weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Small Craft Advisory


COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ741-191000-
MONA PASSAGE SOUTHWARD TO 17N-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

.TONIGHT...EAST WINDS 18 TO 23 KNOTS. SEAS 6 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY...EAST WINDS 16 TO 21 KNOTS. SEAS 6 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 16 TO 21 KNOTS. SEAS 6 TO 8 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST SOUTHEAST WINDS 16 TO 21 KNOTS. SEAS 5 TO 6 FEET.
ISOLATED SHOWERS.
.SUNDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET.
SCATTERED SHOWERS.
.MONDAY...EAST SOUTHEAST WINDS 12 TO 17 KNOTS. SEAS 4 TO 5 FEET.
SCATTERED SHOWERS...THEN ISOLATED SHOWERS.
.TUESDAY...EAST SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 3 TO 4 FEET.
SCATTERED SHOWERS.
.WEDNESDAY...EAST WINDS 6 TO 11 KNOTS. SEAS 3 TO 4 FEET. SCATTERED
SHOWERS...THEN ISOLATED SHOWERS.

$$

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ742-191000-
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

.TONIGHT...EAST NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET.
SCATTERED SHOWERS.
.SATURDAY...EAST WINDS 16 TO 21 KNOTS. SEAS 4 TO 6 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 16 TO 21 KNOTS. SEAS 4 TO 6 FEET.
ISOLATED SHOWERS.
.SUNDAY...EAST SOUTHEAST WINDS 9 TO 14 KNOTS. SEAS 4 TO 6 FEET.
SCATTERED SHOWERS THROUGH THE DAY. ISOLATED THUNDERSTORMS IN THE
AFTERNOON.
.SUNDAY NIGHT...EAST WINDS 8 TO 13 KNOTS. SEAS 3 TO 5 FEET. ISOLATED
SHOWERS.
.MONDAY...EAST SOUTHEAST WINDS 6 TO 11 KNOTS. SEAS 2 TO 4 FEET.
SCATTERED SHOWERS...THEN ISOLATED SHOWERS.
.TUESDAY...EAST SOUTHEAST WINDS 5 TO 8 KNOTS. SEAS 1 TO 3 FEET.
SCATTERED SHOWERS...THEN ISOLATED SHOWERS.
.WEDNESDAY...EAST WINDS 5 TO 7 KNOTS. SEAS 2 FEET OR LESS. SCATTERED
SHOWERS...THEN ISOLATED SHOWERS.

$$

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ725-191000-
COASTAL WATERS OF SOUTHERN USVI VIEQUES AND EASTERN PUERTO RICO OUT
10 NM-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

.TONIGHT...EAST WINDS 18 TO 20 KNOTS. SEAS 6 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY...EAST WINDS 17 TO 20 KNOTS. SEAS 6 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 16 TO 19 KNOTS. SEAS 6 TO 8 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST WINDS 13 TO 18 KNOTS. SEAS 4 TO 6 FEET. SCATTERED
SHOWERS.
.SUNDAY NIGHT...EAST WINDS 12 TO 17 KNOTS. SEAS 4 TO 6 FEET.
SCATTERED SHOWERS.
.MONDAY...EAST SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.
SCATTERED SHOWERS.
.TUESDAY...SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 2 TO 4 FEET.
SCATTERED SHOWERS.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
SCATTERED SHOWERS.

$$

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ735-191000-
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM AST THIS EVENING...

.TONIGHT...EAST NORTHEAST WINDS 17 TO 22 KNOTS. SEAS 5 TO 6 FEET.
ISOLATED SHOWERS.
.SATURDAY...EAST WINDS 16 TO 21 KNOTS. SEAS 5 TO 6 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 16 TO 21 KNOTS. SEAS 5 TO 6 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST WINDS 16 TO 21 KNOTS. SEAS 4 TO 5 FEET. SCATTERED
SHOWERS.
.SUNDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 4 FEET. SCATTERED
SHOWERS.
.MONDAY...EAST SOUTHEAST WINDS 11 TO 16 KNOTS. SEAS 3 TO 4 FEET.
SCATTERED SHOWERS...THEN ISOLATED SHOWERS.
.TUESDAY...EAST SOUTHEAST WINDS 6 TO 11 KNOTS. SEAS 2 TO 3 FEET.
SCATTERED SHOWERS.
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. SCATTERED
SHOWERS.

$$

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ732-191000-
CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

