Coastal Waters Forecast
Issued by NWS

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000
FZUS52 KKEY 180921
CWFKEY

COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
421 AM EST WED JAN 18 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.

GMZ005-181530-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
421 AM EST WED JAN 18 2017

.SYNOPSIS...HIGH SURFACE PRESSURE WILL EXTEND ACROSS NORTHERN
FLORIDA TODAY. THIS HIGH PRESSURE WILL RETREAT EASTWARD TONIGHT
THROUGH THURSDAY NIGHT. AN AREA OF HIGH PRESSURE WILL CENTER JUST
EAST OF THE BAHAMAS FRIDAY THROUGH SUNDAY. A COLD FRONT LIKELY
WILL APPROACH THE FLORIDA KEYS SUNDAY NIGHT.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF JANUARY
16...

32 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
39 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
34 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
15 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
13 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
 7 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
 5 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
 3 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

$$

GMZ031-181530-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
421 AM EST WED JAN 18 2017

.TODAY...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. BAY WATERS
A LIGHT CHOP.
.TONIGHT AND THURSDAY...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS.
BAY WATERS A LIGHT CHOP.
.THURSDAY NIGHT AND FRIDAY...SOUTHEAST WINDS NEAR 10 KNOTS. BAY
WATERS A LIGHT CHOP.
.FRIDAY NIGHT AND SATURDAY...SOUTHEAST WINDS NEAR 10 KNOTS. BAY
WATERS A LIGHT CHOP.
.SATURDAY NIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10
KNOTS...INCREASING TO NEAR 15 KNOTS BY MIDNIGHT. BAY WATERS A
LIGHT CHOP...BECOMING A MODERATE CHOP.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY. ISOLATED
SHOWERS.
.SUNDAY NIGHT...SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS. BAY WATERS
ROUGH. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.

$$

GMZ032-035-181530-
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-
421 AM EST WED JAN 18 2017

.TODAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.
.TONIGHT AND THURSDAY...EAST TO SOUTHEAST WINDS NEAR 10 KNOTS.
SEAS 1 FOOT OR LESS. NEARSHORE WATERS A LIGHT CHOP.
.THURSDAY NIGHT AND FRIDAY...SOUTHEAST WINDS NEAR 10 KNOTS. SEAS
1 FOOT OR LESS. NEARSHORE WATERS A LIGHT CHOP.
.FRIDAY NIGHT AND SATURDAY...SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1
FOOT OR LESS. NEARSHORE WATERS A LIGHT CHOP.
.SATURDAY NIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10
KNOTS...INCREASING TO NEAR 15 KNOTS BY MIDNIGHT. SEAS 1 FOOT OR
LESS...BUILDING TO 1 TO 2 FEET. NEARSHORE WATERS A LIGHT
CHOP...BECOMING A MODERATE CHOP.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS AROUND 2 FEET.
NEARSHORE WATERS CHOPPY. ISOLATED SHOWERS.
.SUNDAY NIGHT...SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS. SEAS 2 TO
3 FEET. NEARSHORE WATERS ROUGH. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.

$$

GMZ042>044-181530-
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-
421 AM EST WED JAN 18 2017

.TODAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3
FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.
.TONIGHT AND THURSDAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS.
SEAS AROUND 2 FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.
.THURSDAY NIGHT AND FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS
AROUND 2 FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.
.FRIDAY NIGHT AND SATURDAY...SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1
TO 2 FEET. NEARSHORE WATERS A LIGHT CHOP.
.SATURDAY NIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10
KNOTS...INCREASING TO NEAR 15 KNOTS BY MIDNIGHT. SEAS 1 TO 2
FEET...BUILDING TO 2 TO 3 FEET. NEARSHORE WATERS A LIGHT
CHOP...BECOMING A MODERATE CHOP.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET. NEARSHORE
WATERS CHOPPY. ISOLATED SHOWERS.
.SUNDAY NIGHT...SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS. SEAS 3 TO
5 FEET. NEARSHORE WATERS ROUGH. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.

$$

GMZ052>055-072>075-181530-
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-
421 AM EST WED JAN 18 2017

.TODAY...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 4 TO 5 FEET.
.TONIGHT AND THURSDAY...EAST TO SOUTHEAST WINDS NEAR 15 KNOTS.
SEAS 3 TO 5 FEET.
.THURSDAY NIGHT...SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 3 TO 5
FEET.
.FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
.FRIDAY NIGHT AND SATURDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS
2 TO 4 FEET.
.SATURDAY NIGHT...SOUTHEAST TO SOUTH WINDS 10 TO 15
KNOTS...INCREASING TO NEAR 15 KNOTS BY MIDNIGHT. SEAS 2 TO 4
FEET...BUILDING TO 3 TO 5 FEET.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET. ISOLATED
SHOWERS.
.SUNDAY NIGHT...SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS. SEAS 5 TO
7 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.

$$

GMZ033-034-181530-
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-
421 AM EST WED JAN 18 2017

.TODAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET.
.TONIGHT AND THURSDAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS.
SEAS 2 TO 3 FEET.
.THURSDAY NIGHT AND FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS
2 TO 3 FEET.
.FRIDAY NIGHT AND SATURDAY...SOUTHEAST WINDS NEAR 10 KNOTS. SEAS
AROUND 2 FEET.
.SATURDAY NIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS...INCREASING
TO NEAR 15 KNOTS BY MIDNIGHT. SEAS 1 TO 2 FEET...BUILDING TO 2 TO
4 FEET.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET. ISOLATED
SHOWERS.
.SUNDAY NIGHT...SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS. SEAS 4 TO
6 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.

$$


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