High Seas Forecast
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000
FZNT01 KWBC 311538
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC WED AUG 31 2016

CCODE/2:31:04:11:00/AOW+AOE/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

PAN PAN

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

SYNOPSIS VALID 1200 UTC AUG 31
24 HOUR FORECAST VALID 1200 UTC SEP 01
48 HOUR FORECAST VALID 1200 UTC SEP 02

.WARNINGS.

.FOR INFORMATION REGARDING TROPICAL DEPRESSION NINE PLEASE SEE
MIAMI SECTION PART II BELOW.

...HURRICANE WARNING...
.HURRICANE GASTON NEAR 34.0N 48.6W 961 MB AT 1500 UTC AUG 31
MOVING NE OR 060 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 100 KT
GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE
QUADRANT...150 NM SE QUADRANT...120 NM SW QUADRANT...AND 90 NM
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM E SEMICIRCLE
AND 180 NM W SEMICIRCLE WITH SEAS TO 45 FT. ELSEWHERE FROM 31N
TO 38N BETWEEN 41W AND 54W WINDS 20 TO 33 KT. SEAS TO 11 FT.
.24 HOUR FORECAST HURRICANE GASTON NEAR 36.9N 41.7W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. LITTLE CHANGE IN RADIUS OF
TROPICAL STORM FORCE WINDS. SEAS 12 FT OR GREATER WITHIN 240 NM
OF CENTER EXCEPT 300 NM NW QUADRANT WITH SEAS TO 43 FT.
ELSEWHERE FROM 31N TO 42N BETWEEN 35W AND 46W WINDS 20 TO 33 KT.
SEAS TO 11 FT.
.48 HOUR FORECAST TROPICAL STORM GASTON NEAR 38.8N 32.2W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE
WINDS WITHIN 100 NM NE QUADRANT...140 NM SE QUADRANT...120 NM SW
QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
300 NM OF CENTER EXCEPT 420 NM NW QUADRANT WITH SEAS TO 35 FT.
.72 HOUR FORECAST TROPICAL STORM GASTON NEAR 40.0N 24.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL GASTON NEAR 43.0N 18.0W. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST...DISSIPATED.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION EIGHT NEAR 35.5N 73.1W 1010 MB AT 1500 UTC
AUG 31 MOVING NE OR 055 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT. SEAS TO 9 FT.
.24 HOUR FORECAST TROPICAL STORM EIGHT NEAR 38.8N 66.5W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM NE QUADRANT...60 NM SE QUADRANT...40 NM SW
QUADRANT...AND 0 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60
NM E AND S SEMICIRCLES WITH SEAS TO 14 FT. ELSEWHERE WITHIN 300
NM S AND SE QUADRANTS WINDS 20 TO 33 KT. SEAS TO 11 FT.
.48 HOUR FORECAST POST-TROPICAL EIGHT NEAR 43.0N 53.5W 1006 MB.
WITHIN 180 NM S AND SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14
FT. ELSEWHERE WITHIN 240 NM E AND 420 NM S QUADRANTS WINDS 20 TO
30 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW 53N41W 984 MB MOVING NE 15 KT. WITHIN 240 NM N AND NE AND
SW AND 420 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS 8 TO 16
FT...EXCEPT SW QUADRANT 12 TO 21 FT.
.24 HOUR FORECAST LOW E OF AREA 56N33W 988 MB. FROM 47N TO 54N
BETWEEN 35W AND 43W WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
ELSEWHERE FROM 46N TO 59N BETWEEN 35W AND 45W WINDS 20 TO 30 KT.
SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF FORECAST AREA.

...GALE WARNING...
.24 HOUR FORECAST LOW 47N58W 1011 MB. FROM 42N TO 47N BETWEEN
44W AND 57W AREA OF W TO SW WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 51N35W 1001 MB. WITHIN 300 NM SW QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 17 FT.

.SYNOPSIS AND FORECAST.

