Alert archive / Kansas / Tornado Watches in 2014

Tornado Watch 295

June 14, 2014Kit Carson County, Yuma County, Colorado; 8 counties in Kansas; Dundy County, Hitchcock County, Red Willow County, Nebraska

The Storm Prediction Center issued this tornado watch at Jun 14, 2014, 5:40 PM MDT for Kit Carson County, Yuma County, Colorado; 8 counties in Kansas; Dundy County, Hitchcock County, Red Willow County, Nebraska. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
Jun 14, 2014, 5:40 PM MDT (23:40 UTC)
Expired
Jun 14, 2014, 9:58 PM MDT
In force
4 hr
Issued by
the Storm Prediction Center
Largest hail expected
3 in
Strongest gust expected
65 kt

Counties Kit Carson County, CO, Yuma County, CO, Cheyenne County, KS, Decatur County, KS, Graham County, KS, Norton County, KS, Rawlins County, KS, Sheridan County, KS, Sherman County, KS, Thomas County, KS, Dundy County, NE, Hitchcock County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 57 km from the middle of the area, began a volume at 23:42 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
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
50%
One or more gusts of 65 knots or more
50%
Ten or more severe hail reports
70%
One or more hailstones of 2 inches or more
60%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 14, 5:40 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma65 min
Jun 14, 6:14 PM MDTSevere Thunderstorm WarningGLDYuma46 min
Jun 14, 6:26 PM MDTSevere Thunderstorm WarningGLDKit Carson64 min
Jun 14, 6:48 PM MDTSevere Thunderstorm WarningGLDKit Carson57 min
Jun 14, 6:55 PM MDTSevere Thunderstorm WarningGLDYuma50 min
Jun 14, 7:33 PM MDTSevere Thunderstorm WarningGLDLogan, Rawlins, Sherman, Thomas, Wallace57 min
Jun 14, 7:44 PM MDTSevere Thunderstorm WarningGLDCheyenne61 min
Jun 14, 8:14 PM MDTSevere Thunderstorm WarningGLDDecatur, Gove, Logan, Sheridan61 min
Jun 14, 8:31 PM MDTSevere Thunderstorm WarningGLDGove, Logan, Rawlins, Thomas59 min
Jun 14, 8:36 PM MDTSevere Thunderstorm WarningGLDGraham, Norton54 min
Jun 14, 9:11 PM MDTTornado WarningGLDNorton49 min
Jun 14, 9:29 PM MDTSevere Thunderstorm WarningGLDGraham31 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, 11.7 hours before the alert went out and 130 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 2014-06-14Temperature 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 2014-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.1939587897Sfc1 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
3768 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
97 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

810 
WWUS20 KWNS 142341
SEL5  
SPC WW 142341
COZ000-KSZ000-NEZ000-150400-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 295
NWS STORM PREDICTION CENTER NORMAN OK
640 PM CDT SAT JUN 14 2014

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF 
  EXTREME NORTHEAST COLORADO
  NORTHWEST KANSAS
  EXTREME SOUTHWEST NEBRASKA

* EFFECTIVE THIS SATURDAY EVENING FROM 640 PM UNTIL 1100 PM CDT.

* PRIMARY THREATS INCLUDE...
  A COUPLE TORNADOES POSSIBLE
  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 3
    INCHES IN DIAMETER LIKELY
  SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75
    MPH POSSIBLE

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 95 STATUTE
MILES EAST AND WEST OF A LINE FROM 30 MILES WEST NORTHWEST OF
MCCOOK NEBRASKA TO 15 MILES SOUTH OF GOODLAND KANSAS.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU5).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 293...WW 294...

DISCUSSION...SUPERCELL CLUSTER IN NE CO WILL LIKELY PERSIST AND MOVE
EWD ON THE IMMEDIATE COOL SIDE OF THE SURFACE COLD
FRONT...POTENTIALLY GROWING UPSCALE INTO A SMALL MCS LATER THIS
EVENING.  NNELY LOW-LEVEL FLOW AND A CORRIDOR OF UPPER 50S TO LOWER
60S DEWPOINTS...BENEATH STEEP MIDLEVEL LAPSE RATES...WILL SUPPORT A
RISK FOR VERY LARGE HAIL AND SUBSTANTIAL DAMAGING GUSTS.  A COUPLE
TORNADOES WILL ALSO BE POSSIBLE GIVEN THE ENHANCEMENT TO THE
LOW-LEVEL SHEAR/HODOGRAPH CURVATURE GIVEN THE NELY LOW-LEVEL WINDS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 27035.


...THOMPSON

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 2:06 PM MDTMesoscale DiscussionSPCKit Carson, Morgan, Phillips, Washington, Yuma114 min
Jun 14, 2:29 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Cheyenne, Denver, Elbert, Kit Carson and 8 more7 hr
Jun 14, 12:57 PM MDTMesoscale DiscussionSPCPhillips, Smith2 hr
Jun 14, 4:10 PM MDTTornado WatchSPCCloud, Jewell, Mitchell, Osborne, Phillips, Republic and 2 more7 hr
Jun 14, 5:22 PM MDTMesoscale DiscussionSPCCheyenne, Decatur, Logan, Norton, Rawlins, Sheridan and 3 more83 min
Jun 13, 6:11 PM MDTMesoscale DiscussionSPCBanner, Box Butte, Cheyenne, Dawes, Garden, Kimball and 4 more2 hr

Nearby

Tornado Watches in Kansas, 2014Tornado Watches in Nebraska, 2014Tornado Watches in Colorado, 2014Every tornado 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.