Alert archive / Texas / Flash Flood Warnings in 1989

Flash Flood Warning 13, NWS Lubbock, TX

June 12, 1989Cottle County, Texas

NWS Lubbock, TX issued this flash flood warning at Jun 12, 1989, 4:16 AM CDT for Cottle County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 12, 1989, 4:16 AM CDT (09:16 UTC)
Expired
Jun 12, 1989, 7:15 AM CDT
In force
3 hr
Issued by
NWS Lubbock, TX
Area
Whole counties

County Cottle 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, 9.3 hours before the alert went out and 182 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 1989-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1774 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 1989-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 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
1774 J/kg
Mixed-layer CIN
-98 J/kg
Mixed-layer LCL
1519 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 120918
FFWLBB
TXC101-121215-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
416 AM CDT MON JUN 12 1989
 
THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  715 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHWEST TEXAS
          ...COTTLE
 
AT 415 AM CDT...RADAR INDICATED A LARGE AREA OF THUNDERSTORMS WITH
HEAVY RAINFALL CROSSING AND MOVING INTO COTTLE COUNTY. SEVERAL STORMS
HAVE ALREADY MOVED ACROSS THE AREA DURING THE PAST SEVERAL HOURS...AND
THE GROUND IS SATURATED. THE ADDITIONAL RAINFALL WITH THESE STORMS
WILL INDUCE FLASH FLOODING.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TOe HIGHER GROUND.

What forecasters said that day

The local office's own words before this flash flood 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, Jun 11, 11:34 PM CDT, 4 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
1132 PM CDT SAT JUN 10 1989

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM CDT FOR HALE...
   FLOYD...MOTLEY...AND COTTLE COUNTIES...

AT 1130 PM CDT THERE WERE NO SHOWERS OR THUNDERSTORMS ON THE SOUTH
PLAINS.

RADAR WAS INDICATING AN AREA OF INTENSE THUNDERSTORMS OVER THE
SOUTHEAST PORTION OF THE PANHANDLE. A FEW OF THESE WERE SEVERE AND
CONTAINED VERY HEAVY RAIN. THESE STORMS WERE MOVING TO THE SOUTHEAST
AT 20 MPH AND MAY THREATEN THE NORTHEAST PORTION OF THE SOUTH PLAINS
WITHIN THE NEXT COUPLE OF HOURS.

KEEP LISTENING FOR LATER STATEMENTS OR POSSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 1:04 AM CDTSevere Thunderstorm WarningLUBCottle, Motley56 min

Nearby

Flash Flood Warnings in Texas, 1989Every flash flood warning in 1989

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.