.FROM 57N TO 60N BETWEEN 42W AND 50W AREA OF E TO NE WINDS TO 25
KT. SEAS TO 9 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.24 HOUR FORECAST NEW LOW 34N78W 1009 MB. FROM 31N TO 34N W OF
71W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 39N63W 1006 MB. N OF 31N WITHIN 420 NM S
OF A LINE FROM THE LOW TO 35N71W WINDS 20 TO 30 KT. SEAS 8 TO 13
FT.
.48 HOUR FORECAST NEW LOW 62N43W 998 MB. WITHIN 240 NM S
QUADRANT WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST N OF 58N BETWEEN 50W AND 63W AREA OF N TO NW
WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 58N
BETWEEN 35W AND 44W.
.24 HOUR FORECAST CONDITIONS IMPROVED.

.HIGH 41N57W 1020 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH 40N51W 1022 MB.
.48 HOUR FORECAST HIGH 37N43W 1021 MB.

.FORECASTER KOSIER. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1200 UTC WED AUG 31.
24 HOUR FORECAST VALID 1200 UTC THU SEP 01.
48 HOUR FORECAST VALID 1200 UTC FRI SEP 02.

.WARNINGS.

...ATLC HURRICANE WARNING...
.HURRICANE GASTON N OF FORECAST AREA NEAR 34.0N 48.5W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT. AREA OF TROPICAL STORM
FORCE WINDS N OF 31N. ELSEWHERE OVER FORECAST WATERS WITHIN 270
NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 12 TO 18 FT. REMAINDER
OF AREA N OF 28N BETWEEN 44W AND 56W WINDS 20 KT OR LESS. SEAS 8
TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE GASTON NEAR 36.9N 41.7W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT. AREA OF TROPICAL STORM FORCE
WINDS AND 12 FT SEAS N OF 31N. OVER FORECAST WATERS N OF 30N
BETWEEN 37W AND 50W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM GASTON NEAR 38.8N 32.2W.
MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. OVER FORECAST WATERS
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.72 HOUR FORECAST TROPICAL STORM GASTON NEAR 40.0N 24.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL GASTON NEAR 43.0N 18.0W. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST...DISSIPATED.

...GULF OF MEXICO TROPICAL STORM WARNING...
.TROPICAL DEPRESSION NINE NEAR 24.6N 88.0W 1001 MB AT 1500 UTC
AUG 31 NEARLY STATIONARY. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40
KT.  WITHIN 60 NM OF CENTER EXCEPT 300 NM E AND 180 NM NW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST TROPICAL STORM NINE NEAR 27.3N 86.5W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM E SEMICIRCLE AND 30 NM W SEMICIRCLE. SEAS 12 FT OR
GREATER WITHIN 120 NM E SEMICIRCLE WITH SEAS TO 15 FT. ELSEWHERE
WITHIN 90 NM OF CENTER...EXCEPT 300 NM NE AND 240 NM SE
QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST TROPICAL STORM NINE INLAND NEAR 30.9N 82.4W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 80 NM E SEMICIRCLE...50 NM SW QUADRANT AND 60 NM NW
QUADRANT. OVER FORECAST WATERS WITHIN 300 NM SE SEMICIRCLE WINDS
20 TO 33 KT. SEAS 8 TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM NINE OVER WATER NEAR 35.0N
75.0W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NINE NEAR 38.0N
70.0W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NINE NEAR 40.0N
69.0W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 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 N OF 27N W OF 78W SE TO S WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST N OF 30N W OF 76W SW TO W WINDS 20 TO 25 KT.
SEAS 8 FT.
.48 HOUR FORECAST AREA DESCRIBED IN ASSOCIATION WITH
FORECAST T.S. NINE.

.ATLC 24 HOUR FORECAST TROPICAL WAVE S OF 20N ALONG 37W. FROM
18N TO 24N E OF 38W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E
SWELL.
.48 HOUR FORECAST TROPICAL WAVE S OF 20N ALONG 47W. FROM 16N TO
22N BETWEEN 44W AND 50W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
FROM 16N TO 23N BETWEEN 37W AND 44W WINDS 20 KT OR LESS. SEAS TO
10 FT IN E SWELL.

.CARIBBEAN FROM 11N TO 17N BETWEEN 70W AND 78W E WINDS 20 TO 25
KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST FROM 12N TO 17N BETWEEN 70W AND 80W E WINDS 20
TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST FROM 12N TO 15N BETWEEN 74W AND 77W WINDS
20KTOR LESS. SEAS 8 FT.

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

$$
.FORECASTER MCELROY/COBB. NATIONAL HURRICANE CENTER.



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