000
FZNT02 KNHC 181530
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC SUN FEB 18 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN FEB 18.
24 HOUR FORECAST VALID 1200 UTC MON FEB 19.
48 HOUR FORECAST VALID 1200 UTC TUE FEB 20.

.WARNINGS.

...CARIBBEAN GALE WARNING...  
.FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 77W NE WINDS 30 TO 
35 KT. SEAS 10 TO 13 FT. ELSEWHERE FROM 10N TO 17.5N BETWEEN 69W 
AND 80W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. REMAINDER 
CARIBBEAN S OF 16N BETWEEN 76W AND 83W WINDS 20 KT OR LESS. SEAS 
8 TO 10 FT IN NE TO E SWELL. WINDWARD PASSAGE NE WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT. 
.06 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 77W NE WINDS 
25 TO 30 KT. SEAS 10 TO 13 FT. ELSEWHERE FROM 10N TO 17.5N 
BETWEEN 70W AND 80W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. 
REMAINDER CARIBBEAN S OF 16N BETWEEN 76W AND 83W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN E SWELL. WINDWARD PASSAGE NE WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 76W NE WINDS 
30 TO 35 KT. SEAS BUILDING TO 12 TO 15 FT. ELSEWHERE FROM 09.5N 
TO 17.5N BETWEEN 70W AND 80W NE TO E WINDS 20 TO 30 KT. SEAS 8 
TO 11 FT. E OF 70W...INCLUDING THE ATLC PASSAGES...E WINDS 20 TO 
25 KT. SEAS 8 TO 9 FT. REMAINDER CARIBBEAN S OF 16N BETWEEN 76W 
AND 83W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL. 
WINDWARD PASSAGE NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 77W NE WINDS 
30 TO 35 KT. SEAS 12 TO 15 FT. ELSEWHERE FROM 10N TO 18N BETWEEN 
70W AND 81W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. E OF 
70W...INCLUDING THE ATLC PASSAGES...NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT. REMAINDER CARIBBEAN S OF 16.5N BETWEEN 76W AND 
83W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL. 
WINDWARD PASSAGE NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 77W NE WINDS 
30 TO 40 KT. SEAS BUILDING TO 12 TO 16 FT. ELSEWHERE FROM 10N TO 
18N BETWEEN 70W AND 81.5W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT. E OF 70W...INCLUDING THE ATLC PASSAGES...NE TO E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT...AND TO 8 FT IN THE ATLC PASSAGES. 
REMAINDER CARIBBEAN S OF 17N BETWEEN 76W AND 83W WINDS 20 KT OR 
LESS. SEAS 8 TO 11 FT IN NE TO E SWELL. WINDWARD PASSAGE NE 
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 77W NE WINDS 
30 TO 35 KT. SEAS 13 TO 16 FT. ELSEWHERE FROM 10N TO 18N BETWEEN 
70W AND 83W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. E OF 
70W...INCLUDING THE ATLC PASSAGES...NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 11 FT...AND 8 TO 9 FT IN THE ATLC PASSAGES. REMAINDER 
CARIBBEAN S OF 17N BETWEEN 76W AND 83W WINDS 20 KT OR LESS. SEAS 
8 TO 10 FT IN NE TO E SWELL. WINDWARD PASSAGE NE WINDS 20 TO 25 
KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC S OF 21N E OF 40W WINDS 20 KT OR LESS. SEAS TO 9 FT 
PRIMARILY IN N SWELL. S OF 20N BETWEEN 50W AND 60W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.12 HOUR FORECAST S OF 13N BETWEEN 40W AND 50W...AND S OF 21N 
BETWEEN 50W AND 65W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST S OF 16N BETWEEN 40W AND 50W...AND S OF 22N 
BETWEEN 50W AND 70W NE WINDS 20 TO 25 KT. SEAS TO 9 FT. 
.48 HOUR FORECAST LITTLE CHANGE.

.ATLC 12 HOUR FORECAST S OF 22N BETWEEN 70W AND 74W...INCLUDING 
ATLC APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. 
SEAS BUILDING TO 8 FT OUTSIDE THE BAHAMAS. 
.24 HOUR FORECAST S OF 24N BETWEEN 70W AND 80W...INCLUDING ATLC 
APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS 
TO 8 FT OUTSIDE THE BAHAMAS.
.48 HOUR FORECAST S OF 25N BETWEEN 70W AND 80W...INCLUDING ATLC 
APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS 
BUILDING TO 8 TO 10 FT OUTSIDE THE BAHAMAS.

.24 HOUR ATLC FORECAST COLD FRONT FROM 31N50W TO 30N60W TO 
30N70W. OVER FORECAST WATERS N OF FRONT E OF 62W N WINDS 20 TO 
25 KT. SEAS TO 9 FT.
.36 HOUR FORECAST COLD FRONT FROM 31N40W TO 26N50W TO 29N70W. N 
OF FRONT E OF 61W N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN 
NW SWELL... EXCEPT 12 TO 17 FT N OF 30N BETWEEN 46W AND 56W.
.48 HOUR FORECAST COLD FRONT FROM 31N35W TO 24N50W TO 25N65W. N 
OF FRONT N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN NW 
SWELL...EXCEPT 12 TO 21 FT N OF A LINE FROM 31N36W TO 25N50W TO 
31N56W.

.36 HOUR GULF OF MEXICO FORECAST S OF 25N E OF 84W...INCLUDING 
STRAITS OF FLORIDA...E TO SE WINDS 20 TO 25 KT. SEAS 8 FT... 
BUILDING TO 10 FT IN THE STRAITS OF FLORIDA. 
.48 HOUR FORECAST FROM 23N TO 26N E OF 84W...INCLUDING STRAITS 
OF FLORIDA...E TO SE WINDS 20 TO 25 KT. SEAS 8 FT....EXCEPT 8 TO 
10 FT IN THE STRAITS OF FLORIDA. FROM 25N TO 29N BETWEEN 84W AND 
89W...AND FROM 19N TO 27N BETWEEN 90W AND 94W SE WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.