618  
FZUS52 KKEY 190831  
CWFKEY  
 
COASTAL WATERS FORECAST FOR THE FLORIDA KEYS  
NATIONAL WEATHER SERVICE KEY WEST FL  
431 AM EDT FRI JUL 19 2019  
 
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.  
 
GMZ005-191445-  
SYNOPSIS FOR KEYS COASTAL WATERS FROM OCEAN REEF TO DRY TORTUGAS  
431 AM EDT FRI JUL 19 2019  
   
SYNOPSIS
 
HIGH PRESSURE WILL EXTEND FROM THE ATLANTIC WESTWARD  
ACROSS THE FLORIDA PENINSULA TODAY THROUGH SUNDAY. THIS WILL  
RESULT IN GENTLE TO MODERATE EAST TO SOUTHEAST BREEZES OVER THE  
KEYS WATERS. LIGHT WINDS WILL PREVAIL MONDAY THROUGH TUESDAY  
NIGHT, AS THE HIGH PRESSURE RIDGE SETTLES SOUTHWARD TOWARDS THE  
FLORIDA KEYS.  
 
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM AS OF JULY  
18...  
 
31 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY.  
13 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS.  
13 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST.  
15 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY.  
15 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON.  
10 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA.  
5 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO.  
3 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.  
 
GULF STREAM INFORMATION COURTESY OF THE NAVAL OCEANOGRAPHIC OFFICE.  
 

 
 
GMZ031-191445-  
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND  
BUTTONWOOD SOUND-  
431 AM EDT FRI JUL 19 2019  
   
TODAY
 
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS, DECREASING TO  
NEAR 10 KNOTS. BAY WATERS A LIGHT TO MODERATE CHOP, BECOMING A  
LIGHT CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
TONIGHT
 
EAST WINDS INCREASING TO 10 TO 15 KNOTS. BAY WATERS  
BECOMING A LIGHT TO MODERATE CHOP. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.    
SATURDAY
 
EAST TO SOUTHEAST WINDS DECREASING TO NEAR 10 KNOTS.  
BAY WATERS BECOMING A LIGHT CHOP. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.   
SATURDAY NIGHT AND SUNDAY
 
EAST TO SOUTHEAST WINDS NEAR 10  
KNOTS. BAY WATERS A LIGHT CHOP. SCATTERED SHOWERS AND  
THUNDERSTORMS.    
SUNDAY NIGHT
 
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. BAY WATERS  
A LIGHT CHOP. SCATTERED SHOWERS AND THUNDERSTORMS.    
MONDAY
 
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS  
SMOOTH TO A LIGHT CHOP. SCATTERED SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT
 
EAST WINDS NEAR 5 KNOTS. BAY WATERS SMOOTH.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
TUESDAY AND TUESDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY  
WATERS SMOOTH TO A LIGHT CHOP. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.  
 

 
 
GMZ032-035-191445-  
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-  
431 AM EDT FRI JUL 19 2019  
   
TODAY
 
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS, DECREASING TO  
NEAR 10 KNOTS. SEAS 1 TO 2 FEET, SUBSIDING TO AROUND 1 FOOT.  
NEARSHORE WATERS A LIGHT TO MODERATE CHOP, BECOMING A LIGHT CHOP.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS EARLY, THEN ISOLATED  
SHOWERS AND THUNDERSTORMS.   
TONIGHT
 
EAST WINDS INCREASING TO 10 TO 15 KNOTS. SEAS BUILDING  
TO 1 TO 2 FEET. NEARSHORE WATERS BECOMING A LIGHT TO MODERATE  
CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
SATURDAY
 
EAST WINDS DECREASING TO NEAR 10 KNOTS. SEAS SUBSIDING  
TO AROUND 1 FOOT. NEARSHORE WATERS BECOMING A LIGHT CHOP.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
SATURDAY NIGHT AND SUNDAY
 
EAST TO SOUTHEAST WINDS NEAR 10  
KNOTS. SEAS AROUND 1 FOOT. NEARSHORE WATERS A LIGHT CHOP.  
SCATTERED SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS AROUND  
1 FOOT. NEARSHORE WATERS A LIGHT CHOP. SCATTERED SHOWERS AND  
THUNDERSTORMS.    
MONDAY
 
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR  
LESS. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. SCATTERED SHOWERS  
AND THUNDERSTORMS.    
MONDAY NIGHT
 
EAST WINDS NEAR 5 KNOTS. SEAS 1 FOOT OR LESS.  
NEARSHORE WATERS SMOOTH. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.    
TUESDAY AND TUESDAY NIGHT
 
EAST TO SOUTHEAST WINDS 5 TO 10  
KNOTS. SEAS 1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT  
CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.  
 

