468 
FZNT02 KNHC 200324
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE DEC 20 2022

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC TUE DEC 20.
24 HOUR FORECAST VALID 0000 UTC WED DEC 21.
48 HOUR FORECAST VALID 0000 UTC THU DEC 22.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC 18 HOUR FORECAST TROUGH FROM 31N81W TO 29N78W. SHEARLINE
FROM 25N63W TO 25.5N76W. WITHIN 26N64W TO 27N75W TO 26N76W TO 
25N74W TO 25N65W TO 26N64W WINDS 20 KT OR LESS. SEAS 8 FT IN NE 
SWELL.
.24 HOUR FORECAST TROUGH FROM 31N80W TO 29N79W. SHEARLINE FROM
25N62W TO 24.5N72W TO 25.5N77W. WITHIN 26N68W TO 27N75W TO 
27N77W TO 26N77W TO 24N71W TO 25N68W TO 26N68W NE TO E WINDS 20 
TO 25 KT. SEAS 8 TO 9 FT. WITHIN 31N78W TO 31N81W TO 30.5N80.5W
TO 30.5N78.5W TO 31N78W E TO SE WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.36 HOUR FORECAST TROUGH FROM 30N76W TO 30N81W. LOW PRES NEAR
27N76W 1014 MB. WITHIN 31N74W TO 31N81.5W TO 30.5N81W TO 
30N78.5W TO 30.5N77.5W TO 30.5N74.5W TO 31N74W NE TO E WINDS 20 
TO 35 KT. SEAS 8 TO 11 FT. WITHIN 28N72W TO 28N74W TO 31N77W TO
27N78W TO 26N73W TO 26N71W TO 28N72W E WINDS 20 TO 30 KT. SEAS 8
TO 10 FT.
.42 HOUR FORECAST TROUGH FROM 30N74W TO 29.5N80W. LOW PRES NEAR
26.5N72.5W 1014 MB. WITHIN 28N69W TO 29N72W TO 30N73W TO 26N75W
TO 26N71W TO 28N69W NE TO E WINDS 20 TO 35 KT. SEAS 8 TO 10 FT.
WITHIN 31N73W TO 31N81W TO 30N81W TO 29N77W TO 26N77W TO 26N75W 
TO 31N73W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT...HIGHEST
NEAR 31N79.5W.
.48 HOUR FORECAST LITTLE CHANGE.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO LOW PRES NEAR 28N94W 1014 MB. COLD FRONT FROM LOW
TO 26N94.5W TO 23N97.5W. WARM FRONT FROM LOW TO 29N88W. WITHIN 
30N88W TO 30N91W TO 30N94W TO 29N95W TO 26N93W TO 26N92W TO 
30N88W E TO SE WINDS 20 TO 30 KT...EXCEPT NE TO E WINDS N OF WARM
FRONT. SEAS TO 8 FT. SCATTERED TSTMS WITHIN 30N90W TO 30N85.5W TO
26N94W TO 28N94W TO 30N90W. SIMILAR CONVECTION WITHIN 26.5N91W TO
27.5N86W TO 24.5N85.5W TO 22.5N93.5W TO 24.5N93W TO 26.5N91W.
.18 HOUR FORECAST LOW PRES NEAR 28N87W. COLD FRONT FROM LOW TO
22N94W TO 18N95W. WARM FRONT FROM LOW TO 29N84W. WITHIN 30N84W TO
30N86W TO 29N87W TO 28N87W TO 27N86W TO 28N84W TO 30N84W E TO SE
WINDS 25 TO 35 KT. SEAS TO 8 FT. WITHIN 29N88W TO 30N90W TO 
27N97W TO 23N98W TO 19N95W TO 25N94W TO 29N88W NW TO N WINDS 20 
TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS BELOW GALE FORCE.
.48 HOUR FORECAST LOW PRES E OF AREA. CONDITIONS IMPROVED. 
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N35W TO 31N70W TO 27N58W TO 19N51W TO 26N41W TO 
27N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL
...HIGHEST NEAR 31N50W. WITHIN 21N35W TO 17N57W TO 14N60W TO 
07N56W TO 07N35W TO 21N35W...INCLUDING ATLANTIC EXPOSURES... 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL...EXCEPT
N TO NE SWELL W OF 50W.
.24 HOUR FORECAST WITHIN 31N35W TO 31N68W TO 29N64W TO 28N46W TO
26N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL. WITHIN 26N35W TO 27N41W TO 15N60W TO 06N53W TO 07N35W TO
26N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL. 
.48 HOUR FORECAST WITHIN 31N35W TO 31N64W TO 25N62W TO 24N45W TO
20N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NW TO N
SWELL...EXCEPT NE SWELL E OF 45W...HIGHEST NEAR 31N49W. WITHIN 
20N35W TO 20N41W TO 15N58W TO 07N55W TO 07N35W TO 20N35W WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL.

.CARIBBEAN WITHIN 14N74W TO 13N76W TO 11N75W TO 11N73W TO 10N72W
TO 12N70W TO 14N74W...INCLUDING THE GULF OF VENEZUELA...NE TO E 
WINDS 20 TO 30 KT. SEAS TO 8 FT W OF 74W.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.