Alert archive / Kansas / Mesoscale Discussions in 2011
Mesoscale Discussion 1001
The Storm Prediction Center issued this mesoscale discussion at May 28, 2011, 2:50 AM CDT for 50 counties in Kansas; 13 counties in Missouri. It was in force for 85 min.
The area
The outline as issued.
The facts
- Issued
- May 28, 2011, 2:50 AM CDT (07:50 UTC)
- Expired
- May 28, 2011, 4:15 AM CDT
- In force
- 85 min
- Issued by
- the Storm Prediction Center
All 63 counties
Allen County, KS, Anderson County, KS, Barber County, KS, Barton County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Comanche County, KS, Cowley County, KS, Crawford County, KS, Dickinson County, KS, Douglas County, KS, Edwards County, KS, Elk County, KS, Ellsworth County, KS, Ford County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Johnson County, KS, Kingman County, KS, Kiowa County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Miami County, KS, Montgomery County, KS, Morris County, KS, Neosho County, KS, Osage County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rush County, KS, Saline County, KS, Sedgwick County, KS, Shawnee County, KS, Stafford County, KS, Sumner County, KS, Wabaunsee County, KS, Wilson County, KS, Woodson County, KS, Barton County, MO, Bates County, MO, Benton County, MO, Cass County, MO, Cedar County, MO, Dade County, MO, Henry County, MO, Hickory County, MO, Jackson County, MO, Johnson County, MO, Polk County, MO, St. Clair County, MO, Vernon County, MO
The radar
The Wichita radar (KICT), 95 km from the middle of the area, began a volume at 07:52 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
Topeka, KS (KTOP), launched 00:00Z, 7.8 hours before the alert went out and 135 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
- 651 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 174 m²/s²
- 0-3 km storm-relative helicity
- 165 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 |
|---|---|---|---|---|
| May 28, 4:11 AM CDT | Severe Thunderstorm Watch | SPC | Allen, Anderson, Bourbon, Butler, Chase, Coffey and 17 more | 5 hr |
| May 28, 6:06 AM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Chase, Coffey, Crawford and 6 more | 84 min |
| May 28, 6:34 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Butler, Chautauqua, Coffey and 11 more | 116 min |
| May 28, 12:15 PM CDT | Mesoscale Discussion | SPC | Adair, Audrain, Boone, Caldwell, Carroll, Chariton and 22 more | 90 min |
| May 28, 5:39 PM CDT | Mesoscale Discussion | SPC | Lincoln, Saint Charles, Saint Louis, Warren, City of Saint Louis | 66 min |
Nearby
Mesoscale Discussions in Kansas, 2011Mesoscale Discussions in Missouri, 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.