Coastal Waters Forecast
Issued by NWS

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000
FZUS52 KKEY 242023
CWFKEY

COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
423 PM EDT MON APR 24 2017

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.

GMZ005-250230-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
423 PM EDT MON APR 24 2017

.SYNOPSIS...A WEAK COLD FRONT WILL MOVE EASTWARD ACROSS THE
FLORIDA KEYS AND ADJACENT COASTAL WATERS THIS EVENING. A RIDGE OF
HIGH PRESSURE WILL BUILD OVER THE FLORIDA PENINSULA TUESDAY NIGHT
AND WEDNESDAY...BEFORE LIFTING NORTHWARD THROUGH FRIDAY.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF APRIL
22...

35 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
29 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
29 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
36 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
28 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
 7 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
 3 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
 2 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

$$

GMZ031-250230-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
423 PM EDT MON APR 24 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...WEST TO NORTHWEST WINDS 15 TO 20 KNOTS...DECREASING TO
NEAR 15 KNOTS. BAY WATERS CHOPPY...BECOMING A MODERATE CHOP.
ISOLATED SHOWERS BEFORE MIDNIGHT.
.TUESDAY...WEST WINDS NEAR 10 KNOTS. BAY WATERS A LIGHT CHOP.
.TUESDAY NIGHT...NORTHWEST TO NORTH WINDS NEAR 10 KNOTS EARLY...
BECOMING VARIABLE AND DECREASING TO NEAR 5 KNOTS AFTER MIDNIGHT.
BAY WATERS A LIGHT CHOP...BECOMING SMOOTH.
.WEDNESDAY...VARIABLE WINDS NEAR 5 KNOTS...BECOMING SOUTHEAST AND
INCREASING TO NEAR 10 KNOTS IN THE AFTERNOON. BAY WATERS
SMOOTH...BECOMING A LIGHT CHOP.
.WEDNESDAY NIGHT...SOUTHEAST WINDS NEAR 10 KNOTS. BAY WATERS
A LIGHT CHOP.
.THURSDAY...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. BAY WATERS
A LIGHT CHOP. ISOLATED SHOWERS.
.THURSDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. BAY
WATERS A LIGHT CHOP. ISOLATED SHOWERS.
.FRIDAY...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS EARLY...INCREASING
TO 10 TO 15 KNOTS IN THE AFTERNOON. BAY WATERS A LIGHT
CHOP...BECOMING A LIGHT TO MODERATE CHOP. ISOLATED SHOWERS.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...EAST TO SOUTHEAST WINDS
NEAR 15 KNOTS. BAY WATERS A MODERATE CHOP. ISOLATED SHOWERS.

$$

GMZ032-035-250230-
BAYSIDE AND GULF SIDE 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-
423 PM EDT MON APR 24 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TONIGHT...WEST TO NORTHWEST WINDS 15 TO 20 KNOTS...DECREASING TO
NEAR 15 KNOTS AFTER MIDNIGHT. SEAS 1 TO 3 FEET. NEARSHORE WATERS
CHOPPY...BECOMING A MODERATE CHOP. ISOLATED SHOWERS BEFORE
MIDNIGHT.
.TUESDAY...WEST TO NORTHWEST WINDS NEAR 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS A LIGHT CHOP.
.TUESDAY NIGHT...VARIABLE WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
.WEDNESDAY...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT
OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
.WEDNESDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS
AROUND 1 FOOT. NEARSHORE WATERS A LIGHT CHOP.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. ISOLATED SHOWERS.
.THURSDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS
AROUND 1 FOOT. NEARSHORE WATERS A LIGHT CHOP. ISOLATED SHOWERS.
.FRIDAY...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS EARLY...INCREASING
TO NEAR 15 KNOTS. SEAS BUILDING TO 1 TO 2 FEET. NEARSHORE WATERS
A LIGHT CHOP...BECOMING A MODERATE CHOP. ISOLATED SHOWERS.
.FRIDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 1 TO
2 FEET. NEARSHORE WATERS A MODERATE CHOP. ISOLATED SHOWERS.
.SATURDAY...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 1 TO
2 FEET. NEARSHORE WATERS A MODERATE CHOP. ISOLATED SHOWERS.
.SATURDAY NIGHT...EAST TO SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS
2 TO 3 FEET. NEARSHORE WATERS CHOPPY. ISOLATED SHOWERS.

$$

GMZ042>044-250230-
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-
423 PM EDT MON APR 24 2017

