
742 
WGCA52 TJSJ 232050
FFWSJU
PRC009-019-021-035-041-045-051-057-105-135-137-240300-
/O.EXT.TJSJ.FF.W.0116.000000T0000Z-110824T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST TUE AUG 23 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     BAYAMON
     CIDRA
     CAYEY
     COMERIO
     AIBONITO
     BARRANQUITAS
     NARANJITO
     TOA ALTA
     DORADO
     GUAYAMA
     TOA BAJA

* UNTIL 1100 PM AST

* THIS IS A FLASH FLOOD EMERGENCY FOR COMERIO...HEADWATERS OF THE 
RIO DE LA PLATA BASIN.

* AT 440 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
CONTINUED BANDS OF SHOWERS WITH VERY HEAVY RAINS MOVING ACROSS DE LA 
PLATA BASIN. LOCAL LAW ENFORCEMENT OFFICIALS REPORTED EVACUATIONS 
FOR MANY RESIDENTS ALONG THE RIVER...THEREFORE A FLASH FLOOD 
EMERGENCY HAS BEEN EXTENDED FOR THE DE LA PLATA RIVER. ALSO...MORE 
WATER HAS BEEN RELEASED FROM THE DAMS SINCE THE EARLIER ISSUANCE.

FOR THE RIO DE LA PLATA FROM COMERIO TO TOA ALTA
     FLOOD STAGE COMERIO - 11 FEET. AT 440 PM AST...THE USGS        
     SENSOR INDICATED THE RIVERS STAGE WAS 12.33 FEET AT COMERIO.   
     MAJOR FLOODING CONTINUES.

     FLOOD STAGE TOA ALTA - 16 FEET. AT 440 PM AST...THE  USGS       
     SENSOR INDICATED THE RIVERS STAGE WAS 21.16 FEET AT TOA         
     ALTA. MAJOR FLOODING IS FORECAST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES. ADDITIONALLY...ROADS AND LANDS ALONG THE BANKS OF
CREEKS...STREAMS AND OTHER LOW LYING AND POOR DRAINAGE AREAS ARE
SUBJECT TO FLOODING. MOTORISTS ARE URGED TO AVOID ROADS WHERE
EXCESSIVE PONDING IS OBSERVED.

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.

&&

LAT...LON 1817 6631 1821 6624 1827 6623 1848 6629
      1847 6623 1830 6620 1818 6618 1812 6611
      1806 6609 1813 6632

$$

FC/AAS

ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
     HTTP://WWW.WEATHER.GOV/SANJUAN