247
FZUS52 KKEY 021531
CWFKEY
COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
1031 AM EST MON MAR 2 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.
GMZ005-030345-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
1031 AM EST MON MAR 2 2026
SYNOPSIS
A LARGE AND ROBUST HIGH CENTERED OVER THE NORTHEASTERN U.S. WILL
DIVE SOUTHEASTWARD OFF OF THE COAST, AND INTO THE NORTH ATLANTIC
OVER THE COURSE OF THIS AFTERNOON. THIS WILL USHER IN A PROLONGED
PERIOD OF MODERATE TO FRESH BREEZES ACROSS THE FLORIDA KEYS MARINE
ZONES FOR THE NEXT SEVERAL DAYS, AS THE CENTER OF THE HIGH
BECOMES STATIONARY OVER THE CENTRAL NORTH ATLANTIC.
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF MARCH 1...
47 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
16 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
9 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
7 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
8 NM SOUTHEAST OF SOMBRERO KEY LIGHT...OFF MARATHON.
8 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
7 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 AND RTOFS.
GMZ031-030345-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
1031 AM EST MON MAR 2 2026
THIS AFTERNOON
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. BAY
WATERS A MODERATE CHOP. ISOLATED SHOWERS.
TONIGHT
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. BAY WATERS A
MODERATE CHOP. ISOLATED SHOWERS.
TUESDAY AND TUESDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 15
KNOTS. BAY WATERS A MODERATE CHOP. ISOLATED SHOWERS.
WEDNESDAY
EAST WINDS NEAR 15 KNOTS. BAY WATERS A MODERATE
CHOP. ISOLATED SHOWERS.
WEDNESDAY NIGHT
EAST WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
ISOLATED SHOWERS.
THURSDAY
EAST WINDS NEAR 15 KNOTS. BAY WATERS A MODERATE CHOP.
ISOLATED SHOWERS.
THURSDAY NIGHT
EAST WINDS NEAR 15 KNOTS, INCREASING TO 15 TO
20 KNOTS. BAY WATERS A MODERATE CHOP, BECOMING CHOPPY. ISOLATED
SHOWERS.
FRIDAY
EAST WINDS NEAR 15 KNOTS. BAY WATERS A MODERATE CHOP.
ISOLATED SHOWERS.
FRIDAY NIGHT
EAST WINDS INCREASING TO 15 TO 20 KNOTS. BAY
WATERS BECOMING CHOPPY. ISOLATED SHOWERS.
GMZ032-035-030345-
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-
1031 AM EST MON MAR 2 2026
THIS AFTERNOON
NORTHEAST TO EAST WINDS NEAR 10 KNOTS,
INCREASING TO 10 TO 15 KNOTS. SEAS 1 TO 2 FEET, EXCEPT BUILDING TO
AROUND 2 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE WATERS A
LIGHT CHOP, BECOMING A LIGHT TO MODERATE CHOP. ISOLATED SHOWERS.
TONIGHT
NORTHEAST TO EAST WINDS INCREASING TO NEAR 15 KNOTS.
SEAS 1 TO 2 FEET, EXCEPT BUILDING TO 2 TO 3 FEET WEST OF
THE MARQUESAS KEYS. NEARSHORE WATERS BECOMING A MODERATE CHOP.
ISOLATED SHOWERS.
TUESDAY AND TUESDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 15
KNOTS. SEAS 1 TO 2 FEET, EXCEPT 2 TO 3 FEET WEST OF THE MARQUESAS
KEYS. NEARSHORE WATERS A MODERATE CHOP. ISOLATED SHOWERS.
WEDNESDAY
EAST WINDS NEAR 15 KNOTS. SEAS 1 TO 2 FEET, EXCEPT
2 TO 3 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE WATERS A
MODERATE CHOP. ISOLATED SHOWERS.
WEDNESDAY NIGHT
EAST WINDS NEAR 15 KNOTS. SEAS 1 TO 2 FEET,
EXCEPT 2 TO 3 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE WATERS
A MODERATE CHOP. ISOLATED SHOWERS.
THURSDAY
EAST WINDS INCREASING TO 15 TO 20 KNOTS. SEAS 1 TO 2
FEET, EXCEPT 2 TO 3 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE
WATERS BECOMING CHOPPY. ISOLATED SHOWERS.
THURSDAY NIGHT AND FRIDAY
EAST WINDS 15 TO 20 KNOTS. SEAS 1 TO
2 FEET, EXCEPT 2 TO 3 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE
WATERS CHOPPY. ISOLATED SHOWERS.
