517 
FZNT02 KNHC 111559
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT AUG 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT AUG 11.
24 HOUR FORECAST VALID 1200 UTC SUN AUG 12.
48 HOUR FORECAST VALID 1200 UTC MON AUG 13.

.WARNINGS.

...GALE WARNING...
.CARIBBEAN FROM 11N TO 14N BETWEEN 70W AND 78W NE TO E WINDS 20 
TO 25 KT...EXCEPT 25 TO 30 KT WITHIN 90 NM OF THE COAST OF 
COLOMBIA. SEAS TO 9 FT...HIGHEST NEAR 12N74W.
.12 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 76W NE TO E 
WINDS 20 TO 30 KT...WITH FREQUENT GUSTS TO GALE FORCE NEAR THE 
COAST OF COLOMBIA AND GULF OF VENEZUELA. SEAS 9 TO 12 FT OUTSIDE 
THE GULF OF VENEZUELA. ELSEWHERE FROM 11N TO 17.5N BETWEEN 68W 
AND 79W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST FROM 11N TO 17.5N BETWEEN 69W AND 79W NE TO E 
WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT WITHIN 90 NM OF THE COAST 
OF COLOMBIA. SEAS TO 12 FT...HIGHEST NEAR 12N76W.
.36 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 76W NE TO E 
WINDS 20 TO 30 KT...EXCEPT NE WINDS 30 TO 35 KT WITHIN 90 NM OF 
COAST OF COLOMBIA AND FREQUENT GUSTS TO GALE FORCE GULF OF 
VENEZUELA. SEAS 9 TO 13 FT...HIGHEST NEAR 12N75W. ELSEWHERE FROM 
11N TO 16N BETWEEN 69W AND 81W NE TO E WINDS 20 TO 25 KT. SEAS 
TO 10 FT.
.48 HOUR FORECAST FROM 11N TO 17.5N BETWEEN 70W AND 78W NE TO E 
WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT WITHIN 90 NM OF THE COAST 
OF COLOMBIA. SEAS TO 13 FT...HIGHEST NEAR 12N76W. FROM 11.5N TO 
16N BETWEEN 

.SYNOPSIS AND FORECAST.

.ATLC 09 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W E WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST S OF 21N BETWEEN 71W AND 74W...INCLUDING 
APPROACH TO WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST S OF 21N BETWEEN 72W AND 74W...INCLUDING 
APPROACH TO WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS TO 8 FT.

.GULF OF MEXICO 12 HOUR FORECAST FROM 19.5N TO 22N BETWEEN 89W 
AND 93W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 20N TO 22N BETWEEN 89W AND 94W N TO NE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.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 MCELROY. NATIONAL HURRICANE CENTER.