Coastal Waters Forecast
Issued by NWS

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000
FZUS52 KKEY 222124
CWFKEY

COASTAL WATERS FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
424 PM EST SUN JAN 22 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.

GMZ005-230330-
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS
424 PM EST SUN JAN 22 2017

.SYNOPSIS...A COLD FRONT WILL PROGRESS RAPIDLY EASTWARD ACROSS
THE EXTREME SOUTHEASTERN GULF OF MEXICO THIS EVENING...BEFORE
BLASTING THROUGH THE FLORIDA KEYS OVERNIGHT AND EARLY MONDAY
MORNING. STRONG SOUTH TO SOUTHWEST WINDS WILL TURN SOUTHWEST TO WEST
IN WAKE OF THE PRE-FRONTAL SQUALL LINE OVERNIGHT.
SUBSEQUENTLY...HAZARDOUS MARINE CONDITIONS EXPECTED OVERNIGHT INTO
MONDAY NIGHT.

THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF
JANUARY 21ST...

32 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.
 8 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.
10 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.
28 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.
27 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.
11 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.
 6 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.
 4 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.

GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.

$$

GMZ031-230330-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
424 PM EST SUN JAN 22 2017

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...SOUTH TO SOUTHWEST WINDS NEAR 20 KNOTS AND
GUSTY...TURNING SOUTHWEST TO WEST AND INCREASING TO 25 TO 30 KNOTS
WITH OCCASIONAL GUSTS NEAR 35 KNOTS. BAY WATERS ROUGH...BECOMING
EXTREMELY ROUGH. WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS
DEVELOPING LATE.
.MONDAY...WEST WINDS 25 TO 30 KNOTS WITH OCCASIONAL GUSTS NEAR 35
KNOTS. BAY WATERS EXTREMELY ROUGH. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS IN THE MORNING...BECOMING SCATTERED SHOWERS IN THE
AFTERNOON.
.MONDAY NIGHT...WEST TO NORTHWEST WINDS 25 TO 30 KNOTS...DECREASING
TO NEAR KNOTS WELL AFTER MIDNIGHT. BAY WATERS EXTREMELY
ROUGH...BECOMING ROUGH.
.TUESDAY...NORTHWEST TO NORTH WINDS NEAR 10 KNOTS...BECOMING WEST
IN THE AFTERNOON. BAY WATERS A LIGHT CHOP.
.TUESDAY NIGHT...VARIABLE WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH
TO A LIGHT CHOP.
.WEDNESDAY...NORTHEAST TO EAST WINDS NEAR 10 KNOTS
EARLY...BECOMING SOUTHEAST. BAY WATERS A LIGHT CHOP.
.WEDNESDAY NIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. BAY
WATERS A LIGHT CHOP.
.THURSDAY...SOUTHWEST WINDS NEAR 5 KNOTS. BAY WATERS SMOOTH.
.THURSDAY NIGHT...NORTHWEST TO NORTH WINDS NEAR 10 KNOTS. BAY
WATERS A LIGHT CHOP. ISOLATED SHOWERS.
.FRIDAY AND FRIDAY NIGHT...NORTH TO NORTHEAST WINDS NEAR 15 KNOTS.
BAY WATERS A MODERATE CHOP. ISOLATED SHOWERS.

$$

GMZ032-035-230330-
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-
424 PM EST SUN JAN 22 2017

