Alert archive / Kansas / Severe Thunderstorm Watches in 2014

Severe Thunderstorm Watch 282

June 11, 20145 counties in Colorado; 9 counties in Kansas; Dundy County, Hitchcock County, Nebraska

The Storm Prediction Center issued this severe thunderstorm watch at Jun 11, 2014, 2:37 PM MDT for 5 counties in Colorado; 9 counties in Kansas; Dundy County, Hitchcock County, Nebraska. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 11, 2014, 2:37 PM MDT (20:37 UTC)
Expired
Jun 11, 2014, 10:00 PM MDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt

Counties Cheyenne County, CO, Kit Carson County, CO, Lincoln County, CO, Washington County, CO, Yuma County, CO, Cheyenne County, KS, Gove County, KS, Greeley County, KS, Logan County, KS, Rawlins County, KS, Sherman County, KS, Thomas County, KS, Wallace County, KS, Wichita County, KS, Dundy County, NE, Hitchcock County, NE

The radar

The Goodland radar (KGLD), 56 km from the middle of the area, began a volume at 20:37 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
10%
One or more EF2 to EF5 tornadoes
2%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
30%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
60%

Warnings issued inside it

22 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 11, 3:25 PM MDTSevere Thunderstorm WarningBOUWashington35 min
Jun 11, 3:33 PM MDTSevere Thunderstorm WarningGLDYuma43 min
Jun 11, 3:35 PM MDTSevere Thunderstorm WarningBOUAdams, Washington40 min
Jun 11, 3:43 PM MDTSevere Thunderstorm WarningGLDGreeley, Wichita50 min
Jun 11, 3:49 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma56 min
Jun 11, 3:52 PM MDTTornado WarningGLDGreeley, Wichita23 min
Jun 11, 3:59 PM MDTSevere Thunderstorm WarningBOUWashington46 min
Jun 11, 4:06 PM MDTTornado WarningGLDGreeley, Wichita26 min
Jun 11, 4:22 PM MDTSevere Thunderstorm WarningGLDKit Carson53 min
Jun 11, 4:26 PM MDTSevere Thunderstorm WarningGLDYuma33 min
Jun 11, 4:36 PM MDTTornado WarningGLDKit Carson24 min
Jun 11, 4:58 PM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson62 min
Jun 11, 5:23 PM MDTSevere Thunderstorm WarningGLDWallace37 min
Jun 11, 5:28 PM MDTSevere Thunderstorm WarningGLDGreeley32 min
Jun 11, 5:40 PM MDTSevere Thunderstorm WarningGLDLogan, Sherman, Thomas, Wallace65 min
Jun 11, 5:57 PM MDTSevere Thunderstorm WarningGLDGreeley, Wichita63 min
Jun 11, 6:30 PM MDTSevere Thunderstorm WarningGLDLogan30 min
Jun 11, 6:42 PM MDTSevere Thunderstorm WarningGLDLogan33 min
Jun 11, 6:46 PM MDTTornado WarningGLDLogan29 min
Jun 11, 6:48 PM MDTFlash Flood WarningGLDLogan3 hr
Jun 11, 7:06 PM MDTSevere Thunderstorm WarningGLDGove, Logan26 min
Jun 11, 7:42 PM MDTSevere Thunderstorm WarningGLDGove, Logan36 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

Denver, CO (KDEN), launched 12:00Z, 8.6 hours before the alert went out and 93 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.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 12:00Z on 2014-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2014-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3361 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
150 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 2:05 PM MDTMesoscale DiscussionSPCCheyenne, Kiowa, Kit Carson, Phillips, Washington, Yuma55 min
Jun 11, 3:02 PM MDTMesoscale DiscussionSPCBaca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more58 min
Jun 11, 4:03 PM MDTMesoscale DiscussionSPCBaca, Prowers57 min
Jun 11, 4:42 PM MDTSevere Thunderstorm WatchSPCClark, Ellis, Finney, Ford, Grant, Gray and 14 more6 hr

Nearby

Severe Thunderstorm Watches in Kansas, 2014Severe Thunderstorm Watches in Colorado, 2014Severe Thunderstorm Watches in Nebraska, 2014Every severe thunderstorm watch in 2014

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.