FLOOD WATCH
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
427 AM CST FRI JAN 15 2010
...A FLASH FLOOD WATCH IS IN EFFECT TODAY THROUGH THIS EVENING
SOUTH AND EAST OF A LINE FROM BRACKETTVILLE TO BANDERA TO
BURNET...
.A LARGE UPPER LEVEL LOW PRESSURE SYSTEM OVER NORTHERN MEXICO WILL
DRAG SLOWLY EAST ACROSS SOUTH TEXAS TODAY THROUGH SATURDAY.
NUMEROUS BANDS OF SHOWERS AND THUNDERSTORMS WILL ROTATE AROUND
THIS LOW PRESSURE SYSTEM...SWEEPING NORTH TO NORTHWEST ACROSS
SOUTH CENTRAL TEXAS TODAY THROUGH LATE THIS EVENING. HEAVY RAINFALL
RATES OF 1 TO 3 INCHES PER HOUR WILL OCCUR WITHIN SOME OF THESE
CONVECTIVE BANDS OF SHOWERS AND THUNDERSTORMS. THE HEAVIEST RAINS
ARE EXPECTED TO DEVELOP BETWEEN 5 AM THIS MORNING AND 3 PM THIS
AFTERNOON. THE RAINS WILL END FROM WEST TO EAST ON SATURDAY.
TXC013-019-021-029-031-053-055-091-123-127-149-163-177-187-209-
255-259-271-285-287-323-325-453-463-491-493-507-152300-
/O.CON.KEWX.FF.A.0001.000000T0000Z-100116T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ATASCOSA-BANDERA-BASTROP-BEXAR-BLANCO-BURNET-CALDWELL-COMAL-
DEWITT-DIMMIT-FAYETTE-FRIO-GONZALES-GUADALUPE-HAYS-KARNES-KENDALL-
KINNEY-LAVACA-LEE-MAVERICK-MEDINA-TRAVIS-UVALDE-WILLIAMSON-WILSON-
ZAVALA-
INCLUDING THE CITIES OF...PLEASANTON...BANDERA...BASTROP...
SAN ANTONIO...BLANCO...BURNET...LOCKHART...NEW BRAUNFELS...
CUERO...CARRIZO SPRINGS...LA GRANGE...PEARSALL...GONZALES...
SEGUIN...SAN MARCOS...KARNES CITY...BOERNE...BRACKETTVILLE...
HALLETTSVILLE...GIDDINGS...EAGLE PASS...HONDO...AUSTIN...UVALDE...
GEORGETOWN...FLORESVILLE...CRYSTAL CITY
427 AM CST FRI JAN 15 2010
...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...
THE FLASH FLOOD WATCH CONTINUES FOR
* A PORTION OF SOUTH CENTRAL TEXAS...INCLUDING THE FOLLOWING
COUNTIES...ATASCOSA...BANDERA...BASTROP...BEXAR...BLANCO...
BURNET...CALDWELL...COMAL...DEWITT...DIMMIT...FAYETTE...FRIO...
GONZALES...GUADALUPE...HAYS...KARNES...KENDALL...KINNEY...
LAVACA...LEE...MAVERICK...MEDINA...TRAVIS...UVALDE...
WILLIAMSON...WILSON AND ZAVALA.
* THROUGH THIS EVENING
* BANDS OF SHOWERS AND THUNDERSTORMS WILL SWEEP NORTH TO NORTHWEST
ACROSS SOUTH CENTRAL TEXAS TODAY AND THIS EVENING IN ADVANCE OF
THE UPPER LEVEL STORM SYSTEM. LOCALLY HEAVY RAINFALL RATES OF 1
TO 3 INCHES PER HOUR WILL OCCUR WITHIN SOME OF THESE CONVECTIVE
BANDS. HEAVIEST RAINS ARE EXPECTED TO OCCUR FROM 5 AM THIS
MORNING THROUGH 3 PM THIS AFTERNOON. WIDESPREAD STORM TOTAL
RAINFALL AMOUNTS FROM 2 TO 4 INCHES ARE EXPECTED IN THE FLASH
FLOOD WATCH AREA. ISOLATED HIGHER AMOUNTS IN EXCESS OF 6 INCHES
ARE POSSIBLE...ESPECIALLY OVER AN AREA EXTENDING FROM NEAR
CAMPBELLTON AND CUERO...NORTHWEST TO THE GREATER SAN ANTONIO
METRO AREA.
* SINCE THE VEGETATION IS DORMANT AND THINNER IN JANUARY AND
EVAPORATION IS LESS DURING THE WINTER MONTHS...HEAVY RAINS WILL
RESULT IN MORE RAPID RUNOFF RESULTING IN FLOODING AT LOW WATER
CROSSINGS...IN LOW LYING AREAS...ON SMALL CREEKS AND
STREAMS...AND ON FLOOD PRONE STREETS IN URBAN AREAS. IN
ADDITION...SOME LARGER STREAMS AND RIVERS MAY BECOME FLOODED
LATER TODAY INTO SATURDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WATCH MEANS FLASH FLOODING IS POSSIBLE IN OR NEAR
THE WATCH AREA. IF YOU ARE IN THE WATCH AREA...PLAN NOW FOR WHAT
YOU WILL DO IF FLASH FLOODING DEVELOPS. STAY INFORMED AND BE
READY TO ACT IF YOU SEE FLOODING OR IF A FLASH FLOOD WARNING IS
ISSUED.
&&
