Flash Flood Warning 24, NWS JSJ

000 
WGCA52 TJSJ 271837 CCA
FFWSJU
PRC007-015-025-029-035-037-041-045-053-057-063-069-077-085-095-103-
109-123-129-151-271900-
/O.NEW.TJSJ.FF.W.0024.071027T1653Z-071027T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED...CORRECTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
100 PM AST SAT OCT 27 2007

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     FAJARDO
     CEIBA
     CAGUAS
     CIDRA
     CAYEY
     COMERIO
     AGUAS BUENAS
     JUNCOS
     GURABO
     SAN LORENZO
     LAS PIEDRAS
     ARROYO
     PATILLAS
     MAUNABO
     NAGUABO
     CANOVANAS
     GUAYAMA
     HUMACAO
     SALINAS
     YABUCOA

* UNTIL 300 PM AST

* AT 1255 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR AND LOCAL 
EMERGENCY MANAGERS CONTINUE TO INDICATE SHOWERS AND ISOLATED 
THUNDERSTORMS WITH HEAVY RAIN AFFECTING MOST OF THESE AREAS. 
ALSO...RIO FAJARDO REMAINS OUT OF ITS BANKS AND BLOCKING THE 
INTERSECTION OF ROAD 3 AND HIGHWAY 53 BETWEEN FAJARDO AND CEIBA. 
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE EXPECTED THROUGH 
300 PM AND THIS WILL RESULT IN NEW FLASH FLOODING OF LOW LYING 
AREAS...ROADS...RIVERS AND STREAMS...AND WILL FURTHER AGGRAVATE 
ONGOING FLOODING. IN ADDITION...MUDSLIDES ARE LIKELY OVER AREAS OF 
STEEP TERRAIN.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE 
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS 
SAFELY.

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 1829 6620 1829 6580 1799 6580 1793 6589
      1793 6600 1790 6603 1790 6620
TIME...MOT...LOC 1653Z 180DEG 0KT 1809 6600

$$

BCS

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
406 AM AST MON APR 23 2007

.SYNOPSIS...THE REMNANTS OF AN OLD FRONTAL BOUNDARY REMAIN NORTH
OF THE FORECAST AREA...PRODUCING ACTIVE WEATHER CONDITIONS THAT
SHOULD LINGER UNTIL AT LEAST WEDNESDAY. HIGH PRESSURE WILL BUILD
OVER THE WESTERN ATLANTIC FOR A SLIGHT INCREASE IN NORTHEAST
WINDS. AN EPISODE OF NORTH NORTHEAST SWELLS WILL INCREASE SEAS ON
MONDAY MAKING SMALL CRAFT ADVISORIES NECESSARY.

&&

.DISCUSSION...A FRONTAL BOUNDARY OVER THE AREA IS ASSOCIATED WITH
ABUNDANT MOISTURE THAT WILL CONTINUE TI RESULT IN NUMEROUS SHOWERS
AND ISOLATED THUNDERSTORMS OVER MOST OF THE AREA TODAY. THE
NORTHEAST WINDS ASSOCIATED WITH THIS FEATURE SHOULD CONTINUE TO
TRANSPORT MOISTURE ACROSS THE LOCAL ISLANDS UNTIL AT LEAST
WEDNESDAY. THE ABUNDANT MOISTURE AND LOW LEVELS SPEED CONVERGENCE
WILL RESULT IN NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS MAINLY ACROSS
THE NORTHERN HALF.

&&

.AVIATION...THE AREA OF NUMEROUS HEAVY SHOWERS AND ISOLATED
THUNDERSTORMS OVER THE ATLANTIC WATERS ARE LIKELY TO PRODUCE
REDUCED VISIBILITIES AND CEILINGS OVER THE LOCAL AIRPORTS IN
PUERTO RICO.

&&

.MARINE...SEA CONDITIONS WILL BE ROUGH ESPECIALLY OVER THE
ATLANTIC WATERS IN ASSOCIATION TO SOME NORTH TO NORTHEAST SWELLS
AND THE ACTIVE WEATHER EXPECTED OVER THE LOCAL WATERS.

&&

.HYDROLOGY...THE CHANCES FOR FLASH FLOODING ARE HIGH TODAY. THE
GROUND IS ALREADY SATURATED FROM PREVIOUS RAINS. THE PRECIPITATION
EXPECTED TODAY IS EXPECTED TO MOVE SLOWLY ACROSS THE NORTHERN
SECTIONS OF PUERTO RICO...CULEBRA...VIEQUES AND THE U.S. VIRGIN
ISLANDS.

