673
FZUS52 KKEY 220831
CWFKEY
COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
431 AM EDT SUN MAR 22 2026
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.
GMZ005-222045-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
431 AM EDT SUN MAR 22 2026
SYNOPSIS
HIGH PRESSURE CENTERED OVER THE NORTHERN GULF COAST
WILL SLOWLY SLIDE EASTWARD THROUGH THE MIDDLE OF NEXT WEEK. THE
HIGH WILL SUPPORT A STAGNANT PATTERN OF GENERALLY LIGHT TO GENTLE
NORTH TO NORTHEAST BREEZES, GRADUALLY VEERING TO THE NORTHEAST TO
EAST.
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF MARCH 16...
36 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
49 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.
14 NM SOUTHEAST OF SOMBRERO KEY LIGHT...OFF MARATHON.
7 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
4 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
6 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 AND RTOFS.
GMZ031-222045-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
431 AM EDT SUN MAR 22 2026
TODAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP.
TONIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP.
MONDAY
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP.
MONDAY NIGHT
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. BAY
WATERS SMOOTH TO A LIGHT CHOP.
TUESDAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP.
TUESDAY NIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. BAY
WATERS SMOOTH TO A LIGHT CHOP.
WEDNESDAY
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP.
WEDNESDAY NIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS,
INCREASING TO NEAR 10 KNOTS. BAY WATERS SMOOTH TO A LIGHT CHOP,
BECOMING A LIGHT CHOP.
THURSDAY AND THURSDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10
KNOTS. BAY WATERS A LIGHT CHOP.
GMZ032-035-222045-
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-
431 AM EDT SUN MAR 22 2026
TODAY
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
TONIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
MONDAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
MONDAY NIGHT
NORTH TO NORTHEAST WINDS NEAR 10 KNOTS. SEAS 1 TO
2 FEET. NEARSHORE WATERS A LIGHT CHOP.
TUESDAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
TUESDAY NIGHT
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS
AROUND 1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
WEDNESDAY
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
WEDNESDAY NIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS,
INCREASING TO NEAR 10 KNOTS. SEAS AROUND 1 FOOT, BUILDING TO 1 TO
2 FEET. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP, BECOMING A LIGHT
CHOP.
THURSDAY AND THURSDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10
KNOTS. SEAS 1 TO 2 FEET. NEARSHORE WATERS A LIGHT CHOP.
GMZ042>044-222045-
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-
431 AM EDT SUN MAR 22 2026
TODAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP, BECOMING SMOOTH
LATE.
TONIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. SEAS AROUND
1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
MONDAY
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
MONDAY NIGHT
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS
AROUND 1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
TUESDAY
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
TUESDAY NIGHT
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND
1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
WEDNESDAY
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. SEAS AROUND
1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
WEDNESDAY NIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS,
INCREASING TO NEAR 10 KNOTS. SEAS 1 TO 2 FEET. NEARSHORE WATERS
SMOOTH TO A LIGHT CHOP, BECOMING A LIGHT CHOP.
THURSDAY
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS 1 TO 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.
GMZ052>055-072>075-222045-
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-
431 AM EDT SUN MAR 22 2026
TODAY
NORTHEAST WINDS NEAR 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: NORTHEAST TO EAST 2 FEET AT 5 SECONDS AND NORTHWEST
1 FOOT AT 4 SECONDS.
TONIGHT
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS AROUND 2
FEET. WAVE DETAIL: EAST 2 FEET AT 4 SECONDS.
MONDAY
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. SEAS 1 TO
2 FEET. WAVE DETAIL: NORTHEAST TO EAST 2 FEET AT 4 SECONDS.
MONDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS
AROUND 2 FEET.
TUESDAY
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS AROUND 2
FEET.
TUESDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS
AROUND 2 FEET.
WEDNESDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
WEDNESDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10 KNOTS,
INCREASING TO 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
THURSDAY AND THURSDAY NIGHT
NORTHEAST TO EAST WINDS 10 TO 15
KNOTS. SEAS 2 TO 3 FEET.
GMZ033-034-222045-
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-
431 AM EDT SUN MAR 22 2026
TODAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT. WAVE DETAIL: NORTHWEST TO NORTH 1 FOOT AT 4 SECONDS.
TONIGHT
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
WAVE DETAIL: NORTHWEST TO NORTH 1 FOOT AT 3 SECONDS.
MONDAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1
FOOT.
MONDAY NIGHT
NORTH WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
TUESDAY
NORTH TO NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND
1 FOOT.
TUESDAY NIGHT
NORTH WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
WEDNESDAY
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 1 FOOT.
WEDNESDAY NIGHT
NORTH TO NORTHEAST WINDS NEAR 10 KNOTS. SEAS 1
TO 2 FEET.
THURSDAY
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS 1 TO 2
FEET.
THURSDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 10 KNOTS. SEAS 1
TO 2 FEET.
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