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2 products issued by NWS for: San Juan PR

Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
610 AM AST SAT APR 30 2016

AMZ710>745-PRZ001>013-011015-
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-
610 AM AST SAT APR 30 2016

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

.DAY ONE...TODAY AND TONIGHT

.THUNDERSTORMS...THERE IS A CHANCE OF THUNDERSTORMS WITH HEAVY
RAINFALL AND BRIEF GUSTY WINDS TODAY ACROSS MUCH OF PUERTO RICO.
INTENSE THUNDERSTORMS WILL PRODUCE FREQUENT LIGHTNING IN SOME
AREAS.

.FLOODING...THUNDERSTORMS AND HEAVY RAINS WILL CAUSE RIVER RISES
AND URBAN AND SMALL STREAM FLOODING WITH LOCAL FLASH FLOODING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

SHOWERS AND THUNDERSTORMS WILL CONTINUE AND INCREASE THROUGH THE
WEEK WITH THE HEAVIEST RAINFALL EXPECTED ON WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS REQUESTED. REPORTS OF HIGH WINDS...FLOODING
AND...WATERSPOUTS ARE WELCOME. REMEMBER WE MONITOR TWITTER.
PICTURES CAN BE TWEETED TO #PRWX AND @NWS.

$$



Flash Flood Watch

FLASH FLOOD WATCH
NATIONAL WEATHER SERVICE SAN JUAN PR
434 AM AST SAT APR 30 2016

...HEAVY RAIN POISED TO ENTER PUERTO RICO...FLASH FLOOD WATCH
TILL 8 PM AST...

.FAVORABLE UPPER LEVEL CONDITIONS...AN UNSTABLE ATMOSPHERE AND
COPIOUS MOISTURE MOVING IN FROM THE SOUTHWEST AND SOUTHEAST WILL
MAKE CONDITIONS FAVORABLE FOR WIDESPREAD FLOODING TODAY. DUE TO
THE LAST WEEK OF HEAVY RAIN IN VARIOUS AREAS SOILS ARE SATURATED AND
STEEP SOILS WILL BE PRONE TO SLIDE.

PRZ001>013-301645-
/O.NEW.TJSJ.FF.A.0001.160430T1000Z-160501T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN JUAN AND VICINITY-NORTHEAST-SOUTHEAST-EASTERN INTERIOR-
NORTH CENTRAL-CENTRAL INTERIOR-PONCE AND VICINITY-NORTHWEST-
WESTERN INTERIOR-MAYAGUEZ AND VICINITY-SOUTHWEST-CULEBRA-VIEQUES-
INCLUDING THE CITIES OF...SAN JUAN...CAROLINA...FAJARDO...
HUMACAO...GUAYAMA...ARROYO...YABUCOA...SALINAS...COCO...CAGUAS...
ARECIBO...VEGA BAJA...DORADO...COAMO...COROZAL...AIBONITO...
VILLALBA...JAYUYA...PONCE...AGUADILLA...ISABELA...HATILLO...
QUEBRADILLAS...UTUADO...SABANA GRANDE...LARES...ADJUNTAS...
HORMIGUEROS...MOCA...AGUADA...LUYANDO...CABO ROJO...LAJAS...
CULEBRA...ESPERANZA
434 AM AST SAT APR 30 2016

...FLASH FLOOD WATCH IN EFFECT THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WATCH FOR ALL OF PUERTO RICO...INCLUDING CULEBRA AND
  VIEQUES.

* THROUGH THIS EVENING

* CONDITIONS HAVE BECOME FAVORABLE FOR HEAVY RAIN OVER SATURATED
  SOILS.

* MANY AREAS WILL RECEIVE TOO MUCH RAIN TOO QUICKLY TO DRAIN
  PROPERLY CREATING HIGH RIVERS AND STREAMS...FLOODED URBAN
  STREETS AND SLIPPAGE OF STEEP TERRAIN IN MUDSLIDES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

SNELL




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