

843 

FZNT01 KWBC 302213

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

2230 UTC TUE AUG 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1800 UTC AUG 30 

24 HOUR FORECAST VALID 1800 UTC AUG 31 

48 HOUR FORECAST VALID 1800 UTC SEP 01 



.WARNINGS. 



.FOR INFORMATION REGARDING TROPICAL DEPRESSION NINE PLEASE SEE 

MIAMI SECTION BELOW. 



...HURRICANE WARNING...

.HURRICANE GASTON NEAR 32.6N 51.9W 964 MB AT 2100 UTC AUG 30

MOVING ENE OR 065 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 95 KT

GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE

QUADRANT...130 NM SE QUADRANT...100 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 36 FT. FROM 31N TO 37N 

BETWEEN 48W AND 55W WINDS 20 TO 33 KT. SEAS TO 15 FT.

.24 HOUR FORECAST HURRICANE GASTON NEAR 34.9N 47.6W. MAXIMUM

SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS

WITHIN 130 NM NE QUADRANT...150 NM SE QUADRANT...100 NM SW

QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITH 

SEAS TO 43 FT. FROM 31N TO 41N BETWEEN 42W AND 53W WINDS 20 TO 

33 KT. SEAS TO 17 FT. 

.48 HOUR FORECAST HURRICANE GASTON NEAR 37.9N 39.3W. MAXIMUM

SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS

WITHIN 140 NM NE QUADRANT...160 NM SE QUADRANT...110 NM SW

QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER

WITH SEAS TO 44 FT. FROM 32N TO 44N BETWEEN 35W AND 45W WINDS 20 

TO 33 KT. SEAS TO 17 FT.

.72 HOUR FORECAST TROPICAL STORM GASTON NEAR 38.8N 31.5W.

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.

EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.

.96 HOUR FORECAST TROPICAL STORM GASTON NEAR 40.0N 26.5W.

MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

.120 HOUR FORECAST...DISSIPATED.



...TROPICAL STORM WARNING...

.TROPICAL DEPRESSION EIGHT NEAR 34.4N 75.1W 1011 MB AT 2100 UTC

AUG 30 MOVING NNE OR 020 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 30

KT GUSTS 40 KT. FROM 32N TO 37N BETWEEN 72W AND 78W WINDS TO 30 

KT. SEAS TO 11 FT. 

.24 HOUR FORECAST TROPICAL STORM EIGHT NEAR 36.3N 72.9W. MAXIMUM

SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS

WITHIN 40 NM E SEMICIRCLE AND 20 NM W SEMICIRCLE. SEAS 12 FT OR

GREATER WITH SEAS TO 14 FT. FROM 33N TO 39N BETWEEN 67W AND 77W 

WINDS 20 TO 33 KT. SEAS TO 12 FT.

.48 HOUR FORECAST TROPICAL STORM EIGHT NEAR 41.0N 63.0W. MAXIMUM

SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS

WITHIN 60 NM NE AND SW QUADRANTS...20 NM NW QUADRANT AND 80 NM

SE QUADRANT. SEAS 12 FT OR GREATER WITH SEAS TO 16 FT. FROM 37N 

TO 43N BETWEEN 59W AND 66W WINDS TO 30 KT. SEAS TO 12 FT.

.72 HOUR FORECAST POST-TROPICAL EXTRATROPICAL EIGHT NEAR 45.0N

49.0W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.

.96 HOUR FORECAST...DISSIPATED. 



...STORM WARNING... 

.LOW 49N49W 986 MB MOVING NE 20 KT. WITHIN 240 NM W AND SW 

QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 21 FT. ELSEWHERE WITHIN 

420 NM S AND SW...360 NM E AND 300 NM NW QUADRANTS WINDS 25 TO 

40 KT. SEAS 9 TO 17 FT. 

.24 HOUR FORECAST LOW 54N40W 986 MB. WITHIN 420 NM S AND SW 

QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ELSEWHERE FROM 

46N TO 58N E OF 49W WINDS 20 TO 30 KT. SEAS 8 TO 17 FT. 

.48 HOUR FORECAST LOW E OF AREA NEAR 57N32W 989 MB. FROM 48N TO 

56N E OF 40W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ALSO FROM 47N 

TO 58N E OF 42W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. 



.SYNOPSIS AND FORECAST. 



.LOW 66N54W 998 MB MOVING N 15 KT. WITHIN 240 NM W SEMICIRCLE 

WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 

.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED. 



.48 HOUR FORECAST NEW LOW 47N51W 1010 MB. WITHIN 300 NM S AND SE 

QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.  



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 53N TO 56N 

BETWEEN 37W AND 45W. 

.24 HOUR FORECAST DENSE FOG FROM 53N TO 57N E OF 43W. 

.48 HOUR FORECAST CONDITIONS IMPROVED. 



.HIGH 41N71W 1021 MB MOVING E 20 KT. 

.24 HOUR FORECAST HIGH 41N55W 1019 MB. 

.48 HOUR FORECAST HIGH 39N50W 1021 MB. 



.FORECASTER ROWLAND. 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 1800 UTC TUE AUG 30.

