Alert archive / Kansas / Mesoscale Discussions in 2011
Mesoscale Discussion 1927
The Storm Prediction Center issued this mesoscale discussion at Aug 9, 2011, 11:11 PM CDT for 34 counties in Kansas. It was in force for 94 min.
The area
The outline as issued.
The facts
- Issued
- Aug 9, 2011, 11:11 PM CDT (04:11 UTC)
- Expired
- Aug 10, 2011, 12:45 AM CDT
- In force
- 94 min
- Issued by
- the Storm Prediction Center
All 34 counties
Barber County, KS, Barton County, KS, Butler County, KS, Chautauqua County, KS, Cowley County, KS, Edwards County, KS, Elk County, KS, Ellis County, KS, Ellsworth County, KS, Ford County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Hodgeman County, KS, Kingman County, KS, Kiowa County, KS, Lane County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Ness County, KS, Osborne County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Trego County, KS
The radar
The Wichita radar (KICT), 91 km from the middle of the area, began a volume at 04:13 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
Dodge City, (KDDC), launched 00:00Z, 4.2 hours before the alert went out and 134 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
- 548 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 2671 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 212 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
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 9, 8:27 PM CDT | Mesoscale Discussion | SPC | Clark, Comanche, Kiowa, Meade, Seward | 2 hr |
| Aug 9, 9:26 PM CDT | Mesoscale Discussion | SPC | Cheyenne, Decatur, Graham, Norton, Rawlins, Sheridan and 2 more | 64 min |
| Aug 9, 9:51 PM CDT | Severe Thunderstorm Watch | SPC | Cheyenne, Decatur, Gove, Graham, Greeley, Logan and 7 more | 7 hr |
| Aug 10, 3:25 AM CDT | Mesoscale Discussion | SPC | Barton, Butler, Cowley, Ellis, Ellsworth, Greenwood and 12 more | 65 min |
| Aug 10, 3:42 AM CDT | Severe Thunderstorm Watch | SPC | Barton, Butler, Chase, Chautauqua, Cowley, Elk and 17 more | 3 hr |
| Aug 10, 3:53 AM CDT | Mesoscale Discussion | SPC | Cheyenne, Decatur, Gove, Rawlins, Sheridan, Sherman and 1 more | 67 min |
| Aug 10, 6:54 PM CDT | Mesoscale Discussion | SPC | Cheyenne, Decatur, Gove, Graham, Logan, Norton and 5 more | 66 min |
Nearby
Mesoscale Discussions in Kansas, 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.