Alert archive / Nebraska / Tornado Warnings in 2008

Tornado Warning 71, NWS North Platte, NE

July 14, 2008Perkins County, Nebraska

NWS North Platte, NE issued this tornado warning at Jul 14, 2008, 3:38 PM MDT for Perkins County, Nebraska. It was in force for 37 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 14, 2008, 3:38 PM MDT (21:38 UTC)
Expired
Jul 14, 2008, 4:15 PM MDT
In force
37 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon

County Perkins County, NE

What was reported inside it

TimeReportWhereRemark
Jul 14, 3:45 PM MDTTORNADO13 Nne Brandon, NE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.6 hours before the alert went out and 111 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 12:00Z on 2008-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 38 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 2008-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
38 J/kg
Mixed-layer CIN
-615 J/kg
Mixed-layer LCL
1876 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
175 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.

000 
WFUS53 KLBF 142138
TORLBF
NEC135-142215-
/O.NEW.KLBF.TO.W.0071.080714T2138Z-080714T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
338 PM MDT MON JUL 14 2008

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN PERKINS COUNTY IN SOUTHWEST NEBRASKA...

* UNTIL 415 PM MDT

* AT 336 PM MDT...THE PUBLIC REPORTED A TORNADO 6 MILES NORTHWEST OF
  BRANDON...OR 15 MILES SOUTH OF BIG SPRINGS...MOVING EAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...
  BRANDON BY 355 PM MDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4100 10184 4088 10173 4074 10204 4099 10204
TIME...MOT...LOC 2138Z 263DEG 13KT 4086 10201

$$

KAR
2 follow-up statements
000 
WWUS53 KLBF 142156 RRA
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
456 PM CDT MON JUL 14 2008

NEC135-142215-
/O.CON.KLBF.TO.W.0071.000000T0000Z-080714T2215Z/
PERKINS NE-
356 PM MDT MON JUL 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM MDT FOR
NORTHWESTERN PERKINS COUNTY...

AT 352 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR BRANDON...OR 11
MILES WEST OF GRANT...MOVING EAST AT 15 MPH.

THE TORNADO WILL BE NEAR...
  5 MILES NORTHWEST OF GRANT AT 410 PM MDT

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM MDT
MONDAY EVENING FOR SOUTHWESTERN NEBRASKA.

LAT...LON 4100 10184 4088 10173 4074 10204 4099 10204
TIME...MOT...LOC 2156Z 263DEG 13KT 4087 10192

$$

KAR
000 
WWUS53 KLBF 142213
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
509 PM CDT MON JUL 14 2008

NEC135-142219-
/O.EXP.KLBF.TO.W.0071.000000T0000Z-080714T2215Z/
PERKINS NE-
409 PM MDT MON JUL 14 2008

...THE TORNADO WARNING FOR NORTHWESTERN PERKINS COUNTY WILL EXPIRE AT
415 PM MDT...

THE THUNDERSTORMS WHICH PROMPTED THE TORNADO WARNING HAD WEAKENED 
CONSIDERABLY AND ROTATION WAS NO LONGER INDICATED BY RADAR. 
FURTHERMORE...THERE HAVE BEEN NO FURTHER REPORTS OF A TORNADO. 

A STRONG THUNDERSTORM DEVELOPING IN EXTREME NORTHEAST PERKINS COUNTY
LOCATED 8 MILES NORTH IF ELSIE WILL LIKELY PRODUCE SMALL 
HAIL...GUSTY WINDS AND BRIEF HEAVY RAIN.
 
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM MDT
MONDAY EVENING FOR SOUTHWESTERN NEBRASKA.

LAT...LON 4100 10184 4088 10173 4074 10204 4099 10204
TIME...MOT...LOC 2209Z 263DEG 13KT 4088 10186

$$

KAR

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 3:47 PM MDTTornado WarningLBFKeith43 min
Jul 14, 4:00 PM MDTSevere Thunderstorm WarningLBFKeith45 min
Jul 14, 4:16 PM MDTSevere Thunderstorm WarningLBFKeith, Lincoln, Perkins44 min
Jul 14, 5:01 PM MDTSevere Thunderstorm WarningLBFLincoln44 min
Jul 14, 5:20 PM MDTSevere Thunderstorm WarningLBFLincoln40 min
Jul 14, 5:39 PM MDTSevere Thunderstorm WarningLBFCuster, Lincoln, Logan, McPherson51 min
Jul 14, 5:59 PM MDTSevere Thunderstorm WarningLBFFrontier, Lincoln31 min

Nearby

Tornado Warnings in Nebraska, 2008Every tornado warning in 2008Tornadoes in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.