000
FZNT02 KNHC 210904
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC WED FEB 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC WED FEB 21.
24 HOUR FORECAST VALID 0600 UTC THU FEB 22.
48 HOUR FORECAST VALID 0600 UTC FRI FEB 23.

.WARNINGS.

...CARIBBEAN GALE WARNING...  
.FROM 10N TO 13.5N BETWEEN 74W AND 77.5W NE TO E WINDS 30 TO 40 
KT. SEAS 10 TO 16 FT. ELSEWHERE FROM 09.5N TO 18N BETWEEN 68W 
AND 83W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. N OF 12N E 
OF 68W...INCLUDING THE ATLC PASSAGES...NE TO E WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT. REMAINDER OF AREA S OF 17N BETWEEN 76W AND 
83W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL. N OF 
18N E OF 80W...INCLUDING WINDWARD PASSAGE...NE TO E WINDS 20 TO 
25 KT. SEAS TO 10 FT. 
.12 HOUR FORECAST FROM 11N TO 13N BETWEEN 73.5W AND 77.5W NE TO 
E WINDS 25 TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE FROM 10N TO 18N 
BETWEEN 69W AND 83W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 14 FT. 
N OF 14N E OF 69W...INCLUDING THE ATLC PASSAGES...NE TO E WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT. REMAINDER WATERS S OF 17N E OF 83W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL. N OF 18N 
E OF 80W...INCLUDING WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 
KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 10.5N TO 13.5N BETWEEN 74W AND 77W NE TO 
E WINDS 30 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE FROM 10N TO 18N 
BETWEEN 70W AND 81W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 
N OF 14N E OF 70W...INCLUDING THE ATLC PASSAGES...NE TO E WINDS 
20 TO 25 KT. SEAS 8 TO 12 FT. REMAINDER WATERS S OF 17N E OF 83W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE TO E SWELL. N OF 18N 
E OF 82W...INCLUDING WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 
KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 10.5N TO 13N BETWEEN 74W AND 77W NE WINDS 
25 TO 35 KT. SEAS 10 TO 14 FT. ELSEWHERE FROM 10N TO 18N BETWEEN 
70W AND 80W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT. N OF 14N 
E OF 70W...INCLUDING THE ATLC PASSAGES...NE TO E WINDS 20 TO 25 
KT. SEAS 8 TO 12 FT. N OF 18.5N E OF 81W...INCLUDING WINDWARD 
PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT. REMAINING 
WATERS WATERS S OF 16N E OF 83W WINDS 20 KT OR LESS. SEAS 8 TO 
10 FT IN NE TO E SWELL.

.SYNOPSIS AND FORECAST.

.ATLC WEAKENING COLD FRONT FROM 25N35W TO 19N60W. N OF FRONT E 
OF 46W N TO NE WINDS 20 TO 25 KT. SEAS 10 TO 22 FT IN N SWELL... 
HIGHEST NE PART. ELSEWHERE N OF FRONT TO 28N E OF 60W NW TO E 
WINDS 20 TO 25 KT. SEAS 10 TO 18 FT IN N SWELL. FROM 20N TO 26N 
BETWEEN 60W AND 75W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 13 FT. 
S OF 25N BETWEEN 75W AND 80W E WINDS 20 TO 25 KT. SEAS TO 8 FT. 
WITHIN 120 NM SE OF FRONT E OF 42W...AND S OF 20N BETWEEN 42W 
AND 70W WINDS 20 KT OR LESS. SEAS TO 10 FT IN NE SWELL. 
.24 HOUR FORECAST COLD FRONT DISSIPATED. N OF 28N E OF 40W N 
WINDS 20 TO 25 KT. SEAS 16 TO 19 FT IN N SWELL. FROM 16N TO 26N 
BETWEEN 44W AND 74W AND S OF 24N BETWEEN 74W AND 80W NE TO E 
WINDS 20 TO 25 KT. SEAS 9 TO 16 FT. ELSEWHERE ATLC WATERS 
OUTSIDE BAHAMAS S OF LINE FROM 31N62W TO 28.5N78W WINDS 20 KT OR 
LESS. SEAS 8 TO 14 FT IN MIXED NE AND N SWELL...HIGHEST NE.
.48 HOUR FORECAST FROM 14N TO 22N BETWEEN 50W AND 62W AND S OF 
25N BETWEEN 62W AND 78W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 14 
FT IN N TO NE SWELL. ELSEWHERE ATLC WATERS OUTSIDE BAHAMAS S OF 
LINE FROM 31N51W TO 28.5N78W...WINDS 20 KT OR LESS. SEAS 8 TO 16 
FT IN MIXED N AND NE SWELL...HIGHEST NEAR 27N35W. 

.GULF OF MEXICO FROM 23N TO 26N E OF 85W...INCLUDING STRAITS OF 
FLORIDA...E TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 19N TO 
26N BETWEEN 89W AND 94W SE WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST FROM 23N TO 25N E OF 86W...INCLUDING STRAITS 
OF FLORIDA...E WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 19N TO 
24.5N BETWEEN 89W AND 93W E TO SE WINDS 20 TO 25 KT. SEAS TO 8 
FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN S OF 19N W OF 84W...INCLUDING GULF OF HONDURAS...E TO 
SE WINDS 20 TO 30 KT. SEAS TO 9 FT. FROM 19N TO 21N W OF 84W 
WINDS 20 KT OR LESS. SEAS TO 8 FT IN E SWELL.
.24 HOUR FORECAST S OF 17N W OF 85W...INCLUDING GULF OF 
HONDURAS...E WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 17.5N TO 21N 
W OF 81W WINDS 20 KT OR LESS. SEAS TO 9 FT IN E SWELL.
.36 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 STRIPLING. NATIONAL HURRICANE CENTER.