621
FZNT02 KNHC 232154
HSFAT2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU OCT 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU OCT 23.
24 HOUR FORECAST VALID 1800 UTC FRI OCT 24.
48 HOUR FORECAST VALID 1800 UTC SAT OCT 25.
.WARNINGS.
..CARIBBEAN HURRICANE WARNING
.TROPICAL STORM MELISSA NEAR 15.6N 75.5W 1001 MB AT 2100 UTC OCT 23
MOVING NNW OR 345 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 40 KT GUSTS
50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W SEMICIRCLE...100 NM
NE QUADRANT AND 120 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 90
NM N SEMICIRCLE...60 NM SE QUADRANT AND 30 NM SW QUADRANT WITH SEAS
TO 5.5 M. ELSEWHERE WITHIN 17N72W TO 18N76W TO 17N78W TO 15N77W TO
13N74W TO 16N71W TO 17N72W WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M.
REMAINDER OF AREA WITHIN 16N70W TO 19N73W TO 19N76W TO 15N79W TO
13N77W TO 13N72W TO 16N70W...INCLUDING BETWEEN CUBA AND
JAMAICA...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM MELISSA NEAR 16.0N 75.0W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 100 NM E SEMICIRCLE...30 NM SW QUADRANT AND 40 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N SEMICIRCLE AND 60 NM S
SEMICIRCLE WITH SEAS TO 6 M. ELSEWHERE WITHIN 18N73W TO 19N76W TO
16N77W TO 14N75W TO 14N73W TO 16N72W TO 18N73W...INCLUDING BETWEEN
CUBA AND JAMAICA...WINDS 20 TO 33 KT. SEAS 3 TO 4.5 M. REMAINDER OF
AREA WITHIN 17N71W TO 19N76W TO 17N78W TO 14N78W TO 13N74W TO 15N72W
TO 17N71W...INCLUDING BETWEEN CUBA AND JAMAICA...WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE MELISSA NEAR 16.8N 75.4W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE QUADRANT...120 NM SE QUADRANT...50 NM SW
QUADRANT...AND 80 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM
N SEMICIRCLE...90 NM SE QUADRANT AND 60 NM SW QUADRANT WITH SEAS TO
9 M. ELSEWHERE WITHIN 18N72W TO 20N75W TO 20N77W TO 17N78W TO 14N74W
TO 16N71W TO 18N72W...INCLUDING BETWEEN CUBA AND JAMAICA...WINDS 20
TO 33 KT. SEAS 3 TO 4.5 M.
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 22N70W TO 22N71W TO 23N73W TO 22N75W TO 20N73W TO
20N70W TO 22N70W...INCLUDING ATLC EXPOSURES...E TO SE WINDS 20
TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 22N70W TO 22N71W TO 23N73W TO 22N75W TO
20N73W TO 20N70W TO 22N70W...INCLUDING ATLANTIC EXPOSURES...E TO
SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.27 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.ATLC AND GULF OF AMERICA 24 HOUR FORECAST WITHIN 27N79W TO 27N80W
TO 25N80W TO 23N83W TO 23N81W TO 25N79W TO 27N79W...INCLUDING
STRAITS OF FLORIDA...NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M...EXCEPT TO 2.5 M IN STRAITS OF FLORIDA.
.48 HOUR FORECAST WITHIN 29N74W TO 29N80W TO 26N80W TO 25N84W TO
23N79W TO 25N73W TO 29N74W...INCLUDING THE STRAITS OF FLORIDA AND
ATLC EXPOSURES...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M...EXCEPT 2.5 TO 3 M IN STRAITS OF FLORIDA.
.ATLC WITHIN 31N39W TO 31N48W TO 30N47W TO 29N41W TO 31N39W WINDS 20
KT OR LESS. SEAS 2.5 TO 3 M IN N SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 31N35W TO 31N48W TO 29N45W TO 28N42W TO
29N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN N TO NE
SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
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