Alert archive / Texas / Tornado Warnings in 1986

Tornado Warning 12, NWS Amarillo, TX

October 1, 1986Collingsworth County, Texas

NWS Amarillo, TX issued this tornado warning at Oct 1, 1986, 7:56 PM CDT for Collingsworth County, Texas. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Oct 1, 1986, 7:56 PM CDT (00:56 UTC)
Expired
Oct 1, 1986, 9:00 PM CDT
In force
64 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Collingsworth County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.9 hours before the alert went out and 133 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, Amarillo Airport, TX at 00:00Z on 1986-10-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1673 joules per kilogram.LCLEL10008507005003002001001 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, Amarillo Airport, TX at 00:00Z on 1986-10-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.1939587897117136Sfc1 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
1673 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
925 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
1.1
Supercell composite
6.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 020056
TORAMA
TXC087-020200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
ISSUED BY LUBBOCK TX
756 PM CDT WED OCT 1 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 900 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF

PANHANDLE OF TEXAS...COLLINGSWORTH

AT 750PM CDT GOLFBALL SIZE HAIL WAS REPORTED AT WELLINGTON
TEXAS. A TORNADO WAS REPORTED EANRLIER IN MEMPHIS WITH NO
DAMAGE REPORTED. MOVEMENT OF THE TORNADO WAS TO THE NORTHEAST
AT 35 MPH.

THIS IS A DANGEROUS STORM.  TAKE COVER IMMEDIATELY !

Nearby

Tornado Warnings in Texas, 1986Every tornado warning in 1986Tornadoes in 1986

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.