470
FZUS52 KKEY 020330
CWFKEY
COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
1030 PM EST MON DEC 1 2025
FLORIDA BAY, HAWK CHANNEL AND STRAITS OF FLORIDA FROM OCEAN REEF
TO SOUTH OF DRY TORTUGAS, AND THE EXTREME SOUTHEASTERN GULF OF
AMERICA, 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.
WAVE DETAIL WILL INCLUDE DETAILS ABOUT THE PERIOD AND DIRECTION
OF ORIGIN FOR THE HIGHEST ENERGY WAVES. LONG-PERIOD SWELLS COMING
FROM A DIFFERENT DIRECTION THAN THE WIND WOULD BE INCLUDED IN THE
WAVE DETAIL.
GMZ005-021530-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
1030 PM EST MON DEC 1 2025
SYNOPSIS
HIGH PRESSURE ACROSS THE AREA WILL CONTINUE TO
PROMOTE GENTLE TO MODESTLY MODERATE EAST TO SOUTHEAST BREEZES
OVERNIGHT, SHIFTING TO THE SOUTHEAST BY EARLY TUESDAY MORNING AS
THE HIGH SHIFTS FARTHER EAST. A DEVELOPING STORM SYSTEM ON THE
HEELS OF THIS HIGH WILL RESULT IN A WEAKENING OF THE PRESSURE
GRADIENT ACROSS THE KEYS THROUGH EARLY WEDNESDAY. BREEZES WILL
ALSO CLOCK AROUND THE COMPASS GOING FROM SOUTHEAST TO SOUTH
TUESDAY TO NORTHWEST TO NORTH BY EARLY WEDNESDAY. ITS
CORRESPONDING COLD FRONT IS EXPECTED TO PRESS THROUGH THE KEYS MID
TO LATE WEEK RESULTING IN FRESHENING NORTH TO NORTHEAST BREEZES.
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF NOVEMBER
28...
28 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
20 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
17 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
15 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
15 NM SOUTHEAST OF SOMBRERO KEY LIGHT...OFF MARATHON.
10 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
9 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
8 NM SOUTHEAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.
GULF STREAM INFORMATION COURTESY OF THE NATIONAL WEATHER SERVICE IN
KEY WEST BASED ON PRODUCTS FROM NASA SPORT.
GMZ031-021530-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
1030 PM EST MON DEC 1 2025
OVERNIGHT
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP. ISOLATED SHOWERS.
TUESDAY
SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS, BECOMING
SOUTHWEST IN THE AFTERNOON. BAY WATERS A LIGHT CHOP.
TUESDAY NIGHT
SOUTHWEST TO WEST WINDS 5 TO 10 KNOTS, BECOMING
WEST TO NORTHWEST. BAY WATERS SMOOTH TO A LIGHT CHOP. PATCHY FOG
DEVELOPING.
WEDNESDAY
WEST TO NORTHWEST WINDS NEAR 5 KNOTS. BAY WATERS
SMOOTH. PATCHY FOG IN THE MORNING.
WEDNESDAY NIGHT
NORTHWEST WINDS 5 TO 10 KNOTS, BECOMING NORTH
TO NORTHEAST NEAR 10 KNOTS. BAY WATERS SMOOTH TO A LIGHT CHOP,
BECOMING A LIGHT CHOP.
THURSDAY
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. BAY WATERS A
LIGHT CHOP.
THURSDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. BAY
WATERS A LIGHT CHOP.
FRIDAY
EAST WINDS NEAR 10 KNOTS. BAY WATERS A LIGHT CHOP.
FRIDAY NIGHT
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. BAY WATERS
A LIGHT CHOP.
SATURDAY
SOUTHEAST TO SOUTH WINDS DECREASING TO 5 TO 10 KNOTS.
BAY WATERS BECOMING SMOOTH TO A LIGHT CHOP.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP. ISOLATED SHOWERS.
GMZ032-035-021530-
BAYSIDE AND GULFSIDE FROM CRAIG KEY TO WEST END OF SEVEN MILE
BRIDGE-
GULF OF AMERICA FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON
SHOAL OUT TO 5 FATHOMS-
1030 PM EST MON DEC 1 2025
OVERNIGHT
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS AROUND 1
FOOT, EXCEPT 2 TO 3 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE
WATERS A LIGHT CHOP. ISOLATED SHOWERS.
