FFASJU PRZ007>011-182200- URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SAN JUAN PR 350 PM AST SAT SEP 18 2004 ...FLOOD WATCH FOR FLASH FLOODING IN EFFECT UNTIL THIS EVENING... ...THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A FLOOD WATCH FOR FLASH FLOODING EFFECTIVE UNTIL 600 PM AST THIS EVENING. THE WATCH INCLUDES ALL MUNICIPALITIES IN THE FOLLOWING AREAS... IN PUERTO RICO... MAYAGUEZ AND VICINITY...NORTHWEST...PONCE AND VICINITY...SOUTHWEST AND WESTERN INTERIOR. AT 338 PM AST WEATHER SERVICE DOPPLER RADAR INDICATED MODERATE RAIN STILL OCCURRING OVER PART OF THESE MUNICIPALITIES. SINCE THE GROUND OVER THIS AREA A FLOOD WATCH FOR FLASH FLOODING MEANS THAT CONDITIONS ARE FAVORABLE FOR HEAVY RAIN ACROSS THE WATCH AREA...WHICH MAY LEAD TO FLOODING. IF YOU ARE IN THE WATCH AREA...CHECK YOUR PREPAREDNESS REQUIREMENTS... ESPECIALLY IF YOU HAVE INTERESTS ALONG AREA RIVERS. KEEP INFORMED... AND BE READY FOR QUICK ACTION IF FLOODING IS OBSERVED OR IF A FLASH FLOOD WARNING IS ISSUED. PEOPLE IN THE WATCH AREA SHOULD CONTINUE TO BE AWARE OF THE POSSIBILITY FOR HEAVY RAINFALL. AVOID LOW LYING AREAS...AND BE CAREFUL WHEN APPROACHING HIGHWAY DIPS AND UNDERPASSES. THE HEAVY RAIN COULD ALSO CAUSE MUDSLIDES IN AREAS OF STEEP TERRAIN. STAY TUNED TO NOAA WEATHER RADIO...LOCAL TV...RADIO OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS AND POSSIBLE WARNINGS. THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION...IS AVAILABLE ON THE WEB AT HTTP://WWW.SRH.NOAA.GOV/SJU OR AT HTTP://WEATHER.GOV. $$