Alert archive / Texas / Tornado Warnings in 1986

Tornado Warning 8, NWS Amarillo, TX

May 16, 1986Donley County, Texas

NWS Amarillo, TX issued this tornado warning at May 16, 1986, 6:43 PM CDT for Donley County, Texas. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
May 16, 1986, 6:43 PM CDT (23:43 UTC)
Expired
May 16, 1986, 7:45 PM CDT
In force
62 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Donley 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 12:00Z, 11.7 hours before the alert went out and 86 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 12:00Z on 1986-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2600 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 12:00Z on 1986-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 174 square meters per square second.193958Sfc1 km3 km6 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
2600 J/kg
Mixed-layer CIN
-330 J/kg
Mixed-layer LCL
1833 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
174 m²/s²
0-3 km storm-relative helicity
200 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 
TTAA00 KAMA 162343
TORAMA
TXC129-170045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
643 PM CDT FRI MAY 16 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF

PANHANDLE OF TEXAS...DONLEY

AT 633 PM CDT CLARENDON POLICE REPORTED A TORNADO 15 MILES
SOUTH OF CLARENDON TEXAS. RADAR INDICATES A POSSIBLE TORNADO
IN THIS SAME LOCATION.  MOVEMENT WAS NORTHEAST AT 20 MILE
AN HOUR.

 IF YOU ARE IN THE PATH OF THIS TORNADO..GO TO A
 BASEMENT SHELTER OR A CENTRAL INTERIOR ROOM ON
 THE LOWEST FLOOR. ABANDON CARS AND MOBILE HOMES
 FOR A REINFORCED BUILDING.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 16, 4:32 PM CDT, 2 hours 11 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
 430 PM CDT FRI MAY 16 1986
 ...TORNADO WATCH NUMBER 180 IN EFFECT FROM 430 PM CDT UNTI 1100 PM
CDT FOR THE EASTERN TWO THIRDS OF THE TEXAS PANHANDLE...

AT 425 PM CDT AMARILLO RADAR INDICATED A LARGE VERY HEAVY THUNDER
STORM JUST NORTHEAST OF GROOM..OR 20 MILES SOUTH OF PAMPA TEXAS.
MOVEMENT WAS NORTH AT 15 MILES AN HOUR. THIS STORM MAY CONTAIN
STRONG GUSTY WINDS..SMALL HAIL..AND VERY HEAVY RAINFALL.

ANOTHER VERY HEAVY THUNDERSTORM WAS LOCATED IN NORTHEAST NEW MEXICO..
MIDWAY BETWEEN CLAYTON AND TUCUMCARI. MOVEMENT NORTHEAST AT 15 MILES
AN HOUR.

SCATTERED SHOWERS AND THUNDERSTORMS WERE ALSO DEVELOPING OVER THE
SOUTHEAST TEXAS PANHANDLE..TO THE WEST AND SOUTHWEST OF CHILDRESS.

PERSONS IN THE WATCH AREA SHOULD REMAIN ALERT AND LISTEN FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.

The office that day

Everything else NWS Amarillo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 5:02 PM CDTSevere Thunderstorm WarningAMAGray, Wheeler58 min
May 16, 5:51 PM CDTSevere Thunderstorm WarningAMADonley, Wheeler69 min
May 16, 6:12 PM CDTTornado WarningAMABriscoe63 min
May 16, 6:25 PM CDTTornado WarningAMAArmstrong, Swisher65 min

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.