000
FZNT02 KNHC 131013
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN AUG 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN AUG 13.
24 HOUR FORECAST VALID 0600 UTC MON AUG 14.
48 HOUR FORECAST VALID 0600 UTC TUE AUG 15.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION EIGHT NEAR 26.5N 70.9W 1011 MB AT 0900 UTC 
AUG 13 MOVING NNW OR 335 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT. WITHIN 150 NM E SEMICIRCLE AND 60 NM NW 
QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.12 HOUR FORECAST TROPICAL STORM EIGHT NEAR 28.1N 71.7W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM E SEMICIRCLE...0 NM SW QUADRANT AND 30 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM E SEMICIRCLE AND 30 
NM NW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN 150 NM E AND 
60 NM W SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROPICAL STORM EIGHT NEAR 29.9N 72.2W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM E SEMICIRCLE...20 NM SW QUADRANT AND 40 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM E SEMICIRCLE AND 30 
NM W SEMICIRCLE WITH SEAS TO 16 FT. ELSEWHERE WITHIN 150 NM E 
AND 60 NM W SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST TROPICAL STORM EIGHT N OF AREA NEAR 33.4N 
71.0W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM 
FORCE WINDS WITHIN 80 NM E SEMICIRCLE...40 NM SW QUADRANT AND 60 
NM NW QUADRANT. SEAS 12 FT OR GREATER N OF 31N WITHIN 90 NM E 
SEMICIRCLE AND 60 NM W SEMICIRCLE WITH SEAS TO 20 FT. ELSEWHERE 
WITHIN 240 NM NE AND 180 NM SW SEMICIRCLES WINDS 20 TO 33 KT. 
SEAS 8 TO 11 FT.
.72 HOUR FORECAST TROPICAL STORM EIGHT NEAR 37.7N 64.1W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL EIGHT NEAR 42.4N 
50.8W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL EIGHT NEAR 46.3N 
36.5W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE 
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.ATLC 18 HOUR FORECAST FROM 20N TO 21N BETWEEN 39W AND 41W WINDS 
20 KT OR LESS. SEAS 8 FT IN NE SWELL. 
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST FROM 17N TO 21N BETWEEN 44W AND 51W WINDS 20 
KT OR LESS. SEAS 8 FT IN NE SWELL. 

.CARIBBEAN S OF 12.5N BETWEEN 70W AND 73W...INCLUDING THE GULF 
OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 71W AND 77W NE WINDS 
20 TO 25 KT...EXCEPT 25 TO 30 KT WITHIN 90 NM OF COAST OF 
COLOMBIA. SEAS 8 TO 10 FT...HIGHEST NEAR 12N75W.
.48 HOUR FORECAST FROM 11N TO 14N BETWEEN 71W AND 78W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT...HIGHEST NEAR 12N75W.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.