Flash Flood Warning 57, NWS JSJ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
601 AM AST SAT JUL 29 2006

.DISCUSSION...
TROPICAL WAVE LOCATED ACROSS USVI AND PUERTO RICO TODAY WILL
CONTINUE TO GENERATE NUMEROUS SHOWERS AND ISOLATED TO SCATTERED
THUNDERSTORMS ACROSS THE AREA. THE WAVE WAS MOVING RAPIDLY WEST AT
20 TO 25 MPH. THE WAVE SHOULD AFFECT THE AREA THROUGH TONIGHT
ALTHOUGH MOIST AND UNSTABLE CONDITIONS WILL PERSIST THROUGH SUNDAY
MORNING. LATEST VAD WIND PROFILE STILL INDICATING WINDS OF 25 KTS
AT 3 THSD FT AND 30 KTS AT 4 THSD FT AND ABOVE. BASED ON THIS HAVE
EXTENDED THE WIND ADVISORY THROUGH 5PM/21Z FOR ELEVATIONS ABOVE
1500 FEET. SHOWERS AND THUNDERSTORMS FINALLY MOVING INLAND ALONG
THE EAST AND SOUTHEAST...AND ALTHOUGH RAINFALL ACCUMULATIONS WERE
MOSTLY LIGHT DURING THE EARLY MORNING...TRAIN ECHO EFFECTS APPEAR
FAVORABLE FOR POTENTIAL FLASH FLOODING MAINLY ALONG THE SOUTHEAST
EASTERN INTERIOR AND NORTHEAST. AN URBAN AND SMALL STREAM
ADVISORY WAS ISSUED FOR ST CROIX UNTIL 730 AM.

THE NEXT TROPICAL WAVE...LOCATED NEAR 41 WEST THIS MORNING COULD
START TO AFFECT THE LOCAL AREA LATER IN THE WEEK.

MARINE...THE TROPICAL WAVE CROSSING THE LOCAL AREA WILL MAINTAIN
DETERIORATED SEAS CONDITIONS THROUGH THIS EVENING. A SMALL CRAFT
ADVISORY REMAINS IN EFFECT FOR ALL OF THE LOCAL ATLANTIC AND
CARIBBEAN WATERS THROUGH THIS AFTERNOON.

&&

.PRELIMINARY POINT TEMPS/POPS...
SJU  87  78  88  78 /  60  50  50  20
STT  85  78  86  78 /  70  50  50  20

&&

.SJU WATCHES/WARNINGS/ADVISORIES...
PR...FLASH FLOOD WATCH UNTIL NOON AST TODAY FOR PRZ002-PRZ003-PRZ004.

     WIND ADVISORY UNTIL 5 PM AST THIS AFTERNOON FOR PRZ002-PRZ003-
     PRZ004-PRZ006-PRZ007-PRZ009.

VI...WIND ADVISORY UNTIL 5 PM AST THIS AFTERNOON FOR VIZ002.

     SMALL CRAFT ADVISORY UNTIL 4 PM AST THIS AFTERNOON FOR VIZ001.

     SMALL CRAFT ADVISORY FROM 4 AM TO 5 AM AST SUNDAY FOR VIZ001.

&&

37

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
630 AM AST SAT JUL 29 2006

PRZ001>013-AMZ710>750-301000-
630 AM AST SAT JUL 29 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO.

.TODAY AND TONIGHT...A TROPICAL WAVE LOCATED WILL CONTINUE TO MOVE
ACROSS THE AREA TODAY AND TONIGHT. THE TROPICAL WAVE WILL BRING
NUMEROUS SHOWERS AND ISOLATED TO SCATTERED THUNDERSTORMS ACROSS THE
AREA. THE THREAT FOR FLASH FLOODING EXISTS ACROSS SECTIONS OF PUERTO
RICO...MAINLY THE EASTERN HALF OF MAINLAND PUERTO RICO. SUSTAINED
WINDS OF 25 MPH OR MORE CAN BE EXPECT ACROSS THE HIGHER ELEVATIONS
OF PUERTO RICO TODAY...AND ACROSS ALL OF PUERTO RICO...CULEBRA AND
VIEQUES IN SHOWERS AND THUNDERSTORMS. THE WINDS WILL DECREASE
GRADUALLY DURING THE NEXT 24 HOURS. MARINE CONDITIONS WILL VERY
CONFUSED AND CHOPPY...SMALL CRAFT ADVISORIES WILL CONTINUE IN EFFECT
FOR ALL THE ATLANTIC AND CARIBBEAN COASTAL WATERS.

.DAYS TWO THROUGH SEVEN...LINGERING MOISTURE ASSOCIATED WITH
TROPICAL WAVE IS EXPECTED TO AFFECT THE LOCAL AREA THROUGH THE REST
OF THE WEEKEND. THE NEXT TROPICAL WAVE COULD AFFECT THE LOCAL AREA
LATER THIS WEEK.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

VIZ001-002-AMZ710>730-301000-
630 AM AST SAT JUL 29 2006

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

.TODAY AND TONIGHT...A TROPICAL WAVE LOCATED WILL CONTINUE TO MOVE
ACROSS THE AREA TODAY AND TONIGHT. THE TROPICAL WAVE WILL BRING
NUMEROUS SHOWERS AND ISOLATED TO SCATTERED THUNDERSTORMS ACROSS THE
AREA. SUSTAINED WINDS OF 25 MPH OR MORE CAN BE EXPECT ACROSS THE
HIGHER ELEVATIONS OF ST CROIX TODAY...AND ACROSS ALL THE U.S. VIRGIN
ISLANDS IN SHOWERS AND THUNDERSTORMS. THE WINDS WILL DECREASE
GRADUALLY DURING THE NEXT 24 HOURS. MARINE CONDITIONS WILL VERY
CONFUSED AND CHOPPY...SMALL CRAFT ADVISORIES WILL CONTINUE IN EFFECT
FOR ALL THE ATLANTIC AND CARIBBEAN COASTAL WATERS.

.DAYS TWO THROUGH SEVEN...LINGERING MOISTURE ASSOCIATED WITH
TROPICAL WAVE IS EXPECTED TO AFFECT THE LOCAL AREA THROUGH THE REST
OF THE WEEKEND. THE NEXT TROPICAL WAVE COULD AFFECT THE LOCAL AREA
LATER THIS WEEK.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUESTED.

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