Flash Flood Warning 54, NWS Austin/San Antonio, TX

Issued

May 20, 1992, 8:30 AM CDT (13:30 UTC)

Expired

May 20, 1992, 2:30 PM CDT

In force

6 hr

Issued by

NWS Austin/San Antonio, TX

Area

Whole counties

County Val Verde County, TX

000 
TTAA00 KDRT 201347 COR
FFWDRT
TXC465-201930-

BULLETIN - EBS ACTIVATION REQUESTED...CORRECTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DEL RIO TX
830 AM CDT WED MAY 20 1992

THE NATIONAL WEATHER SERVICE IN DEL RIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  230 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...

IN SOUTH CENTRAL TEXAS

   ...VAL VERDE COUNTY

AT 830 AM CDT RADAR CONTINUED TO SHOW AN AREA OF SHOWERS AND
THUNDERSTORMS ACROSS MUCH OF THE WESTERN HALF OF VAL VERDE COUNTY.
THIS AREA WAS ABOUT 50 MILES WIDE AND EXTENDED FROM 75 MILES SOUTH
SOUTHWEST OF DEL RIO NORTH TO 10 MILES WEST OF DEL RIO TO NEAR OZONA
IN CROCKETT COUNTY. MOVEMENT WAS SLOWLY TO THE NORTH AT 10 MPH.

SHERIFF DEPUTY AT COMSTOCK...30 MILES NORTHWEST OF DEL RIO...REPORTED
2.50 INCHES OF RAIN WITH HEAVY RAINFALL IN THE AREA.  THE HIGHWAY
DEPARTMENT HAS CLOSED HIGHWAY 163 NORTH OUT OF COMSTOCK DUE TO HIGH
WATER ACROSS THE ROAD.  PANDALE...IN THE NORTHWEST CORNER OF VAL VERDE
COUNTY...REPORTED 1.45 INCH OF RAIN.  AS THE STORMS TO THE SOUTH MOVE
SLOWLY TO THE NORTH OVER THE SAME GROUND THE LIKLEYHOOD OF FLASH
FLOODING WILL INCREASE.

MOTORISTS AND RANCHERS DRIVING IN CENTRAL AND WESTERN VAL VEREDE
COUNTY...ESPECIALY IN THE COMSTOCK AREA...SHOULD BE ALERT TO THE DANGER
OF FLASH FLOODING OF DRAWS...RANCH ROADS AND HIGHWAYS.

BOATERS ON LAKE AMISTAD SHOULD BE ALERT FOR SUDDEN GUSTY WINDS AND
DANGEROUS LIGHTNING FROM THE THUNDERSTORMS.  FISHERMEN ON THE DEVILS
AND PECOS RIVERS SHOULD BE PREPARED TO MOVE TO HIGHER GROUND IF THE
RIVERS BEGIN TO RISE.

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 SbTREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING
WATER MOVE UP TO HIGHER GROUND.

STAY TUNED TO YOUR NOAA WEATHER RADIO...LOCAL RADIO STATIONS AND CABLE
TV FOR ADDITIONAL STATEMENTS OR WARNINGS.  NNNN

NWS Austin/San Antonio, TX wrote its last area forecast discussion before this flash flood warning went out at May 19, 3:05 PM CDT, 17 hours 25 minutes earlier.

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON, TX
200 PM CDT TUE MAY 19 1992

ALL MODELS ARE INDICATING A CONTINUED WEAKENING OF H7/H5 LOW OVER CNTRL
TX...WITH INSTABILITY AXIS PULLING UP TO NW OVER THE NEXT 36 HOURS.  THIS
WILL DCRS TSTM ACTIVITY IN ALL AREAS OF FA XCPT HILL COUNTRY.  MODELS NOT
AS CLEAR ON LAST PD...WITH HANDLING OF H5 OVR GULF UNCERTAIN.  WILL GO
WITH MOS POPS FOR MOST OF FCST PD...XCPT A CATEGORY HIR IN LAST PD FOR
BRO/CRP DUE TO UNCERTAIN EVOUTION OF H5 CYCLOGENESIS OVR GULF.  SINCE
ATMOS HAS GONE VIRTUALLY BAROTROPIC FOR FORSEEABLE FUTURE... WILL HAVE
PERSISTENCE TEMP FCST... MODERATED IN 2ND PD PRINCIPALLY BY CLD COVER...
BUT ALSO BY EVAP OVR SOME SRN PTNS.A  XPCT A FEW HEAVY RAFL EVENTS TO
CONT THIS EVENING OVR PTS OF S TX AND HILL COUNTRY...BUT NOT WIDESPREAD
ENUF TO WARRANT FFA.

SEA

.SETX...NONE

In the hours before

TXZ054-201330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
640 AM CDT WED MAY 20 1992

AT 635 AM CDT RADAR SHOWED A 50 MILE WIDE AREA OF SHOWERS AND
THUNDERSTORMS FROM 75 MILES SOUTH SOUTHWEST OF DEL RIO EXTENDING NORTH
TO 10 MILES WEST OF DEL RIO TO OZONA IN CROCKETT COUNTY.  THUNDERSTORMS
WITH RAINFALL RATES OF 1 TO 2 INCHES AN HOUR WERE LOCATED ALONG FARM TO
MARKET ROAD 1024 ABOUT 15 MILES SOUTHEAST OF PANDALE IN NORTHWEST VAL
VERDE COUNTY. MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE
NORTH AT 10 MILES AN HOUR.

AS THE RAIN MOVES NORTH OVER THE SAME AREA FOR THE NEXT FEW HOURS
FLOODING OF LOW WATER CROSSINGS AND LOW LYING AREAS THROUGHOUT WESTERN
VAL VERDE COUNTY IS LIKELY. MOTORISTS ARE URGED TO USE EXTREME CAUTION
WHILE DRIVING IN THIS AREA. DO NOT ATTEMPT TO DRIVE THROUGH FLOODED LOW
WATER CROSSINGS.

BOATERS ON LAKE AMISTAD AND AREA RIVERS SHOULD BE ALERT FOR SUNDDEN

SUDDEN GUSTY WINDS AND DANGEROUS LIGHTNING WITH THE THUNDERSTORMS.

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

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.