000
FZNT02 KNHC 210920
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE DEC 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE DEC 21.
24 HOUR FORECAST VALID 0600 UTC WED DEC 22.
48 HOUR FORECAST VALID 0600 UTC THU DEC 23.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO LOW PRES 1008 MB NEAR 26N86W. COLD FRONT FROM 
26N86W TO 21N87W. WITHIN 28N85W TO 27N86W TO 27N87W TO 29N86W TO 
28N85W NE TO E WINDS 25 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE... 
WITHIN 25N89W TO 18N94W TO 20N96W TO 29N88W TO 26N83W TO 
25N89W...INCLUDING WITHIN 60 NM OF VERACRUZ...N TO NE WINDS 25 TO
30 KT. SEAS 8 TO 9 FT. REMAINDER OF AREA...WITHIN 23N90W TO 
18N95W TO 25N96W TO 30N89W TO 26N82W TO 23N90W...INCLUDING WITHIN
60 NM OF CAMPECHE...N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST LOW PRES AND COLD FRONT MOVED WELL E OF AREA. 
WITHIN 25N82W TO 25N87W TO 25N89W TO 27N89W TO 30N84W TO 25N82W 
NW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 19N93W 
TO 22N97W TO 29N88W TO 29N83W TO 26N82W TO 19N93W...INCLUDING 
WITHIN 60 NM OF VERACRUZ AND WITHIN 60 NM OF CAMPECHE...WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 23N87W TO 24N91W TO 28N88W TO 27N83W TO
25N83W TO 23N87W...INCLUDING THE STRAITS OF FLORIDA...WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.39 HOUR FORECAST CONDITIONS IMPROVE.

...ATLC GALE WARNING...
.ATLC 12 HOUR FORECAST LOW PRES 1003 MB NEAR 31N78W. COLD FRONT 
FROM 31N78W TO 22N81W. WITHIN 25N79W TO 25N80W TO 29N81W TO 
31N80W TO 31N73W TO 25N79W SW TO W WINDS 20 TO 30 KT. SEAS LESS 
THAN 8 FT.
.18 HOUR FORECAST LOW PRES MOVED WELL N OF AREA. COLD FRONT FROM
31N72W TO 22N80W. WITHIN 30N76W TO 29N77W TO 29N78W TO 31N78W TO
31N76W TO 30N76W W WINDS 25 TO 35 KT. SEAS 9 TO 12 FT. 
ELSEWHERE...WITHIN 28N71W TO 28N75W TO 25N80W TO 31N81W TO 31N70W
TO 28N71W W WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N68W TO 21N78W. WITHIN 
30N74W TO 29N77W TO 30N78W TO 31N77W TO 31N75W TO 30N74W W WINDS 
30 TO 35 KT. SEAS 11 TO 13 FT. ELSEWHERE...WITHIN 29N66W TO 
26N78W TO 27N80W TO 31N81W TO 31N64W TO 29N66W W WINDS 20 TO 30 
KT. SEAS 8 TO 11 FT.
.36 HOUR FORECAST COLD FRONT FROM 31N65W TO 21N77W. WITHIN 
29N71W TO 29N75W TO 28N78W TO 31N78W TO 31N67W TO 29N71W W WINDS 
20 TO 30 KT. SEAS 11 TO 13 FT. ELSEWHERE...WITHIN 29N62W TO 
27N72W TO 28N80W TO 31N79W TO 31N61W TO 29N62W W WINDS 20 TO 30 
KT. SEAS 8 TO 11 FT. REMAINDER OF AREA...WITHIN 23N66W TO 27N71W 
TO 27N79W TO 31N80W TO 31N60W TO 23N66W WINDS 20 KT OR LESS. SEAS
8 TO 10 FT IN N SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N63W TO 20N75W. WITHIN 
30N64W TO 30N68W TO 30N77W TO 31N77W TO 31N60W TO 30N64W W WINDS 
20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE...WITHIN 28N64W TO 27N77W
TO 31N77W TO 31N58W TO 28N64W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN NW SWELL.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 10N45W TO 09N49W TO 10N51W TO 12N52W TO 12N47W TO
10N45W NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 12 FT. ELSEWHERE...
WITHIN 07N35W TO 06N52W TO 11N60W TO 18N59W TO 20N35W TO 07N35W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 07N47W TO 10N59W TO 19N56W TO 14N44W TO
12N37W TO 07N47W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE...WITHIN 07N35W TO 06N53W TO 10N60W TO 20N59W TO 20N35W
TO 07N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 07N36W TO 07N50W TO 11N52W TO 16N45W TO
12N39W TO 07N36W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. 
ELSEWHERE...WITHIN 07N35W TO 06N52W TO 09N60W TO 21N63W TO 17N35W
TO 07N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.

.ATLC COLD FRONT FROM 31N43W TO 27N75W. WITHIN 21N35W TO 28N81W
TO 29N81W TO 29N35W TO 21N35W NW WINDS 20 TO 25 KT. SEAS 8 TO 10
FT. 
.12 HOUR FORECAST COLD FRONT FROM 30N35W TO 27N48W TO 29N57W. 
WITHIN 29N35W TO 29N40W TO 30N43W TO 31N44W TO 31N35W TO 29N35W W
TO NW WINDS 20 TO 25 KT. SEAS 9 TO 13 FT. ELSEWHERE...WITHIN 
23N35W TO 27N45W TO 30N69W TO 31N35W TO 23N35W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST STATIONARY FRONT FROM 30N35W TO 29N50W. WITHIN
30N40W TO 30N42W TO 30N46W TO 31N46W TO 31N36W TO 30N40W WINDS 
20 KT OR LESS. SEAS 11 TO 13 FT IN NW TO N SWELL. 
ELSEWHERE...WITHIN 27N35W TO 26N47W TO 29N61W TO 31N62W TO 31N35W
TO 27N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT N SWELL.
.48 HOUR FORECAST STATIONARY FRONT DISSIPATED. WITHIN 27N35W TO 
30N39W TO 31N39W TO 31N35W TO 27N35W WINDS 20 KT OR LESS. SEAS 11
TO 13 FT IN N SWELL. ELSEWHERE...WITHIN 20N35W TO 21N51W TO 
22N56W TO 31N50W TO 31N35W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT IN N SWELL.

.CARIBBEAN WITHIN 12N74W TO 11N75W TO 12N76W TO 12N75W TO 12N74W
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST CONDITIONS IMPROVE. 

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

$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.