000
FZNT02 KNHC 231557
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU NOV 23 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU NOV 23.
24 HOUR FORECAST VALID 1200 UTC FRI NOV 24.
48 HOUR FORECAST VALID 1200 UTC SAT NOV 25.

.WARNINGS.
...ATLC GALE WARNING...
.ATLC LOW PRES JUST NE OF AREA NEAR 31.5N64.5W 1008 MB WITH COLD 
FRONT TO 27N67W. N OF 30N BETWEEN 60W AND 62W S TO SW WINDS 30 
TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE N OF LINE FROM 31N59W TO 
28N60W TO 26N64W AND E OF FRONT S TO SW WINDS 20 TO 30 KT. SEAS 
8 TO 12 FT. W OF FRONT AND N OF LINE FROM 26N64W TO 31N70W WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED NE AND SE SWELL. 
.12 HOUR FORECAST LOW PRES N OF AREA NEAR 33N60W WITH COLD FRONT 
TO 25N65W. N OF 28.5N E OF FRONT TO 57W S TO SW WINDS 20 TO 30 
KT. SEAS 8 TO 12 FT. N OF 28.5N AND W OF FRONT TO 63W WINDS 20 
KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N57W TO 25N63W. N OF 30N 
BETWEEN 54W AND 58W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL.  
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO LOW PRES NEAR 29N84W 1012 MB WITH COLD FRONT TO 
23N89W TO 18N92W. S OF 20N W OF 94W WITHIN 60 NM OF COAST OF 
MEXICO NW WINDS 25 TO 35 KT. SEAS 10 TO 13 FT. ELSEWHERE W OF 
COLD FRONT AND S OF 25N N WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN 
N TO NW SWELL. 
.06 HOUR FORECAST LOW PRES E OF AREA NEAR 29N82W 1011 MB WITH 
COLD FRONT TO 29N84W. S OF 21N W OF 94W NW TO N WINDS 20 TO 30 
KT. SEAS 9 TO 11 FT. ELSEWHERE W OF FRONT AND S OF 24N NW TO N 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT IN N SWELL.
.18 HOUR FORECAST COLD FRONT FROM 27N82W TO 21N87W. WINDS 20 KT 
OR LESS. SEAS LESS THAN 8 FT. 

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 28N35W TO 27N42W TO 27N47W THEN STATIONARY 
FRONT TO 30N57W THEN WARM FRONT TO 31N59W. N OF 30N E OF 42W NW 
TO W WINDS 20 TO 25 KT. SEAS 10 TO 12 FT. ELSEWHERE N OF FRONT 
AND W OF 50W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT PRIMARILY IN 
NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 21N35W TO 21N43W THEN 
WEAKENING STATIONARY FRONT TO 25N50W THEN WARM FRONT TO 31N52W. 
N OF 27N E OF 37W NW WINDS 20 TO 30 KT. SEAS 14 TO 19 FT IN NW 
SWELL. ELSEWHERE NE OF LINE FROM 23N35W TO 25N43W TO 28N47W TO 
31N50W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 18N35W TO 19N45W. E OF LINE 
FROM 17N35W TO 19N40W TO 24N46W TO 31N44W WINDS 20 KT OR LESS. 
SEAS 8 TO 12 FT IN N SWELL...HIGHEST NE. 

.ATLC LOW PRES NEAR 20N45W 1013 MB. FROM 20N TO 26N BETWEEN 44W 
AND 51W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED NW AND NE 
SWELL.
.12 HOUR FORECAST LOW DISSIPATED. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.

.ATLC 06 HOUR FORECAST LOW PRES NEAR 29N82W 1011 MB WITH 
STATIONARY FRONT TO NEAR 31N79W. N OF 30N W OF FRONT NE WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST LOW PRES 1011 MB NEAR 31N79W WITH COLD FRONT 
TO 29N81W. W OF FRONT NE WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N76W TO 28N81W. N OF FRONT 
WINDS 20 KT OR LESS. SEAS TO 10 FT IN NE SWELL.
.36 HOUR FORECAST COLD FRONT FROM 31N75W TO 27N80W. WINDS 20 KT 
OR LESS. SEAS LESS THAN 8 FT.

CARIBBEAN 36 HOUR FORECAST FROM 12N TO 14.5N W OF 82W N WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$

.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.