Alert archive / Iowa / Mesoscale Discussions in 2008

Mesoscale Discussion 2533

December 27, 20084 states

The Storm Prediction Center issued this mesoscale discussion at Dec 27, 2008, 9:41 AM CST for 4 states. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued: Dec 27, 2008, 9:41 AM CST (15:41 UTC)
Expired: Dec 27, 2008, 12:15 PM CST
In force: 3 hr
Issued by: the Storm Prediction Center

All 55 counties

Allamakee County, IA, Appanoose County, IA, Benton County, IA, Black Hawk County, IA, Bremer County, IA, Buchanan County, IA, Cedar County, IA, Chickasaw County, IA, Clayton County, IA, Davis County, IA, Decatur County, IA, Delaware County, IA, Dubuque County, IA, Fayette County, IA, Grundy County, IA, Iowa County, IA, Jasper County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Linn County, IA, Lucas County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Poweshiek County, IA, Tama County, IA, Van Buren County, IA, Wapello County, IA, Washington County, IA, Wayne County, IA, Winneshiek County, IA, Houston County, MN, Adair County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, Grundy County, MO, Harrison County, MO, Jackson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Mercer County, MO, Putnam County, MO, Ray County, MO, Schuyler County, MO, Sullivan County, MO, Crawford County, WI, Grant County, WI

The radar

The Des Moines radar (KDMX), 119 km from the middle of the area, began a volume at 15:44 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.

Issued	Product	Office	Counties	Lasted
Dec 26, 11:15 PM CST	Mesoscale Discussion	SPC	Appanoose, Davis, Des Moines, Henry, Jefferson, Keokuk and 6 more	90 min
Dec 26, 6:47 PM CST	Mesoscale Discussion	SPC	Barton, Bates, Buchanan, Cass, Clay, Jackson and 5 more	58 min
Dec 26, 9:05 PM CST	Mesoscale Discussion	SPC	Barry, McDonald, Newton	85 min
Dec 26, 9:51 PM CST	Tornado Watch	SPC	Bates, Buchanan, Caldwell, Carroll, Cass, Chariton and 13 more	7 hr
Dec 27, 12:03 AM CST	Tornado Watch	SPC	Audrain, Barry, Barton, Benton, Boone, Callaway and 40 more	7 hr
Dec 27, 1:35 AM CST	Tornado Watch	SPC	Knox, Lewis, Marion, Shelby	7 hr
Dec 27, 3:32 AM CST	Mesoscale Discussion	SPC	Barry, Barton, Bates, Benton, Boone, Callaway and 51 more	88 min
Dec 27, 4:30 AM CST	Tornado Watch	SPC	Audrain, Barry, Barton, Bates, Benton, Boone and 69 more	8 hr
Dec 27, 8:03 AM CST	Mesoscale Discussion	SPC	Audrain, Barry, Benton, Bollinger, Boone, Butler and 65 more	117 min
Dec 27, 9:34 AM CST	Mesoscale Discussion	SPC	Bollinger, Butler, Cape Girardeau, Carter, Crawford, Dent and 31 more	56 min
Dec 27, 10:26 AM CST	Mesoscale Discussion	SPC	Bollinger, Butler, Callaway, Cape Girardeau, Carter, Christian and 38 more	94 min
Dec 27, 10:58 AM CST	Tornado Watch	SPC	Christian, Dent, Douglas, Howell, Laclede, Lincoln and 14 more	8 hr
Dec 27, 11:46 AM CST	Mesoscale Discussion	SPC	Crawford, Dent, Douglas, Franklin, Howell, Iron and 10 more	89 min
Dec 27, 12:45 PM CST	Tornado Watch	SPC	Crawford, Franklin, Gasconade, Iron, Jefferson, Madison and 8 more	5 hr
Dec 27, 1:20 PM CST	Mesoscale Discussion	SPC	Dunklin, Pemiscot	25 min
Dec 27, 1:52 PM CST	Tornado Watch	SPC	Bollinger, Butler, Cape Girardeau, Carter, Dunklin, Mississippi and 7 more	5 hr
Dec 27, 3:46 PM CST	Mesoscale Discussion	SPC	Bollinger, Butler, Cape Girardeau, Carter, Dunklin, Madison and 9 more	89 min
Dec 27, 5:06 PM CST	Mesoscale Discussion	SPC	Mississippi	84 min

Nearby

Mesoscale Discussions in Iowa, 2008 Mesoscale Discussions in Missouri, 2008 Mesoscale Discussions in Wisconsin, 2008 Every mesoscale discussion in 2008

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.