Alert archive / Iowa / Mesoscale Discussions / 2005

Mesoscale Discussions in Iowa, May 2005

33 mesoscale discussions in May 2005. 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 mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in May 2005. Tap one for its archive.

Mesoscale Discussions
33
Busiest day
May 11, 20056 mesoscale discussions

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.

IssuedProductOfficeCountiesLasted
May 6, 6:24 PM CDTMesoscale DiscussionSPCBuena Vista, Cherokee, Clay, Dickinson, Emmet, Humboldt and 7 more2 hr
May 6, 7:54 PM CDTMesoscale DiscussionSPCJackson2 hr
May 6, 11:36 PM CDTMesoscale DiscussionSPCBlack Hawk, Bremer, Buena Vista, Butler, Cerro Gordo, Chickasaw and 23 more54 min
May 7, 5:02 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Buena Vista, Calhoun, Carroll and 28 more118 min
May 7, 7:34 PM CDTMesoscale DiscussionSPCCherokee, Ida, Lyon, Monona, O'Brien, Osceola and 3 more116 min
May 7, 11:07 PM CDTMesoscale DiscussionSPCDickinson, Lyon, O'Brien, Osceola, Plymouth, Sioux83 min
May 8, 1:10 PM CDTMesoscale DiscussionSPCLyon, Sioux3 hr
May 8, 3:05 PM CDTMesoscale DiscussionSPCBlack Hawk, Boone, Bremer, Butler, Calhoun, Cerro Gordo and 28 more85 min
May 8, 5:27 PM CDTMesoscale DiscussionSPCBuena Vista, Cherokee, Clay, Crawford, Dickinson, Emmet and 12 more63 min
May 8, 7:14 PM CDTMesoscale DiscussionSPCBuena Vista, Calhoun, Cherokee, Clay, Crawford, Dickinson and 16 more2 hr
May 10, 5:01 PM CDTMesoscale DiscussionSPCHarrison, Mills, Pottawattamie119 min
May 10, 7:30 PM CDTMesoscale DiscussionSPCBenton, Black Hawk, Boone, Bremer, Buchanan, Butler and 26 more2 hr
May 10, 9:14 PM CDTMesoscale DiscussionSPCAudubon, Black Hawk, Boone, Bremer, Buena Vista, Butler and 33 more2 hr
May 10, 9:54 PM CDTMesoscale DiscussionSPCAllamakee, Cerro Gordo, Chickasaw, Clay, Clayton, Dickinson and 15 more2 hr
May 10, 11:35 PM CDTMesoscale DiscussionSPCAdair, Audubon, Benton, Black Hawk, Boone, Bremer and 35 more85 min
May 11, 3:11 AM CDTMesoscale DiscussionSPCCedar, Clinton, Johnson, Louisa, Muscatine, Scott and 1 more2 hr
May 11, 8:41 AM CDTMesoscale DiscussionSPCAppanoose, Davis, Henry, Jefferson, Lee, Van Buren and 1 more2 hr
May 12, 3:44 AM CDTMesoscale DiscussionSPCFremont61 min
May 12, 12:40 PM CDTMesoscale DiscussionSPCFremont, Page95 min
May 12, 3:48 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Boone, Buena Vista, Calhoun and 27 more87 min
May 18, 12:58 AM CDTMesoscale DiscussionSPCHarrison, Monona, Woodbury62 min
May 18, 12:22 PM CDTMesoscale DiscussionSPCBuena Vista, Cerro Gordo, Clay, Dickinson, Emmet, Hancock and 11 more2 hr
May 18, 6:50 PM CDTMesoscale DiscussionSPCEmmet55 min
May 19, 12:41 PM CDTMesoscale DiscussionSPCCedar, Clinton, Des Moines, Dubuque, Jackson, Johnson and 4 more2 hr
May 19, 3:50 PM CDTMesoscale DiscussionSPCCedar, Clinton, Des Moines, Henry, Jackson, Johnson and 7 more85 min
May 19, 6:30 PM CDTMesoscale DiscussionSPCCedar, Clinton, Des Moines, Henry, Jackson, Johnson and 7 more90 min
May 21, 7:26 PM CDTMesoscale DiscussionSPCBuena Vista, Cherokee, Clay, Crawford, Fremont, Harrison and 10 more94 min
May 21, 8:28 PM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Audubon, Cass, Clarke and 16 more2 hr
May 22, 12:56 AM CDTMesoscale DiscussionSPCAdams, Appanoose, Clarke, Decatur, Lucas, Madison and 6 more64 min
May 26, 1:22 PM CDTMesoscale DiscussionSPCBlack Hawk, Bremer, Buena Vista, Butler, Cerro Gordo, Cherokee and 27 more113 min
May 26, 5:07 PM CDTMesoscale DiscussionSPCAudubon, Benton, Black Hawk, Boone, Bremer, Buchanan and 35 more83 min
May 27, 2:27 PM CDTMesoscale DiscussionSPCAudubon, Buena Vista, Calhoun, Carroll, Cass, Cherokee and 21 more2 hr
May 27, 2:34 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Boone, Buena Vista, Calhoun and 28 more116 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

59 more counties

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. Warning verification from the Mesonet's Cow. Rebuilt daily.