Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage NDBC Title GraphicClick to go to NDBC home page   Select to go to the NWS homepage
Home News Organization
 
 
    
    Station List

 Observations
    Mobile Access
    Interactive Map
    Classic Maps
         Recent
         Historical
         DART®
         Oil & Gas ADCP
    Obs Search
    Ship Obs Report
    Gliders
    BuoyCAMs Image indicating link to BuoyCAMs page
    TAO
    DODS
    OceanSITES
    HF Radar
    OSMC
    Dial-A-Buoy
    RSS Feeds Image indicating link to RSS feed access page
    Obs Web Widget
    Email Access
    Web Data Guide

 Station Status
    NDBC Maintenance
    NDBC Platforms
    Partner Platforms

 Program Info
    Facebook Logo
    NDBC on Facebook
    About NDBC
     Met/Ocean
          Moored Buoy
          C-MAN
    TAO
    DART®
    VOS
    CSP
    IOOS® Program
    IOOS® DAC

 Publications
    NDBC DQC Handbook
    Hurricane Data Plots
    Mariners Weather
      Log

    Observing
      Handbook No. 1


 Science Education

 FAQ
 Media Inquiries
 Contact Us
 Visitor Information
 Links
 
USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.

National Weather Service Marine Forecast FZUS52 KKEY

FZUS52 KKEY 302030
CWFKEY

COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
430 PM EDT FRI SEP 30 2016

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.

GMZ005-010230-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
430 PM EDT FRI SEP 30 2016

SYNOPSIS
A WEAK PRESSURE PATTERN WILL PERSIST ACROSS THE FLORIDA
KEYS AND SURROUNDING COASTAL WATERS TONIGHT. BREEZES WILL FRESHEN
SATURDAY THROUGH MONDAY...WITH GENTLE TO MODERATE BREEZES ON ALL
WATERS. HURRICANE MATTHEW...PRESENTLY IN THE SOUTH CENTRAL CARIBBEAN
SEA...WILL TRACK ACROSS THE NORTHERN BAHAMAS TUESDAY AND EAST OF THE
FLORIDA PENINSULA WEDNESDAY. AS A RESULT...HAZARDOUS SEAS AND GUSTY
WINDS WILL AFFECT MAINLY THE EASTERN PORTIONS OF THE FLORIDA KEYS
COASTAL WATERS...AND IT REMAINS TOO SOON TO RULE OUT ANY ADDITIONAL
IMPACTS FROM MATTHEW.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF
SEPTEMBER 30...

18 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
11 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
11 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
10 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
 5 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
 2 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
 3 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
 8 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION BASED ON THE NAVAL OCEANOGRAPHIC OFFICE.



GMZ031-010230-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
430 PM EDT FRI SEP 30 2016

TONIGHT
NORTHEAST TO EAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH TO A LIGHT CHOP. SCATTERED SHOWERS AND THUNDERSTORMS.

SATURDAY THROUGH SUNDAY NIGHT
NORTHEAST TO EAST WINDS 10 TO 15
KNOTS. BAY WATERS A LIGHT TO MODERATE CHOP. SCATTERED SHOWERS AND
THUNDERSTORMS.

MONDAY
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. BAY WATERS A
MODERATE CHOP. SCATTERED SHOWERS AND THUNDERSTORMS.

MONDAY NIGHT
NORTH TO NORTHEAST WINDS 15 TO 20 KNOTS. BAY WATERS
CHOPPY. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY
NORTH TO NORTHEAST WINDS NEAR 20 KNOTS. BAY WATERS ROUGH.
SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY NIGHT AND WEDNESDAY
NORTHWEST TO NORTH WINDS NEAR 20
KNOTS. BAY WATERS ROUGH. SCATTERED SHOWERS AND THUNDERSTORMS.

WEDNESDAY NIGHT
NORTHWEST TO NORTH WINDS NEAR 15 KNOTS. BAY
WATERS A MODERATE CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.



GMZ032-035-010230-
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-
430 PM EDT FRI SEP 30 2016

TONIGHT
VARIABLE WINDS 5 TO 10 KNOTS...BECOMING NORTHEAST TO
EAST. SEAS 1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
SCATTERED SHOWERS AND THUNDERSTORMS.

SATURDAY THROUGH SUNDAY NIGHT
NORTHEAST TO EAST WINDS 10 TO 15
KNOTS. SEAS 1 TO 2 FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.
SCATTERED SHOWERS AND THUNDERSTORMS.

MONDAY
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS AROUND 2 FEET.
NEARSHORE WATERS A MODERATE CHOP. SCATTERED SHOWERS AND
THUNDERSTORMS.