FRIDAY NIGHT
EAST WINDS 15 TO 20 KNOTS. SEAS BUILDING TO 2 TO
4 FEET, OCCASIONALLY TO 5 FEET, EXCEPT 3 TO 4 FEET, OCCASIONALLY
TO 5 FEET WEST OF THE MARQUESAS KEYS. NEARSHORE WATERS CHOPPY.
ISOLATED SHOWERS.
GMZ042>044-030345-
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-
1031 AM EST MON MAR 2 2026
THIS AFTERNOON
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 2
TO 3 FEET. NEARSHORE WATERS A MODERATE CHOP. ISOLATED SHOWERS.
TONIGHT
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 2 TO
3 FEET. NEARSHORE WATERS A MODERATE CHOP. ISOLATED SHOWERS.
TUESDAY AND TUESDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 15
KNOTS. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. NEARSHORE WATERS
A MODERATE CHOP. ISOLATED SHOWERS.
WEDNESDAY
EAST WINDS NEAR 15 KNOTS. SEAS 2 TO 4 FEET,
OCCASIONALLY TO 5 FEET. NEARSHORE WATERS A MODERATE CHOP.
ISOLATED SHOWERS.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
EAST WINDS 15 TO 20
KNOTS. SEAS 2 TO 4 FEET, OCCASIONALLY TO 5 FEET. NEARSHORE WATERS
CHOPPY. ISOLATED SHOWERS.
FRIDAY
EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET,
OCCASIONALLY TO 5 FEET. NEARSHORE WATERS CHOPPY. ISOLATED
SHOWERS.
FRIDAY NIGHT
EAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,
OCCASIONALLY TO 6 FEET. NEARSHORE WATERS CHOPPY. ISOLATED
SHOWERS.
GMZ052>055-072>075-030345-
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-
1031 AM EST MON MAR 2 2026
THIS AFTERNOON
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 3
TO 4 FEET, OCCASIONALLY TO 5 FEET. WAVE DETAIL: NORTHEAST TO EAST
4 FEET AT 5 SECONDS. ISOLATED SHOWERS.
TONIGHT
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS BUILDING
TO 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST TO
EAST 5 FEET AT 6 SECONDS. ISOLATED SHOWERS.
TUESDAY
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 4 TO
6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: NORTHEAST TO EAST
6 FEET AT 6 SECONDS. ISOLATED SHOWERS.
TUESDAY NIGHT
EAST WINDS NEAR 15 KNOTS, INCREASING TO 15 TO 20
KNOTS. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. ISOLATED
SHOWERS.
WEDNESDAY
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. ISOLATED SHOWERS.
WEDNESDAY NIGHT
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. SCATTERED SHOWERS.
THURSDAY AND THURSDAY NIGHT
EAST WINDS 15 TO 20 KNOTS. SEAS 4
TO 5 FEET, OCCASIONALLY TO 6 FEET. ISOLATED SHOWERS.
FRIDAY
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. SCATTERED SHOWERS.
FRIDAY NIGHT
EAST WINDS NEAR 20 KNOTS. SEAS 4 TO 6 FEET,
OCCASIONALLY TO 8 FEET. SCATTERED SHOWERS.
GMZ033-034-030345-
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-
1031 AM EST MON MAR 2 2026
THIS AFTERNOON
NORTHEAST TO EAST WINDS NEAR 10 KNOTS,
INCREASING TO 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL: NORTH
TO NORTHEAST 2 FEET AT 5 SECONDS. ISOLATED SHOWERS.
TONIGHT
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 2 TO 3
FEET. WAVE DETAIL: NORTH TO NORTHEAST 2 FEET AT 4 SECONDS.
ISOLATED SHOWERS.
TUESDAY
NORTHEAST TO EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. WAVE DETAIL: NORTHEAST TO EAST 3 FEET AT 4 SECONDS.
ISOLATED SHOWERS.
TUESDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 2 TO
3 FEET. ISOLATED SHOWERS.
WEDNESDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
ISOLATED SHOWERS.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
EAST WINDS NEAR 15
KNOTS. SEAS 2 TO 4 FEET. ISOLATED SHOWERS.
FRIDAY
EAST TO SOUTHEAST WINDS NEAR 15 KNOTS. SEAS 2 TO 4
FEET, OCCASIONALLY TO 5 FEET. ISOLATED SHOWERS.
FRIDAY NIGHT
EAST WINDS INCREASING TO 15 TO 20 KNOTS. SEAS 2
TO 4 FEET, OCCASIONALLY TO 5 FEET. ISOLATED SHOWERS.
BT/DP
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page