.TONIGHT...WEST TO NORTHWEST WINDS NEAR 15 KNOTS AND GUSTY...DECREASING
TO 10 TO 15 KNOTS. SEAS 1 TO 3 FEET. NEARSHORE WATERS A MODERATE
CHOP TO CHOPPY. ISOLATED SHOWERS BEFORE MIDNIGHT.
.TUESDAY...WEST TO NORTHWEST WINDS NEAR 10 KNOTS. SEAS 1 TO 2
FEET. NEARSHORE WATERS A LIGHT CHOP.
.TUESDAY NIGHT...VARIABLE WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
.WEDNESDAY...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS
EARLY...INCREASING TO NEAR 10 KNOTS IN THE AFTERNOON. SEAS
BUILDING TO 1 TO 2 FEET. NEARSHORE WATERS SMOOTH TO A LIGHT
CHOP...BECOMING A LIGHT CHOP.
.WEDNESDAY NIGHT...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS
1 TO 2 FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.
.THURSDAY...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS
EARLY...BECOMING EAST AND DECREASING TO 5 TO 10 KNOTS LATE IN THE
AFTERNOON. SEAS 1 FOOT OR LESS. NEARSHORE WATERS A LIGHT
CHOP...BECOMING SMOOTH TO A LIGHT CHOP. ISOLATED SHOWERS.
.THURSDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS
1 TO 2 FEET. NEARSHORE WATERS A LIGHT CHOP. ISOLATED SHOWERS.
.FRIDAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS
EARLY...INCREASING TO NEAR 15 KNOTS LATE IN THE AFTERNOON. SEAS
BUILDING TO 1 TO 3 FEET. NEARSHORE WATERS A LIGHT TO MODERATE
CHOP...BECOMING A MODERATE CHOP. ISOLATED SHOWERS.
.FRIDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS...INCREASING
TO 15 TO 20 KNOTS AFTER MIDNIGHT. SEAS BUILDING TO 2 TO 3 FEET.
NEARSHORE WATERS A MODERATE CHOP...BECOMING CHOPPY. ISOLATED
SHOWERS.
.SATURDAY AND SATURDAY NIGHT...EAST TO SOUTHEAST WINDS 15 TO 20
KNOTS. SEAS 3 TO 5 FEET. NEARSHORE WATERS CHOPPY. ISOLATED
SHOWERS.

$$

GMZ052>055-072>075-250230-
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-
423 PM EDT MON APR 24 2017

.TONIGHT...WEST TO NORTHWEST WINDS NEAR 15 KNOTS AND GUSTY...DECREASING
TO 10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET...SUBSIDING TO
2 TO 4 FEET. ISOLATED SHOWERS BEFORE MIDNIGHT.
.TUESDAY...WEST TO NORTHWEST WINDS NEAR 10 KNOTS. SEAS 2 TO 3
FEET.
.TUESDAY NIGHT...NORTH WINDS NEAR 10 KNOTS...BECOMING NORTHEAST
TO EAST AFTER MIDNIGHT. SEAS 2 TO 3 FEET.
.WEDNESDAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3
FEET.
.WEDNESDAY NIGHT...SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 3 TO 5
FEET.
.THURSDAY...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS...BECOMING
NORTHEAST TO EAST LATE IN THE AFTERNOON. SEAS 2 TO 3 FEET.
ISOLATED SHOWERS.
.THURSDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 3
TO 5 FEET. ISOLATED SHOWERS.
.FRIDAY...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS EARLY...INCREASING
TO 15 TO 20 KNOTS IN THE AFTERNOON. SEAS 3 TO 5 FEET...BUILDING TO
4 TO 6 FEET. ISOLATED SHOWERS.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...EAST TO SOUTHEAST WINDS
NEAR 20 KNOTS. SEAS 4 TO 7 FEET. ISOLATED SHOWERS.

$$

GMZ033-034-250230-
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-
423 PM EDT MON APR 24 2017

.TONIGHT...WEST TO NORTHWEST WINDS NEAR 15 KNOTS AND GUSTY...DECREASING
TO 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. ISOLATED SHOWERS ENDING
BEFORE MIDNIGHT.
.TUESDAY...WEST TO NORTHWEST WINDS NEAR 10 KNOTS. SEAS 2 TO 3
FEET.
.TUESDAY NIGHT...VARIABLE WINDS NEAR 10 KNOTS. SEAS 1 TO 2 FEET.
.WEDNESDAY AND WEDNESDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10
KNOTS. SEAS 1 TO 2 FEET.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
ISOLATED SHOWERS.
.THURSDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1
TO 2 FEET. ISOLATED SHOWERS.
.FRIDAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS
EARLY...INCREASING TO NEAR 15 KNOTS IN THE AFTERNOON. SEAS
BUILDING TO 3 TO 5 FEET. ISOLATED SHOWERS.
.FRIDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 2 TO
4 FEET. ISOLATED SHOWERS.
.SATURDAY...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS...INCREASING TO
15 TO 20 KNOTS IN THE AFTERNOON. SEAS 3 TO 5 FEET. ISOLATED
SHOWERS.
.SATURDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 20 KNOTS. SEAS 4
TO 6 FEET. ISOLATED SHOWERS.

$$

BWC


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