Alert archive / Texas / Tornado Warnings in 1990

Tornado Warning 5, NWS Lubbock, TX

August 3, 1990Yoakum County, Texas

NWS Lubbock, TX issued this tornado warning at Aug 3, 1990, 7:05 PM CDT for Yoakum County, Texas. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Aug 3, 1990, 7:05 PM CDT (00:05 UTC)
Expired
Aug 3, 1990, 7:30 PM CDT
In force
25 min
Issued by
NWS Lubbock, TX
Area
Whole counties

County Yoakum 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

Midland Regional, TX (KMAF), launched 00:00Z, 0.1 hours before the alert went out and 148 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, Midland Regional, TX at 00:00Z on 1990-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 541 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, Midland Regional, TX at 00:00Z on 1990-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 194 square meters per square second.1939Sfc1 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
541 J/kg
Mixed-layer CIN
-93 J/kg
Mixed-layer LCL
1751 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
194 m²/s²
0-3 km storm-relative helicity
369 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 040006
TORLBB
TXC501-040030-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
705 PM CDT FRI AUG 3 1990
 
THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  730 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST TEXAS
 
   ...NORTHERN YOAKUM COUNTY
 
AT 700 PM THE DEPARTMENT OF PUBLIC SAFETY IN PLAINS REPORTED A
TORNADO ON THE GROUND ALONG THE YAOKUM/COCHRAN COUNTY
LINE...MOVING TO THE SOUTHEAST.
 
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.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITBH YOUR HANDS.

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, Aug 3, 3:42 PM CDT, 3 hours 23 minutes before
TXZ007-008-009-010-011-012-032145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
341 PM CDT FRI AUG 3 1990

...STRONG THUNDERSTORMS ARE MOVING TOWARD THE NORTHERN SOUTH
   PLAINS...

AT 330 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
THUNDERSTORMS WITH VERY HEAVY RAIN FROM NEAR TULIA TO NORTH OF
CLOVIS. MOVEMENT WAS SOUTHEAST AT 20 MILES AN HOUR.

OTHER THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDED ACROSS MOTLEY
AND COTTLE COUNTIES. MOVEMENT WAS EAST AT 10 MILES AN HOUR.

THESE THUNDERSTORMS MAY PRODUCE LOCALLY HEAVY RAINFALL...
RESULTING IN FLOODING OF LOW-LYING AREAS. STRONG GUSTY WINDS...
DEADLY LIGHTNING...AND HAIL MAY ALSO ACCOMPANY THE STORMS.

PERSONS ACROSS THE NORTHERN SOUTH PLAINS SHOULD REMAIN ALERT
TO WEATHER DEVELOPMENTS AND BE PREPARED TO MOVE TO A PLACE OF
SAFETY AS THE STORMS APPROACH.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO OR TV FOR THE
LATEST WEATHER INFORMATION.
K
GW
Special weather statement, Aug 3, 6:17 PM CDT, 48 minutes before
TXZ007>012-040030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
615 PM CDT FRI AUG 3 1990

...STRONG THUNDERSTORMS OVER NORTHERN LUBBOCK COUNTY...

AT 600 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A COUPLE
OF STRONG THUNDERSTORMS IN THE VICINITY OF LUBBOCK INTERNATIONAL
AIRPORT. ONE WAS LOCATED ABOUT 5 MILES EAST OF THE AIRPORT AND
THE OTHER ABOUT 3 MILES WEST OF THE AIRPORT.

THESE STORMS WERE PRODUCING VERY HEAVY RAINFALL...STRONG GUSTY
WINDS...OCCASIONAL CLOUD TO GROUND LIGHTNING...AND LIKELY SOME
SMALL HAIL. IN THE VICINITY OF THE STORMS...VISIBILITY WAS ALSO
BEING REDUCED SOMEWHAT DUE TO BLOWING DUST.

THE THUNDERSTORMS WERE MOVING SLOWLY SOUTHEAST AT AROUND 10 MPH.
PORTIONS OF THE CITY OF LUBBOCK MAY EXPERIENCE BRIEF HEAVY RAIN...
STRONG GUSTY WINDS...AND SMALL HAIL UNTIL AROUND 730 PM THIS EVENING.

LISTEN TO NOAA WEATHER RADIO FOR UPDATED INFORMATION AND POSSIBLE
WARNINGS.

DB

Nearby

Tornado Warnings in Texas, 1990Every tornado warning in 1990Tornadoes in 1990

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.