000
FZNT02 KNHC 240849
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC WED AUG 24 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 0600 UTC WED AUG 24.
24 HOUR FORECAST VALID 0600 UTC THU AUG 25.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 26.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM GASTON NEAR 14.9N 38.6W 999 MB AT 0900 UTC AUG
24 MOVING W NW OR 290 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 60
KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N
SEMICIRCLE...40 NM SE AND 30 NM SW QUADRANTS. SEAS 12 FT OR
GREATER WITHIN 90 NM NW AND SE QUADRANTS...120 NM NE AND 60 NM
SW QUADRANTS WITH SEAS TO 21 FT. ELSEWHERE WITHIN 120 NM OF
CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER WATERS
WITHIN 210 NM NE AND 150 NM SW SEMICIRCLES OF CENTER WINDS 20 KT
OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED SWELL. 
.24 HOUR FORECAST HURRICANE GASTON NEAR 18.2N 42.9W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM NW AND SE QUADRANTS...110 NM NE AND 60 NM SW
QUADRANTS. WINDS 20 TO 33 KT AND SEAS 12 FT OR GREATER ELSEWHERE
WITHIN 150 NM OF CENTER WITH SEAS TO 35 FT. REMAINDER OF WATERS
WITHIN 300 NM OF CENTER WINDS 20 KT OR LESS. SEAS TO 11 FT
PRIMARILY IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE GASTON NEAR 22.9N 47.2W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 140 NM NE...120 NM SE...70 NM SW AND 110 NM NW QUADRANTS.
WINDS 20 TO 33 KT AND SEAS 12 FT OR GREATER ELSEWHERE WITHIN 270
NM OF CENTER WITH SEAS TO 45 FT. REMAINDER OF WATERS WITHIN 480
NM OF CENTER WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN
MIXED SWELL. 
.72 HOUR FORECAST HURRICANE GASTON NEAR 26.9N 52.3W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE GASTON NEAR 29.5N 55.5W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT.
.120 HOUR FORECAST HURRICANE GASTON NEAR 31.5N 55.5W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 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 TROPICAL WAVE FROM 12N61W TO 21N63W WITH LOW PRES NEAR
17N61W 1009 MB. WITHIN 120 NM OF 20N60W E TO SE WINDS 20 TO 25
KT. SEAS TO 10 FT. SCATTERED TSTMS WITHIN 120 NM OF LOW.
TROPICAL CYCLONE FORMATION POSSIBLE.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
20N69W 1008 MB. WITHIN 240 NM NE SEMICIRCLE OF CENTER E TO SE
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
22.5N73W 1008 MB. WITHIN 240 NM NE AND 30 NM SW SEMICIRCLES OF
LOW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

.ATLC REMNANT LOW OF FIONA NEAR 27N67W 1017 MB. WITHIN 60 NM NW
QUADRANT WINDS 20 KT OR LESS. SEAS TO 8 FT.
.12 HOUR FORECAST REMNANT LOW OF FIONA NEAR 28N68W 1017 MB.
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 10.5N TO 13N BETWEEN 74W AND 77W NE WINDS 20
TO 25 KT. SEAS TO 9 FT.
.12 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 NELSON. NATIONAL HURRICANE CENTER.