TUESDAY
SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS, BECOMING
SOUTHWEST IN THE AFTERNOON. SEAS AROUND 1 FOOT, EXCEPT 1 TO 2
FEET WEST OF THE MARQUESAS KEYS. NEARSHORE WATERS A LIGHT CHOP.
ISOLATED SHOWERS.
TUESDAY NIGHT
WEST TO NORTHWEST WINDS 5 TO 10 KNOTS. SEAS
1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. ISOLATED
SHOWERS. PATCHY FOG DEVELOPING.
WEDNESDAY
NORTHWEST TO NORTH WINDS 5 TO 10 KNOTS. SEAS AROUND
1 FOOT, BUILDING TO 1 TO 2 FEET. NEARSHORE WATERS SMOOTH TO A
LIGHT CHOP. PATCHY FOG IN THE MORNING.
WEDNESDAY NIGHT
NORTHWEST TO NORTH WINDS 5 TO 10 KNOTS,
BECOMING NORTH TO NORTHEAST NEAR 10 KNOTS. SEAS 1 TO 2 FEET,
EXCEPT BUILDING TO 2 TO 3 FEET WEST OF THE MARQUESAS KEYS.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP, BECOMING A LIGHT CHOP.
THURSDAY
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS 1 TO
2 FEET. WEST OF THE MARQUESAS KEYS, SEAS 2 TO 3 FEET, SUBSIDING TO
AROUND 2 FEET. NEARSHORE WATERS A LIGHT CHOP.
THURSDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS
1 TO 2 FEET. NEARSHORE WATERS A LIGHT CHOP.
FRIDAY
EAST WINDS NEAR 10 KNOTS. SEAS SUBSIDING TO AROUND 1
FOOT. NEARSHORE WATERS A LIGHT CHOP.
FRIDAY NIGHT
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS
AROUND 1 FOOT. NEARSHORE WATERS A LIGHT CHOP.
SATURDAY
SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS A LIGHT CHOP.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. ISOLATED SHOWERS.
GMZ042>044-021530-
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 EST MON DEC 1 2025
OVERNIGHT
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP. ISOLATED
SHOWERS.
TUESDAY
SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS, BECOMING
SOUTHWEST NEAR 10 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET,
SUBSIDING TO 1 TO 2 FEET. NEARSHORE WATERS A LIGHT TO MODERATE
CHOP, BECOMING A LIGHT CHOP. ISOLATED SHOWERS.
TUESDAY NIGHT
WEST TO NORTHWEST WINDS 5 TO 10 KNOTS. SEAS
SUBSIDING TO AROUND 1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT
CHOP. ISOLATED SHOWERS.
WEDNESDAY
NORTH WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT, EXCEPT
BUILDING TO 1 TO 2 FEET WEST OF COSGROVE SHOAL LIGHT. NEARSHORE
WATERS SMOOTH TO A LIGHT CHOP.
WEDNESDAY NIGHT
NORTH TO NORTHEAST WINDS INCREASING TO NEAR 10
KNOTS. SEAS 1 FOOT, EXCEPT BUILDING TO 2 TO 3 FEET WEST OF
COSGROVE SHOAL LIGHT. NEARSHORE WATERS BECOMING A LIGHT CHOP.
THURSDAY
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS 1 TO
2 FEET. WEST OF COSGROVE SHOAL LIGHT, SEAS 2 TO 3 FEET, SUBSIDING
TO AROUND 2 FEET. NEARSHORE WATERS A LIGHT CHOP.
THURSDAY NIGHT
NORTHEAST TO EAST WINDS INCREASING TO 10 TO 15
KNOTS. SEAS 1 TO 2 FEET. NEARSHORE WATERS BECOMING A LIGHT TO
MODERATE CHOP.
FRIDAY
EAST WINDS DECREASING TO NEAR 10 KNOTS. SEAS 1 TO 2
FEET. NEARSHORE WATERS BECOMING A LIGHT CHOP.
