000
FZNT02 KNHC 221617
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED NOV 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED NOV 22.
24 HOUR FORECAST VALID 1200 UTC THU NOV 23.
48 HOUR FORECAST VALID 1200 UTC FRI NOV 24.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO LOW PRES NEAR 26N89W 1012 MB WITH COLD FRONT SW 
TO 24N93W AND TO NEAR 23N97W. N OF 26N W OF 90W NE WINDS 20 TO 
30 KT WITH FREQUENT GUSTS TO GALE FORCE. SEAS 8 TO 10 FT. FROM 
22N TO 25N W OF 96W NW TO N WINDS 30 TO 35 KT. SEAS 8 TO 11 FT. 
ELSEWHERE FROM 21N TO 26N W OF 96W NW TO N WINDS 20 TO 30 KT 
WITH FREQUENT GUST TO GALE FORCE. SEAS TO 9 FT. 
.06 HOUR FORECAST LOW PRES NEAR 27N88W 1011 MB WITH COLD FRONT 
TO NEAR 18.5N94W. N OF 26N W OF 89W N TO NE WINDS 20 TO 30 KT 
WITH FREQUENT GUSTS TO GALE FORCE. SEAS 8 TO 10 FT. FROM 22N TO 
25N W OF 96W...AND ALSO S OF 22N W OF 95W NW TO N WINDS 30 TO 35 
KT. SEAS 8 TO 12 FT. ELSEWHERE S OF 26N W OF FRONT NW TO N WINDS 
20 TO 30 KT. SEAS 8 TO 10 FT.
.18 HOUR FORECAST LOW PRES NEAR 27N86.5W 1010 MB WITH COLD FRONT 
TO 18.5N93W. S OF 22N W OF 94W NW TO N WINDS 30 TO 35 KT. SEAS 
10 TO 14 FT. ELSEWHERE S OF 26N W OF FRONT NW TO N WINDS 20 TO 
30 KT. SEAS 8 TO 11 FT. N OF 26N W OF A LINE FROM 30N85W TO 
26N87W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. 
.24 HOUR FORECAST LOW PRES NEAR 27.5N85W 1010 MB WITH COLD FRONT 
TO 21N89W. S OF 21N W OF 96W NW WINDS 30 TO 35 KT. SEAS 10 TO 13 
FT. ELSEWHERE S OF 23N W OF 94W NW WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT. N OF 24N WITHIN 120 NM NW OF FRONT N TO NE WINDS 20 TO 25 
KT. SEAS TO 9 FT. ELSEWHERE S OF 24N W OF FRONT WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN N SWELL.
.48 HOUR FORECAST LOW PRES NEAR 27.583W 1009 MB WITH WEAKENING 
COLD FRONT TO 21N87W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

...ATLC GALE WARNING...
.ATLC LOW PRES NEAR 27N72W 1012 MB WITH DEVELOPING COLD FRONT TO 
21N76W. WITHIN 120 NM E SEMICIRCLE OF LOW WINDS 20 TO 25 KT SEAS 
9 TO 12 FT.
.12 HOUR FORECAST LOW PRES NEAR 29N69W 1008 MB WITH COLD FRONT 
TO 21N74W. WITHIN 150 NM SE SEMICIRCLE OF LOW WINDS 25 TO 35 KT. 
SEAS 10 TO 14 FT. WITHIN NW SEMICIRCLE OF LOW WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT. ELSEWHERE WITHIN 210 NM EITHER SIDE OF LINE 
FROM 16N56W TO 26N64W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE TO 
E SWELL.
.24 HOUR FORECAST LOW PRES JUST N OF AREA NEAR 32N66W 1001 MB 
WITH COLD FRONT TO 26N67W AND STATIONARY FRONT TO 21N74W. WITHIN 
90 NM SE SEMICIRCLE OF LOW WINDS 25 TO 25 KT. SEAS 11 TO 16 FT.
N OF 26N E OF FRONT TO 60W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT. N OF 30N BETWEEN 55W AND 60W SE WINDS 20 TO 25 KT. SEAS 8 
FT. ELSEWHERE E OF 60W TO A LINE FROM 31N71W TO 16N60W WINDS 20 
KT OR LESS. SEAS TO 9 FT IN E TO SE SWELL.
.48 HOUR FORECAST LOW WELL N OF AREA WITH ASSOCIATED COLD FRONT 
FROM 31N58W TO 26N64W. N OF 30N E OF FRONT TO 53W S TO SW WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT.  

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N44W TO 29N54W THEN STATIONARY FRONT TO 
29N62W AND WARM FRONT TO 31N67W. N OF FRONT W OF 55W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE N OF FRONT WINDS 
20 KT OR LESS. SEAS TO 9 FT IN NW SWELL. REMAINDER OF AREA E OF 
52W TO A LINE FROM 31N76W TO 23N70W TO 19N52W E TO SE WINDS 20 
TO 25 KT. SEAS 8 TO 11 FT. 
.24 HOUR FORECAST COLD FRONT FROM 28N35W TO 27N46W THEN 
STATIONARY FRONT TO 28N52W AND WARM FRONT TO 31N60W. N OF FRONT 
28N E OF COLD FRONT NW WINDS 20 TO 30 KT. SEAS 10 TO 13 FT. 
ELSEWHERE N OF STATIONARY AND WARM FRONTS E OF 46W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN NW SWELL. ELSEWHERE WITHIN AREA 
BOUNDED BY 26N35W TO 20N46W TO 28N52W TO 26N35W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL. 
.48 HOUR DISSIPATING COLD FRONT FROM 21N35W TO 20N45W. N OF 27N 
E OF 37W NW TO N WINDS 20 TO 25 KT. SEAS 10 TO 15 FT IN NW 
SWELL. ELSEWHERE E OF A LINE FROM 31N49W TO 23N35W WINDS 20 KT 
OR LESS. SEAS 8 TO 12 FT IN NW SWELL. 

.ATLC LOW PRES NEAR 21N42W 1012 MB WITH TROUGH TO 18N47W TO 
17N55W. WITHIN 210 NM NW SEMICIRCLE OF LOW NE WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. ELSEWHERE FROM 10N TO 26N BETWEEN 38W AND 
45W...AND FROM 18N TO 22N BETWEEN 45W AND 52W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT PRIMARILY IN NE SWELL. 
.24 HOUR FORECAST LOW PRES NEAR 19N45W 1013 MB. FROM 15N TO 19N 
BETWEEN 55W AND 59W WINDS 20 KT OR LESS. SEAS 8 FT PRIMARILY IN 
NE SWELL. 
.42 HOUR FORECAST LOW DISSIPATED. FROM 20N TO 23N BETWEEN 46W 
AND 52W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$

.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.