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National Weather Service Marine Forecast FZUS52 KKEY

FZUS52 KKEY 190911
CWFKEY

COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
411 AM EST THU JAN 19 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.

GMZ005-191530-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
411 AM EST THU JAN 19 2017

SYNOPSIS
HIGH PRESSURE WILL REMAIN IN PLACE NEAR SOUTH FLORIDA
AND THE BAHAMAS THROUGH FRIDAY NIGHT. A STRONG COLD FRONT WILL
TREK EASTWARD THROUGH THE GULF OF MEXICO SUNDAY SWEEPING THROUGH
THE FLORIDA KEYS SUNDAY NIGHT.

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

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.



GMZ031-191530-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
411 AM EST THU JAN 19 2017

TODAY
VARIABLE WINDS NEAR 5 KNOTS. BAY WATERS SMOOTH.

TONIGHT AND FRIDAY
SOUTHEAST TO SOUTH WINDS 5 TO 10 KNOTS. BAY
WATERS SMOOTH TO A LIGHT CHOP.

FRIDAY NIGHT
SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. BAY
WATERS A LIGHT CHOP.

SATURDAY
SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS A
LIGHT TO MODERATE CHOP.

SATURDAY NIGHT
SOUTH TO SOUTHWEST WINDS NEAR 15 KNOTS. BAY WATERS A
MODERATE CHOP. ISOLATED SHOWERS.

SUNDAY
SOUTH TO SOUTHWEST WINDS 15 TO 20 KNOTS. BAY WATERS
CHOPPY. ISOLATED SHOWERS.

SUNDAY NIGHT
SOUTH TO SOUTHWEST WINDS 15 TO 20 KNOTS
EARLY...BECOMING SOUTHWEST AND INCREASING TO 25 TO 30 KNOTS AFTER
MIDNIGHT. BAY WATERS CHOPPY...BECOMING EXTREMELY ROUGH. NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS.

MONDAY
WEST WINDS 25 TO 30 KNOTS. BAY WATERS EXTREMELY ROUGH.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.

MONDAY NIGHT
WEST TO NORTHWEST WINDS 20 TO 25 KNOTS...DECREASING
TO 15 TO 20 KNOTS EARLY IN THE MORNING. BAY WATERS EXTREMELY
ROUGH...BECOMING CHOPPY. ISOLATED SHOWERS ENDING AFTER MIDNIGHT.



GMZ032-035-191530-
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-
411 AM EST THU JAN 19 2017

TODAY
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.

TONIGHT AND FRIDAY
SOUTHEAST TO SOUTH WINDS 5 TO 10 KNOTS.
SEAS 1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. 

FRIDAY NIGHT
SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1 FOOT OR
LESS. NEARSHORE WATERS A LIGHT CHOP.

SATURDAY
SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. SEAS 1 FOOT
OR LESS. NEARSHORE WATERS A LIGHT CHOP.

SATURDAY NIGHT
SOUTH TO SOUTHWEST WINDS NEAR 10 KNOTS
EARLY...INCREASING TO NEAR 15 KNOTS. SEAS 1 TO 2 FEET. NEARSHORE
WATERS A LIGHT CHOP...BECOMING A MODERATE CHOP. ISOLATED SHOWERS.

SUNDAY
SOUTH TO SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3
FEET. NEARSHORE WATERS CHOPPY. ISOLATED SHOWERS.

SUNDAY NIGHT
SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS
EARLY...BECOMING SOUTHWEST TO WEST AND INCREASING TO 25 TO 30
KNOTS AFTER MIDNIGHT. SEAS BUILDING TO 3 TO 5 FEET. NEARSHORE
WATERS ROUGH...BECOMING EXTREMELY ROUGH. NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS.

MONDAY
WEST WINDS 25 TO 30 KNOTS. SEAS 4 TO 6 FEET...AS HIGH AS
8 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE WATERS EXTREMELY
ROUGH. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.

MONDAY NIGHT
WEST TO NORTHWEST WINDS NEAR 25 KNOTS...DECREASING
TO NEAR 15 KNOTS EARLY IN THE MORNING. SEAS 3 TO 5
FEET...SUBSIDING TO 2 TO 4 FEET. NEARSHORE WATERS VERY
ROUGH...BECOMING A MODERATE CHOP. ISOLATED SHOWERS ENDING AFTER
MIDNIGHT.



GMZ042>044-191530-
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-
411 AM EST THU JAN 19 2017

TODAY
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.

TONIGHT THROUGH FRIDAY NIGHT
SOUTHEAST TO SOUTH WINDS NEAR 10
KNOTS. SEAS 1 TO 2 FEET. NEARSHORE WATERS A LIGHT CHOP. 

SATURDAY
SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS. SEAS AROUND
2 FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.

