Alert archive / Kansas / Severe Thunderstorm Watches in 2011

Severe Thunderstorm Watch 488

June 16, 2011Cheyenne County, Kit Carson County, Yuma County, Colorado; 37 counties in Kansas; 27 counties in Nebraska

The Storm Prediction Center issued this severe thunderstorm watch at Jun 16, 2011, 5:34 PM MDT for Cheyenne County, Kit Carson County, Yuma County, Colorado; 37 counties in Kansas; 27 counties in Nebraska. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 16, 2011, 5:34 PM MDT (23:34 UTC)
Expired
Jun 17, 2011, 1:00 AM MDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
70 kt
All 67 counties

Cheyenne County, CO, Kit Carson County, CO, Yuma County, CO, Barton County, KS, Butler County, KS, Chase County, KS, Cheyenne County, KS, Cloud County, KS, Cowley County, KS, Decatur County, KS, Ellsworth County, KS, Gove County, KS, Graham County, KS, Harper County, KS, Harvey County, KS, Jewell County, KS, Kingman County, KS, Lincoln County, KS, Logan County, KS, Marion County, KS, McPherson County, KS, Mitchell County, KS, Norton County, KS, Osborne County, KS, Ottawa County, KS, Phillips County, KS, Rawlins County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Rooks County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Sheridan County, KS, Sherman County, KS, Smith County, KS, Sumner County, KS, Thomas County, KS, Wallace County, KS, Adams County, NE, Buffalo County, NE, Clay County, NE, Dawson County, NE, Dundy County, NE, Fillmore County, NE, Franklin County, NE, Furnas County, NE, Gosper County, NE, Greeley County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Hitchcock County, NE, Howard County, NE, Kearney County, NE, Merrick County, NE, Nance County, NE, Nuckolls County, NE, Phelps County, NE, Polk County, NE, Red Willow County, NE, Sherman County, NE, Thayer County, NE, Valley County, NE, Webster County, NE, York County, NE

The radar

The Dodge City radar (KDDC), 156 km from the middle of the area, began a volume at 23:38 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
2%
Ten or more severe wind reports
60%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
80%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
90%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 16, 5:37 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma53 min
Jun 16, 5:59 PM MDTSevere Thunderstorm WarningICTBarton, Russell61 min
Jun 16, 6:11 PM MDTSevere Thunderstorm WarningGLDYuma64 min
Jun 16, 6:19 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma56 min
Jun 16, 6:20 PM MDTSevere Thunderstorm WarningICTKingman, Reno55 min
Jun 16, 6:41 PM MDTSevere Thunderstorm WarningICTEllsworth, Lincoln64 min
Jun 16, 6:54 PM MDTSevere Thunderstorm WarningICTKingman, Reno51 min
Jun 16, 6:58 PM MDTSevere Thunderstorm WarningGLDYuma62 min
Jun 16, 6:58 PM MDTSevere Thunderstorm WarningICTBarton, Russell47 min
Jun 16, 7:09 PM MDTSevere Thunderstorm WarningICTKingman, Reno66 min
Jun 16, 7:16 PM MDTSevere Thunderstorm WarningGLDKit Carson29 min
Jun 16, 7:40 PM MDTSevere Thunderstorm WarningICTEllsworth, Lincoln50 min
Jun 16, 7:51 PM MDTSevere Thunderstorm WarningGLDYuma54 min
Jun 16, 8:00 PM MDTSevere Thunderstorm WarningICTHarper, Kingman60 min
Jun 16, 8:12 PM MDTSevere Thunderstorm WarningICTHarvey, Kingman, Reno, Sedgwick63 min
Jun 16, 8:19 PM MDTSevere Thunderstorm WarningGIDJewell, Mitchell, Osborne, Smith56 min
Jun 16, 8:24 PM MDTSevere Thunderstorm WarningICTEllsworth, Lincoln66 min
Jun 16, 8:38 PM MDTSevere Thunderstorm WarningICTHarper, Sedgwick, Sumner67 min
Jun 16, 8:41 PM MDTSevere Thunderstorm WarningGLDDecatur, Rawlins64 min
Jun 16, 8:44 PM MDTSevere Thunderstorm WarningICTMcPherson, Rice, Saline61 min
Jun 16, 8:50 PM MDTSevere Thunderstorm WarningICTHarper, Kingman55 min
Jun 16, 8:59 PM MDTSevere Thunderstorm WarningICTHarvey46 min
Jun 16, 9:10 PM MDTSevere Thunderstorm WarningICTKingman, Reno, Sedgwick65 min
Jun 16, 9:16 PM MDTSevere Thunderstorm WarningGIDDawson, Furnas, Gosper59 min
Jun 16, 9:19 PM MDTSevere Thunderstorm WarningGLDDecatur, Norton40 min
Jun 16, 9:41 PM MDTSevere Thunderstorm WarningICTHarper, Kingman, Reno, Sedgwick, Sumner54 min
Jun 16, 9:50 PM MDTSevere Thunderstorm WarningICTMcPherson, Saline55 min
Jun 16, 9:56 PM MDTSevere Thunderstorm WarningICTSumner49 min
Jun 16, 9:58 PM MDTSevere Thunderstorm WarningGIDBuffalo, Dawson, Gosper, Kearney, Phelps, Sherman47 min
Jun 16, 10:08 PM MDTSevere Thunderstorm WarningICTButler, Cowley52 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

Dodge City, (KDDC), launched 12:00Z, 11.6 hours before the alert went out and 155 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, Dodge City, at 12:00Z on 2011-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2230 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 12:00Z on 2011-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 283 square meters per square second.19395878Sfc1 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
2230 J/kg
Mixed-layer CIN
-375 J/kg
Mixed-layer LCL
1600 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
283 m²/s²
0-3 km storm-relative helicity
516 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 12:37 PM MDTMesoscale DiscussionSPCJackson, Moffat, Rio Blanco, Routt113 min
Jun 16, 1:34 PM MDTMesoscale DiscussionSPCWeld56 min
Jun 16, 1:55 PM MDTSevere Thunderstorm WatchSPCElbert, Larimer, Lincoln, Logan, Morgan, Phillips and 3 more9 hr
Jun 16, 4:49 PM MDTMesoscale DiscussionSPCLogan, Morgan, Phillips, Sedgwick, Washington, Weld86 min
Jun 16, 5:18 PM MDTMesoscale DiscussionSPCKit Carson, Yuma87 min
Jun 16, 10:52 AM MDTMesoscale DiscussionSPCChautauqua, Cowley, Montgomery53 min
Jun 16, 11:26 AM MDTSevere Thunderstorm WatchSPCChautauqua, Cherokee, Cowley, Elk, Labette, Montgomery and 2 more7 hr
Jun 16, 2:37 PM MDTMesoscale DiscussionSPCClark, Grant, Gray, Haskell, Meade, Seward83 min
Jun 16, 2:53 PM MDTSevere Thunderstorm WatchSPCBarber, Clark, Comanche, Edwards, Ellis, Ford and 10 more6 hr

Nearby

Severe Thunderstorm Watches in Kansas, 2011Severe Thunderstorm Watches in Nebraska, 2011Severe Thunderstorm Watches in Colorado, 2011Every severe thunderstorm watch 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.