Coastal Waters Forecast
Issued by NWS

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000
FZUS52 KKEY 190219
CWFKEY

COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
1030 PM EDT SAT APR 18 2015

FLORIDA BAY...HAWK CHANNEL AND STRAITS OF FLORIDA FROM OCEAN REEF TO
SOUTH OF DRY TORTUGAS...AND THE EXTREME SOUTHEASTERN GULF OF
MEXICO...INCLUDING THE FLORIDA KEYS NATIONAL MARINE SANCTUARY.

SEAS ARE GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

GMZ005-190830-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS-
1030 PM EDT SAT APR 18 2015

.SYNOPSIS...AN ATLANTIC RIDGE OF HIGH PRESSURE WILL EXTEND ACROSS
THE SOUTHERN TIP OF THE FLORIDA PENINSULA OVERNIGHT THROUGH MONDAY.
A TROUGH OF LOW PRESSURE WILL STALL OVER SOUTH FLORIDA MONDAY NIGHT.
THIS TROUGH OF LOW PRESSURE WILL REMAIN IN PLACE TUESDAY...BEFORE
DISSIPATING TUESDAY NIGHT. AN ATLANTIC RIDGE OF HIGH PRESSURE WILL
EXTEND ACROSS CENTRAL FLORIDA WEDNESDAY AND WEDNESDAY NIGHT. THIS
RIDGE OF HIGH PRESSURE WILL SHIFT SOUTHWARD THURSDAY AND THURSDAY
NIGHT.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF
APRIL 17TH...

38 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
35 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
33 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
22 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
15 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
 2 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
 3 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
 5 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

$$

GMZ031-190830-
FLORIDA BAY INCLUDING BLACKWATER SOUND, BUTTONWOOD SOUND, AND BARNES
SOUND-
1030 PM EDT SAT APR 18 2015

.OVERNIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS MOSTLY SMOOTH.
.SUNDAY THROUGH MONDAY...SOUTHEAST TO SOUTH WINDS 5 TO 10 KNOTS. BAY
WATERS MOSTLY SMOOTH. ISOLATED SHOWERS.
.MONDAY NIGHT...SOUTH WINDS NEAR 5 KNOTS. BAY WATERS SMOOTH.
ISOLATED SHOWERS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS MOSTLY SMOOTH.
SCATTERED SHOWERS.
.TUESDAY NIGHT AND WEDNESDAY...SOUTHEAST TO SOUTH WINDS 5 TO 10
KNOTS. BAY WATERS MOSTLY SMOOTH. SCATTERED SHOWERS.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...VARIABLE WINDS NEAR 5
KNOTS. BAY WATERS SMOOTH. ISOLATED SHOWERS.

$$

GMZ032-035-190830-
BAYSIDE AND GULFSIDE FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE-
GULF OF MEXICO FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL
OUT TO 5 FATHOMS-
1030 PM EDT SAT APR 18 2015

.OVERNIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS LESS THAN 1 FOOT.
NEARSHORE WATERS MOSTLY SMOOTH.
.SUNDAY THROUGH MONDAY...SOUTHEAST TO SOUTH WINDS 5 TO 10 KNOTS.
SEAS LESS THAN 1 FOOT. NEARSHORE WATERS MOSTLY SMOOTH. ISOLATED
SHOWERS.
.MONDAY NIGHT...SOUTH WINDS NEAR 5 KNOTS. SEAS LESS THAN 1 FOOT.
NEARSHORE WATERS SMOOTH. ISOLATED SHOWERS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. SEAS LESS THAN 1 FOOT.
NEARSHORE WATERS MOSTLY SMOOTH. SCATTERED SHOWERS.
.TUESDAY NIGHT AND WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS
LESS THAN 1 FOOT. NEARSHORE WATERS MOSTLY SMOOTH. SCATTERED SHOWERS.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...VARIABLE WINDS 5 TO 10
KNOTS. SEAS LESS THAN 1 FOOT. NEARSHORE WATERS MOSTLY SMOOTH.
ISOLATED SHOWERS.

