Coastal Waters Forecast
Issued by NWS

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073
FZUS52 KKEY 232054
CWFKEY

COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
454 PM EDT TUE MAY 23 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.

GMZ005-240300-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
454 PM EDT TUE MAY 23 2017

.SYNOPSIS...A WESTERN ATLANTIC RIDGE WILL MOVE SOUTHWARD OVER THE
FLORIDA KEYS AND NEAR CUBA TONIGHT. A TROUGH WILL APPROACH OUR
REGION WEDNESDAY THROUGH THURSDAY. THEREAFTER...A BROAD AND WEAK
PRESSURE PATTERN SHOULD SET UP ACROSS KEYS COASTAL WATERS INTO
THIS WEEKEND.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF MAY 20...

55 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
50 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
31 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
16 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
11 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
 9 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
 6 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
 7 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

$$

GMZ031-240300-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
454 PM EDT TUE MAY 23 2017

.TONIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS...INCREASING TO
NEAR 15 KNOTS LATE. BAY WATERS A LIGHT CHOP...BECOMING A MODERATE
CHOP. ISOLATED SHOWERS.
.WEDNESDAY...SOUTH TO SOUTHWEST WINDS 15 TO 20 KNOTS. BAY WATERS
CHOPPY. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE
AFTERNOON.
.WEDNESDAY NIGHT...SOUTH TO SOUTHWEST WINDS 15 TO 20
KNOTS...INCREASING TO 20 TO 25 KNOTS. BAY WATERS CHOPPY...BECOMING
VERY ROUGH. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY...SOUTHWEST WINDS 20 TO 25 KNOTS...BECOMING WEST AND
DECREASING TO NEAR 15 KNOTS. BAY WATERS VERY ROUGH...BECOMING A
MODERATE CHOP. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY NIGHT...WINDS BECOMING VARIABLE 5 TO 10 KNOTS. BAY WATERS
BECOMING SMOOTH TO A LIGHT CHOP. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS...MAINLY BEFORE MIDNIGHT.
.FRIDAY...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH
TO A LIGHT CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.FRIDAY NIGHT AND SATURDAY...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS.
BAY WATERS SMOOTH TO A LIGHT CHOP. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
.SATURDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. BAY WATERS
A LIGHT CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.SUNDAY AND SUNDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS.
BAY WATERS A LIGHT CHOP. ISOLATED SHOWERS.

$$

GMZ032-035-240300-
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-
454 PM EDT TUE MAY 23 2017

.TONIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS...INCREASING TO
NEAR 15 KNOTS LATE. SEAS 1 FOOT OR LESS...BUILDING TO 1 TO 2 FEET.
NEARSHORE WATERS A LIGHT CHOP...BECOMING A MODERATE CHOP. ISOLATED
SHOWERS.
.WEDNESDAY...SOUTH TO SOUTHWEST WINDS NEAR 15 KNOTS. SEAS 1 TO 3
FEET. NEARSHORE WATERS A MODERATE CHOP. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS IN THE AFTERNOON.
.WEDNESDAY NIGHT...SOUTH TO SOUTHWEST WINDS 15 TO 20
KNOTS...INCREASING TO 20 TO 25 KNOTS. SEAS 1 TO 2 FEET...BUILDING TO
2 TO 4 FEET. NEARSHORE WATERS CHOPPY...BECOMING VERY ROUGH. NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY...SOUTHWEST WINDS 20 TO 25...BECOMING WEST AND DECREASING
TO NEAR 15 KNOTS. SEAS 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.
NEARSHORE WATERS VERY ROUGH...BECOMING A MODERATE CHOP. NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY NIGHT...WINDS BECOMING VARIABLE 5 TO 10 KNOTS. SEAS
SUBSIDING TO 1 TO 2 FEET. NEARSHORE WATERS BECOMING MOSTLY SMOOTH.
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS MAINLY BEFORE MIDNIGHT.
.FRIDAY...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...EAST TO SOUTHEAST WINDS 5 TO
10 KNOTS. SEAS 1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT
CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.SUNDAY AND SUNDAY NIGHT...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS.
SEAS 1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
ISOLATED SHOWERS.

$$

GMZ042>044-240300-
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-
454 PM EDT TUE MAY 23 2017

.TONIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS...INCREASING TO
NEAR 15 KNOTS LATE. SEAS 1 TO 3 FEET. NEARSHORE WATERS A LIGHT
CHOP...BECOMING A MODERATE CHOP. ISOLATED SHOWERS.
.WEDNESDAY...SOUTH TO SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4
FEET. NEARSHORE WATERS CHOPPY. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS IN THE AFTERNOON.
.WEDNESDAY NIGHT...SOUTH TO SOUTHWEST WINDS 15 TO 20
KNOTS...INCREASING TO 20 TO 25 KNOTS LATE. SEAS 2 TO 3
FEET...BUILDING TO 3 TO 5 FEET. NEARSHORE WATERS CHOPPY...BECOMING
VERY ROUGH. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY...SOUTHWEST WINDS 20 TO 25 KNOTS...DECREASING TO NEAR 15
KNOTS. SEAS 3 TO 5 FEET...SUBSIDING TO 2 TO 4 FEET. NEARSHORE WATERS
VERY ROUGH...BECOMING A MODERATE CHOP. NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS.
.THURSDAY NIGHT...WINDS BECOMING VARIABLE 5 TO 10 KNOTS. SEAS
SUBSIDING TO 1 TO 2 FEET. NEARSHORE WATERS BECOMING MOSTLY SMOOTH.
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS...MAINLY BEFORE
MIDNIGHT.
.FRIDAY...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS SMOOTH. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
.FRIDAY NIGHT AND SATURDAY...EAST TO SOUTHEAST WINDS 5 TO 10
KNOTS. SEAS AROUND 1  FOOT. NEARSHORE WATERS SMOOTH. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
.SATURDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1 TO 2
FEET. NEARSHORE WATERS A LIGHT CHOP. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
.SUNDAY AND SUNDAY NIGHT...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS.
SEAS 1 TO 2 FEET. NEARSHORE WATERS A LIGHT CHOP. ISOLATED SHOWERS.

$$

GMZ052>055-072>075-240300-
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-
454 PM EDT TUE MAY 23 2017

.TONIGHT...SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO
NEAR 15 KNOTS. SEAS 2 TO 3 FEET. ISOLATED SHOWERS.
.WEDNESDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS DEVELOPING IN THE AFTERNOON.
.WEDNESDAY NIGHT...SOUTH TO SOUTHWEST WINDS NEAR 15
KNOTS...INCREASING TO NEAR 20 KNOTS. SEAS 2 TO 4 FEET...BUILDING TO
3 TO 5 FEET. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY...SOUTHWEST WINDS NEAR 20 KNOTS...BECOMING WEST AND
DECREASING TO 10 TO 15 KNOTS. SEAS 3 TO 5 FEET...SUBSIDING TO 2 TO 4
FEET. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY NIGHT...WINDS BECOMING VARIABLE 5 TO 10 KNOTS. SEAS 2 TO 3
FEET. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS...MAINLY BEFORE
MIDNIGHT.
.FRIDAY...VARIABLE WINDS 5 TO 10 KNOTS. SEAS 1 TO 3 FEET. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
.FRIDAY NIGHT...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2
FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.SATURDAY...EAST WINDS NEAR 10 KNOTS. SEAS 1 TO 2 FEET. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
.SATURDAY NIGHT...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO
3 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.SUNDAY AND SUNDAY NIGHT...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS.
SEAS 1 TO 3 FEET. ISOLATED SHOWERS.

$$

GMZ033-034-240300-
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-
454 PM EDT TUE MAY 23 2017

.TONIGHT...SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS...INCREASING
TO NEAR 15 TO 20 KNOTS LATE. SEAS 1 TO 3 FEET...BUILDING TO 2 TO 4
FEET. ISOLATED SHOWERS.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.WEDNESDAY NIGHT...SOUTH TO SOUTHWEST WINDS 15 TO 20
KNOTS...INCREASING TO NEAR 20 KNOTS. SEAS 2 TO 4 FEET...BUILDING TO
4 TO 6 FEET. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY...SOUTHWEST WINDS NEAR 20 KNOTS...BECOMING WEST AND
DECREASING TO 10 TO 15 KNOTS LATE. SEAS 4 TO 6 FEET...SUBSIDING TO 3
TO 5 FEET. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
.THURSDAY NIGHT...WINDS BECOMING VARIABLE 5 TO 10 KNOTS. SEAS
SUBSIDING TO 2 TO 3 FEET. NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS...ESPECIALLY BEFORE MIDNIGHT.
.FRIDAY...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 3 FEET.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...EAST TO SOUTHEAST WINDS 5 TO
10 KNOTS. SEAS 1 TO 2 FEET. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.
.SUNDAY AND SUNDAY NIGHT...EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS.
SEAS 1 TO 2 FEET. ISOLATED SHOWERS.

$$



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