.TONIGHT...EAST WINDS 18 TO 22 KNOTS. SEAS 6 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY...EAST WINDS 18 TO 21 KNOTS. SEAS 6 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 17 TO 21 KNOTS. SEAS 6 TO 8 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST WINDS 16 TO 21 KNOTS. SEAS 5 TO 6 FEET. SCATTERED
SHOWERS.
.SUNDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET.
SCATTERED SHOWERS.
.MONDAY...EAST SOUTHEAST WINDS 13 TO 18 KNOTS. SEAS 4 TO 6 FEET.
SCATTERED SHOWERS...THEN ISOLATED SHOWERS.
.TUESDAY...EAST SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 3 TO 4 FEET.
SCATTERED SHOWERS.
.WEDNESDAY...EAST SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 3 TO 4 FEET.
SCATTERED SHOWERS.

$$

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ710-191000-
ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

.TONIGHT...EAST WINDS 18 TO 23 KNOTS. SEAS 7 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY...EAST WINDS 18 TO 21 KNOTS. SEAS 7 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 16 TO 21 KNOTS. SEAS 7 TO 8 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST WINDS 16 TO 21 KNOTS. SEAS 6 FEET. SCATTERED SHOWERS.
.SUNDAY NIGHT...EAST WINDS 14 TO 19 KNOTS. SEAS 5 TO 6 FEET.
SCATTERED SHOWERS.
.MONDAY...SOUTHEAST WINDS 11 TO 16 KNOTS. SEAS 4 TO 6 FEET. ISOLATED
SHOWERS.
.TUESDAY...SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 3 TO 5 FEET. ISOLATED
SHOWERS.
.WEDNESDAY...EAST SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.
ISOLATED SHOWERS.

$$

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ712-191000-
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

.TONIGHT...EAST WINDS 17 TO 22 KNOTS. SEAS 7 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY...EAST WINDS 16 TO 21 KNOTS. SEAS 7 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 16 TO 21 KNOTS. SEAS 7 TO 8 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST WINDS 14 TO 19 KNOTS. SEAS 5 TO 6 FEET. SCATTERED
SHOWERS.
.SUNDAY NIGHT...EAST WINDS 14 TO 19 KNOTS. SEAS 5 FEET. SCATTERED
SHOWERS.
.MONDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. ISOLATED
SHOWERS.
.TUESDAY...SOUTHEAST WINDS 5 TO 8 KNOTS. SEAS 2 TO 3 FEET. ISOLATED
SHOWERS.
.WEDNESDAY...EAST SOUTHEAST WINDS 5 TO 6 KNOTS. SEAS 2 TO 3 FEET.
SCATTERED SHOWERS...THEN ISOLATED SHOWERS.

$$

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
450 PM AST FRI APR 18 2014

PUERTO RICO AND U.S. VIRGIN ISLANDS WATERS

AMZ715-191000-
COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM-
450 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...

.TONIGHT...EAST WINDS 18 TO 20 KNOTS. SEAS 5 TO 7 FEET. SCATTERED
SHOWERS.
.SATURDAY...EAST WINDS 18 TO 21 KNOTS. SEAS 6 TO 8 FEET. SCATTERED
SHOWERS.
.SATURDAY NIGHT...EAST WINDS 17 TO 19 KNOTS. SEAS 6 TO 8 FEET.
SCATTERED SHOWERS.
.SUNDAY...EAST WINDS 14 TO 18 KNOTS. SEAS 4 TO 6 FEET. SCATTERED
SHOWERS.
.SUNDAY NIGHT...EAST WINDS 13 TO 16 KNOTS. SEAS 4 TO 6 FEET.
SCATTERED SHOWERS.
.MONDAY...SOUTHEAST WINDS 9 TO 14 KNOTS. SEAS 3 TO 5 FEET. SCATTERED
SHOWERS.
.TUESDAY...SOUTH SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 2 TO 4 FEET.
SCATTERED SHOWERS.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
SCATTERED SHOWERS.

$$

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN JUAN PR
449 PM AST FRI APR 18 2014

...HAZARDOUS SEAS EXPECTED THROUGH EARLY SUNDAY MORNING...

.FRESH TO STRONG TRADE WINDS EXPECTED THROUGH SATURDAY NIGHT.
THESE WINDS WILL GENERATE ROUGH SEAS ACROSS MOST OF THE COASTAL
WATERS DURING THE WEEKEND. WINDS AND SEAS WILL BEGIN TO SUBSIDE
SUNDAY.

