535  
FZNT02 KNHC 242212  
HSFAT2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2230 UTC FRI OCT 24 2025  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 AMERICA  
 
SYNOPSIS VALID 1800 UTC FRI OCT 24.  
24 HOUR FORECAST VALID 1800 UTC SAT OCT 25.  
48 HOUR FORECAST VALID 1800 UTC SUN OCT 26.  
 
.WARNINGS.  
   
..HURRICANE WARNING
 
 
.TROPICAL STORM MELISSA NEAR 16.0N 74.3W 995 MB AT 2100 UTC OCT  
24 MOVING N OR 360 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 55 KT  
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE  
QUADRANT...120 NM SE QUADRANT...30 NM SW QUADRANT...AND 50 NM NW  
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM OF CENTER EXCEPT 30  
NM SW QUADRANT WITH SEAS TO 5.5 M. WITHIN 18N73W TO 19N77W TO  
17N77W TO 16N76W TO 14N74W TO 16N72W TO 18N73W...INCLUDING  
BETWEEN CUBA AND JAMAICA...WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M.  
ELSEWHERE WITHIN 14N75W TO 15N76W TO 14N77W TO 14N76W TO 14N73W  
TO 14N75W WINDS 20 TO 33 KT. SEAS LESS THAN 2.5 M. REMAINDER OF  
AREA WITHIN 18N72W TO 18N74W TO 18N77W TO 16N78W TO 14N73W TO  
15N72W TO 18N72W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED  
SWELL.  
.12 HOUR FORECAST HURRICANE MELISSA NEAR 16.2N 74.4W. MAXIMUM  
SUSTAINED WINDS 65 KT GUSTS 80 KT.  
.24 HOUR FORECAST HURRICANE MELISSA NEAR 16.4N 74.8W. MAXIMUM  
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS  
WITHIN 140 NM E SEMICIRCLE...50 NM SW QUADRANT AND 80 NM NW  
QUADRANT. SEAS 4 M OR GREATER WITHIN 105 NM N SEMICIRCLE...75 NM  
SE QUADRANT AND 60 NM SW QUADRANT WITH SEAS TO 6.5 M. WITHIN  
18N73W TO 18N75W TO 19N77W TO 15N76W TO 15N73W TO 16N72W TO  
18N73W...INCLUDING BETWEEN CUBA AND JAMAICA...WINDS 20 TO 33 KT.  
SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN 19N78W TO 18N78W TO 19N79W TO  
18N80W TO 17N78W TO 18N77W TO 19N78W WINDS 20 TO 33 KT. SEAS  
LESS THAN 2.5 M. REMAINDER OF AREA WITHIN 19N75W TO 20N77W TO  
19N77W TO 16N78W TO 14N75W TO 15N74W TO 19N75W WINDS 20 KT OR  
LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.  
.48 HOUR FORECAST HURRICANE MELISSA NEAR 16.5N 76.0W. MAXIMUM  
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS  
WITHIN 160 NM NE QUADRANT...150 NM SE QUADRANT...70 NM SW  
QUADRANT...AND 110 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150  
NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WITH SEAS TO 8.0 M.  
WITHIN 18N73W TO 20N79W TO 18N81W TO 15N77W TO 15N74W TO 16N72W  
TO 18N73W...INCLUDING BETWEEN CUBA AND JAMAICA...WINDS 20 TO 33  
KT. SEAS 2.5 TO 5.0 M. ELSEWHERE WITHIN 20N75W TO 20N80W TO  
19N80W TO 15N79W TO 14N77W TO 14N75W TO 20N75W WINDS 20 KT OR  
LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL.  
 
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE  
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE  
AND INTENSITY.  
 
.SYNOPSIS AND FORECAST.  
 
.ATLC WITHIN 24N68W TO 22N70W TO 21N73W TO 20N71W TO 21N69W TO  
22N66W TO 24N68W E TO SE WINDS 20 TO 25 KT. SEAS 2.5 M IN SE  
SWELL.  
.24 HOUR FORECAST WITHIN 29N73W TO 29N80W TO 24N82W TO 21N76W TO  
20N70W TO 24N73W TO 29N73W...INCLUDING STRAITS OF FLORIDA AND  
ATLANTIC EXPOSURES...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M  
IN MIXED SE AND NE SWELL.  
.48 HOUR FORECAST WITHIN 22N73W TO 23N75W TO 22N76W TO 21N74W TO  
20N71W TO 21N71W TO 22N73W...INCLUDING ATLANTIC EXPOSURES...E TO  
SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. ELSEWHERE WITHIN  
30N74W TO 30N77W TO 29N80W TO 27N80W TO 27N77W TO 25N75W TO  
30N74W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL.  
 
.ATLC WITHIN 14N41W TO 14N42W TO 13N41W TO 14N40W TO 14N41W  
WINDS 20 KT OR LESS. SEAS 2.5 M IN E TO SE SWELL.  
.24 HOUR FORECAST WITHIN 17N40W TO 18N41W TO 18N42W TO 17N43W TO  
15N41W TO 15N40W TO 17N40W E TO SE WINDS 20 TO 25 KT. SEAS 2.5  
TO 3.0 M IN N SWELL.  
.48 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED BELOW.  
 
.ATLC WITHIN 31N35W TO 31N49W TO 30N45W TO 29N39W TO 30N35W TO  
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.  
.24 HOUR FORECAST WITHIN 31N35W TO 31N49W TO 29N47W TO 27N39W TO  
28N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N TO  
NE SWELL.  
.48 HOUR FORECAST WITHIN 31N35W TO 31N52W TO 22N51W TO 18N45W TO  
20N38W TO 26N38W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0  
M IN N TO NE SWELL.  
 
.CARIBBEAN 06 HOUR FORECAST WITHIN 21N79W TO 22N82W TO 18N82W TO  
19N80W TO 18N79W TO 19N78W TO 21N79W NE WINDS 20 TO 25 KT. SEAS  
LESS THAN 2.5 M.  
.18 HOUR FORECAST CONDITIONS MERGED WITH TROPICAL STORM MELISSA.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 

 
.FORECASTER ADAMS. NATIONAL HURRICANE CENTER.  
 
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