Alert archive / Texas / Flash Flood Warnings in 1994

Flash Flood Warning 2, NWS Lubbock, TX

May 11, 1994Lubbock County, Texas

NWS Lubbock, TX issued this flash flood warning at May 11, 1994, 10:45 AM CDT for Lubbock County, Texas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
May 11, 1994, 10:45 AM CDT (15:45 UTC)
Expired
May 11, 1994, 12:45 PM CDT
In force
2 hr
Issued by
NWS Lubbock, TX
Area
Whole counties

County Lubbock County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 3.8 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 12:00Z on 1994-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1994-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1167 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
3 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 111546
FFWLBB
TXC303-111745-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
1045 AM CDT WED MAY 11 1994
 
THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL 1245 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST TEXAS
 
   ...LUBBOCK COUNTY
 
AT 1044 AM CDT NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM JUST SOUTHWEST OF WOLFFORTH. THE STORM WAS MOVING NORTH
NORTHEAST AT 20 MILES AN HOUR. HAIL UP TO ONE INCH IN DIAMETER IS
POSSIBLE WITH THIS STORM. IN ADDITION...HEAVY RAINFALL MAY CAUSE FLASH
FLOODING.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, May 11, 5:57 AM CDT, 4 hours 48 minutes before
TXZ027>043-111255-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
557 AM CDT WED MAY 11 1994

...SEVERE THUNDERSTORM WARNING FOR NORTHERN KENT COUNTY EXPIRED...
...FLASH FLOOD WATCH TODAY AND TONIGHT FOR THE SOUTH PLAINS AND LOW
ROLLING PLAINS...

THE THUNDERSTORM WHICH PROMPTED THE SEVERE THUNDERSTORM WARNING FOR
NORTHERN KENT COUNTY HAS WEAKENED SINCE 5 AM...AND WAS MOVING EAST INTO
KING AND STONEWALL COUNTIES.  THE SEVERE THUNDERSTORM WARNING FOR
NORTHERN KENT COUNTY EXPIRED AT 530 AM.

AT 545 AM...SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY
RAIN...HAD MOVED EAST OF THE CAPROCK AND WERE AFFECTING MOTLEY...
COTTLE...DICKENS...AND KING COUNTIES.  THE HEAVIEST RAINFALL SINCE 430
AM WAS OVER CENTRAL DICKENS COUNTY...JUST NORTHEAST OF DICKENS.  SOME
FLOODING OF LOW LYING AREAS HAS LIKELY OCCURRED OVER PORTIONS OF
KENT...DICKENS...NORTHWEST KING...AND SOUTHERN SECTIONS OF MOTLEY AND
COTTLE COUNTIES.

OTHER SHOWERS AND THUNDERSTORMS WERE DEVELOPING OVER SOUTHEAST NEW
MEXICO.  THIS PRECIPITATION MAY AFFECT THE SOUTH PLAINS LATER THIS
MORNING...THEREFORE A FLASH FLOOD WATCH IS IN EFFECT SINCE THE GROUND
IS ALREADY SATURATED IN MANY AREAS FROM RAINFALL OVER THE PAST TWO DAYS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE 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.  ALLOW EXTRA TRAVEL TIME TO REACH YOUR
DESTINATION THIS MORNING DUE TO LOCALLY FLOODED ROADWAYS.

DB

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 12:27 AM CDTSevere Thunderstorm WarningLUBYoakum63 min
May 11, 1:32 AM CDTSevere Thunderstorm WarningLUBYoakum37 min
May 11, 1:45 AM CDTSevere Thunderstorm WarningLUBLubbock60 min
May 11, 1:52 AM CDTSevere Thunderstorm WarningLUBTerry68 min
May 11, 2:52 AM CDTSevere Thunderstorm WarningLUBTerry22 min
May 11, 2:52 AM CDTSevere Thunderstorm WarningLUBLynn68 min
May 11, 3:32 AM CDTSevere Thunderstorm WarningLUBLynn28 min
May 11, 4:31 AM CDTSevere Thunderstorm WarningLUBKent59 min
May 11, 4:31 AM CDTSevere Thunderstorm WarningLUBGarza35 min
May 11, 8:28 AM CDTSevere Thunderstorm WarningLUBYoakum47 min
May 11, 9:57 AM CDTFlash Flood WarningLUBTerry3 hr
May 11, 10:22 AM CDTSevere Thunderstorm WarningLUBTerry49 min
May 11, 10:45 AM CDTSevere Thunderstorm WarningLUBLubbock2 hr
May 11, 11:14 AM CDTFlash Flood WarningLUBLynn2 hr
May 11, 11:14 AM CDTSevere Thunderstorm WarningLUBLynn2 hr
May 11, 11:50 AM CDTSevere Thunderstorm WarningLUBGarza40 min
May 11, 12:49 PM CDTFlash Flood WarningLUBCrosby, Garza3 hr
May 11, 1:02 PM CDTFlash Flood WarningLUBLynn, Terry3 hr
May 11, 2:26 PM CDTFlash Flood WarningLUBDickens3 hr
May 11, 2:41 PM CDTFlash Flood WarningLUBLubbock3 hr
May 11, 3:36 PM CDTFlash Flood WarningLUBCrosby2 hr
May 11, 3:55 PM CDTFlash Flood WarningLUBLynn2 hr

Nearby

Flash Flood Warnings in Texas, 1994Every flash flood warning in 1994

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.