000
FZNT02 KNHC 182101
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON JAN 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON JAN 18.
24 HOUR FORECAST VALID 1800 UTC TUE JAN 19.
48 HOUR FORECAST VALID 1800 UTC WED JAN 20.

.WARNINGS.

...CARIBBEAN GALE WARNING...
.CARIBBEAN WITHIN 12N74W TO 10N77W TO 11N78W TO 13N79W TO 13N75W
TO 12N74W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST WITHIN 11.5N74.5W TO 11N75.5W TO 11N76W TO 
11.5N75.5W TO 12N74.5W TO 11.5N74.5W NE TO E WINDS 25 TO 35 KT. 
SEAS 10 TO 12 FT. ELSEWHERE WITHIN 12N73W TO 10N79W TO 14N82W TO 
16N78W TO 15N71W TO 12N73W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
10 FT.
.18 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS LESS THAN GALE 
FORCE.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 11N75W TO 11N76W TO 12N75W TO 11N75W NE 
TO E WINDS 30 TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE WITHIN 
13N69W TO 09N77W TO 10N83W TO 16N81W TO 18N71W TO 13N69W NE TO E 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.42 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS LESS THAN GALE 
FORCE.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N69W TO 26N71W AND TO 22N78W. WITHIN 
31N70W TO 31N74W TO 28N77W TO 31N80W TO 31N72W TO 30N70W W WINDS 
20 TO 25 KT. SEAS TO 8 FT. WITHIN 26N58W TO 25N61W TO 25N64W TO 
31N65W TO 31N53W TO 26N58W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N56W TO 26N64W THEN 
STATIONARY TO 21N76W. WITHIN 31N45W TO 29N56W TO 29N65W TO 
31N72W TO 31N56W TO 31N45W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN W TO NW SWELL.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 31N47W TO 28N56W 
THEN WEAKENING STATIONARY TO 25N63W AND DISSIPATING TO 21N75W.
SECOND COLD FRONT TO ENTERING NW PART OF AREA. WITHIN 29N46W TO 
30N56W TO 31N64W TO 31N49W TO 31N37W TO 29N46W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN W TO NW SWELL.

.ATLC WITHIN 07N35W TO 06N55W TO 16N57W TO 31N42W TO 31N35W TO 
07N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 07N35W TO 06N56W TO 18N62W TO 22N45W TO 
25N35W TO 07N35W WINDS KT OR LESS...EXCEPT NE 20 TO 25 KT 
WITHIN 14N45W TO 11N40W TO 07N43W TO 08N49W TO 11N50W TO 14N45W.
SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 07N35W TO 07N55W TO 10N60W TO 18N61W TO 
20N35W TO 07N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.

.ATLC AND CARIBBEAN 30 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 
19N75W TO 22N76W TO 22N74W TO 20N73W...INCLUDING THE WINDWARD 
PASSAGE.. 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.

.CARIBBEAN 12 HOUR FORECAST WITHIN 19N79W TO 19N81W TO 21N81W TO 
21N79W TO 20N78W TO 19N79W NE WINDS 20 TO 25 KT. SEAS LESS THAN 
8 FT.
.24 HOUR FORECAST WITHIN 18N84W TO 20N83W TO 21N80W TO 19N81W TO 
18N83W TO 18N84W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST WITHIN 19N82W TO 18N81W TO 17N82W TO 17N84W TO 
19N84W TO 19N82W WINDS 20 KT OR LESS. SEAS 8 FT IN DECAYING E TO 
SE SWELL.

.GULF OF MEXICO 06 HOUR FORECAST WITHIN 26N96W TO 25N96W TO 
23N97W TO 25N98W TO 26N97W TO 26N96W SE TO S WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 30 HOUR FORECAST WITHIN 22N89W TO 21N90W TO 
21N91W TO 22N92W TO 22N91W TO 22N89W 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.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.