Flood Warning

FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
109 AM AST SAT MAY 9 2009

PRC091-091315-
/O.EXT.TJSJ.FA.W.0009.000000T0000Z-090509T1315Z/
/00000.0..000000T0000Z.000000T0000Z.000000T0000Z.OO/
MANATI PR-
109 AM AST SAT MAY 9 2009

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS EXTENDED THE

* FLOOD WARNING FOR THE RIO GRANDE DE MANATI AND ALL ITS TRIBUTARIES
WITHIN THE FOLLOWING MUNICIPALITY

  IN PUERTO RICO
     MANATI

* UNTIL 915 AM AST

* AT 1248 AM AST...A U.S.G.S. RIVER GAGE SENSOR ALONG THE RIO GRANDE
DE MANATI AT HWY 2 NEAR MANATI REMAINED WELL ABOVE  ABOVE FLOOD
STAGE...AND THIS RUNOFF IS EXPECTED TO CAUSE THE REMAINDER OF THE
RIO GRANDE DE MANATI...FROM CIALES TO THE ATLANTIC OCEAN...TO EXCEED
FLOOD STAGE AS IT WORKS ITS WAY DOWNSTREAM THROUGH THE EVENING HOURS.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
RIO GRANDE DE MANATI.

FOR THE RIO GRANDE DE MANATI NEAR MANATI- MANP4
     FLOOD STAGE - 25 FEET.
     AT 1230 AM AST...THE USGS SENSOR INDICATED THE RIVER HAD
     RISEN TO NEAR...
     30.73 FEET.
     MINOR FLOODING IS FORECAST AND SO FAR IT APPEARS THAT THE RIVER
     HAD EARLIER PEAKED TO NEAR 30.87 FEET AROUND 1146 PM AST ON
     FRIDAY EVENING...AND REMAINS WELL ABOVE FLOOD STAGE.NO
     ADDITIONAL HEAVY RAINFALL IS EXPECTED BUT THE SIGNIFICANT
     RUNOFF FROM PREVIOUS RAINS WILL MAINTAIN THIS RIVER ABOVE FLOOD
     STAGE FOR SEVERAL HOURS. THEREFORE THE FLOOD WARNING HAS
     BEEN EXTENDED UNTIL 915 AM AST SATURDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

&&

LAT...LON 1848 6651 1844 6650 1838 6647 1838 6651
      1842 6654 1848 6655

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

Small Craft Advisory

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
957 PM AST FRI MAY 8 2009

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ710-091100-
ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N-
957 PM AST FRI MAY 8 2009

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM AST SATURDAY...

.OVERNIGHT...EAST WINDS 12 TO 17 KNOTS. SEAS 6 TO 7 FEET. ISOLATED
THUNDERSTORMS LATE IN THE EVENING. SCATTERED SHOWERS.
.SATURDAY...EAST WINDS 11 TO 16 KNOTS. SEAS 5 TO 6 FEET. ISOLATED
THUNDERSTORMS IN THE MORNING. NUMEROUS SHOWERS.
.SATURDAY NIGHT...EAST WINDS 13 TO 18 KNOTS. SEAS 5 TO 6 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST WINDS 13 TO 18 KNOTS. SEAS 5 TO 6 FEET. SCATTERED
SHOWERS.
.SUNDAY NIGHT...EAST WINDS 12 TO 17 KNOTS. SEAS 5 TO 6 FEET.
ISOLATED SHOWERS.
.MONDAY...EAST WINDS 13 TO 18 KNOTS. SEAS 5 FEET. SCATTERED SHOWERS.
.MONDAY NIGHT...EAST WINDS 12 TO 17 KNOTS. SEAS 5 FEET. SCATTERED
SHOWERS.
.TUESDAY...EAST SOUTHEAST WINDS 12 TO 17 KNOTS. SEAS 4 TO 6 FEET.
SCATTERED SHOWERS.
.WEDNESDAY...EAST WINDS 12 TO 17 KNOTS. SEAS 5 TO 6 FEET. SCATTERED
SHOWERS.

$$

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN JUAN PR
915 PM AST FRI MAY 8 2009

...MODERATE TO FRESH TRADE WINDS AND HAZARDOUS SEAS WILL CONTINUE
ACROSS THE OFF SHORE ATLANTIC WATERS THROUGH EARLY SATURDAY...

