Alert archive / Iowa / Mesoscale Discussions in 2009

Mesoscale Discussion 1561

July 14, 200926 counties in Iowa; 18 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Jul 14, 2009, 6:33 PM CDT for 26 counties in Iowa; 18 counties in Nebraska. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued: Jul 14, 2009, 6:33 PM CDT (23:33 UTC)
Expired: Jul 14, 2009, 8:30 PM CDT
In force: 117 min
Issued by: the Storm Prediction Center

All 44 counties

Adair County, IA, Adams County, IA, Audubon County, IA, Boone County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Crawford County, IA, Dallas County, IA, Fremont County, IA, Greene County, IA, Guthrie County, IA, Harrison County, IA, Ida County, IA, Madison County, IA, Mills County, IA, Monona County, IA, Montgomery County, IA, Page County, IA, Pottawattamie County, IA, Ringgold County, IA, Sac County, IA, Shelby County, IA, Taylor County, IA, Union County, IA, Webster County, IA, Burt County, NE, Butler County, NE, Cass County, NE, Colfax County, NE, Cuming County, NE, Dodge County, NE, Douglas County, NE, Lancaster County, NE, Otoe County, NE, Platte County, NE, Polk County, NE, Sarpy County, NE, Saunders County, NE, Seward County, NE, Stanton County, NE, Thurston County, NE, Washington County, NE, York County, NE

The radar

The Omaha radar (KOAX), 55 km from the middle of the area, began a volume at 23:37 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 584Jul 14, 8:15 PM 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
Jul 14, 1:42 PM CDT	Mesoscale Discussion	SPC	Cherokee, Clay, Dickinson, Emmet, Lyon, O'Brien and 3 more	93 min
Jul 14, 2:40 PM CDT	Severe Thunderstorm Watch	SPC	Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more	6 hr
Jul 13, 7:32 PM CDT	Mesoscale Discussion	SPC	Arthur, Blaine, Brown, Chase, Cherry, Deuel and 12 more	58 min
Jul 13, 11:24 PM CDT	Mesoscale Discussion	SPC	Blaine, Boyd, Brown, Buffalo, Custer, Dawson and 15 more	66 min
Jul 14, 3:05 PM CDT	Mesoscale Discussion	SPC	Gage, Johnson, Nemaha, Pawnee, Richardson	115 min
Jul 14, 3:50 PM CDT	Mesoscale Discussion	SPC	Burt, Butler, Cass, Colfax, Cuming, Dodge and 16 more	85 min

Nearby

Mesoscale Discussions in Iowa, 2009 Mesoscale Discussions in Nebraska, 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.