Flash Flood Watch 8, NWS JSJ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
621 AM AST SUN SEP 7 2008

.SYNOPSIS...AT 5 AM AST...THE CENTER OF HURRICANE IKE WAS LOCATED NEAR
LATITUDE 21.1 NORTH...LONGITUDE 72.2 WEST...MOVING WEST AT 13
KNOTS. AN ACTIVE TROPICAL WAVE IS EXPECTED TO MOVE INTO THE EASTERN
CARIBBEAN LATE SUNDAY AND MOVE ACROSS THE REGIONAL WATERS ON
MONDAY.

&&

.DISCUSSION...SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS
CONTINUE TO MOVE FROM EAST TO WEST ACROSS THE LOCAL FORECAST AREA.
MAINLY AFFECTING THE EASTERN PORTIONS OF PUERTO RICO. AT THIS
MOMENT A LINE OF SHOWERS AND THUNDERSTORMS DEVELOPED OVER THE
CARIBBEAN WATERS AND THEY ARE EXPECTED TO AFFECT THE SOUTH AND
SOUTHWEST PORTIONS BEFORE SUNRISE.

LINGERING MOISTURE FROM HURRICANE IKE WILL COMBINE WITH DIURNAL
HEATING TO GENERATE SCATTERED TO NUMEROUS SHOWERS AND
THUNDERSTORMS MAINLY ACROSS THE INTERIOR AND NORTHWEST SECTIONS OF
PUERTO RICO THIS AFTERNOON. EXPECT TROPICAL WAVE CURRENTLY NEARING
THE SOUTHERN WINDWARD ISLANDS...TO WORK NORTHWEST AND TOWARDS THE
AREA...BRINGING ANOTHER POTENTIAL HEAVY RAIN EVENT FOR MONDAY AND
TUESDAY.

&&

.AVIATION...A LINE OF DEEP CONVECTION HAS FORMED IN A LINE FROM THE
MONA PASSAGE SEWD THROUGH CABO ROJO AND THE TJPS VICINITY OUT TO THE
CARIBBEAN WATERS SOUTH OF PR. +TSRA WITH IFR CIGS/VSBYS...TOPS TO
OVER 50K FEET AND INTENSE LIGHTNING WILL ACCOMPANY THIS LINE UNTIL
12Z. EXPECTING THIS ACTIVITY TO DIE DOWN AFTER SUNRISE....
THEREAFTER...EXPECT MOSTLY VFR CONDITIONS TO PREVAIL AND A MODERATE
SOUTHEAST LOW LEVEL WIND FLOW OF 15 TO 20 KNOTS.

&&

.MARINE...LONG PERIOD NORTHWESTERLY SWELLS ASSOCIATED WITH IKE WILL
CONTINUE TO SUBSIDE THROUGH TODAY. MARINER SHOULD SQUALLY WEATHER
ACROSS THE CARIBBEAN WATERS MAINLY DURING THE MORNING HOURS.

&&

.PRELIMINARY POINT TEMPS/POPS...
SJU  89  78  88  78 /  40  20  50  50
STT  88  79  88  79 /  40  50  50  50

&&

.SJU WATCHES/WARNINGS/ADVISORIES...
PR...NONE.
VI...NONE.
&&

93/10/

HAZARDOUS WEATHER OUTLOOK FOR PUERTO RICO AND THE U.S. VIRGIN...UPDATED
ISLANDS
NATIONAL WEATHER SERVICE SAN JUAN PR
935 AM AST SUN SEP 7 2008

AMZ710>750-PRZ001>013-081345-
SAN JUAN AND VICINITY-NORTHEAST-SOUTHEAST-EASTERN INTERIOR-
NORTH CENTRAL-CENTRAL INTERIOR-PONCE AND VICINITY-NORTHWEST-
WESTERN INTERIOR-MAYAGUEZ AND VICINITY-SOUTHWEST-CULEBRA-VIEQUES-
THE NEARSHORE AND OFF SHORE ATLANTIC AND CARIBBEAN COASTAL WATERS-
935 AM AST SUN SEP 7 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PUERTO RICO AND THE
ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TO
CROSS PUERTO RICO TODAY AS MOISTURE ASSOCIATED WITH HURRICANE IKE
LINGERS ACROSS THE AREA. WHILE MANY OF THESE STORMS WILL BE QUICK-
MOVING...LOCALIZED FLOODING WILL BE A POSSIBILITY. MOTORISTS AND
RESIDENTS ARE URGED TO STAY ABREAST OF THE LATEST WEATHER
CONDITIONS AND REMEMBER TO AVOID FLOODED ROADS IF ENCOUNTERED.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

ANOTHER TROPICAL WAVE IS EXPECTED TO CROSS THE CARIBBEAN WATERS
SOUTH OF THE ISLAND MONDAY AND TUESDAY. WHILE THE BULK OF THE
PRECIPITATION ASSOCIATED WITH THIS SYSTEM SHOULD REMAIN SOUTH OF
THE AREA...BANDS OF MOISTURE WILL AFFECT THE LOCAL AREA...SOAKING
AREAS ALREADY SATURATED FROM RECENT RAINS. THEREFORE...LOCALIZED
FLOODING WILL AGAIN BE POSSIBLE ACROSS PUERTO RICO THROUGH TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

AMZ720-730-VIZ001-002-081345-
ST. THOMAS ST. JOHN ADJACENT ISLANDS-ST CROIX-
NEARSHORE ATLANTIC AND ADJACENT CARIBBEAN COASTAL WATERS-
935 AM AST SUN SEP 7 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE U.S. VIRGIN ISLANDS AND
THE ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

NO WIDESPREAD HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO WIDESPREAD HAZARDOUS WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.