.SURFACE HIGH PRESSURE OVER THE CENTRAL ATLANTIC WILL MAINTAIN
MODERATE TO FRESH TRADE WINDS ACROSS THE REGIONAL WATERS THROUGH
THE WEEKEND. HOWEVER...WIND DRIVEN WAVES ARE EXPECTED TO DIMINISH
EARLY SATURDAY. AFTERWARD...SEAS ARE EXPECTED TO BE AVERAGING
FROM 4 TO 6 FEET.

AMZ710-090915-
/O.CON.TJSJ.SC.Y.0017.000000T0000Z-090509T1000Z/
ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N-
915 PM AST FRI MAY 8 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM AST
SATURDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM AST SATURDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND
SEAS OF 7 FEET AND GREATER ARE EXPECTED TO PRODUCE HAZARDOUS
MARINE CONDITIONS FOR SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS...SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.

&&

$$

Hazardous Weather Outlook

ISLANDS
NATIONAL WEATHER SERVICE SAN JUAN PR
614 AM AST FRI MAY 8 2009

AMZ710>745-PRZ001>013-091015-
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-
614 AM AST FRI MAY 8 2009

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

.DAY ONE...TODAY AND TONIGHT
STILL AN ABUNDANCE OF TROPICAL MOISTURE SPREAD ACROSS THE REGION
TODAY. THIS COMBINED WITH DIURNAL AND LOCAL EFFECTS...AND A PREVAILING
EAST SOUTHEAST WIND FLOW WILL LEAD TO MODERATE TO HEAVY SHOWERS
AND ISOLATED THUNDERSTORMS ACROSS PARTS OF PUERTO RICO...ESPECIALLY
OVER THE NORTH CENTRAL AND WEST SECTIONS OF THE ISLAND. THEREFORE
THE POTENTIAL FOR FLASH FLOODING AND MUDSLIDES DUE TO SATURATED
SOIL IN AREAS OF STEEP TERRAIN...REMAIN HIGH THROUGH THE EVENING
HOURS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
AT LEAST THROUGH SUNDAY...SHOWERS DEVELOPMENT WILL CONCENTRATE
MAINLY ACROSS THE WESTERN INTERIOR SECTIONS OF THE ISLAND...WHERE
MINOR FLOODING MAY OCCUR ESPECIALLY ACROSS LOW LYING AND POOR
DRAINAGE AREAS...URBAN LOCATIONS AND LOCAL STREET AND HIGHWAYS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION NOT REQUIRED AT THE MOMENT. HOWEVER...REPORTS
OF RAINFALL AMOUNTS AND FLOODING WOULD BE GREATLY APPRECIATED.

$$

ISLANDS
NATIONAL WEATHER SERVICE SAN JUAN PR
614 AM AST FRI MAY 8 2009

AMZ715-725-VIZ001-002-091015-
ST. THOMAS ST. JOHN ADJACENT ISLANDS-ST CROIX-
NEARSHORE ATLANTIC AND ADJACENT CARIBBEAN COASTAL WATERS-
614 AM AST FRI MAY 8 2009

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

.DAY ONE...TODAY AND TONIGHT
STILL AN ABUNDANCE OF TROPICAL MOISTURE SPREAD ACROSS THE REGION
TODAY. THIS COMBINED WITH THE PREVAILING EAST SOUTHEAST WIND FLOW
WILL BRING PERIODS OF MODERATE TO LOCALLY HEAVY SHOWERS ACROSS PARTS
OF THE ISLANDS ESPECIALLY DURING THE MORNING HOURS. THIS WILL LEAD
TO MINOR PONDING OF WATER ON STREETS AND ROADWAYS AND POORLY DRAINED
AREAS. NO OTHER HAZARDOUS WEATHER CONDITIONS EXPECTED THEREAFTER.


.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
NO WEATHER HAZARDOUS CONDITIONS EXPECTED FOR THIS PERIOD.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

$$