AMZ710-712-715-722-725-732-741-742-190500-
/O.CON.TJSJ.SC.Y.0011.000000T0000Z-140420T1000Z/
ATLC WATERS OF PUERTO RICO AND USVI FROM 10NM TO 19.5N-
COASTAL WATERS OF NORTHERN PUERTO RICO OUT 10 NM-
COASTAL WATERS OF NORTHERN USVI AND CULEBRA OUT 10 NM-
ANEGADA PASSAGE SOUTHWARD TO 17N-
COASTAL WATERS OF SOUTHERN USVI VIEQUES AND EASTERN PUERTO RICO
OUT 10 NM-CARIBBEAN WATERS OF PUERTO RICO FROM 10 NM TO 17N-
MONA PASSAGE SOUTHWARD TO 17N-
COASTAL WATERS OF NORTHWESTERN PUERTO RICO OUT 10 NM-
449 PM AST FRI APR 18 2014

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

* WINDS...EAST UP TO 23 KNOTS.

* WAVES/SEAS...6 TO 8 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
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.

&&

$$

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN JUAN PR
449 PM AST FRI APR 18 2014

...HAZARDOUS SEAS EXPECTED THROUGH EARLY SUNDAY MORNING...

.FRESH TO STRONG TRADE WINDS EXPECTED THROUGH SATURDAY NIGHT.
THESE WINDS WILL GENERATE ROUGH SEAS ACROSS MOST OF THE COASTAL
WATERS DURING THE WEEKEND. WINDS AND SEAS WILL BEGIN TO SUBSIDE
SUNDAY.

AMZ735-190300-
/O.CON.TJSJ.SC.Y.0011.000000T0000Z-140419T0300Z/
COASTAL WATERS OF SOUTHERN PUERTO RICO OUT 10 NM-
449 PM AST FRI APR 18 2014

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM AST THIS
EVENING...

* WINDS...EAST UP TO 22 KNOTS.

* WAVES/SEAS...UP TO 6 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
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


HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
558 AM AST FRI APR 18 2014

AMZ715-725-VIZ001-002-191000-
ST. THOMAS ST. JOHN ADJACENT ISLANDS-ST CROIX-
NEARSHORE ATLANTIC AND ADJACENT CARIBBEAN COASTAL WATERS-
558 AM AST FRI APR 18 2014

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

.DAY ONE...TODAY AND TONIGHT

BREEZY TO LOCALLY WINDY CONDITIONS WILL CONTINUE TO PRODUCE SEAS
OF 6 TO 8 FEET ACROSS MOST OF THE WATERS. THIS WILL RESULT IN CHOPPY
AND HAZARDOUS MARINE CONDITIONS TODAY. IN ADDITION...WINDS PERPENDICULAR
TO THE COAST WILL INCREASE THE RISK OF RIP CURRENTS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

CHOPPY AND HAZARDOUS MARINE CONDITIONS WILL CONTINUE THROUGH THE
END OF THE WEEK. LOCALLY STRONG WINDS WILL BE CAPABLE OF PRODUCING
RIP CURRENTS ESPECIALLY ALONG THE WINDWARD COASTS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN JUAN PR
558 AM AST FRI APR 18 2014

AMZ710>745-PRZ001>013-191000-
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-
558 AM AST FRI APR 18 2014

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

.DAY ONE...TODAY AND TONIGHT

BREEZY TO LOCALLY WINDY CONDITIONS WILL CONTINUE TO PRODUCE SEAS
OF 6 TO 8 FEET ACROSS MOST OF THE WATERS. THIS WILL RESULT IN CHOPPY
AND HAZARDOUS MARINE CONDITIONS TODAY. IN ADDITION...WINDS PERPENDICULAR
TO THE COAST WILL INCREASE THE RISK OF RIP CURRENTS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

CHOPPY AND HAZARDOUS MARINE CONDITIONS WILL CONTINUE THROUGH THE
END OF THE WEEK. LOCALLY STRONG WINDS WILL BE CAPABLE OF PRODUCING
RIP CURRENTS ESPECIALLY ALONG THE WINDWARD COASTS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

$$


Short Term Forecast


SHORT TERM FORECAST
NATIONAL WEATHER SERVICE SAN JUAN PR
342 PM AST FRI APR 18 2014

PRZ001-002-009-010-182145-
SAN JUAN AND VICINITY-NORTHEAST-WESTERN INTERIOR-
MAYAGUEZ AND VICINITY-
342 PM AST FRI APR 18 2014

.NOW...
SHOWERS CONTINUE TO DEVELOP AND MOVE ACROSS THESE AREAS. AT LEAST
UNTIL 5:45 PM AST...THESE SHOWERS WILL HAVE THE POTENTIAL TO
PRODUCE PERIODS OF MODERATE TO LOCALLY HEAVY RAINS...GUSTY
WINDS... PONDING OF WATER ON ROADWAYS...AND HAZARDOUS DRIVING
CONDITIONS. THESE SHOWERS WILL CONTINUE TO QUICKLY MOVE WESTWARD
DURING THE NEXT COUPLE OF HOURS.

$$

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

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE