | 5 hr |
| Aug 18, 5:32 PM CDT | Mesoscale Discussion | SPC | Dickinson, Lyon, Osceola | 118 min |
| Aug 18, 5:55 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 35 min |
| Aug 18, 6:12 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 33 min |
| Aug 18, 6:15 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 45 min |
| Aug 18, 6:19 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Buena Vista, Calhoun, Carroll and 18 more | 86 min |
| Aug 18, 6:39 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 36 min |
| Aug 18, 6:53 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 37 min |
| Aug 18, 6:58 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 47 min |
| Aug 18, 7:37 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 53 min |
| Aug 18, 8:21 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 24 min |
| Aug 18, 8:39 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth, Palo Alto, Pocahontas | 51 min |
| Aug 18, 8:44 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 46 min |
| Aug 18, 9:16 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 14 min |
| Aug 18, 9:23 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Webster | 37 min |
| Aug 19, 1:08 PM CDT | Mesoscale Discussion | SPC | Audubon, Benton, Black Hawk, Boone, Bremer, Buchanan and 32 more | 2 hr |
| Aug 19, 2:51 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Carroll, Cass, Fremont and 10 more | 84 min |
| Aug 19, 3:10 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 35 min |
| Aug 19, 3:25 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 33 more | 6 hr |
| Aug 19, 4:18 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 42 min |
| Aug 19, 6:10 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 30 more | 95 min |
| Aug 20, 2:15 PM CDT | Mesoscale Discussion | SPC | Allamakee, Appanoose, Benton, Black Hawk, Bremer, Buchanan and 45 more | 90 min |
| Aug 20, 2:50 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Appanoose, Benton, Black Hawk, Bremer, Buchanan and 41 more | 5 hr |
| Aug 20, 3:06 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 39 min |
| Aug 20, 3:09 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 51 min |
| Aug 20, 3:23 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 52 min |
| Aug 20, 3:40 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 50 min |
| Aug 20, 3:51 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 39 min |
| Aug 20, 4:18 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Keokuk | 57 min |
| Aug 20, 4:59 PM CDT | Severe Thunderstorm Warning | DVN | Johnson, Linn | 61 min |
| Aug 20, 5:01 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 44 min |
| Aug 20, 5:42 PM CDT | Severe Thunderstorm Warning | DVN | Cedar | 48 min |
| Aug 20, 5:48 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 42 min |
| Aug 20, 5:55 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Muscatine, Scott | 50 min |
| Aug 20, 6:02 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 58 min |
| Aug 20, 6:09 PM CDT | Mesoscale Discussion | SPC | Allamakee, Appanoose, Benton, Black Hawk, Bremer, Buchanan and 41 more | 2 hr |
| Aug 20, 6:21 PM CDT | Severe Thunderstorm Warning | ARX | Clayton | 39 min |
| Aug 20, 7:01 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 59 min |
| Aug 20, 7:23 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 52 min |
| Aug 24, 3:09 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Emmet, Kossuth and 7 more | 3 hr |
| Aug 24, 7:54 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 36 min |
| Aug 24, 8:16 PM CDT | Mesoscale Discussion | SPC | Clay, Dickinson, Emmet, Kossuth, Lyon, Mitchell and 5 more | 119 min |
| Aug 25, 8:48 AM CDT | Severe Thunderstorm Warning | ARX | Howard, Winneshiek | 57 min |
| Aug 25, 4:39 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 36 min |
| Aug 25, 5:01 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 44 min |
| Aug 25, 5:20 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Black Hawk, Bremer, Buchanan, Buena Vista, Butler and 26 more | 6 hr |
| Aug 25, 5:55 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 35 min |
| Aug 25, 6:28 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 62 min |
| Aug 25, 6:47 PM CDT | Severe Thunderstorm Warning | DMX | Story | 43 min |
| Aug 25, 7:03 PM CDT | Mesoscale Discussion | SPC | Benton, Cedar, Davis, Des Moines, Henry, Iowa and 13 more | 87 min |
