Alert archive / Kansas / Severe Thunderstorm Watches in 2012
Severe Thunderstorm Watch 393
The Storm Prediction Center issued this severe thunderstorm watch at Jun 14, 2012, 7:38 PM CDT for 39 counties in Kansas; 5 counties in Missouri. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 14, 2012, 7:38 PM CDT (00:38 UTC)
- Expired
- Jun 15, 2012, 2:00 AM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 65 kt
All 44 counties
Atchison County, KS, Barton County, KS, Brown County, KS, Butler County, KS, Chase County, KS, Clay County, KS, Cloud County, KS, Coffey County, KS, Dickinson County, KS, Doniphan County, KS, Douglas County, KS, Ellsworth County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Harvey County, KS, Jackson County, KS, Jefferson County, KS, Kingman County, KS, Lincoln County, KS, Lyon County, KS, Marion County, KS, Marshall County, KS, McPherson County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Ottawa County, KS, Pottawatomie County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Riley County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS, Andrew County, MO, Atchison County, MO, Buchanan County, MO, Holt County, MO, Nodaway County, MO
The radar
The Topeka radar (KTWX), 88 km from the middle of the area, began a volume at 00:40 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 20%
- One or more EF2 to EF5 tornadoes
- 5%
- Ten or more severe wind reports
- 70%
- One or more gusts of 65 knots or more
- 30%
- Ten or more severe hail reports
- 40%
- One or more hailstones of 2 inches or more
- 20%
- Six or more combined severe hail and wind reports
- 80%
Warnings issued inside it
6 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 8:00 PM CDT | Severe Thunderstorm Warning | ICT | Barton, Lincoln, Russell | 60 min |
| Jun 14, 8:00 PM CDT | Severe Thunderstorm Warning | TOP | Republic, Washington | 45 min |
| Jun 14, 8:37 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Marshall, Republic, Washington | 38 min |
| Jun 14, 9:13 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Ottawa | 47 min |
| Jun 14, 9:45 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Dickinson, Ottawa | 45 min |
| Jun 15, 12:43 AM CDT | Severe Thunderstorm Warning | ICT | Butler, Elk, Greenwood | 32 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Topeka, KS (KFOE), launched 00:00Z, 0.6 hours before the alert went out and 139 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
- 1868 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 1860 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 8:12 PM CDT | Mesoscale Discussion | SPC | Clark, Comanche, Edwards, Ellis, Finney, Ford and 18 more | 93 min |
| Jun 14, 11:22 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Atchison, Butler, Chase, Chautauqua and 28 more | 53 min |
| Jun 15, 2:37 PM CDT | Mesoscale Discussion | SPC | Andrew, Buchanan, Caldwell, Clinton, Daviess, DeKalb and 9 more | 113 min |
| Jun 15, 1:54 PM CDT | Mesoscale Discussion | SPC | Banner, Box Butte, Cheyenne, Dawes, Deuel, Kimball and 3 more | 96 min |
| Jun 15, 2:35 PM CDT | Severe Thunderstorm Watch | SPC | Banner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 2 more | 7 hr |
| Jun 15, 4:59 PM CDT | Mesoscale Discussion | SPC | Cherry, Sheridan | 91 min |
| Jun 15, 5:14 PM CDT | Severe Thunderstorm Watch | SPC | Brown, Cherry, Keya Paha, Sheridan | 6 hr |
Nearby
Severe Thunderstorm Watches in Kansas, 2012Severe Thunderstorm Watches in Missouri, 2012Every severe thunderstorm watch in 2012
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.