&&

.CLIMATE...WITH THE PREVIOUS RAINS THE TOTAL PRECIPITATION UNTIL
YESTERDAY WAS 11.42 INCHES. THIS IS 1.47 INCHES ABOVE THE NORMAL
VALUE. 5.54 INCHES WERE OBSERVED UNTIL YESTERDAY AT THE LUIS MUNOZ
MARIN INTERNATIONAL AIRPORT. THIS IS 3.05 INCHES ABOVE THE NORMAL
VALUE OF 2.49 INCHES.

&&

.PRELIMINARY POINT TEMPS/POPS...
SJU  84  74  85  74 /  70  70  70  60
STT  83  76  82  76 /  70  70  50  40

&&

.SJU WATCHES/WARNINGS/ADVISORIES...
PR...FLASH FLOOD WATCH FROM 6 AM AST THIS MORNING THROUGH THIS
     EVENING FOR PRZ001>013.

VI...FLASH FLOOD WATCH FROM 6 AM AST THIS MORNING THROUGH THIS
     EVENING FOR VIZ001.

&&

11

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
630 AM AST MON APR 23 2007

PRZ001>013-AMZ710>750-241000-
630 AM AST MON APR 23 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO.

.TODAY AND TONIGHT...SCATTERED TO NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS ARE EXPECTED ACROSS THE AREA TODAY. URBAN AND SMALL
STREAM FLOODING IS LIKELY. DUE TO SATURATED GROUNDS FROM RECENT
RAINS...AREAS WITH HEAVY RAINFALL WILL QUICKLY LEAD TO MORE SERIOUS
FLOOD PROBLEMS ACROSS PARTS OF THE ISLAND. ADDITIONALLY...LANDSLIDES
WILL ALSO BE POSSIBLE. A FLASH FLOOD WATCH IS IN EFFECT FOR ALL
PUERTO RICO...CULEBRA...AND VIEQUES.

.DAYS TWO THROUGH SEVEN...MOIST AND UNSTABLE WEATHER CONDITIONS WILL
PREVAIL ACROSS THE LOCAL ISLANDS THROUGH WEDNESDAY...RESULTING IN
THE POTENTIAL FOR PERIODS OF HEAVY RAINFALL. SATURATED SOILS FROM
PREVIOUS RAINFALL COULD CAUSE FLOODING ACROSS STREAMS AND CREEKS
AS WELL AS URBAN AREAS...AND LOW LYING AND POOR DRAINAGE
LOCATIONS...AND ALSO MAINTAIN THE POSSIBILITY FOR MUDSLIDES ACROSS
STEEP TERRAIN.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY TODAY.

VIZ001-002-AMZ710>730-241000-
630 AM AST MON APR 23 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE U.S. VIRGIN ISLANDS.

.TODAY AND TONIGHT...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS
ARE EXPECTED ACROSS THE AREA TODAY. THE RESULTING RAINFALL MAY CAUSE
FLOODING OF URBAN AREAS...GUTS AND STREAMS...HIGHWAYS...STREETS AND
UNDERPASSES. ISOLATED AREAS COULD SEE MORE SIGNIFICANT FLOODING
PROBLEMS. DUE TO RECENT RAINS...LANDSLIDES WILL ALSO BE POSSIBLE. A
FLASH FLOOD WATCH IS IN EFFECT FOR SAINT THOMAS AND SAINT
JOHN...WHILE A FLASH FLOOD WATCH MAY BE ADDED FOR SAINT CROIX LATER
TODAY.

.DAYS TWO THROUGH SEVEN...MOIST AND UNSTABLE WEATHER CONDITIONS WILL
PREVAIL ACROSS THE LOCAL ISLANDS THROUGH WEDNESDAY...RESULTING IN
THE POTENTIAL FOR PERIODS OF HEAVY RAINFALL. SATURATED SOILS FROM
PREVIOUS RAINFALL COULD CAUSE FLOODING ACROSS STREAMS AND CREEKS...
AS WELL AS URBAN AREAS...AND MAINTAIN THE POSSIBILITY FOR MUDSLIDES
ACROSS STEEP TERRAIN.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY TODAY.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE WEB
SITE FOR PUERTO RICO AND THE U.S. VIRGIN ISLANDS AT (ALL LOWERCASE
LETTERS): HTTP://WWW.SRH.NOAA.GOV/SJU

FROM YOUR PDA/PHONE: HTTP://MOBILE.SRH.NOAA.GOV OR
WWW.SRH.NOAA.GOV/WML