000
FZNT02 KNHC 181018 CCA
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT MAR 18.
24 HOUR FORECAST VALID 0600 UTC SUN MAR 19.
48 HOUR FORECAST VALID 0600 UTC MON MAR 20.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO COLD FRONT FROM FLORIDA BIG BEND TO VERACRUZ 
MEXICO. WITHIN 28N86W TO 31N88W TO 28N97W TO 22N98W TO 19N95W TO 
24N93W TO 28N86W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...
N WINDS 25 TO 35 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 20N95W TO
20N96W TO 20N97W TO 19N96W TO 19N95W TO 20N95W NW WINDS 20 TO 30
KT. SEAS 8 TO 10 FT.
.03 HOUR FORECAST COLD FRONT NEAR PREVIOUS LOCATIONS. WITHIN 
30N86W TO 30N94W TO 27N97W TO 23N98W TO 19N94W TO 23N93W TO 
30N86W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...N WINDS 20
TO 30 KT. SEAS 8 TO 10 FT. 
.18 HOUR FORECAST COLD FRONT FROM FORT MYERS, FLORIDA TO EASTERN
BAY OF CAMPECHE. WITHIN 26N87W TO 26N93W TO 24N94W TO 22N93W TO 
22N91W TO 24N87W TO 26N87W N TO NE WINDS 25 TO 30 KT WITH 
FREQUENT GUSTS TO 40 KT. SEAS 9 TO 11 FT. ELSEWHERE WITHIN 30N86W
TO 31N88W TO 28N97W TO 22N98W TO 19N96W TO 24N87W TO 30N86W... 
INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ...N TO NE WINDS 20 TO
30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST COLD FRONT FROM NAPLES, FLORIDA TO NW YUCATAN 
PENINSULA. LITTLE CHANGE.
.30 HOUR FORECAST COLD FRONT FROM FLORIDA KEYS TO N YUCATAN 
PENINSULA. WITHIN 24N87W TO 26N88W TO 26N93W TO 20N96W TO 19N95W 
TO 21N91W TO 24N87W...INCLUDING WITHIN 60 NM OF COAST OF VERACRUZ
AND BAY OF CAMPECHE...N TO NE WINDS 25 TO 35 KT WITH FREQUENT 
GUSTS 35 TO 45 KT. SEAS 12 TO 14 FT. ELSEWHERE WITHIN 30N85W TO 
30N89W TO 28N97W TO 23N98W TO 18N93W TO 25N83W TO 30N85W N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST COLD FRONT FROM FLORIDA STRAITS TO YUCATAN 
CHANNEL. WITHIN 26N83W TO 28N92W TO 26N97W TO 19N96W TO 20N86W TO
23N82W TO 26N83W...INCLUDING WITHIN 60 NM OFF COAST OF 
VERACRUZ...BAY OF CAMPECHE AND YUCATAN CHANNEL...NE WINDS 20 TO 
30 KT. SEAS 8 TO 13 FT WITH HIGHEST AT BAY OF CAMPECHE AND 
YUCATAN CHANNEL.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N40W TO SOUTHERN LEEWARD ISLANDS. WITHIN
31N46W TO 31N55W TO 30N52W TO 29N48W TO 31N46W W TO NW WINDS 20 
TO 25 KT. SEAS 13 TO 17 FT IN NW SWELL. ELSEWHERE WITHIN 31N35W 
TO 30N67W TO 21N71W TO 16N59W TO 21N45W TO 31N35W...INCLUDING
WINDWARD AND MONA PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 12 
FT IN NW TO N SWELL.
.24 HOUR FORECAST COLD FRONT FROM 26N35W TO NORTHERN WINDWARD 
ISLANDS. WITHIN 31N35W TO 31N57W TO 21N67W TO 10N59W TO 08N44W TO
31N35W...INCLUDING MONA PASSAGE...WINDS 20 KT OR LESS. SEAS 8 TO
11 FT IN NW TO N SWELL.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 23N35W TO 16N57W. 
WITHIN 31N35W TO 31N43W TO 23N51W TO 19N63W TO 06N55W TO 07N35W 
TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.

.ATLC COLD FRONT NORTH OF AREA. WITHIN 31N75W TO 31N81W TO 
28N80W TO 28N79W TO 30N77W TO 31N75W S TO SW WINDS 20 TO 30 KT. 
SEAS 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N75W TO SOUTHERN FLORIDA. 
WITHIN 31N69W TO 31N76W TO 30N74W TO 30N73W TO 31N69W S TO SW 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST STATIONARY FRONT FROM 31N69W TO NW CUBA. WITHIN
31N74W TO 31N77W TO 30N77W TO 29N77W TO 29N76W TO 31N74W N TO NE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.ATLC WITHIN 24N35W TO 19N40W TO 14N38W TO 14N35W TO 24N35W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 17N35W TO 19N38W TO 16N38W TO 08N37W TO
08N35W TO 17N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N 
SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.CARIBBEAN WITHIN 13N70W TO 13N76W TO 11N77W TO 10N76W TO 11N73W
TO 10N72W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E 
WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN COLD FRONT FROM SOUTHERN LEEWARD ISLANDS TO 16N69W. 
WITHIN 17N63W TO 18N69W TO 21N72W TO 18N71W TO 17N73W TO 15N67W 
TO 17N63W...INCLUDING WATERS NORTH OF HISPANIOLA...NE TO E WINDS
20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM NORTHERN WINDWARD 
ISLANDS TO 15N69W. WITHIN 17N63W TO 17N64W TO 17N65W TO 15N65W TO
15N63W TO 15N62W TO 17N63W NE TO E WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 17N67W TO 17N69W
TO 17N70W TO 15N69W TO 15N68W TO 16N67W TO 17N67W WINDS 20 KT OR
LESS. SEAS 8 FT IN E SWELL.

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

$$
.FORECASTER CHAN. NATIONAL HURRICANE CENTER.