Alert archive / Iowa / Mesoscale Discussions in 2010

Mesoscale Discussion 263

April 6, 201040 counties in Iowa; 10 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Apr 6, 2010, 1:20 AM CDT for 40 counties in Iowa; 10 counties in Nebraska. It was in force for 85 min.

The area

The outline as issued.

The facts

Issued
Apr 6, 2010, 1:20 AM CDT (06:20 UTC)
Expired
Apr 6, 2010, 2:45 AM CDT
In force
85 min
Issued by
the Storm Prediction Center
All 50 counties

Adair County, IA, Adams County, IA, Audubon County, IA, Boone County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Fremont County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hamilton County, IA, Hardin County, IA, Harrison County, IA, Iowa County, IA, Jasper County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Mills County, IA, Monona County, IA, Montgomery County, IA, Page County, IA, Polk County, IA, Pottawattamie County, IA, Poweshiek County, IA, Ringgold County, IA, Sac County, IA, Shelby County, IA, Story County, IA, Tama County, IA, Taylor County, IA, Union County, IA, Warren County, IA, Webster County, IA, Burt County, NE, Butler County, NE, Cass County, NE, Dodge County, NE, Douglas County, NE, Lancaster County, NE, Otoe County, NE, Sarpy County, NE, Saunders County, NE, Washington County, NE

The radar

The Des Moines radar (KDMX), 59 km from the middle of the area, began a volume at 06:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 5, 7:24 PM CDTMesoscale DiscussionSPCDecatur, Fremont, Page, Ringgold, Taylor66 min
Apr 5, 7:39 PM CDTTornado WatchSPCAdams, Appanoose, Clarke, Davis, Decatur, Lucas and 6 more3 hr
Apr 5, 9:37 PM CDTMesoscale DiscussionSPCBenton, Buchanan, Clayton, Delaware, Dubuque, Fayette and 3 more53 min
Apr 5, 9:54 PM CDTMesoscale DiscussionSPCAppanoose, Clarke, Decatur, Page, Ringgold, Taylor and 2 more66 min
Apr 5, 10:39 PM CDTSevere Thunderstorm WatchSPCAdair, Adams, Appanoose, Audubon, Boone, Carroll and 30 more6 hr
Apr 5, 11:07 PM CDTSevere Thunderstorm WatchSPCClinton, Jackson, Scott5 hr
Apr 6, 4:05 AM CDTMesoscale DiscussionSPCBenton, Black Hawk, Boone, Bremer, Buchanan, Butler and 25 more85 min
Apr 6, 4:44 AM CDTSevere Thunderstorm WatchSPCClinton, Dubuque, Jackson, Scott4 hr
Apr 6, 1:32 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Clarke, Dallas, Decatur and 14 more58 min
Apr 6, 2:57 PM CDTTornado WatchSPCAppanoose, Benton, Black Hawk, Buchanan, Cedar, Clarke and 30 more7 hr
Apr 6, 4:55 PM CDTMesoscale DiscussionSPCAllamakee, Benton, Black Hawk, Bremer, Buchanan, Chickasaw and 8 more65 min
Apr 6, 5:06 PM CDTSevere Thunderstorm WatchSPCAllamakee, Clayton, Fayette, Winneshiek6 hr
Apr 6, 6:16 PM CDTMesoscale DiscussionSPCAppanoose, Benton, Cedar, Clarke, Davis, Decatur and 20 more59 min

Nearby

Mesoscale Discussions in Iowa, 2010Mesoscale Discussions in Nebraska, 2010Every mesoscale discussion in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.