Alert archive / Nebraska / Tornado Warnings in 1994

Tornado Warning 18, NWS North Platte, NE

July 1, 1994Hooker County, Nebraska

NWS North Platte, NE issued this tornado warning at Jul 1, 1994, 3:38 PM MDT for Hooker County, Nebraska. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
Jul 1, 1994, 3:38 PM MDT (21:38 UTC)
Expired
Jul 1, 1994, 4:30 PM MDT
In force
52 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Hooker County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.6 hours before the alert went out and 98 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 1994-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2518 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 12:00Z on 1994-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
2518 J/kg
Mixed-layer CIN
-252 J/kg
Mixed-layer LCL
1213 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 012139
TORLBF
NEC091-012230-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
438 PM CDT (338 PM MDT) FRI JUL 1 1994
 
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  530 PM CDT (430 PM MDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL NEBRASKA
 
   ...HOOKER COUNTY
 
AT 435 PM CDT A TORNADO WAS REPORTED BY THE PUBLIC ABOUT 5 MILES SOUTH
OF MULLEN NE...ABOUT 60 MILES NORTH OF NORTH PLATTE NE. THE TORNADO WAS
MOVING SOUTHEAST AT ABOUT 15 MPH.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 8:55 PM MDTSevere Thunderstorm WarningLBFCedar, Knox55 min
Jul 1, 1:49 PM MDTSevere Thunderstorm WarningLBFMadison, Platte41 min
Jul 1, 2:29 PM MDTSevere Thunderstorm WarningLBFColfax, Madison, Platte, Stanton46 min
Jul 1, 2:29 PM MDTSevere Thunderstorm WarningLBFCuming46 min
Jul 1, 2:48 PM MDTSevere Thunderstorm WarningLBFCherry27 min
Jul 1, 3:43 PM MDTTornado WarningLBFThomas32 min
Jul 1, 3:52 PM MDTTornado WarningLBFLogan, McPherson53 min
Jul 1, 4:11 PM MDTSevere Thunderstorm WarningLBFAntelope, Garfield, Holt, Knox, Wheeler49 min
Jul 1, 4:37 PM MDTSevere Thunderstorm WarningLBFCuster68 min
Jul 1, 5:30 PM MDTSevere Thunderstorm WarningLBFMadison, Pierce, Stanton, Wayne60 min

Nearby

Tornado Warnings in Nebraska, 1994Every tornado warning in 1994Tornadoes in 1994

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.