Alert archive / Iowa / Mesoscale Discussions in 2009

Mesoscale Discussion 960

June 6, 200940 counties in Iowa; 5 counties in Missouri; 9 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Jun 6, 2009, 3:12 PM CDT for 40 counties in Iowa; 5 counties in Missouri; 9 counties in Nebraska. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Jun 6, 2009, 3:12 PM CDT (20:12 UTC)
Expired: Jun 6, 2009, 5:15 PM CDT
In force: 2 hr
Issued by: the Storm Prediction Center

All 54 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, Decatur County, IA, Fremont County, IA, Greene County, IA, Guthrie County, IA, Hamilton County, IA, Harrison County, IA, Ida 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, Monroe 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, Taylor County, IA, Union County, IA, Warren County, IA, Wayne County, IA, Webster County, IA, Atchison County, MO, Harrison County, MO, Holt County, MO, Nodaway County, MO, Worth County, MO, Burt County, NE, Cass County, NE, Douglas County, NE, Johnson County, NE, Nemaha County, NE, Otoe County, NE, Richardson County, NE, Sarpy County, NE, Washington County, NE

The radar

The Des Moines radar (KDMX), 90 km from the middle of the area, began a volume at 20:09 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
Jun 6, 2:22 AM CDT	Mesoscale Discussion	SPC	Adams, Cass, Decatur, Fremont, Harrison, Mills and 6 more	23 min
Jun 5, 9:38 PM CDT	Severe Thunderstorm Watch	SPC	Adams, Blaine, Buffalo, Clay, Custer, Dawson and 18 more	6 hr
Jun 5, 11:53 PM CDT	Mesoscale Discussion	SPC	Adams, Arthur, Blaine, Buffalo, Chase, Clay and 25 more	97 min
Jun 6, 12:35 AM CDT	Severe Thunderstorm Watch	SPC	Boone, Butler, Cass, Colfax, Dodge, Douglas and 14 more	4 hr
Jun 6, 5:21 PM CDT	Mesoscale Discussion	SPC	Gage, Jefferson, Johnson, Nemaha, Otoe, Pawnee and 1 more	114 min
Jun 6, 5:35 PM CDT	Mesoscale Discussion	SPC	Arthur, Blaine, Buffalo, Chase, Custer, Dawson and 20 more	85 min
Jun 6, 5:51 PM CDT	Severe Thunderstorm Watch	SPC	Adams, Arthur, Blaine, Brown, Buffalo, Chase and 32 more	5 hr

Nearby

Mesoscale Discussions in Iowa, 2009 Mesoscale Discussions in Nebraska, 2009 Mesoscale Discussions in Missouri, 2009 Every mesoscale discussion in 2009

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.