Alert archive / Kansas / Mesoscale Discussions in 2011
Mesoscale Discussion 1722
The Storm Prediction Center issued this mesoscale discussion at Jul 24, 2011, 1:40 PM CDT for 30 counties in Kansas; 22 counties in Oklahoma. It was in force for 95 min.
The area
The outline as issued.
The facts
- Issued
- Jul 24, 2011, 1:40 PM CDT (18:40 UTC)
- Expired
- Jul 24, 2011, 3:15 PM CDT
- In force
- 95 min
- Issued by
- the Storm Prediction Center
All 52 counties
Barber County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Clark County, KS, Comanche County, KS, Cowley County, KS, Dickinson County, KS, Edwards County, KS, Ellsworth County, KS, Ford County, KS, Geary County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Kiowa County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Morris County, KS, Ottawa County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Saline County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Alfalfa County, OK, Cherokee County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Garfield County, OK, Grant County, OK, Harper County, OK, Kay County, OK, Major County, OK, Mayes County, OK, Noble County, OK, Nowata County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK, Woods County, OK, Woodward County, OK
The radar
The Wichita radar (KICT), 34 km from the middle of the area, began a volume at 18:39 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
Lamont, OK (KLMN), launched 12:00Z, 6.7 hours before the alert went out and 102 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
- 221 J/kg
- Mixed-layer CIN
- -213 J/kg
- Mixed-layer LCL
- 2405 m above ground
- 0-6 km bulk shear
- 2 kt
- 0-1 km storm-relative helicity
- -32 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.8
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 |
|---|---|---|---|---|
| Jul 24, 6:35 PM CDT | Mesoscale Discussion | SPC | Atchison, Clay, Cloud, Douglas, Franklin, Geary and 12 more | 55 min |
| Jul 24, 6:53 PM CDT | Severe Thunderstorm Watch | SPC | Clay, Cloud, Dickinson, Douglas, Franklin, Geary and 20 more | 3 hr |
Nearby
Mesoscale Discussions in Kansas, 2011Mesoscale Discussions in Oklahoma, 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.