Alert archive / Missouri / Mesoscale Discussions in 2007

Mesoscale Discussion 720

May 6, 200713 counties in Iowa; 24 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at May 6, 2007, 4:08 AM CDT for 13 counties in Iowa; 24 counties in Missouri. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: May 6, 2007, 4:08 AM CDT (09:08 UTC)
Expired: May 6, 2007, 6:15 AM CDT
In force: 2 hr
Issued by: the Storm Prediction Center

All 37 counties

Appanoose County, IA, Clarke County, IA, Davis County, IA, Decatur County, IA, Lucas County, IA, Madison County, IA, Monroe County, IA, Ringgold County, IA, Union County, IA, Van Buren County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Adair County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Knox County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Platte County, MO, Putnam County, MO, Ray County, MO, Schuyler County, MO, Scotland County, MO, Shelby County, MO, Sullivan County, MO, Worth County, MO

The radar

The Des Moines radar (KDMX), 146 km from the middle of the area, began a volume at 09:07 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 242May 6, 4:40 AM CDT

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
May 5, 7:22 PM CDT	Tornado Watch	SPC	Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 21 more	9 hr
May 5, 7:26 PM CDT	Mesoscale Discussion	SPC	Lyon, Plymouth, Sioux, Woodbury	94 min
May 5, 9:16 PM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 21 more	59 min
May 5, 9:31 PM CDT	Tornado Watch	SPC	Cherokee, Fremont, Harrison, Ida, Lyon, Mills and 10 more	6 hr
May 6, 1:50 AM CDT	Mesoscale Discussion	SPC	Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 37 more	85 min
May 6, 4:40 AM CDT	Severe Thunderstorm Watch	SPC	Appanoose, Clarke, Dallas, Davis, Decatur, Jasper and 10 more	4 hr
May 6, 7:10 AM CDT	Mesoscale Discussion	SPC	Appanoose, Davis, Grundy, Mahaska, Marshall, Monroe and 3 more	95 min
May 5, 8:18 PM CDT	Mesoscale Discussion	SPC	Clay, Platte	57 min
May 6, 11:41 AM CDT	Mesoscale Discussion	SPC	Barton	94 min
May 6, 5:38 PM CDT	Mesoscale Discussion	SPC	Barton, Bates, Cass, Jackson, Vernon	67 min

Nearby

Mesoscale Discussions in Missouri, 2007 Mesoscale Discussions in Iowa, 2007 Every mesoscale discussion in 2007

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.