Alert archive / Nebraska / Mesoscale Discussions in 2012
Mesoscale Discussion 1250
The Storm Prediction Center issued this mesoscale discussion at Jun 23, 2012, 1:18 AM CDT for 5 states. It was in force for 87 min.
The area
The outline as issued.
The facts
- Issued
- Jun 23, 2012, 1:18 AM CDT (06:18 UTC)
- Expired
- Jun 23, 2012, 2:45 AM CDT
- In force
- 87 min
- Issued by
- the Storm Prediction Center
All 123 counties
Cherokee County, IA, Fremont County, IA, Harrison County, IA, Ida County, IA, Mills County, IA, Monona County, IA, Montgomery County, IA, Page County, IA, Plymouth County, IA, Pottawattamie County, IA, Sioux County, IA, Woodbury County, IA, Jewell County, KS, Norton County, KS, Phillips County, KS, Republic County, KS, Smith County, KS, Washington County, KS, Atchison County, MO, Adams County, NE, Antelope County, NE, Blaine County, NE, Boone County, NE, Boyd County, NE, Brown County, NE, Buffalo County, NE, Burt County, NE, Butler County, NE, Cass County, NE, Cedar County, NE, Cherry County, NE, Clay County, NE, Colfax County, NE, Cuming County, NE, Custer County, NE, Dakota County, NE, Dawson County, NE, Dixon County, NE, Dodge County, NE, Douglas County, NE, Fillmore County, NE, Franklin County, NE, Frontier County, NE, Furnas County, NE, Gage County, NE, Garfield County, NE, Gosper County, NE, Greeley County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Holt County, NE, Hooker County, NE, Howard County, NE, Jefferson County, NE, Johnson County, NE, Kearney County, NE, Keya Paha County, NE, Knox County, NE, Lancaster County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, Madison County, NE, Merrick County, NE, Nance County, NE, Nemaha County, NE, Nuckolls County, NE, Otoe County, NE, Pawnee County, NE, Phelps County, NE, Pierce County, NE, Platte County, NE, Polk County, NE, Rock County, NE, Saline County, NE, Sarpy County, NE, Saunders County, NE, Seward County, NE, Sherman County, NE, Stanton County, NE, Thayer County, NE, Thomas County, NE, Thurston County, NE, Valley County, NE, Washington County, NE, Wayne County, NE, Webster County, NE, Wheeler County, NE, York County, NE, Aurora County, SD, Beadle County, SD, Bennett County, SD, Bon Homme County, SD, Brule County, SD, Buffalo County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Haakon County, SD, Hand County, SD, Hanson County, SD, Hughes County, SD, Hutchinson County, SD, Hyde County, SD, Jackson County, SD, Jerauld County, SD, Jones County, SD, Lincoln County, SD, Lyman County, SD, McCook County, SD, Mellette County, SD, Miner County, SD, Oglala Lakota County, SD, Sanborn County, SD, Stanley County, SD, Todd County, SD, Tripp County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The North Platte radar (KLNX), 123 km from the middle of the area, began a volume at 06:19 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 nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.3 hours before the alert went out and 173 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 382 J/kg
- Mixed-layer CIN
- -383 J/kg
- Mixed-layer LCL
- 2384 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 7:52 PM CDT | Mesoscale Discussion | SPC | Arthur, Banner, Box Butte, Chase, Cheyenne, Deuel and 9 more | 83 min |
| Jun 22, 9:36 PM CDT | Mesoscale Discussion | SPC | Cherry, Dawes, Sheridan | 84 min |
| Jun 22, 11:03 PM CDT | Mesoscale Discussion | SPC | Arthur, Blaine, Brown, Chase, Cherry, Custer and 14 more | 87 min |
| Jun 22, 11:43 PM CDT | Mesoscale Discussion | SPC | Blaine, Boyd, Brown, Cherry, Garfield, Holt and 3 more | 92 min |
Nearby
Mesoscale Discussions in Nebraska, 2012Mesoscale Discussions in South Dakota, 2012Mesoscale Discussions in Iowa, 2012Every mesoscale discussion in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.