000
FZNT02 KNHC 312145
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN JAN 31 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN JAN 31.
24 HOUR FORECAST VALID 1800 UTC MON FEB 01.
48 HOUR FORECAST VALID 1800 UTC TUE FEB 02.

.WARNINGS.

...ATLC GALE WARNING...
.06 HOUR FORECAST COLD FRONT NW OF AREA. WITHIN 30N78W TO 30N80W 
TO 30N81W TO 31N81W TO 31N77W TO 30N78W S TO SW WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST COLD FRONT TO ENTER FAR NW WATERS. WITHIN 
30N78W TO 30N79W TO 30N80W TO 31N80W TO 31N78W TO 30N78W SW 
WINDS 30 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN 28N73W TO 
28N80W TO 31N81W TO 31N70W TO 28N73W S TO SW WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT IN NE SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N76W TO 27N78W AND TO 
23N82W. WITHIN 28N78W TO 30N77W TO 31N76W TO 31N70W TO 29N71W TO 
28N78W SW WINDS 30 TO 35 KT. SEAS 11 TO 15 FT. ELSEWHERE WITHIN 
29N70W TO 25N74W TO 27N80W TO 31N81W TO 31N67W TO 29N70W S TO SW 
WINDS 20 TO 30 KT...EXCEPT W TO NW WINDS 20 TO 30 KT WITH 
FREQUENT GUSTS TO 35 KT BEHIND FRONT. SEAS 9 TO 13 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N66W TO 25N69W AND TO 
20N73W. WITHIN 27N63W TO 26N68W TO 26N70W TO 31N66W TO 31N61W TO 
27N63W S TO SW WINDS 30 TO 35 KT. SEAS 12 TO 16 FT. ELSEWHERE 
WITHIN 22N64W TO 24N81W TO 31N81W TO 31N70W TO 31N54W TO 
21N64W...INCLUDING THE STRAITS OF FLORIDA...S TO SW WINDS 20 TO 
30 KT EXCEPT W TO NW WINDS 20 TO 30 KT BEHIND FRONT. SEAS 10 TO 
15 FT OUTSIDE BAHAMAS AND TO 8 FT ELSEWHERE. 

...CARIBBEAN GALE WARNING...
.WITHIN 13N70W TO 10N81W TO 14N82W TO 17N76W TO 17N68W TO 
13N70W...INCLUDING THE MONA PASSAGE...NE TO E WINDS 20 TO 25 
KT...EXCEPT 25 TO 30 KT BETWEEN 74W AND 78W. SEAS 8 TO 11 FT...
EXCEPT 9 TO 12 FT S OF 14N BETWEEN 75W AND 78W.
.12 HOUR FORECAST WITHIN 11N74W TO 11N76W TO 12N75W TO 11N74W NE 
TO E WINDS 30 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 11N70W 
TO 10N79W TO 14N80W TO 18N75W TO 18N70W TO 11N70W NE TO E WINDS 
20 TO 30 KT. SEAS 8 TO 11 FT.
.18 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS LESS THAN GALE 
FORCE.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N43W TO 25N51W THEN SHEARLINE TO 19N64W. 
WITHIN 29N40W TO 30N48W TO 31N52W TO 31N39W TO 29N40W W WINDS 20 
TO 25 KT...EXCEPT SW WINDS 20 TO 25 KT BETWEEN 40W AND 44W. SEAS 
16 TO 21 FT IN W TO NW SWELL. ELSWHERE WITHIN 08N35W TO 07N56W 
TO 18N64W TO 31N75W TO 31N35W TO 08N35W NE TO E WINDS 20 TO 25 
KT. SEAS 8 TO 12 FT...EXCEPT 12 TO 17 FT IN NW TO NW SWELL N OF 
24N E OF 63W.
.24 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 30N35W TO 
26N45W. WITHIN 07N35W TO 07N56W TO 25N74W TO 31N67W TO 31N35W TO 
07N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW TO N 
SWELL...EXCEPT 12 TO 16 FT N OF 24N E OF 48W.
.48 HOUR FORECAST DISSIPATING FRONT E OF AREA. WITHIN 07N35W TO 
06N54W TO 22N64W TO 31N54W TO 31N35W TO 07N35W WINDS 20 KT OR 
LESS...EXCEPT NE TO E WINDS 20 TO 25 KT S OF 21N BETWEEN 43W AND 
55W AND SE TO S WINDS 20 TO 25 KT BETWEEN 55W AND 64W. SEAS 8 TO 
11 FT...EXCEPT IN NW TO N SWELL WITHIN THE 20 KT OR LESS WIND 
AREAS.

.ATLC AND CARIBBEAN WITHIN 19N75W TO 18N77W TO 19N78W TO 22N74W
TO 21N70W TO 19N75W...INCLUDING THE WINDWARD PASSAGE...E WINDS 
20 TO 25 KT. SEAS 8 FT...EXCEPT 8 TO 10 FT BETWEEN 70W AND 72W.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN WITHIN 16N68W TO 17N70W TO 18N70W TO 18N66W TO
16N68W...INCLUDING THE MONA PASSAGE...NE TO E WINDS 20 TO 25 KT.
SEAS 8 FT...EXCEPT TO 10 FT IN MONA PASSAGE.
.24 HOUR FORECAST WITHIN 13N62W TO 12N64W TO 13N68W TO 15N70W TO
16N62W TO 13N62W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST WITHIN 12N65W TO 12N71W TO 14N70W TO 15N66W TO 
14N65W TO 12N65W E TO SE WINDS 20 TO 25 KT. SEAS 8 FT.

.CARIBBEAN 27 HOUR FORECAST COLD FRONT FROM 22N81W TO 16N87W. 
WITHIN 20N85W TO 19N86W TO 20N87W TO 21N87W TO 21N86W TO 20N85W 
NW TO N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 20N74W TO 15N78W AND TO 
12N84W. WITHIN 12N82W TO 12N84W TO 15N83W TO 16N83W TO 17N81W TO 
12N82W N WINDS 20 TO 25 KT. SEAS TO 8 FT.

.GULF OF MEXICO COLD FRONT FROM 30N89W TO 27N93W AND TO 26N97W. 
WITHIN 28N88W TO 27N93W TO 29N95W TO 30N90W TO 29N87W TO 28N88W 
NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. WITHIN 27N86W TO 
27N93W TO 29N88W TO 30N89W TO 29N84W TO 27N86W SW TO W WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST COLD FRONT TO EXTEND FROM STRAITS OF FLORIDA 
TO NW CARIBBEAN SEA. WITHIN 26N82W TO 22N87W TO 18N94W TO 22N97W 
TO 30N87W TO 26N82W...INCLUDING THE STRAITS OF FLORIDA...NW TO N 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 25N81W TO 23N84W TO 26N88W TO 29N86W TO 
29N83W TO 25N81W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.