673
FZNT02 KNHC 180358
HSFAT2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU DEC 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU DEC 18.
24 HOUR FORECAST VALID 0000 UTC FRI DEC 19.
48 HOUR FORECAST VALID 0000 UTC SAT DEC 20.
.WARNINGS.
..ATLC GALE WARNING
.WITHIN 28N62W TO 30N60W TO 28N65W TO 27N64W TO 24N67W TO 26N63W
TO 28N62W N TO NE WINDS 20 TO 30 KT. SEAS 3.0 TO 3.5 M IN N SWELL.
WITHIN 31N46.5W TO 31N51W TO 31N54.5W TO 30.5N53.5W TO 30.5N50.5W
TO 31N46.5W E WINDS 20 TO 25 KT. SEAS 3.0 TO 3.5 M IN NW TO N
SWELL. ELSEWHERE WITHIN 30N37W TO 31N60W TO 26N77W TO 19N68W TO
19N60W TO 24N40W TO 30N37W...INCLUDING IN ATLANTIC EXPOSURES...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL.
.12 HOUR FORECAST LOW PRES NEAR 30N58W 1010 MB. WITHIN 30N59W TO
31N58W TO 31N59W TO 30N61W TO 28N61W TO 29N60W TO 30N59W N TO NE
WINDS 30 TO 40 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE WITHIN 31N58W TO
31N63W TO 29N62W TO 27N62W TO 28N59W TO 31N58W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 4.0 M. WITHIN 29N56W TO 31N56W TO 31N58W TO
29N59W TO 27N59W TO 28N57W TO 29N56W SW WINDS 20 TO 30 KT. SEAS
2.5 TO 4.0 M IN N SWELL. REMAINDER OF AREA WITHIN 31N35W TO
26N53W TO 31N57W TO 26N77W TO 19N55W TO 25N35W TO
31N35W...INCLUDING IN ATLANTIC EXPOSURES...WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.0 M IN MIXED N AND E SWELL.
.24 HOUR FORECAST LOW PRES NEAR 30N56W 1008 MB. WITHIN 31N56W TO
31N58W TO 30N59W TO 28N58W TO 29N57W TO 31N56W N TO NE WINDS 30
TO 45 KT. SEAS 4.0 TO 5.5 M. ELSEWHERE WITHIN 31N55W TO 31N61W TO
28N61W TO 27N59W TO 28N57W TO 31N55W N TO NE WINDS 20 TO 30 KT.
SEAS 3.0 TO 4.5 M IN N TO NE SWELL. WITHIN 29N54W TO 30N55W TO
29N56W TO 28N56W TO 27N55W TO 29N54W S TO SW WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.5 M IN MIXED N AND SW SWELL. REMAINDER OF AREA
WITHIN 31N35W TO 28N54W TO 31N80W TO 24N74W TO 27N55W TO 26N35W
TO 31N35W...INCLUDING ATLANTIC EXPOSURES..WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.5 M IN N TO NE SWELL E OF 65W AND IN E TO SE SWELL
W OF 65W.
.42 HOUR FORECAST LOW PRES NEAR 29.5N56W 1010 MB. WITHIN 29N54W
TO 31N57W TO 31N59W TO 27N55W TO 28N54W TO 29N54W WINDS 20 TO 25
KT. SEAS 3.0 TO 4.5 M IN NE SWELL. ELSEWHERE WITHIN 31N35W TO
31N64W TO 23N65W TO 22N50W TO 24N35W TO 31N35W E WINDS 20 TO 25
KT. SEAS 2.5 TO 4.5 M IN N TO NE SWELL.
