000
FZNT02 KNHC 182049
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT MAR 18 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT MAR 18.
24 HOUR FORECAST VALID 1800 UTC SUN MAR 19.
48 HOUR FORECAST VALID 1800 UTC MON MAR 20.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO COLD FRONT FROM 29N83W TO 22N93W TO 18N94W. WITHIN
29N87W TO 30N94W TO 27N97W TO 21N98W TO 19N93W TO 22N93W TO 
29N87W N TO NE WINDS 20 TO 30 KT. SEAS 8 FT.
.12 HOUR FORECAST COLD FRONT FROM 27N82W TO 18N92W. WITHIN 
20N95W TO 20N96W TO 19N96W TO 19N95W TO 20N95W NW WINDS 25 TO 35 
KT. SEAS 9 TO 12 FT. ELSEWHERE WITHIN 31N87W TO 28N97W TO 22N98W 
TO 18N95W TO 25N84W TO 31N87W N TO NE WINDS 20 TO 30 KT. SEAS 8 
TO 10 FT.
.24 HOUR FORECAST COLD FRONT FROM 26N82W TO 19N92W. WITHIN 
20N95W TO 21N96W TO 20N97W TO 19N96W TO 18N95W TO 19N94W TO 
20N95W NW TO N WINDS 25 TO 35 KT. SEAS 11 TO 13 FT. WITHIN 
24N87W TO 24N88W TO 23N91W TO 22N91W TO 22N89W TO 22N87W TO 
24N87W N TO NE WINDS 20 TO 30 KT WITH FREQUENT GUSTS TO GALE
FORCE. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 28N85W TO 28N97W TO 
22N98W TO 19N96W TO 24N82W TO 28N85W N TO NE WINDS 20 TO 30 KT. 
SEAS 9 TO 11 FT IN N TO NE SWELL.
.30 HOUR FORECAST LITTLE CHANGE EXCEPT WINDS AND GUSTS LESS THAN
GALE FORCE.
.48 HOUR FORECAST COLD FRONT FROM 24N81W TO 21N87W. WITHIN 
23N86W TO 24N93W TO 23N97W TO 18N95W TO 21N91W TO 19N86W TO 
23N86W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 30N35W TO 17N55W THEN SHEAR LINE TO 16N61W.
WITHIN 31N38W TO 31N43W TO 30N43W TO 30N40W TO 30N39W TO 31N38W 
W TO NW WINDS 20 TO 25 KT. SEAS 11 TO 13 FT. WITHIN 23N35W TO 
18N39W TO 17N39W TO 14N38W TO 12N35W TO 23N35W WINDS 20 KT OR 
LESS. SEAS 8 FT IN N SWELL. ELSEWHERE WITHIN 31N35W TO 
31N62W TO 20N68W TO 15N55W TO 20N42W TO 31N35W WINDS 20 KT OR
LESS. SEAS 8 TO 12 FT IN NW TO N SWELL. 
.24 HOUR FORECAST COLD FRONT FROM 24N35W TO 20N50W THEN SHEAR
LINE TO 16N61W. WITHIN 31N35W TO 31N50W TO 22N63W TO 10N60W TO 
07N43W TO 18N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN NW TO N SWELL.
.48 HOUR FORECAST STATIONARY FRONT FROM 23N35W TO 18N50W.  
WITHIN 31N35W TO 22N54W TO 19N65W TO 06N55W TO 07N36W TO 31N35W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.

.ATLC COLD FRONT FROM 31N79W TO 30N81W. WITHIN 31N73W TO 31N81W 
TO 30N79W TO 30N74W TO 31N73W SW WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N72W TO 25N80W. WITHIN 
31N70W TO 31N74W TO 30N74W TO 29N73W TO 29N72W TO 30N71W TO 
31N70W SW WINDS 20 TO 25 KT. SEAS 8 FT IN S TO SW SWELL.
.36 HOUR FORECAST COLD FRONT FROM 31N70W TO 23N80W. CONDITIONS 
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN SHEAR LINE FROM 16N61W TO 15N70W WITHIN 16N62W TO 
17N63W TO 17N65W TO 16N65W TO 15N65W TO 15N62W TO 16N62W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 FT IN N SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.CARIBBEAN WITHIN 13N70W TO 14N75W TO 13N77W TO 11N76W TO 11N73W
TO 11N72W TO 13N70W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.