Alert archive / Kansas / Mesoscale Discussions in 2011
Mesoscale Discussion 1906
The Storm Prediction Center issued this mesoscale discussion at Aug 8, 2011, 5:27 PM MDT for 5 counties in Colorado; 37 counties in Kansas; 27 counties in Nebraska. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 8, 2011, 5:27 PM MDT (23:27 UTC)
- Expired
- Aug 8, 2011, 7:30 PM MDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 69 counties
Kit Carson County, CO, Logan County, CO, Phillips County, CO, Sedgwick County, CO, Yuma County, CO, Cheyenne County, KS, Clark County, KS, Comanche County, KS, Decatur County, KS, Edwards County, KS, Ellis County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Ness County, KS, Norton County, KS, Pawnee County, KS, Phillips County, KS, Rawlins County, KS, Rooks County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Sherman County, KS, Stevens County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Arthur County, NE, Box Butte County, NE, Chase County, NE, Cheyenne County, NE, Dawes County, NE, Dawson County, NE, Deuel County, NE, Dundy County, NE, Frontier County, NE, Furnas County, NE, Garden County, NE, Gosper County, NE, Grant County, NE, Hayes County, NE, Hitchcock County, NE, Hooker County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Morrill County, NE, Perkins County, NE, Red Willow County, NE, Scotts Bluff County, NE, Sheridan County, NE, Sioux County, NE, Thomas County, NE
The radar
The Goodland radar (KGLD), 77 km from the middle of the area, began a volume at 23:31 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.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 11.5 hours before the alert went out and 142 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3738 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- -63 m²/s²
- 0-3 km storm-relative helicity
- -33 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 |
|---|---|---|---|---|
| Aug 8, 3:52 PM MDT | Severe Thunderstorm Watch | SPC | Kit Carson, Logan, Phillips, Sedgwick, Washington, Yuma | 6 hr |
| Aug 7, 6:13 PM MDT | Mesoscale Discussion | SPC | Barber, Clark, Comanche, Cowley, Edwards, Ford and 11 more | 3 hr |
| Aug 7, 6:49 PM MDT | Severe Thunderstorm Watch | SPC | Jewell, Mitchell, Osborne, Smith | 7 hr |
| Aug 7, 9:45 PM MDT | Mesoscale Discussion | SPC | Anderson, Clay, Cloud, Coffey, Dickinson, Douglas and 28 more | 2 hr |
| Aug 7, 10:08 PM MDT | Severe Thunderstorm Watch | SPC | Allen, Anderson, Brown, Chase, Clay, Cloud and 25 more | 5 hr |
| Aug 7, 11:46 PM MDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Cherokee, Coffey, Crawford and 7 more | 59 min |
| Aug 8, 12:09 AM MDT | Severe Thunderstorm Watch | SPC | Bourbon, Crawford, Linn, Miami | 3 hr |
| Aug 8, 5:44 PM MDT | Severe Thunderstorm Watch | SPC | Clark, Comanche, Edwards, Ellis, Finney, Ford and 18 more | 4 hr |
| Aug 7, 9:28 PM MDT | Mesoscale Discussion | SPC | Antelope, Boone, Burt, Butler, Cass, Cedar and 30 more | 2 hr |
| Aug 8, 1:41 AM MDT | Mesoscale Discussion | SPC | Adams, Buffalo, Butler, Cass, Clay, Fillmore and 23 more | 34 min |
| Aug 8, 2:09 PM MDT | Mesoscale Discussion | SPC | Arthur, Blaine, Box Butte, Custer, Dawes, Garden and 11 more | 66 min |
Nearby
Mesoscale Discussions in Kansas, 2011Mesoscale Discussions in Nebraska, 2011Mesoscale Discussions in Colorado, 2011Every mesoscale discussion in 2011
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.