Alert archive / Iowa / Mesoscale Discussions / 2003

Mesoscale Discussions in Iowa, May 2003

30 mesoscale discussions in May 2003. 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 2003. Tap one for its archive.

Mesoscale Discussions
30
Busiest day
May 4, 20037 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
Apr 30, 7:31 PM CDTMesoscale DiscussionSPCAppanoose, Cedar, Clarke, Clinton, Davis, Decatur and 22 more119 min
Apr 30, 10:31 PM CDTMesoscale DiscussionSPCAppanoose, Cedar, Clarke, Clinton, Davis, Decatur and 22 more89 min
May 3, 11:46 PM CDTMesoscale DiscussionSPCAdams, Cass, Fremont, Harrison, Mills, Monona and 5 more59 min
May 4, 2:58 AM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Audubon, Boone, Carroll and 37 more92 min
May 4, 7:43 AM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Cass, Clarke, Davis and 15 more2 hr
May 4, 9:48 AM CDTMesoscale DiscussionSPCAudubon, Buena Vista, Carroll, Cass, Cherokee, Clay and 17 more117 min
May 4, 12:14 PM CDTMesoscale DiscussionSPCFremont, Mills, Montgomery, Page, Pottawattamie, Taylor2 hr
May 4, 2:22 PM CDTMesoscale DiscussionSPCFremont, Mills, Montgomery, Page, Pottawattamie, Taylor113 min
May 4, 3:56 PM CDTMesoscale DiscussionSPCAdair, Appanoose, Audubon, Boone, Carroll, Cass and 22 more2 hr
May 4, 7:39 PM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Clarke, Dallas, Decatur and 14 more96 min
May 4, 8:05 PM CDTMesoscale DiscussionSPCDavis, Des Moines, Henry, Jefferson, Lee, Louisa and 4 more85 min
May 8, 3:51 AM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Cass, Clarke, Decatur and 13 more3 hr
May 8, 7:50 AM CDTMesoscale DiscussionSPCAdams, Appanoose, Clarke, Davis, Decatur, Fremont and 7 more85 min
May 8, 7:55 AM CDTMesoscale DiscussionSPCAdams, Appanoose, Clarke, Davis, Decatur, Fremont and 7 more95 min
May 8, 4:18 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Carroll, Cass, Crawford and 11 more57 min
May 8, 9:27 PM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Audubon, Benton, Black Hawk and 53 more93 min
May 8, 11:50 PM CDTMesoscale DiscussionSPCAppanoose, Benton, Black Hawk, Buchanan, Davis, Des Moines and 24 more55 min
May 10, 5:43 AM CDTMesoscale DiscussionSPCLee92 min
May 10, 10:54 AM CDTMesoscale DiscussionSPCDes Moines, Henry, Lee, Louisa, Van Buren66 min
May 10, 3:17 PM CDTMesoscale DiscussionSPCAppanoose, Benton, Buchanan, Cedar, Clarke, Clinton and 26 more58 min
May 10, 5:57 PM CDTMesoscale DiscussionSPCAllamakee, Clayton, Fayette93 min
May 10, 8:18 PM CDTMesoscale DiscussionSPCCedar, Clayton, Clinton, Delaware, Des Moines, Dubuque and 8 more117 min
May 13, 1:13 PM CDTMesoscale DiscussionSPCHarrison92 min
May 13, 8:38 PM CDTMesoscale DiscussionSPCFremont, Page2 hr
May 14, 12:36 PM CDTMesoscale DiscussionSPCDes Moines, Henry, Johnson, Lee, Louisa, Muscatine and 1 more84 min
May 14, 12:40 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Boone, Cass, Clarke and 22 more95 min
May 14, 3:23 PM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Audubon, Cass, Clarke and 33 more97 min
May 30, 4:32 AM CDTMesoscale DiscussionSPCAllamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 40 more58 min
May 30, 2:06 PM CDTMesoscale DiscussionSPCBenton, Boone, Carroll, Cedar, Clinton, Crawford and 13 more2 hr
May 30, 6:55 PM CDTMesoscale DiscussionSPCClinton, Jackson, Scott95 min

By county

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

45 more counties

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