MONDAY NIGHT
NORTH TO NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3
FEET. NEARSHORE WATERS CHOPPY. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY
NORTH TO NORTHEAST WINDS NEAR 20 KNOTS. SEAS 2 TO 4 FEET.
NEARSHORE WATERS ROUGH. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY NIGHT AND WEDNESDAY
NORTHWEST TO NORTH WINDS NEAR 20
KNOTS. SEAS 2 TO 4 FEET. NEARSHORE WATERS ROUGH. SCATTERED SHOWERS
AND THUNDERSTORMS.

WEDNESDAY NIGHT
NORTHWEST TO NORTH WINDS NEAR 15 KNOTS. SEAS 2 TO
3 FEET. NEARSHORE WATERS A MODERATE CHOP. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS.



GMZ042>044-010230-
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-
430 PM EDT FRI SEP 30 2016

TONIGHT
MAINLY EAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. SCATTERED SHOWERS AND
THUNDERSTORMS.

SATURDAY THROUGH SUNDAY NIGHT
NORTHEAST TO EAST WINDS 10 TO 15
KNOTS. SEAS 1 TO 2 FEET. NEARSHORE WATERS A LIGHT TO MODERATE CHOP.
SCATTERED SHOWERS AND THUNDERSTORMS.

MONDAY
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 1 TO 3 FEET.
NEARSHORE WATERS A MODERATE CHOP. SCATTERED SHOWERS AND
THUNDERSTORMS.

MONDAY NIGHT
NORTH TO NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3
FEET. NEARSHORE WATERS CHOPPY. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY
NORTH TO NORTHEAST WINDS NEAR 20 KNOTS. SEAS 2 TO 4 FEET.
NEARSHORE WATERS ROUGH. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY NIGHT AND WEDNESDAY
NORTHWEST TO NORTH WINDS NEAR 20
KNOTS. SEAS 2 TO 4 FEET. NEARSHORE WATERS ROUGH. SCATTERED SHOWERS
AND THUNDERSTORMS.

WEDNESDAY NIGHT
NORTHWEST TO NORTH WINDS NEAR 15 KNOTS. SEAS
1 TO 3 FEET. NEARSHORE WATERS A MODERATE CHOP. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS.



GMZ052>055-072>075-010230-
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-
430 PM EDT FRI SEP 30 2016

TONIGHT
NORTHEAST TO EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

SATURDAY THROUGH SUNDAY
NORTHEAST TO EAST WINDS 10 TO 15 KNOTS.
SEAS 2 TO 4 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

SUNDAY NIGHT
NORTHEAST TO EAST WINDS NEAR 15 KNOTS. SEAS 3 TO 5
FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

MONDAY
NORTHEAST WINDS NEAR 15 KNOTS. SEAS 3 TO 5 FEET. SCATTERED
SHOWERS AND THUNDERSTORMS.

MONDAY NIGHT
NORTH TO NORTHEAST WINDS NEAR 20 KNOTS. SEAS BUILDING
TO 4 TO 7 FEET...WITH THE HIGHEST SEAS ACROSS THE EASTERN FLORIDA
STRAITS. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY
NORTH WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET...WITH
THE HIGHEST SEAS ACROSS THE EASTERN FLORIDA STRAITS. SCATTERED
SHOWERS AND THUNDERSTORMS.

TUESDAY NIGHT
NORTH WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET...WITH
THE HIGHEST SEAS ACROSS THE EASTERN FLORIDA STRAITS. SCATTERED
SHOWERS AND THUNDERSTORMS.

WEDNESDAY
NORTHWEST TO NORTH WINDS NEAR 20 KNOTS. SEAS 5 TO 7
FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

WEDNESDAY NIGHT
NORTHWEST TO NORTH WINDS NEAR 15 KNOTS. SEAS 4 TO
5 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.



GMZ033-034-010230-
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-
430 PM EDT FRI SEP 30 2016

TONIGHT
VARIABLE WINDS 5 TO 10 KNOTS...BECOMING NORTHEAST TO
EAST. SEAS AROUND 1 FOOT. SCATTERED SHOWERS AND THUNDERSTORMS.

SATURDAY THROUGH SUNDAY NIGHT
NORTHEAST TO EAST WINDS 10 TO 15
KNOTS. SEAS 2 TO 3 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

MONDAY
NORTHEAST WINDS NEAR 15 KNOTS. SEAS 2 TO 4 FEET. SCATTERED
SHOWERS AND THUNDERSTORMS.

MONDAY NIGHT
NORTH TO NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5
FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY
NORTH TO NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5
FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

TUESDAY NIGHT AND WEDNESDAY
NORTHWEST TO NORTH WINDS 15 TO
20 KNOTS. SEAS 4 TO 6 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.

WEDNESDAY NIGHT
NORTH WINDS NEAR 15 KNOTS. SEAS 3 TO 5 FEET.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.



FUTTERMAN