| Aug 25, 7:19 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 41 min |
| Aug 25, 7:26 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 34 min |
| Aug 25, 7:38 PM CDT | Mesoscale Discussion | SPC | Allamakee, Black Hawk, Boone, Bremer, Buchanan, Butler and 28 more | 67 min |
| Aug 25, 7:47 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 28 min |
| Aug 25, 7:53 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 7 min |
| Aug 25, 8:01 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Marshall | 44 min |
| Aug 25, 8:09 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 36 min |
| Aug 25, 8:24 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Wright | 66 min |
| Aug 25, 8:29 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 61 min |
| Aug 25, 8:31 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 44 min |
| Aug 25, 8:39 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 51 min |
| Aug 25, 8:45 PM CDT | Severe Thunderstorm Watch | SPC | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 13 more | 5 hr |
| Aug 25, 8:49 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 41 min |
| Aug 25, 9:01 PM CDT | Severe Thunderstorm Warning | DVN | Johnson, Louisa, Muscatine | 44 min |
| Aug 25, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 48 min |
| Aug 25, 9:26 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 34 min |
| Aug 25, 9:33 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 42 min |
| Aug 25, 10:29 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 46 min |
| Aug 25, 11:07 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 38 min |
| Aug 26, 4:03 AM CDT | Severe Thunderstorm Warning | DMX | Hardin, Story | 27 min |
| Aug 26, 6:03 AM CDT | Severe Thunderstorm Warning | DMX | Story | 42 min |
| Aug 26, 2:19 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Davis, Decatur, Des Moines, Henry and 11 more | 116 min |
| Aug 26, 4:45 PM CDT | Mesoscale Discussion | SPC | Des Moines, Henry, Jefferson, Lee, Van Buren | 90 min |
| Aug 26, 4:46 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 54 min |
| Aug 26, 5:56 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 54 min |
| Aug 28, 3:03 PM CDT | Mesoscale Discussion | SPC | Appanoose, Cedar, Clinton, Davis, Des Moines, Henry and 11 more | 117 min |
| Aug 28, 5:40 PM CDT | Mesoscale Discussion | SPC | Lee | 65 min |
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 | 78 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 6 |
| Mesoscale Discussion | 20 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Des Moines County12
- Henry County12
- Winneshiek County11
- Franklin County11
- Louisa County11
- Jefferson County11
- Lee County11
- Linn County10
- Davis County10
- Benton County9
- Buchanan County9
- Johnson County9
- Pocahontas County9
- Butler County9
- Hardin County9
- Marshall County9
- Story County9
- Muscatine County9
- Scott County9
- Van Buren County9
- Howard County8
- Black Hawk County8
- Bremer County8
- Cedar County8
- Iowa County8
- Chickasaw County8
- Grundy County8
- Tama County8
- Wright County8
- Wapello County8
- Washington County8
- Fremont County8
- Delaware County7
- Allamakee County7
- Clayton County7
- Clinton County7
- Fayette County7
- Jones County7
- Floyd County7
- Hamilton County7
59 more counties
- Webster County7
- Keokuk County7
- Lucas County7
- Greene County7
- Mitchell County7
- Dubuque County6
- Palo Alto County6
- Cerro Gordo County6
- Boone County6
- Mahaska County6
- Adair County6
- Appanoose County6
- Marion County6
- Pottawattamie County6
- Mills County6
- Taylor County6
- Dickinson County6
- Calhoun County6
- Kossuth County6
- Hancock County6
- Wayne County6
- Jackson County5
- Jasper County5
- Polk County5
- Adams County5
- Clarke County5
- Monroe County5
- Montgomery County5
- Cherokee County5
- Crawford County5
- Monona County5
- Plymouth County5
- Audubon County5
- Carroll County5
- Guthrie County5
- Page County5
- Sac County5
- Emmet County5
- Humboldt County5
- Winnebago County5
- Worth County5
- Poweshiek County5
- Madison County4
- Union County4
- Warren County4
- Decatur County4
- Buena Vista County4
- Harrison County4
- Ida County4
- Woodbury County4
- Lyon County4
- Cass County4
- Shelby County4
- O'Brien County4
- Ringgold County4
- Osceola County3
- Dallas County3
- Clay County3
- Sioux County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.