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...SOUTH TO SOUTHWEST WINDS 20 TO 25 KNOTS...TURNING
SOUTHWEST TO WEST AND INCREASING TO 25 TO 30 KNOTS...WITH
OCCASIONAL GUSTS NEAR 35 KNOTS. SEAS 3 TO 5 FEET. NEARSHORE
WATERS EXTREMELY ROUGH. WINDS AND SEAS EVEN HIGHER IN DEVELOPING
WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS.
.MONDAY...WEST WINDS 25 TO 30 KNOTS WITH OCCASIONAL GUSTS NEAR 35
KNOTS. SEAS 4 TO 6 FEET. NEARSHORE WATERS EXTREMELY ROUGH.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE
MORNING....BECOMING SCATTERED SHOWERS IN THE AFTERNOON.
.MONDAY NIGHT...NORTHWEST WINDS 20 TO 25 KNOTS...DECREASING TO 15
TO 20 KNOTS AFTER MIDNIGHT. SEAS SUBSIDING TO 3 TO 5 FEET.
NEARSHORE WATERS VERY ROUGH...BECOMING CHOPPY.
.TUESDAY...WEST TO NORTHWEST WINDS 10 TO 15 KNOTS
EARLY...DECREASING TO NEAR 10 KNOTS IN THE AFTERNOON. SEAS 2 TO 4
FEET...SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON. NEARSHORE
WATERS A LIGHT TO MODERATE CHOP...BECOMING A LIGHT CHOP.
.TUESDAY NIGHT...VARIABLE WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
.WEDNESDAY...NORTHEAST TO EAST WINDS NEAR 10 KNOTS...BECOMING
SOUTHEAST IN THE AFTERNOON. SEAS 1 TO 2 FEET. NEARSHORE WATERS A
LIGHT CHOP.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
.THURSDAY...VARIABLE WINDS NEAR 5 KNOTS. SEAS 1 FOOT OR LESS.
NEARSHORE WATERS SMOOTH.
.THURSDAY NIGHT...NORTHWEST TO NORTH WINDS 5 TO 10 KNOTS. SEAS
1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. ISOLATED
SHOWERS.
.FRIDAY AND FRIDAY NIGHT...NORTH TO NORTHEAST WINDS NEAR 15 KNOTS.
SEAS 1 TO 2 FEET. NEARSHORE WATERS A MODERATE CHOP. ISOLATED
SHOWERS.

$$

GMZ042>044-230330-
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-
424 PM EST SUN JAN 22 2017

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...SOUTH TO SOUTHWEST WINDS 20 TO 25 KNOTS...TURNING
SOUTHWEST TO WEST AND INCREASING TO 25 TO 30 KNOTS WITH OCCASIONAL
GUSTS NEAR 35 KNOTS. SEAS 4 TO 7 FEET. NEARSHORE WATERS EXTREMELY
ROUGH. WINDS AND SEAS EVEN HIGHER NEAR DEVELOPING WIDESPREAD
SHOWERS AND SCATTERED THUNDERSTORMS.
.MONDAY...WEST WINDS 25 TO 30 KNOTS WITH OCCASIONAL GUSTS NEAR 35
KNOTS. SEAS 5 TO 7 FEET. NEARSHORE WATERS EXTREMELY ROUGH.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE
MORNING...BECOMING SCATTERED SHOWERS IN THE AFTERNOON.
.MONDAY NIGHT...NORTHWEST WINDS 25 TO 30 KNOTS EARLY...DECREASING
TO NEAR 20 KNOTS AFTER MIDNIGHT. SEAS 4 TO 7 FEET. NEARSHORE
WATERS EXTREMELY ROUGH...BECOMING ROUGH.
.TUESDAY...WEST TO NORTHWEST WINDS 15 TO 20 KNOTS
EARLY...DECREASING TO 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. NEARSHORE
WATERS CHOPPY...BECOMING A LIGHT TO MODERATE CHOP.
.TUESDAY NIGHT...VARIABLE WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP.
.WEDNESDAY...NORTHEAST TO EAST WINDS NEAR 10 KNOTS...BECOMING
SOUTHEAST IN THE AFTERNOON. SEAS AROUND 2 FEET. NEARSHORE WATERS
A LIGHT CHOP.
.WEDNESDAY NIGHT...SOUTHEAST TO SOUTH WINDS NEAR 10 KNOTS. SEAS
AROUND 1 FOOT. NEARSHORE WATERS A LIGHT CHOP.
.THURSDAY...VARIABLE WINDS NEAR 5 KNOTS. SEAS 1 FOOT OR LESS.
NEARSHORE WATERS SMOOTH.
.THURSDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. ISOLATED SHOWERS.
.FRIDAY AND FRIDAY NIGHT...NORTH TO NORTHEAST WINDS NEAR 15 KNOTS.
NEARSHORE WATERS A MODERATE CHOP. ISOLATED SHOWERS.

$$

GMZ052>055-072>075-230330-
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-
424 PM EST SUN JAN 22 2017

