Alert archive / Iowa / Mesoscale Discussions / 2012

Mesoscale Discussions in Iowa, March 2012

13 mesoscale discussions in March 2012. 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 March 2012. Tap one for its archive.

Mesoscale Discussions
13
Busiest day
March 30, 20124 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
Mar 2, 11:06 AM CSTMesoscale DiscussionSPCCedar, Clinton, Davis, Delaware, Des Moines, Dubuque and 15 more4 hr
Mar 19, 1:34 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Boone, Buena Vista, Calhoun and 30 more116 min
Mar 19, 3:40 PM CDTMesoscale DiscussionSPCAppanoose, Boone, Clarke, Dallas, Davis, Decatur and 13 more95 min
Mar 19, 6:43 PM CDTMesoscale DiscussionSPCBenton, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 11 more62 min
Mar 23, 1:58 PM CDTMesoscale DiscussionSPCDes Moines, Lee2 hr
Mar 27, 3:58 PM CDTMesoscale DiscussionSPCBenton, Cedar, Clayton, Clinton, Delaware, Des Moines and 17 more2 hr
Mar 27, 8:43 PM CDTMesoscale DiscussionSPCDes Moines, Lee2 hr
Mar 28, 11:21 PM CDTMesoscale DiscussionSPCAdams, Cass, Decatur, Fremont, Mills, Montgomery and 6 more84 min
Mar 29, 6:58 PM CDTMesoscale DiscussionSPCFremont, Mills, Montgomery, Page62 min
Mar 29, 7:55 PM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Cass, Clarke, Dallas and 12 more65 min
Mar 29, 9:51 PM CDTMesoscale DiscussionSPCFremont, Mills, Montgomery, Page54 min
Mar 29, 11:50 PM CDTMesoscale DiscussionSPCAppanoose, Clarke, Decatur, Lucas, Madison, Mahaska and 6 more55 min
Mar 30, 3:20 PM CDTMesoscale DiscussionSPCAdams, Audubon, Cass, Crawford, Fremont, Harrison and 7 more85 min

By county

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

55 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20112013

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.