 
 
GMZ042>044-191445-  
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 FRI JUL 19 2019  
   
TODAY
 
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS, DECREASING TO  
NEAR 10 KNOTS. SEAS 1 TO 3 FEET, SUBSIDING TO 1 TO 2 FEET.  
NEARSHORE WATERS A LIGHT TO MODERATE CHOP, BECOMING A LIGHT CHOP.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS EARLY, THEN ISOLATED  
SHOWERS AND THUNDERSTORMS.   
TONIGHT
 
EAST WINDS INCREASING TO 10 TO 15 KNOTS. SEAS BUILDING  
TO 1 TO 3 FEET. NEARSHORE WATERS BECOMING A LIGHT TO MODERATE  
CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
SATURDAY
 
EAST TO SOUTHEAST WINDS DECREASING TO NEAR 10 KNOTS.  
SEAS SUBSIDING TO 1 TO 2 FEET. NEARSHORE WATERS BECOMING A LIGHT  
CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
SATURDAY NIGHT AND SUNDAY
 
EAST TO SOUTHEAST WINDS NEAR 10  
KNOTS. SEAS 1 TO 2 FEET. NEARSHORE WATERS A LIGHT CHOP. SCATTERED  
SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1 TO  
2 FEET. NEARSHORE WATERS A LIGHT CHOP. SCATTERED SHOWERS AND  
THUNDERSTORMS.    
MONDAY
 
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS SUBSIDING TO  
AROUND 1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. SCATTERED  
SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT
 
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS  
AROUND 1 FOOT. NEARSHORE WATERS SMOOTH TO A LIGHT CHOP. SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS.    
TUESDAY AND TUESDAY NIGHT
 
EAST TO SOUTHEAST WINDS 5 TO 10  
KNOTS. SEAS 1 FOOT OR LESS. NEARSHORE WATERS SMOOTH TO A LIGHT  
CHOP. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.  
 

 
 
GMZ052>055-072>075-191445-  
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 FRI JUL 19 2019  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS EARLY, THEN ISOLATED SHOWERS  
AND THUNDERSTORMS.   
TONIGHT
 
EAST WINDS INCREASING TO NEAR 15 KNOTS. SEAS BUILDING  
TO 3 TO 4 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.   
SATURDAY
 
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS SUBSIDING  
TO 2 TO 3 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
SATURDAY NIGHT
 
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2  
TO 4 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.    
SUNDAY
 
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
3 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
EAST TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
3 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.    
MONDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS SUBSIDING TO 1 TO 2  
FEET. SCATTERED SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT
 
EAST WINDS NEAR 10 KNOTS. SEAS 1 TO 2 FEET.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
TUESDAY AND TUESDAY NIGHT
 
EAST TO SOUTHEAST WINDS 5 TO 10  
KNOTS. SEAS AROUND 1 FOOT. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.  
 

 
 
GMZ033-034-191445-  
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-  
431 AM EDT FRI JUL 19 2019  
   
TODAY
 
EAST WINDS 10 TO 15 KNOTS, DECREASING TO NEAR 10 KNOTS.  
SEAS AROUND 2 FEET, SUBSIDING TO 1 TO 2 FEET. SCATTERED SHOWERS  
AND ISOLATED THUNDERSTORMS EARLY, THEN ISOLATED SHOWERS AND  
THUNDERSTORMS.   
TONIGHT
 
EAST TO SOUTHEAST WINDS INCREASING TO 10 TO 15 KNOTS.  
SEAS BUILDING TO AROUND 2 FEET. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.   
SATURDAY
 
EAST WINDS DECREASING TO NEAR 10 KNOTS. SEAS SUBSIDING  
TO 1 TO 2 FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
SATURDAY NIGHT AND SUNDAY
 
EAST TO SOUTHEAST WINDS NEAR 10  
KNOTS. SEAS 1 TO 2 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
EAST TO SOUTHEAST WINDS NEAR 10 KNOTS. SEAS 1 TO  
2 FEET. SCATTERED SHOWERS AND THUNDERSTORMS.    
MONDAY
 
EAST TO SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND  
1 FOOT. SCATTERED SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT
 
EAST WINDS NEAR 5 KNOTS. SEAS 1 FOOT OR LESS.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.    
TUESDAY
 
EAST TO SOUTHEAST WINDS NEAR 5 KNOTS, BECOMING  
VARIABLE. SEAS 1 FOOT OR LESS. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.   
TUESDAY NIGHT
 
VARIABLE WINDS LESS THAN 5 KNOTS. SEAS 1 FOOT OR  
LESS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.  
 

 
 
JACOBSON  
 
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