Alert archive / Kansas / Mesoscale Discussions in 2020
Mesoscale Discussion 1190
The Storm Prediction Center issued this mesoscale discussion at Jul 11, 2020, 4:00 PM CDT for 30 counties in Kansas; 12 counties in Oklahoma; Lipscomb County, Ochiltree County, Texas. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 11, 2020, 4:00 PM CDT (21:00 UTC)
- Expired
- Jul 11, 2020, 6:30 PM CDT
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch likely
- Chance of a watch
- 80%
All 44 counties
Barber 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, Elk County, KS, Ellsworth County, KS, Ford County, KS, Geary County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Kiowa County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Meade County, KS, Morris 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, Beaver County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Grant County, OK, Harper County, OK, Kay County, OK, Major County, OK, Noble County, OK, Woods County, OK, Woodward County, OK, Lipscomb County, TX, Ochiltree County, TX
The radar
The Vance AFB radar (KVNX), 65 km from the middle of the area, began a volume at 20:59 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
Norman, OK (KOUN), launched 12:00Z, 9.0 hours before the alert went out and 246 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
- 1751 J/kg
- Mixed-layer CIN
- -247 J/kg
- Mixed-layer LCL
- 1318 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 7:00 PM CDT | Mesoscale Discussion | SPC | Cloud, Jewell, Mitchell, Osborne, Phillips, Republic and 1 more | 60 min |
| Jul 11, 1:23 AM CDT | Mesoscale Discussion | SPC | Brown, Jewell, Marshall, Nemaha, Phillips, Republic and 2 more | 2 hr |
| Jul 11, 7:38 AM CDT | Mesoscale Discussion | SPC | Butler, Chase, Chautauqua, Cowley, Elk, Greenwood and 1 more | 97 min |
| Jul 11, 12:43 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Atchison, Bourbon, Brown, Clay and 22 more | 92 min |
| Jul 11, 1:35 PM CDT | Severe Thunderstorm Watch | SPC | Anderson, Atchison, Coffey, Dickinson, Douglas, Franklin and 17 more | 4 hr |
| Jul 11, 3:07 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Cherokee, Coffey, Crawford and 8 more | 83 min |
| Jul 11, 3:36 PM CDT | Severe Thunderstorm Watch | SPC | Allen, Bourbon, Cherokee, Crawford, Labette, Neosho and 2 more | 7 hr |
| Jul 11, 6:08 PM CDT | Severe Thunderstorm Watch | SPC | Barber, Butler, Chautauqua, Comanche, Cowley, Elk and 6 more | 7 hr |
Nearby
Mesoscale Discussions in Kansas, 2020Mesoscale Discussions in Oklahoma, 2020Mesoscale Discussions in Texas, 2020Every mesoscale discussion in 2020
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.