.48 HOUR FORECAST LOW PRES NEAR 30.5N56.5W 1012 MB. WITHIN
30N53W TO 31N53W TO 31N55W TO 29N54W TO 29N50W TO 30N49W TO
30N53W SE TO S WINDS 20 TO 25 KT. SEAS 3.0 TO 3.5 M IN N TO NE
SWELL. ELSEWHERE WITHIN 31N35W TO 28N48W TO 31N64W TO 23N64W TO
20N59W TO 22N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M
IN N TO NE SWELL.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 22N35W TO 24N40W TO 19N48W TO 15N46W TO 17N41W TO
12N35W TO 22N35W E WINDS 20 TO 25 KT. SEAS 3.0 TO 3.5 M IN NE TO
E SWELL. ELSEWHERE WITHIN 24N35W TO 24N41W TO 17N62W TO 08N58W
TO 06N52W TO 07N35W TO 24N35W...INCLUDING IN ATLANTIC EXPOSURES
AND PASSAGES...WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN NE TO E
SWELL.
.24 HOUR FORECAST WITHIN 22N38W TO 22N41W TO 20N42W TO 21N40W TO
19N39W TO 20N37W TO 22N38W E WINDS 20 TO 25 KT. SEAS 3.5 TO 4.0
M IN MIXED E AND N SWELL. WITHIN 09N35W TO 09N36W TO 09N37W TO
08N40W TO 07N39W TO 07N35W TO 09N35W NE TO E WINDS 20 TO 25 KT.
SEAS 3.0 TO 3.5 M IN NE SWELL. ELSEWHERE WITHIN 26N35W TO 25N52W
TO 19N62W TO 10N60W TO 06N53W TO 09N35W TO 26N35W...INCLUDING IN
ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5
TO 4.0 M IN NE TO E SWELL.
.48 HOUR FORECAST WITHIN 23N35W TO 23N39W TO 22N39W TO 23N44W TO
21N45W TO 19N36W TO 23N35W NE TO E WINDS 20 TO 25 KT. SEAS 3.0
TO 3.5 M IN MIXED E AND N SWELL. ELSEWHERE WITHIN 23N35W TO
20N58W TO 12N60W TO 06N53W TO 07N35W TO 23N35W...INCLUDING IN
ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 2.5
TO 3.5 M IN NE TO E SWELL.
.ATLC 18 HOUR FORECAST WITHIN 31N78.5W TO 31N79W TO 31N80W TO
30N77.5W TO 30N77W TO 30.5N77W TO 31N78.5W SE TO S WINDS 20 TO
25 KT. SEAS TO 2.5 M IN SE SWELL.
.24 HOUR FORECAST WITHIN 31N76W TO 31N80W TO 30N79W TO 30N77W TO
30N76W TO 31N76W SE TO S WINDS 20 TO 30 KT. SEAS TO 3.0 M IN SE
SWELL.
.48 HOUR FORECAST WITHIN 31N70.5W TO 31N72.5W TO 30.5N71W TO
31N70.5W SW WINDS 20 TO 25 KT. SEAS 2.5 M IN E SWELL. ELSEWHERE
WITHIN 31N70W TO 31N79W TO 29N78W TO 29N77W TO 30N75W TO 30N72W
TO 31N70W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MERGING W AND
SE SWELL.
.CARIBBEAN 03 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 12N76W TO
11N75W TO 11N74W TO 12N74W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.24 HOUR FORECAST WITHIN 12N70W TO 12N73W TO 13N74W TO 11N75W TO
12N73W TO 11N71W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 12N73W TO 12N74W TO 12N76W TO 11N75W TO
12N74W TO 12N73W NE WINDS 20 TO 30 KT. SEAS TO 2.50 M IN NE TO E
SWELL. ELSEWHERE WITHIN 12N76W TO 12N75W TO 13N77W TO 11N79W TO
11N75W TO 12N76W WINDS 20 KT OR LESS. SEAS 2.5 M IN NE TO E
SWELL.
.GULF OF AMERICA 03 HOUR FORECAST FROM 25N TO 26N BETWEEN 87W AND
88.5W WINDS 20 KT OR LESS. SEAS 2.5 M IN SE SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.33 HOUR FORECAST WITHIN 28N94.5W TO 28.5N94.5W TO 28.5N95W TO
28N96W TO 27.5N96.5W TO 27.5N95.5W TO 28N94.5W NE WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.39 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page