SATURDAY NIGHT
SOUTH TO SOUTHWEST WINDS NEAR 15 KNOTS
EARLY...INCREASING TO 15 TO 20 KNOTS AFTER MIDNIGHT. SEAS BUILDING
TO 3 TO 5 FEET. NEARSHORE WATERS A MODERATE CHOP...BECOMING CHOPPY.
ISOLATED SHOWERS.

SUNDAY
SOUTH TO SOUTHWEST WINDS 15 TO 20 KNOTS
EARLY...INCREASING TO NEAR 20 KNOTS LATE. SEAS BUILDING TO 4 TO
6 FEET. NEARSHORE WATERS CHOPPY...BECOMING ROUGH. ISOLATED
SHOWERS.

SUNDAY NIGHT
SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS
EARLY...BECOMING SOUTHWEST TO WEST AND INCREASING TO 25 TO 30
KNOTS. SEAS 4 TO 6 FEET...BUILDING TO 5 TO 8 FEET AFTER MIDNIGHT.
NEARSHORE WATERS ROUGH...BECOMING EXTREMELY ROUGH. NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS.

MONDAY
WEST WINDS 25 TO 30 KNOTS. SEAS 5 TO 8 FEET. NEARSHORE
WATERS EXTREMELY ROUGH. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS.

MONDAY NIGHT
WEST TO NORTHWEST WINDS 20 TO 25 KNOTS...DECREASING
TO NEAR 15 KNOTS EARLY IN THE MORNING. SEAS 5 TO 8
FEET...SUBSIDING TO 3 TO 5 FEET. NEARSHORE WATERS VERY
ROUGH...BECOMING A MODERATE CHOP. ISOLATED SHOWERS ENDING AFTER
MIDNIGHT.



GMZ052>055-072>075-191530-
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-
411 AM EST THU JAN 19 2017

TODAY
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 2 TO 3 FEET.

TONIGHT AND FRIDAY
SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 2 TO 3
FEET.

FRIDAY NIGHT AND SATURDAY
SOUTHEAST TO SOUTH WINDS 10 TO 15
KNOTS. SEAS 2 TO 4 FEET.

SATURDAY NIGHT
SOUTH TO SOUTHWEST WINDS NEAR 15
KNOTS...INCREASING TO NEAR 20 KNOTS. SEAS BUILDING TO 4 TO 7
FEET. ISOLATED SHOWERS.

SUNDAY
SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS. SEAS 4 TO 7
FEET. ISOLATED SHOWERS.

SUNDAY NIGHT
SOUTHWEST TO WEST WINDS 25 TO 30 KNOTS. SEAS 5 TO
8 FEET...BUILDING TO 9 TO 11 FEET AFTER MIDNIGHT. NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS.

MONDAY
WEST WINDS 25 TO 30 KNOTS. SEAS 10 TO 14 FEET.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.

MONDAY NIGHT
WEST TO NORTHWEST WINDS 20 TO 25 KNOTS...DECREASING
TO NEAR 15 KNOTS EARLY IN THE MORNING. SEAS 10 TO 14 FEET...
SUBSIDING TO 9 TO 11 FEET AFTER MIDNIGHT. ISOLATED SHOWERS ENDING
AFTER MIDNIGHT.



GMZ033-034-191530-
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-
411 AM EST THU JAN 19 2017

TODAY
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.

TONIGHT THROUGH FRIDAY NIGHT
SOUTHEAST TO SOUTH WINDS NEAR 10
KNOTS. SEAS 1 TO 2 FEET.

SATURDAY
SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET.

SATURDAY NIGHT
SOUTHEAST WINDS NEAR 15 KNOTS...BECOMING SOUTH
15 TO 20 KNOTS IN THE LATE EVENING. SEAS 2 TO 3 FEET...BUILDING
TO 3 TO 5 FEET AFTER MIDNIGHT. ISOLATED SHOWERS.

SUNDAY
SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS
EARLY...INCREASING TO NEAR 25 KNOTS LATE IN THE EVENING. SEAS 4
TO 6 FEET...BUILDING TO 5 TO 8 FEET. ISOLATED SHOWERS.

SUNDAY NIGHT
SOUTHWEST TO WEST WINDS 25 TO 30 KNOTS. SEAS 6 TO
8 FEET...BUILDING TO 9 TO 11 FEET AFTER MIDNIGHT. NUMEROUS
SHOWERS AND SCATTERED THUNDERSTORMS.

MONDAY
WEST TO NORTHWEST WINDS 25 TO 30 KNOTS. SEAS 10 TO
14 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.

MONDAY NIGHT
WEST TO NORTHWEST WINDS NEAR 25 KNOTS
EARLY...DECREASING TO NEAR 15 KNOTS EARLY IN THE MORNING. SEAS
10 TO 14 FEET...SUBSIDING TO 6 TO 8 FEET EARLY IN THE MORNING.
ISOLATED SHOWERS ENDING AROUND MIDNIGHT.



BWC