24 HOUR FORECAST VALID 1800 UTC WED AUG 31.

48 HOUR FORECAST VALID 1800 UTC THU SEP 01.



.WARNINGS.



...ATLC HURRICANE WARNING...

.HURRICANE GASTON NEAR 32.6N 51.9W 964 MB AT 2100 UTC AUG 30

MOVING ENE OR 065 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 95 KT

GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE

QUADRANT...130 NM SE QUADRANT...100 NM SW QUADRANT...AND 90 NM

NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM E SEMICIRCLE

AND 180 NM W SEMICIRCLE WITH MAXIMUM SEAS N OF AREA. ELSEWHERE

OVER FORECAST WATERS WITHIN 240 NM S SEMICIRCLE WINDS 20 TO 33

KT. SEAS 9 TO 12 FT. REMAINDER OF AREA N OF 28N BETWEEN 47W AND

56W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.24 HOUR FORECAST HURRICANE GASTON NEAR 34.9N 47.6W. MAXIMUM

SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS

WITHIN 130 NM NE QUADRANT...150 NM SE QUADRANT...100 NM SW

QUADRANT...AND 90 NM NW QUADRANT. TROPICAL STORM FORCE WINDS N

OF 31N. OVER FORECAST WATERS WITHIN 300 NM SE SEMICIRCLE WINDS

20 TO 33 KT. SEAS 9 TO 14 FT. REMAINDER OF AREA N OF 29N BETWEEN

43W AND 54W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE GASTON NEAR 37.9N 39.3W. MAXIMUM

SUSTAINED WINDS 80 KT GUSTS 100 KT. AREA OF TROPICAL STORM FORCE

WINDS AND 12 FT SEAS N OF 31N. OVER FORECAST WATERS N OF 30N

BETWEEN 38W AND 49W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED

SWELL.

.72 HOUR FORECAST TROPICAL STORM GASTON NEAR 38.8N 31.5W.

MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.

EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.

.96 HOUR FORECAST TROPICAL STORM GASTON NEAR 40.0N 26.5W.

MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

.120 HOUR FORECAST...DISSIPATED.



...GULF OF MEXICO TROPICAL STORM WARNING...

.TROPICAL DEPRESSION NINE NEAR 24.5N 87.3W 1005 MB AT 2100 UTC

AUG 30 MOVING NW OR 320 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 30

KT GUSTS 40 KT. WITHIN 60 NM OF CENTER EXCEPT 300 NM E

AND 120 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST TROPICAL STORM NINE NEAR 26.0N 87.0W. MAXIMUM

SUSTAINED WINDS 40 KT GUSTS 50 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 WITH

SEAS TO 13 FT. ELSEWHERE WITHIN 90 NM OF CENTER...EXCEPT 240 NM

SE SEMICIRCLE WINDS 20 TO 33 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST TROPICAL STORM NINE NEAR 29.0N 84.8W. MAXIMUM

SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS

WITHIN 80 NM E SEMICIRCLE...50 NM SW QUADRANT AND 60 NM NW

QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM E SEMICIRCLE WITH

SEAS TO 19 FT.  ELSEWHERE WITHIN 90 NM OF CENTER...EXCEPT 210 NM

SE SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 

.72 HOUR FORECAST TROPICAL STORM NINE NEAR 32.9N 79.2W. MAXIMUM

SUSTAINED WINDS 60 KT GUSTS 75 KT.

EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.

.96 HOUR FORECAST TROPICAL STORM NINE NEAR 36.5N 71.0W. MAXIMUM

SUSTAINED WINDS 60 KT GUSTS 75 KT.

.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NINE NEAR 39.0N

68.0W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 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 06 HOUR FORECAST N OF 26.5N W OF 78.5W SE TO S WINDS 20 TO

25 KT. SEAS TO 8 FT.

.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.30 HOUR FORECAST N OF 28.5N BETWEEN 76.5W AND 80W S TO SW WINDS

20 TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.



.ATLC 36 HOUR FORECAST FROM 20N TO 24N E OF 37W WINDS 20 KT OR

LESS. SEAS 8 FT IN NE TO E SWELL.

.48 HOUR FORECAST FROM 16N TO 21.5N E OF 40W NE TO E WINDS 20 TO

25 KT. SEAS 8 TO 9 FT.



.CARIBBEAN FROM 11N TO 15N BETWEEN 68W AND 75W...AND FROM 12.5N

TO 15N BETWEEN 75W AND 77W...E TO SE WINDS 20 TO 25 KT. SEAS TO

10 FT. FROM 17N TO 19N BETWEEN 73W AND 79W SE WINDS 20 TO 25 KT.

SEAS TO 8 FT.

.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 68W AND 72W...AND FROM

12N TO 15.5N BETWEEN 72W AND 79W...E TO SE WINDS 20 TO 25 KT.

SEAS 8 TO 10 FT. FROM 17N TO 19N BETWEEN 73W AND 79W SE WINDS 20

TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST FROM 11N TO 18N BETWEEN 70W AND 81W E WINDS 20

TO 25 KT. SEAS 8 TO 11 FT.



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



$$

.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

