Alert archive / Nebraska / Mesoscale Discussions in 2005

Mesoscale Discussion 829

May 11, 2005Phillips County, Sedgwick County, Colorado; 39 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 11, 2005, 6:02 PM MDT for Phillips County, Sedgwick County, Colorado; 39 counties in Nebraska. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued: May 11, 2005, 6:02 PM MDT (00:02 UTC)
Expired: May 11, 2005, 7:30 PM MDT
In force: 88 min
Issued by: the Storm Prediction Center

All 41 counties

Phillips County, CO, Sedgwick County, CO, Adams County, NE, Arthur County, NE, Boone County, NE, Buffalo County, NE, Butler County, NE, Chase County, NE, Clay County, NE, Colfax County, NE, Custer County, NE, Dawson County, NE, Deuel County, NE, Dodge County, NE, Fillmore County, NE, Frontier County, NE, Garden County, NE, Gosper County, NE, Greeley County, NE, Hall County, NE, Hamilton County, NE, Hayes County, NE, Howard County, NE, Kearney County, NE, Keith County, NE, Lancaster County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Merrick County, NE, Nance County, NE, Perkins County, NE, Phelps County, NE, Platte County, NE, Polk County, NE, Saline County, NE, Saunders County, NE, Seward County, NE, Sherman County, NE, Valley County, NE, York County, NE

The radar

The North Platte radar (KLNX), 80 km from the middle of the area, began a volume at 00:04 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.

Tornado Watch 255May 11, 8:50 PM MDT

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 11, 7:01 PM MDT	Mesoscale Discussion	SPC	Cheyenne, Kiowa, Kit Carson, Prowers, Washington, Yuma	59 min
May 11, 8:50 PM MDT	Tornado Watch	SPC	Adams, Buffalo, Clay, Franklin, Frontier, Furnas and 7 more	7 hr
May 11, 10:02 PM MDT	Mesoscale Discussion	SPC	Adams, Blaine, Boone, Buffalo, Burt, Butler and 47 more	58 min
May 11, 10:50 PM MDT	Severe Thunderstorm Watch	SPC	Adams, Boone, Buffalo, Butler, Cass, Clay and 30 more	5 hr
May 12, 2:44 AM MDT	Mesoscale Discussion	SPC	Cass, Dodge, Fillmore, Gage, Jefferson, Johnson and 9 more	61 min
May 12, 11:40 AM MDT	Mesoscale Discussion	SPC	Butler, Cass, Colfax, Gage, Johnson, Lancaster and 11 more	95 min
May 12, 12:55 PM MDT	Tornado Watch	SPC	Butler, Cass, Douglas, Gage, Jefferson, Johnson and 9 more	7 hr
May 12, 2:48 PM MDT	Mesoscale Discussion	SPC	Butler, Cass, Douglas, Gage, Jefferson, Johnson and 9 more	87 min

Nearby

Mesoscale Discussions in Nebraska, 2005 Mesoscale Discussions in Colorado, 2005 Every mesoscale discussion in 2005

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.