Areal Flood Advisory 310, NWS JSJ

797 
WGCA82 TJSJ 100340
FLSSJU

FLOOD ADVISORY
NATIONAL WEATHER SERVICE SAN JUAN PR
1140 PM AST WED OCT 9 2013

VIC020-100348-
/O.EXP.TJSJ.FA.Y.0310.000000T0000Z-131010T0345Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAINT JOHN VI-
1140 PM AST WED OCT 9 2013

...THE FLOOD ADVISORY WILL EXPIRE AT 1145 PM AST FOR SAINT JOHN
ISLAND...

DOPPLER RADAR INDICATED THAT THE MODERATE TO HEAVY RAIN WHICH 
AFFECTED THE ISLAND OF ST. JOHN HAD DISSIPATED OR MOVED AWAY. NO 
SIGNIFICANT ADDITIONAL RAINFALL IS EXPECTED ACROSS THE ISLAND OVER 
THE NEXT FEW HOURS. THEREFORE THE URBAN AND SMALL STREAM FLOOD 
ADVISORY HAS BEEN ALLOWED TO EXPIRE.

RESIDENTS AND MOTORISTS ACROSS THE ISLAND SHOULD HOWEVER BE ALERT TO 
PONDING OF WATER ON ROADWAYS AND ALLOW TIME FOR STREAMS...CREEKS AND 
RIVERS TO RETURN TO NORMAL LEVELS.

&&

LAT...LON 1832 6465 1832 6468 1829 6471 1831 6474
      1830 6477 1833 6481 1834 6480 1837 6480
      1836 6477 1838 6476 1838 6471 1836 6466
      1833 6464

$$

KN

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

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN JUAN PR
249 PM AST WED OCT 9 2013

.SYNOPSIS...UPPER LEVEL TROUGH NNW OF THE AREA WILL MERGE WITH A
TROUGH OVR THE ERN U.S THU NIGHT. MID-UPPER LEVEL RIDGE WILL BUILD
FROM THE EAST OVER THE WEEKEND. RIDGE WILL WEAKEN EARLY NEXT WEEK
AS ANOTHER TROUGH ESTABLISHES OVER THE WRN ATLC.

&&

.DISCUSSION...ACTIVE AFTERNOONS EXPECTED OVR WRN PR THU-FRI UNDER
THE INFLUENCE OF AN UPPER LEVEL TROUGH TO THE WEST. UPPER LEVEL
RIDGING WILL BUILD FROM THE EAST FRI NIGHT LEADING TO RAPID
EROSION OF LOW LEVEL MOISTURE FRI NIGHT THRU SAT NIGHT. MOISTURE
INCREASES AGAIN TUE AS RIDGE WEAKENS AND SLIDES EAST UNDER
PRESSURE FROM TROF TO THE WEST. UPPER LEVEL DIFLUENCE...COOL TEMPS
ALOFT AND MID LEVEL DRY AIR COULD YIELD A FEW STRONG THUNDERSTORMS
EARLY NEXT WEEK.

&&

.AVIATION...SHRA/TSRA WILL CONTINUE TO DEVELOP ACROSS THE WESTERN
INTERIOR...WEST AND NORTHWEST PR THROUGH AT LEAST 08/22Z.
THEREFORE...PERIODS OF MVFR OR EVEN IFR CONDS ARE POSSIBLE IN AND
AROUND TJMZ AND TJBQ. ELSEWHERE...VFR CONDS WILL CONTINUE WITH A
FEW -SHRA POSSIBLE. SOUTHEASTERLY WINDS WILL BE LESS THAN 10 KT
BLO FL100. GUSTY WINDS ARE LIKELY NEAR TSRA.

&&

.MARINE...SEAS 1-3 FT THRU THU BUILDING TO 5-6 FT THU NIGHT THRU
SAT IN NE SWELLS.

&&

.PRELIMINARY POINT TEMPS/POPS...
SJU  78  89  78  88 /  40  40  30  30
STT  79  89  79  89 /  30  30  40  40

&&

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

11/64

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
604 AM AST WED OCT 9 2013

AMZ710>745-PRZ001>013-101015-
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-
604 AM AST WED OCT 9 2013

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

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP...ESPECIALLY
ACROSS THE CORDILLERA CENTRAL AND NORTHWEST PUERTO RICO THIS
AFTERNOON. SOME OF THESE STORMS MAY BECOME LOCALLY STRONG ENOUGH
TO PRODUCE FLOODING...DANGEROUS CLOUD TO GROUND LIGHTNING..AND
GUSTY WINDS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

SHOWERS AND THUNDERSTORMS ARE POSSIBLE THROUGH THE REST OF THE WEEK
ACROSS SECTIONS OF WEST PUERTO RICO EACH AFTERNOON.

.SPOTTER INFORMATION STATEMENT...

WIDESPREAD SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER INDIVIDUAL
SPOTTERS ARE ENCOURAGED TO REPORT FLOODING AND STRONG WINDS TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN SAN JUAN.

AMZ715-725-VIZ001-002-101015-
ST. THOMAS ST. JOHN ADJACENT ISLANDS-ST CROIX-
NEARSHORE ATLANTIC AND ADJACENT CARIBBEAN COASTAL WATERS-
604 AM AST WED OCT 9 2013

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

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

NO SIGNIFICANT WEATHER HAZARDS ANTICIPATED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
753 PM AST WED OCT 9 2013

PRC147-100045-
VIEQUES PR-
753 PM AST WED OCT 9 2013

AT 748 PM AST...NATIONAL WEATHER SERVICE METEOROLOGIST DETECTED A
STRONG THUNDERSTORM JUST EAST OF VIEQUES...MOVING WEST AT 15 MPH.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.

INTENSE LIGHTNING IS REPORTED WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

COMUNICADO ESPECIAL SOBRE LAS CONDICIONES DEL TIEMPO
SERVICIO NACIONAL DE METEOROLOGIA SAN JUAN PR
753 PM AST MIERCOLES 9 DE OCTUBRE DE 2013

PRC147-100045-
VIEQUES PR-
753 PM AST MIERCOLES 9 DE OCTUBRE DE 2013

A LAS 7:48 PM AST...METEOROLOGO DEL SERVICIO NACIONAL DE
METEOROLOGIA DETECTO UNA TRONADA FUERTE JUSTO AL ESTE DE
VIEQUES...MOVIENDOSE HACIA EL OESTE A 15 MPH.

LLUVIAS FUERTES ASOCIADAS CON ESTAS TORMENTAS PUEDEN INUNDAR AREAS
BAJAS COMO CUNETAS Y DEBAJO DE PUENTES. EVITE ESTAS AREAS Y NO CRUCE
CARRETERAS INUNDADAS DEBIDO A QUE PUEDE SER ARRASTRADO.

RELAMPAGOS INTENSOS SE HAN REPORTADO CON ESTAS TRONADAS. SI ESTA EN
EL EXTERIOR...MANTENGASE ALEJADO DE OBJETOS ALTOS COMO ARBOLES.
MUEVASE AL INTERIOR DE UN EDIFICIO SI ES POSIBLE.