Flash Flood Warning 55, NWS Austin/San Antonio, TX

Issued

May 20, 1992, 2:00 PM CDT (19:00 UTC)

Expired

May 20, 1992, 4:55 PM CDT

In force

3 hr

Issued by

NWS Austin/San Antonio, TX

Area

Whole counties

County Val Verde County, TX

000 
TTAA00 KDRT 201858
FFWDRT
TXC465-210100-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DEL RIO TX
200 PM CDT WED MAY 20 1992

THE NATIONAL WEATHER SERVICE IN DEL RIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  800 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...

IN SOUTH CENTRAL TEXAS

   ...VAL VERDE COUNTY

AT 145 PM CDT SHOWERS AND THUNDERSTORMS CONTINUED ACROSS VAL VERDE
COUNTY.  THE INTENSITY OF RAINFALL HAD DECREASED SOMEWHAT DURING THE
PAST TWO HOURS BUT SHOWS SIGNS OF BECOMING HEAVIER SOUTH OF DEL RIO.
THE LARGER AREA OF RAIN EXTENDS FROM 70 MILES SOUTH SOUTHEAST OF DEL
RIO NORTH TO OZONA IN CROCKETT COUNTY. MOVEMENT WAS TO THE NORTH AT 12
MPH.

RAINFALL HAS VARIED ACROSS VAL VERDE COUNTY WITH OVER THREE INCHES OF
RAIN REPORTED IN COMSTOCK...30 MILES NORTHWEST OF DEL RIO. THE
NORTHWEST CORNER OF THE COUNTY RECEIVED OVER TWO INCHES OF RAIN WITH
MANY AREAS IN BETWEEN REPORTING OVER ONE AND A HALF INCHES OF RAINFALL.

HIGHWAYS 163N AND FM ROAD 1024 REMAIN CLOSED TO TRAFFIC BECAUSE OF HIGH
WATER ACROSS THE HIGHWAYS JUST NORTH OF COMSTOCK. HIGHWAY 163N HAD
NEARLY 2.5 FEET OF WATER ACROSS LOW WATER CROSSINGS SHORTLY AFTER 930 AM
WITH THE WATER LEVEL FALLING SINCE THEN. THE DEVILS RIVER 30 MILES NORTH
OF COMSTOCK HAS RISEN TO 5.3 FEET BUT WAS NOT ACROSS THE HIGHWAY BRIDGE
AT THIS TIME.

FISHERMEN ON LAKE AMISTAD SHOULD BE ALERT FOR DANGEROUS LIGHTNING AND
BRIEF GSUTY WINDS NEAR THUNDERSTORMS AND BE READY TO SEEK SHELTER.

MOTORISTS SHOULD BE ALERT FOR SUDDEN DOWNPOURS OF RAIN THAT COULD FLODD
MORE LOW WATER CROSSINGS.  MINOR STREET FLOODING WILL OCCUR IN DEL RIO
AS THE THAS THE THUNDERSTORMS PASS THROUGH.

PERSONS SHOULD STAY TUNED TO THE NJOAA WEATHER RADIO...TV AND LOCAL
COMMERICAL RADIO FOR THE LATEST STATEMENTS OR WARNINGS.

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, 22 hours 55 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

TXZ035-038>040-201700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1100 AM CDT WED MAY 20 1992

...SHOWERS AND THUNDERSTORMS MOVING ACROSS BEXAR COUNTY...

AT 1100 AM...SCATTERED SHOWERS AND THUNDERSTORMS...SOME PRODUCING BRIEF
HEAVY RAIN WERE MOVING ACROSS BEXAR COUNTY AND PARTS OF SOUTH CENTRAL
TEXAS AND INTO THE COASTAL BEND AREA.  THE THUNDERSTORMS WITH THE HEAVIEST
RAINS WERE LOCATED OVER NORTHWEST AND WEST PORTIONS OF THE SAN ANTONIO
METROPOLITAN AREA AND NEAR STOCKDALE.  THE LARGE AREA OF SHOWERS AND STORMS
WAS FROM COMFORT TO NEAR AUSTIN...THEN EXTENDING SOUTHEAST TO THE MIDDLE
TEXAS COAST.  MOVEMENT WAS TOWARD THE NORTH AND NORTHWEST AT 10 TO 15 MPH.

ABUNDANT MOISTURE IN THE ATMOSPHERE WILL PRODUCE BRIEF HEAVY RAINFALL AND
FREQUENT LIGHTNING AS THE MAIN THREATS FROM THESE THUNDERSTORMS.  THE RAINS
ARE MOVING ACROSS ALREADY RAIN-SOAKED AREAS OF SOUTH CENTRAL TEXAS...RAISING
THE POTENTIAL FOR LOCALIZED FLOODING OF LOW-LYING AREAS...STREETS...AND
ESPECIALLY LOW-WATER CROSSINGS.

THE NATIONAL WEATHER SERVICE WILL KEEP YOU UPDATED ON DEVELOPING WEATHER
CONDITIONS...SO STAY TUNED TO YOUR NOAA WEATHER RADIO.

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.