Flash Flood Warning 241, NWS Austin/San Antonio, TX

000 
WGUS74 KEWX 302150
FFSSAT
TXC013-302300-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
446 PM CDT WED JUN 30 2004

...A FLASH FLOOD WARNING CONTINUES UNTIL 600 PM CDT FOR ATASCOSA
COUNTY...

AT 450 PM CDT...SHOWER AND THUNDERSTORMS WERE INTENSIFYING. RAINFALL 
RATES WERE APPROACHING ONE INCH AN HOUR. WITH THE RAINS SPREADING 
ACROSS ATASCOSA COUNTY, AN ADDITIONAL ONE TO ONE AND A HALF INCHES 
OF RAIN CAN BE EXPECTED BY 6 PM. 

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
POTEET...PLEASANTON...JOURDANTON AND CHRISTINE.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE 
BANKS OF CREEKS AND STREAMS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN AUSTIN
SAN ANTONIO.

LAT...LON 2874 9874 2872 9837 2894 9828 2916 9876

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
300 PM CDT WED JUN 30 2004

.DISCUSSION...
A FLOOD WATCH FOR FLASH FLOODING IS IN EFFECT FOR THE EASTERN HALF OF
SOUTH CENTRAL TEXAS UNTIL 9PM THIS EVENING. THUNDERSTORMS CONTINUE TO
DEVELOP OVER THE SOUTHERN COUNTIES AND MOVE NORTHEAST. THESE STORMS
HAVE THE POTENTIAL TO DUMP ISOLATED HEAVY RAINS ON LOCALIZED AREAS.
FOR THIS REASON...THE WATCH HAS BEEN CONTINUED FOR THE EAST HALF.

AN ANALYSIS HAS WEAK RIDGING TO THE EAST GIVING WAY TO A STRONGER
RIDGE TO THE WEST WHICH IS BUILDING SOUTHEAST. THE UPPER LEVEL
PACIFIC MOISTURE TAP THAT HAS BEEN GLUED TO TEXAS IS BEING PUSHED
SLOWLY EASTWARD OUT OF THE SOUTH CENTRAL TEXAS FORECAST WARNING AREA.
A VERY SLOW CLEARING IS DEVELOPING OVER THE RIO GRANDE PLAINS REGION
AS SEEN BY VISIBLE SATELLITE.

MODEL GUIDANCE (GFS/ETA & ECMWF) HAVE BEEN IN AGREEMENT WITH THIS
RAIN ENDING AND CLEARING SCENARIO. MODELS DIFFER ON PRECIPITATION
PERCENTAGES REMAINING OVER THE REGION...BUT THE GENERAL TREND IS FOR
A RAINLESS WEEKEND AND PARTLY CLOUDY SKIES PREVAILING. WITH THE SUN
AVAILABLE AND A DOMINATE RIDGE INPLACE...LOOK FOR AFTERNOON
TEMPERATURES CLIMBING BACK INTO A MORE NORMAL READING.

WV/IR SATELLITE PICKS SHOW THE DRIER AIR FILTERING INTO WESTERN
TEXAS. KDFX RADAR SHOWS VERY LITTLE TO NO ECHOES OVER THE RIO
GRANDE PLAINS REGION. THE KEWX RADAR CONTINUES TO HAVE SCATTERED
THUNDERSTORMS OVER THE EAST HALF OF SOUTH CENTRAL TEXAS.

&&

.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY              74  91  74  94 /  30  30  20  20
AUSTIN BERGSTROM INTL AIRPORT  71  92  72  93 /  30  30  20  20
DEL RIO INTL AIRPORT           74  96  74  99 /  10  10   0   0
SAN ANTONIO INTL AIRPORT       74  92  74  94 /  20  20   0   0

&&

.EWX WATCHES/WARNINGS/ADVISORIES...FLOOD WATCH FOR FLASH FLOODING
IN EFFECT UNTIL 9PM THIS EVENING FOR EASTERN HALF OF SOUTH CENTRAL
TEXAS.

&&

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
600 AM CDT WED JUN 30 2004

TXZ171>173-183>194-202>209-217>225-228-011100-
ATASCOSA-BANDERA-BASTROP-BEXAR-BLANCO-BURNET-CALDWELL-COMAL-DEWITT-
DIMMIT-EDWARDS-FAYETTE-FRIO-GILLESPIE-GONZALES-GUADALUPE-HAYS-KARNES-
KENDALL-KERR-KINNEY-LAVACA-LEE-LLANO-MAVERICK-MEDINA-REAL-TRAVIS-
UVALDE-VAL VERDE-WILLIAMSON-WILSON-ZAVALA-
600 AM CDT WED JUN 30 2004

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...TODAY AND TONIGHT
A FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF SOUTH CENTRAL TEXAS AND
THE HILL COUNTY UNTIL 4 PM CDT THIS AFTERNOON. NUMEROUS SHOWERS AND
THUNDERSTORMS WILL CONTINUE TO PLAGUE THE AREA TODAY ONLY
AGGRAVATING FLASH FLOODING AND RIVER FLOODING.  ADDITIONAL RAIN
AMOUNTS COULD RUN 1 TO 3 INCHES WITH ISOLATED TOTALS UP TO 6 INCHES.
RAIN CHANCES WILL START TO DECREASE TONIGHT BUT FLOODING MAY
PERSIST.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
SOME RIVER FLOODING MAY CONTINUE. OTHERWISE...NO HAZARDOUS WEATHER
IS ANTICIPATED.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1133 AM CDT WED JUN 30 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

1001 AM     FLASH FLOOD      PEARSALL                28.89N 99.09W
06/30/2004                   FRIO               TX   CO-OP OBSERVER

            HIGHWAY 1581 SOUTH CLOSED.

&&

VL/DC

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
139 PM CDT WED JUN 30 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0500 AM     FLASH FLOOD      TARPLEY                 29.63N 99.28W
06/30/2004                   BANDERA            TX   EMERGENCY MNGR

            HIGHWAY 462 FROM TARPLEY TO HONDO CLOSED BECAUSE OF
            DEBRIS OVER THE ROAD.

0530 AM     FLASH FLOOD      TARPLEY                 29.63N 99.28W
06/30/2004                   BANDERA            TX   EMERGENCY MNGR

            HIGHWAY 470 BETWEEN BANDERA AND TARPLEY AT THE MEDINA
            RIVER BRIDGE CLOSED.

&&

VL/DC