Alert archive / Texas / Tornado Warnings in 1987

Tornado Warning 16, NWS Lubbock, TX

September 9, 1987Hockley County, Lubbock County, Texas

NWS Lubbock, TX issued this tornado warning at Sep 9, 1987, 7:35 PM CDT for Hockley County, Lubbock County, Texas. It was in force for 55 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 9, 1987, 7:35 PM CDT (00:35 UTC)
Expired
Sep 9, 1987, 8:30 PM CDT
In force
55 min
Issued by
NWS Lubbock, TX
Area
Whole counties

Counties Hockley County, TX, Lubbock County, TX

The radar

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

What was reported inside it

TimeReportWhereRemark
Sep 9, 7:35 PM CDTTornado F0Hockley, TX
Sep 9, 8:00 PM CDTHail 2.75Hockley, TX
Sep 9, 8:18 PM CDTThunderstorm Wind 70Hockley, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.6 hours before the alert went out and 184 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 1987-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 390 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, Amarillo Airport, TX at 00:00Z on 1987-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 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
390 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
2273 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 100035
TORLBB
TXC219-303-100130-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
735 PM CDT WED SEP 9 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL  830 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHWEST TEXAS
          ...HOCKLEY...LUBBOCK
 
 
AT 735 PM CDT SKYWARN STORM SPOTTERS OBSERVED A TORNADO 1/2 MILE
NORTH OF SMYER MOVING SOUTHEAST. DURING THE PAST 10 MINUTES A SPOTTER
REPORTED POWER POLE AND STRUCTURAL DAMAGE BETWEEN 3 AND 5 MILES NORTH
OF SMYER.
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.

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, Sep 9, 5:00 PM CDT, 2 hours 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
500 PM CDT WED SEP 9 1987

...THUNDERSTORMS DEVELOPING RAPIDLY OVER THE NORTHWEST SOUTH PLAINS...

AT 455 PM CDT...SHOWERS AND THUNDERSTORMS...SOME VERY STRONG...WERE
DEVELOPING ACROSS THE NORTHWEST PART OF THE TEXAS SOUTH PLAINS. THE
STRONGEST STORM WAS IN LAMB COUNTY...ABOUT 10 MILES NORTH NORTHEAST
OF LITTLEFIELD.  ANOTHER STRONG THUNDERSTORM WAS OVER LITTLEFIELD.
ACTIVITY WAS MOVING EAST SOUTHEAST AT AROUND 15 MILES AN HOUR.

THUNDERSTORMS ARE LIKELY TO INCREASE ACROSS THE SOUTH PLAINS TONIGHT
AS A POTENT UPPER LEVEL DISTURBANACE MIGRATES ACROSS THE REGION. THE
LAMB COUNTY STORMS ARE THE VANGUARD OF NUMEROUS THUNDERSTORMS THAT
SHOULD AFFECT THE AREA...WITH SOME HEAVY RAINFALL...SMALL HAIL AND
STRONG GUSTY WIND EXPECTED.  SOUTH PLAINS RESIDENTS ARE ADVISED THAT
SOME FLOODING OF LOW AREAS IS LIKELY...SINCE REPEATED RAINS DURING
THE PAST SEVERAL DAYS HAVE LEFT THE GROtUND QUITE MOIST ALREADY.

PERIODIC STATEMENTS WILL BE ISSUED AS THIS WEATHER SITUATION DEVELOPS.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 9, 7:07 PM CDTTornado WarningLUBHockley38 min
Sep 9, 7:16 PM CDTSevere Thunderstorm WarningLUBLamb59 min
Sep 9, 7:47 PM CDTTornado WarningLUBLamb58 min
Sep 9, 8:09 PM CDTSevere Thunderstorm WarningLUBLynn, Terry66 min
Sep 9, 8:26 PM CDTSevere Thunderstorm WarningLUBHockley, Lubbock49 min
Sep 9, 10:10 PM CDTSevere Thunderstorm WarningLUBLynn40 min

Nearby

Tornado Warnings in Texas, 1987Every tornado warning in 1987Tornadoes in 1987

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.