351  
FZNT02 KNHC 220248  
HSFAT2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC MON OCT 22 2018  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  
 
SEAS 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.  
 
SECURITE  
 
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND  
GULF OF MEXICO  
 
SYNOPSIS VALID 0000 UTC MON OCT 22.  
24 HOUR FORECAST VALID 0000 UTC TUE OCT 23.  
48 HOUR FORECAST VALID 0000 UTC WED OCT 24.  
 
.WARNINGS.  
 
.NONE.  
 
.SYNOPSIS AND FORECAST.  
 
.ATLC N OF 25N E OF 48W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN  
NW SWELL.  
.12 HOUR FORECAST N OF 26N E OF 38W WINDS 20 KT OR LESS. SEAS 8  
FT PRIMARILY IN NW SWELL. FROM 16N TO 22N BETWEEN 40W AND 46W  
WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.  
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
.ATLC COLD FRONT 31N66W TO 27N73W TO 25N80W. NW OF FRONT NW TO N  
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.  
.12 HOUR FORECAST COLD FRONT FROM 31N61W TO 27N72W THEN  
STATIONARY TO 25N80W. WITHIN 90 NM N OF FRONT N TO NE WINDS 20  
TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE N OF FRONT AND E OF 78W  
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.  
.24 HOUR FORECAST COLD FRONT FROM 31N60W TO 26N70W THEN  
STATIONARY TO 25N80W. WITHIN 75 NM N OF FRONT AND E OF 76W NE TO  
E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE N OF FRONT AND E  
OF 77W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL.  
.48 HOUR FORECAST STATIONARY FRONT FROM 31N58W TO 26N70W TO  
25N80W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
   
CARIBBEAN N OF 18.5N BETWEEN 73W AND 75.5W
 
INCLUDING WINDWARD  
PASSAGE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. N OF 17N  
BETWEEN 70W AND 72W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8  
FT.   
12 HOUR FORECAST N OF 18.5N BETWEEN 73W AND 75.5W
 
INCLUDING  
WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. N  
OF 16N BETWEEN 70W AND 72W NE TO E WINDS 20 TO 25 KT. SEAS LESS  
THAN 8 FT.  
.24 HOUR FORECAST LITTLE CHANGE.  
.36 FORECAST FROM 16N TO 17.5N BETWEEN 70W AND 73W NE TO E WINDS  
20 TO 25 KT. SEAS LESS THAN 8 FT.  
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
.GULF OF MEXICO COLD FRONT FROM 25N80W TO 27N91W THEN WARM FRONT  
TO LOW PRES NEAR 26N95W 1015 MB. STATIONARY FRONT FROM LOW TO  
20N97W. N OF THE COLD AND WARM FRONTS AND LOW N TO NE WINDS 20  
TO 25 KT. SEAS 8 TO 10 FT. W OF STATIONARY FRONT NW TO N WINDS  
20 TO 30 KT. SEAS 8 TO 10 FT.  
.24 HOUR FORECAST STATIONARY FRONT FROM 25N80W TO 26N92W THEN  
WARM FRONT TO LOW PRES NEAR 26N96W 1015 MB. SECOND COLD FRONT  
FROM LOW TO 21N97W. N OF 26N W OF 94W NE TO E WINDS 20 TO 25 KT.  
SEAS 8 TO 9 FT. W OF SECOND COLD FRONT NW TO N WINDS 20 TO 25  
KT. SEAS TO 8 FT.  
.48 HOUR FORECAST LOW PRES NEAR 27N92W 1014 MB WITH TRAILING  
WEAKENING COLD FRONT TO 21N97W. WARM FRONT FROM LOW TO 27N90W  
THEN STATIONARY FRONT TO 27N85W. N OF 27N BETWEEN 87W AND 92W NE  
TO E WINDS 20 TO 25 KT. SEAS 8 FT. N OF 26N NW OF COLD FRONT NE  
WINDS 20 TO 30 KT. SEAS TO 9 FT.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 

 
.FORECASTER GR. NATIONAL HURRICANE CENTER.  
 
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