Alert archive / Nebraska / Tornado Warnings in 2014

Tornado Warning 14, NWS North Platte, NE

June 17, 2014Cherry County, Nebraska

NWS North Platte, NE issued this tornado warning at Jun 17, 2014, 6:43 PM MDT for Cherry County, Nebraska. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 17, 2014, 6:43 PM MDT (00:43 UTC)
Expired
Jun 17, 2014, 7:15 PM MDT
In force
32 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.5 in

County Cherry County, NE

The radar

The North Platte radar (KLNX), 74 km from the middle of the area, began a volume at 00:45 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 17, 3:53 PM MDTTornado WatchSPC6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.7 hours before the alert went out and 144 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, N. Platte/Lee Bi, NE at 00:00Z on 2014-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 823 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, N. Platte/Lee Bi, NE at 00:00Z on 2014-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
823 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
2891 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

120 
WFUS53 KLBF 180043
TORLBF
NEC031-180115-
/O.NEW.KLBF.TO.W.0014.140618T0043Z-140618T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
643 PM MDT TUE JUN 17 2014

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL CHERRY COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 715 PM MDT

* AT 641 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 20 MILES NORTH OF WHITMAN...AND MOVING
  SOUTHEAST AT 15 MPH.

  HAZARD...TORNADO AND PING PONG BALL SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF SOUTH
  CENTRAL CHERRY COUNTY...INCLUDING THE FOLLOWING LOCATIONS...SPECKEL
  MEIR LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES AND LARGE HAIL. TAKE 
COVER IN A BASEMENT OR STORM SHELTER NOW!

&&

LAT...LON 4230 10116 4216 10136 4234 10155 4240 10149
TIME...MOT...LOC 0043Z 311DEG 13KT 4231 10144

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

JACOBS
1 follow-up statement
622 
WWUS53 KLBF 180114
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
814 PM CDT TUE JUN 17 2014

NEC031-180124-
/O.EXP.KLBF.TO.W.0014.000000T0000Z-140618T0115Z/
CHERRY NE-
714 PM MDT TUE JUN 17 2014

...THE TORNADO WARNING FOR SOUTH CENTRAL CHERRY COUNTY WILL EXPIRE AT
815 PM CDT/715 PM MDT/...

THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
EXPIRED. HOWEVER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT
FOR THE AREA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN NORTH PLATTE.

LAT...LON 4230 10116 4216 10136 4234 10155 4240 10149
TIME...MOT...LOC 0114Z 311DEG 13KT 4224 10133

$$

JACOBS

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 6:16 PM MDTTornado WarningLBFCherry29 min
Jun 17, 6:26 PM MDTSevere Thunderstorm WarningLBFCherry49 min
Jun 17, 7:13 PM MDTSevere Thunderstorm WarningLBFCherry47 min
Jun 17, 7:15 PM MDTSevere Thunderstorm WarningLBFCherry, Hooker45 min
Jun 17, 8:00 PM MDTSevere Thunderstorm WarningLBFCherry, Hooker45 min
Jun 17, 8:04 PM MDTTornado WarningLBFHooker26 min
Jun 17, 8:12 PM MDTSevere Thunderstorm WarningLBFCherry48 min
Jun 17, 8:30 PM MDTTornado WarningLBFHooker30 min
Jun 18, 5:53 PM MDTSevere Thunderstorm WarningLBFKeith, Perkins52 min

Nearby

Tornado Warnings in Nebraska, 2014Every tornado warning in 2014Tornadoes 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.