Alert archive / Texas / Flash Flood Warnings in 1992

Flash Flood Warning 13, NWS Lubbock, TX

June 11, 1992Lubbock County, Texas

NWS Lubbock, TX issued this flash flood warning at Jun 11, 1992, 11:05 PM CDT for Lubbock County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 11, 1992, 11:05 PM CDT (04:05 UTC)
Expired
Jun 12, 1992, 2:15 AM CDT
In force
3 hr
Issued by
NWS Lubbock, TX
Area
Whole counties

County Lubbock County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 4.1 hours before the alert went out and 180 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 1992-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 418 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 1992-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 square meters per square second.19395878Sfc1 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
418 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
1534 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 120412
FFWLBB
TXC303-120715-

BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
1105 PM CDT THU JUN 11 1992

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 200 AM CDT FOR
PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTHWEST TEXAS

   ...LUBBOCK COUNTY

AT 1100 PM CDT REPORTS FROM SOUTHERN PORTIONS OF LUBBOCK COUNTY...AND
FROM THE SOUTHERN PART OF THE CITY OF LUBBOCK INDICATED RAINFALL
AMOUNTS OF TWO INCHES OR MORE DURING THE EVENING. RADAR AND SATELLITE
OBSERVATIONS HAVE ALSO INDICATED HEAVY RAINFALL ACROSS THE AREA
DURING THE EVENING.
LAW ENFORCEMENT OFFICIALS REPORT THAT PORTIONS OF HIGHWAYS 1585 AND
179 IN THE SOUTHERN PART OF THE COUNTY ARE UNDERWATER.  REPORTS FROM
THE SOUTHERN PORTION OF THE CITY OF LUBBOCK INDICATE FLOODING OF
STREETS AND LOW-LYING AREAS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO 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, 5:36 PM CDT, 5 hours 29 minutes before
TXZ007-008-009-010-011-012-112330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
533 PM CDT THU JUN 11 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF THE SOUTH
PLAINS UNTIL MIDNIGHT CDT. THE FOLLOWING COUNTIES ON THE SOUTH
   PLAINS ARE INCLUDED IN THE WATCH: BAILEY...LAMB...HALE...FLOYD...
   MOTLEY...COCHRAN...HOCKLEY...LUBBOCK...CROSBY...DICKENS...
   YOAKUM...TERRY...LYNN...GARZA AND KENT...

AT 530 PM CDT NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED
THUNDERSTORMS HAD DEVELOPED RAPIDLY OVER THE WESTERN HALF OF THE
SOUTH PLAINS.  THE STRONGEST STORM ON THE SOUTH PLAINS WAS LOCATED
ABOUT 9 MILES EAST OF BROWNFIELD IN EXTREME EASTERN TERRY COUNTY.
OTHER THUNDERSTORMS HAD DEVELOPED NEAR THE TEXAS-NEW MEXICO STATE
LINE IN BAILEY AND COCHRAN COUNTIES.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITI0NS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN
THESE A^REAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

ADDITIONAL STATMENTS WILL BE ISSUED PERIODICALLY.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 7:00 PM CDTSevere Thunderstorm WarningLUBHale60 min
Jun 11, 7:09 PM CDTTornado WarningLUBHockley66 min
Jun 11, 7:13 PM CDTTornado WarningLUBHale62 min
Jun 11, 7:35 PM CDTSevere Thunderstorm WarningLUBLubbock55 min
Jun 11, 8:05 PM CDTTornado WarningLUBLubbock55 min
Jun 11, 8:24 PM CDTTornado WarningLUBHockley, Terry66 min
Jun 11, 8:35 PM CDTTornado WarningLUBHale55 min
Jun 11, 8:46 PM CDTSevere Thunderstorm WarningLUBLynn59 min
Jun 11, 8:50 PM CDTSevere Thunderstorm WarningLUBCrosby55 min
Jun 11, 9:31 PM CDTSevere Thunderstorm WarningLUBLubbock59 min
Jun 11, 9:53 PM CDTSevere Thunderstorm WarningLUBLynn67 min

Nearby

Flash Flood Warnings in Texas, 1992Every flash flood warning in 1992

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.