FRIDAY NIGHT
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1 TO
2 FEET. NEARSHORE WATERS A LIGHT CHOP.
SATURDAY
SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. SEAS 1 TO 2
FEET. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
SATURDAY NIGHT
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS
AROUND 1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. ISOLATED
SHOWERS.
GMZ052>055-072>075-021530-
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 EST MON DEC 1 2025
OVERNIGHT
SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS.
ISOLATED SHOWERS.
TUESDAY
SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS, BECOMING
SOUTHWEST TO WEST NEAR 10 KNOTS IN THE AFTERNOON. SEAS 3 TO 4
FEET, SUBSIDING TO AROUND 2 FEET. WAVE DETAIL: SOUTHEAST 3 FEET
AT 5 SECONDS. ISOLATED SHOWERS.
TUESDAY NIGHT
WEST TO NORTHWEST WINDS DECREASING TO 5 TO 10
KNOTS. SEAS 1 TO 2 FEET. WAVE DETAIL: EAST 2 FEET AT 5 SECONDS.
ISOLATED SHOWERS.
WEDNESDAY
NORTH WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.
ISOLATED SHOWERS.
WEDNESDAY NIGHT
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS,
INCREASING TO 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
THURSDAY
NORTHEAST TO EAST WINDS 10 TO 15 KNOTS, DECREASING TO
NEAR 10 KNOTS. SEAS 2 TO 3 FEET.
THURSDAY NIGHT
NORTHEAST TO EAST WINDS 10 TO 15 KNOTS. SEAS
2 TO 3 FEET.
FRIDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
FRIDAY NIGHT
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET.
SATURDAY
SOUTHEAST WINDS NEAR 10 KNOTS. SEAS SUBSIDING TO 1 TO
2 FEET.
SATURDAY NIGHT
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING
SOUTHEAST NEAR 10 KNOTS. SEAS 1 TO 2 FEET. ISOLATED SHOWERS.
GMZ033-034-021530-
GULF OF AMERICA FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM
OUT AND BEYOND 5 FATHOMS-
GULF OF AMERICA INCLUDING DRY TORTUGAS AND REBECCA SHOAL CHANNEL-
1030 PM EST MON DEC 1 2025
OVERNIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: EAST TO SOUTHEAST 2 FEET AT 3 SECONDS. ISOLATED
SHOWERS.
TUESDAY
SOUTH WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST IN THE
AFTERNOON. SEAS 2 TO 3 FEET, SUBSIDING TO 1 TO 2 FEET. WAVE
DETAIL: SOUTHEAST TO SOUTH 2 FEET AT 3 SECONDS. ISOLATED SHOWERS.
TUESDAY NIGHT
WEST TO NORTHWEST WINDS NEAR 10 KNOTS, BECOMING
NORTHWEST TO NORTH 5 TO 10 KNOTS. SEAS 1 TO 2 FEET. WAVE DETAIL:
WEST 2 FEET AT 5 SECONDS AND SOUTH 1 FOOT AT 4 SECONDS. ISOLATED
SHOWERS. PATCHY FOG DEVELOPING.
WEDNESDAY
NORTH TO NORTHEAST WINDS NEAR 10 KNOTS. SEAS BUILDING
TO 2 TO 3 FEET. PATCHY FOG IN THE MORNING. ISOLATED SHOWERS.
WEDNESDAY NIGHT
NORTH TO NORTHEAST WINDS 10 TO 15 KNOTS. SEAS
2 TO 3 FEET.
THURSDAY
NORTHEAST TO EAST WINDS 10 TO 15 KNOTS, DECREASING TO
5 TO 10 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET, SUBSIDING TO 1
TO 2 FEET.
THURSDAY NIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS,
INCREASING TO 10 TO 15 KNOTS. SEAS 1 TO 2 FEET.
FRIDAY
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS, DECREASING TO
NEAR 10 KNOTS. SEAS 1 TO 2 FEET.
FRIDAY NIGHT
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1 TO
2 FEET.
SATURDAY
SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. SEAS SUBSIDING
TO AROUND 1 FOOT.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND
1 FOOT. ISOLATED SHOWERS.
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