Alert archive / Texas / Flash Flood Warnings in 1989

Flash Flood Warning 2, NWS Lubbock, TX

May 31, 1989Hale County, Texas

NWS Lubbock, TX issued this flash flood warning at May 31, 1989, 8:16 PM CDT for Hale County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
May 31, 1989, 8:16 PM CDT (01:16 UTC)
Expired
Jun 1, 1989, 12:15 AM CDT
In force
4 hr
Issued by
NWS Lubbock, TX
Area
Whole counties

County Hale 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, 1.3 hours before the alert went out and 129 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 1989-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1285 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 1989-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939587897Sfc1 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
1285 J/kg
Mixed-layer CIN
-96 J/kg
Mixed-layer LCL
1315 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 010117
FFWLBB
TXC189-010515-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
816 PM CDT WED MAY 31 1989
 
THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1215 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHWEST TEXAS
          ...HALE
 
REPORTS OF FLOODING REPORTED OVER MANY PARTS OF HALE COUNTY.
CONTINUOUS REDEVELOPMENT WITH OCCASIONAL WEAKENING OF THE
THUNDERSTORMS IS EXPECTED FOR THE NEXT SEVERAL HOURS IN HALE
COUNTY.
 
 
 
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.

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 7:43 PM CDTSevere Thunderstorm WarningLUBHale, Lubbock77 min
May 31, 8:22 PM CDTTornado WarningLUBHale68 min
Jun 1, 4:00 PM CDTSevere Thunderstorm WarningLUBLubbock45 min
Jun 1, 5:06 PM CDTSevere Thunderstorm WarningLUBGarza, Lynn69 min
Jun 1, 5:41 PM CDTSevere Thunderstorm WarningLUBCochran64 min
Jun 1, 6:10 PM CDTSevere Thunderstorm WarningLUBGarza65 min
Jun 1, 6:45 PM CDTSevere Thunderstorm WarningLUBHockley60 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.