$$

GMZ042-043-044-190830-
HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF-
HAWK CHANNEL FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE OUT TO
THE REEF-
HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL
OUT TO THE REEF-
1030 PM EDT SAT APR 18 2015

.OVERNIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
NEARSHORE WATERS MOSTLY SMOOTH.
.SUNDAY THROUGH MONDAY...SOUTHEAST TO SOUTH WINDS 5 TO 10 KNOTS.
SEAS AROUND 1 FOOT. NEARSHORE WATERS MOSTLY SMOOTH. ISOLATED SHOWERS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
NEARSHORE WATERS MOSTLY SMOOTH. ISOLATED SHOWERS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS. NEARSHORE
WATERS MOSTLY SMOOTH. SCATTERED SHOWERS.
.TUESDAY NIGHT AND WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1
FOOT OR LESS. NEARSHORE WATERS MOSTLY SMOOTH. SCATTERED SHOWERS.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...VARIABLE WINDS 5 TO 10
KNOTS. SEAS AROUND 1 FOOT. NEARSHORE WATERS MOSTLY SMOOTH. ISOLATED
SHOWERS.

$$

GMZ052-053-054-055-072-073-074-075-190830-
STRAITS OF FLORIDA FROM OCEAN REEF TO CRAIG KEY OUT 20 NM-
STRAITS OF FLORIDA FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE
OUT 20 NM-
STRAITS OF FLORIDA FROM WEST END OF SEVEN MILE BRIDGE TO SOUTH OF
HALFMOON SHOAL OUT 20 NM-
STRAITS OF FLORIDA FROM HALFMOON SHOAL TO 20 NM WEST OF DRY TORTUGAS
OUT 20 NM-
STRAITS OF FLORIDA FROM OCEAN REEF TO CRAIG KEY 20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE
20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM WEST END OF SEVEN MILE BRIDGE TO SOUTH OF
HALFMOON SHOAL 20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM HALFMOON SHOAL TO 20 NM WEST OF DRY TORTUGAS
20 TO 60 NM OUT-
1030 PM EDT SAT APR 18 2015

.OVERNIGHT...SOUTHEAST WINDS NEAR 10 KNOTS. SEAS AROUND 2 FEET.
ISOLATED SHOWERS.
.SUNDAY THROUGH MONDAY...SOUTHEAST WINDS NEAR 10 KNOTS. SEAS AROUND
2 FEET. ISOLATED SHOWERS.
.MONDAY NIGHT...SOUTHEAST TO SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 TO 2
FEET. ISOLATED SHOWERS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET. SCATTERED
SHOWERS.
.TUESDAY NIGHT AND WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS
AROUND 2 FEET. SCATTERED SHOWERS.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...EAST TO SOUTHEAST WINDS 5
TO 10 KNOTS. SEAS AROUND 2 FEET. ISOLATED SHOWERS.

$$

GMZ033-034-190830-
GULF WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM OUT AND
BEYOND 5 FATHOMS-
GULF OF MEXICO INCLUDING DRY TORTUGAS AND REBECCA SHOAL CHANNEL-
1030 PM EDT SAT APR 18 2015

.OVERNIGHT...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2
FEET. ISOLATED SHOWERS.
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET. ISOLATED
SHOWERS.
.SUNDAY NIGHT AND MONDAY...SOUTHEAST TO SOUTH WINDS 5 TO 10 KNOTS.
SEAS 1 TO 2 FEET. ISOLATED SHOWERS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
ISOLATED SHOWERS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT. SCATTERED
SHOWERS.
.TUESDAY NIGHT AND WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1
TO 2 FEET. SCATTERED SHOWERS.
.WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...VARIABLE WINDS 5 TO 10
KNOTS. SEAS 1 TO 2 FEET. ISOLATED SHOWERS.

$$
BS


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