Alert archive / Iowa / Mesoscale Discussions / 2020

Mesoscale Discussions in Iowa, June 2020

32 mesoscale discussions in June 2020. 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 June 2020. Tap one for its archive.

Mesoscale Discussions
32
Busiest day
June 5, 20205 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
Jun 2, 3:52 PM CDTMesoscale DiscussionSPCClay, Dickinson, Emmet, Howard, Kossuth, Lyon and 8 more113 min
Jun 2, 5:32 PM CDTMesoscale DiscussionSPCAllamakee, Cerro Gordo, Chickasaw, Clayton, Dickinson, Emmet and 7 more118 min
Jun 3, 4:56 AM CDTMesoscale DiscussionSPCAdair, Adams, Benton, Cedar, Clarke, Clinton and 22 more3 hr
Jun 3, 9:52 AM CDTMesoscale DiscussionSPCDes Moines, Henry, Lee, Van Buren113 min
Jun 3, 6:37 PM CDTMesoscale DiscussionSPCAppanoose, Davis, Des Moines, Henry, Jefferson, Keokuk and 10 more113 min
Jun 3, 8:54 PM CDTMesoscale DiscussionSPCFremont2 hr
Jun 3, 10:44 PM CDTMesoscale DiscussionSPCFremont2 hr
Jun 4, 12:59 PM CDTMesoscale DiscussionSPCAudubon, Benton, Black Hawk, Boone, Buchanan, Buena Vista and 29 more61 min
Jun 4, 5:14 PM CDTMesoscale DiscussionSPCAllamakee, Benton, Black Hawk, Boone, Bremer, Buchanan and 61 more91 min
Jun 4, 10:50 PM CDTMesoscale DiscussionSPCAllamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 20 more115 min
Jun 5, 1:59 AM CDTMesoscale DiscussionSPCAdams, Fremont, Mills, Montgomery, Page, Ringgold and 1 more91 min
Jun 5, 4:17 AM CDTMesoscale DiscussionSPCAppanoose, Benton, Black Hawk, Boone, Bremer, Buchanan and 34 more88 min
Jun 5, 7:59 AM CDTMesoscale DiscussionSPCDes Moines, Henry, Lee91 min
Jun 5, 12:26 PM CDTMesoscale DiscussionSPCClinton, Jackson94 min
Jun 9, 6:43 PM CDTMesoscale DiscussionSPCFremont, Mills, Page, Taylor92 min
Jun 9, 9:21 PM CDTMesoscale DiscussionSPCAdair, Adams, Cass, Clarke, Decatur, Fremont and 8 more84 min
Jun 18, 3:39 PM CDTMesoscale DiscussionSPCBuena Vista, Calhoun, Carroll, Cherokee, Clay, Crawford and 13 more96 min
Jun 18, 3:48 PM CDTMesoscale DiscussionSPCAdair, Audubon, Carroll, Cass, Crawford, Fremont and 8 more117 min
Jun 18, 6:30 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Cass, Clarke, Dallas and 19 more2 hr
Jun 21, 2:19 PM CDTMesoscale DiscussionSPCMonona, Plymouth, Woodbury116 min
Jun 21, 2:44 PM CDTMesoscale DiscussionSPCCerro Gordo, Clay, Dickinson, Emmet, Hancock, Kossuth and 7 more2 hr
Jun 21, 6:14 PM CDTMesoscale DiscussionSPCCerro Gordo, Emmet, Hancock, Humboldt, Kossuth, Mitchell and 3 more2 hr
Jun 21, 6:59 PM CDTMesoscale DiscussionSPCBuena Vista, Cherokee, Clay, Crawford, Dickinson, Harrison and 10 more2 hr
Jun 21, 9:09 PM CDTMesoscale DiscussionSPCAllamakee, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 13 more2 hr
Jun 26, 12:38 PM CDTMesoscale DiscussionSPCAllamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 17 more2 hr
Jun 26, 3:39 PM CDTMesoscale DiscussionSPCCedar, Clayton, Clinton, Delaware, Dubuque, Jackson and 2 more2 hr
Jun 26, 5:40 PM CDTMesoscale DiscussionSPCAppanoose, Davis, Des Moines, Henry, Jefferson, Keokuk and 6 more65 min
Jun 26, 6:30 PM CDTMesoscale DiscussionSPCAdams, Fremont, Mills, Montgomery, Page, Taylor and 1 more90 min
Jun 26, 10:41 PM CDTMesoscale DiscussionSPCAppanoose, Decatur, Fremont, Monroe, Page, Ringgold and 2 more2 hr
Jun 28, 3:42 PM CDTMesoscale DiscussionSPCCerro Gordo, Hancock, Mitchell, Winnebago, Worth2 hr
Jun 28, 7:20 PM CDTMesoscale DiscussionSPCHoward, Mitchell, Worth115 min
Jun 28, 8:19 PM CDTMesoscale DiscussionSPCAudubon, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 20 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 archive20192021

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.