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...SOUTH TO SOUTHWEST WINDS 20 TO 25 KNOTS AND
GUSTY...TURNING SOUTHWEST TO WEST AND INCREASING TO 25 TO 30
KNOTS WITH OCCASIONAL GUSTS NEAR 35 KNOTS. SEAS 5 TO 8 FEET...
BUILDING TO 9 TO 11 FEET AFTER MIDNIGHT. WINDS AND SEAS EVEN
HIGHER NEAR DEVELOPING WIDESPREAD SHOWERS AND SCATTERED
THUNDERSTORMS.
.MONDAY...WEST TO NORTHWEST WINDS 25 TO 30 KNOTS WITH FREQUENT
GUSTS NEAR 35 KNOTS. SEAS 9 TO 11 FEET...BUILDING TO 10 TO 14
FEET IN THE AFTERNOON. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS IN THE MORNING...BECOMING SCATTERED SHOWERS.
.MONDAY NIGHT...NORTHWEST WINDS 25 TO 30 KNOTS...DECREASING TO
NEAR 20 KNOTS AFTER MIDNIGHT. SEAS 9 TO 11 FEET...SUBSIDING TO 6
TO 8 FEET.
.TUESDAY...NORTHWEST WINDS NEAR 15 KNOTS EARLY...DECEASING TO NEAR 10
KNOTS IN THE AFTERNOON. SEAS 6 TO 8 FEET...SUBSIDING TO 3 TO 5
FEET IN THE AFTERNOON.
.TUESDAY NIGHT...NORTH TO NORTHEAST WINDS NEAR 10 KNOTS. SEAS 2
TO 4 FEET.
.WEDNESDAY...EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
4 FEET.
.WEDNESDAY NIGHT...SOUTHEAST TO SOUTH WINDS 10 TO 15 KNOTS. SEAS
2 TO 4 FEET.
.THURSDAY...VARIABLE WINDS NEAR 10 KNOTS. SEAS 2 TO 3 FEET.
.THURSDAY NIGHT...NORTH WINDS NEAR 10 KNOTS. SEAS 2 TO 3 FEET.
ISOLATED SHOWERS.
.FRIDAY AND FRIDAY NIGHT...NORTH TO NORTHEAST WINDS NEAR 15 KNOTS.
SEAS 3 TO 5 FEET. ISOLATED SHOWERS.

$$

GMZ033-034-230330-
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-
424 PM EST SUN JAN 22 2017

...SMALL CRAFT ADVISORY IN EFFECT...

.TONIGHT...SOUTH TO SOUTHWEST WINDS 20 TO 25 KNOTS AND
GUSTY...TURNING SOUTHWEST TO WEST AND INCREASING TO 25 TO 30
KNOTS...WITH OCCASIONAL GUSTS NEAR 35 KNOTS. SEAS 6 TO 10
FEET...BUILDING TO 9 TO 11 FEET AFTER MIDNIGHT. WINDS AND SEAS
EVEN HIGHER NEAR WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS.
.MONDAY...WEST TO NORTHWEST WINDS 25 TO 30 KNOTS. SEAS 10 TO 14
FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE
MORNING...BECOMING SCATTERED SHOWERS.
.MONDAY NIGHT...NORTHWEST WINDS 20 TO 25 KNOTS...DECREASING TO
NEAR 15 KNOTS AFTER MIDNIGHT. SEAS 10 TO 14 FEET...SUBSIDING TO 9
TO 11 FEET.
.TUESDAY...NORTHWEST WINDS NEAR 15 KNOTS EARLY...DECREASING TO
NEAR 10 KNOTS. SEAS 6 TO 8 FEET...SUBSIDING TO 4 TO 6 FEET IN THE
AFTERNOON.
.TUESDAY NIGHT...VARIABLE WINDS 5 TO 10 KNOTS. SEAS 3 TO 5
FEET...SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY AND WEDNESDAY NIGHT...EAST TO SOUTHEAST WINDS 5 TO 10
KNOTS. SEAS 1 TO 3 FEET.
.THURSDAY...VARIABLE WINDS NEAR 5 KNOTS. SEAS 1 TO 2 FEET.
.THURSDAY NIGHT...VARIABLE WINDS NEAR 5 KNOTS...BECOMING NORTH 10
TO 15 KNOTS. SEAS BUILDING TO 3 TO 4 FEET. ISOLATED SHOWERS.
.FRIDAY AND FRIDAY NIGHT...NORTH TO NORTHEAST WINDS NEAR 15 KNOTS.
SEAS 3 TO 5 FEET. ISOLATED SHOWERS.

$$

APA


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