

814 

FZNT01 KWBC 292200

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

2230 UTC MON AUG 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 29 

24 HOUR FORECAST VALID 1800 UTC AUG 30 

48 HOUR FORECAST VALID 1800 UTC AUG 31 



.WARNINGS. 



.FOR INFORMATION REGARDING HURRICANE GASTON SEE MIAMI SECTION 

BELOW AND SEE SYNOPSIS AND FORECAST. 



.FOR INFORMATION REGARDING TROPICAL DEPRESSION NINE PLEASE SEE 

MIAMI SECTION BELOW. 



...TROPICAL STORM WARNING...

.TROPICAL DEPRESSION EIGHT NEAR 33.6N 74.0W 1011 MB AT 2100 UTC

AUG 29 MOVING NW OR 310 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 30

KT GUSTS 40 KT. FROM 31N TO 36N BETWEEN 71W AND 77W WINDS TO 30 

KT. SEAS TO 12 FT.  

.24 HOUR FORECAST TROPICAL STORM EIGHT NEAR 34.6N 75.0W. MAXIMUM

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

WITHIN 30 NM E SEMICIRCLE...0 NM SW QUADRANT AND 20 NM NW

QUADRANT. SEAS 12 FT OR GREATER WITH SEAS TO 16 FT. FROM 31N TO 

37N BETWEEN 71W AND 78W WINDS 20 TO 33 KT. SEAS TO 14 FT. 

.48 HOUR FORECAST TROPICAL STORM EIGHT NEAR 36.7N 72.4W. MAXIMUM

SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS

WITHIN 50 NM NE QUADRANT...60 NM SE QUADRANT...40 NM SW

QUADRANT...AND 20 NM NW QUADRANT. SEAS 12 FT OR GREATER

WITH SEAS TO 18 FT. FROM 32N TO 40N BETWEEN 69W AND 77W WINDS 20 

TO 33 KT. SEAS TO 14 FT.

.72 HOUR FORECAST TROPICAL STORM EIGHT NEAR 40.5N 64.5W. MAXIMUM

SUSTAINED WINDS 45 KT GUSTS 55 KT.

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

.96 HOUR FORECAST...DISSIPATED.



...STORM WARNING... 

.LOW 54N34W 986 MB MOVING NE 25 KT. WITHIN 240 NM SW QUADRANT 

WINDS 35 TO 50 KT. SEAS 12 TO 24 FT. ALSO FROM 47N TO 57N E OF 

43W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ELSEWHERE FROM 46N TO 

59N E OF 45W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT. 

.24 HOUR FORECAST LOW E OF AREA WITH CONDITIONS DIMINISHED. 



...STORM WARNING... 

.LOW 50N61W 1001 MB MOVING E 20 KT. WITHIN 300 NM S AND SE 

QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST LOW 50N49W 985 MB. WITHIN 240 NM W AND SW 

QUADRANTS WINDS 35 TO 50 KT. SEAS 10 TO 18 FT. ALSO WITHIN 

420 NM S SEMICIRCLE AND 360 NM NW QUADRANT WINDS 25 TO 40 KT. 

SEAS 8 TO 15 FT.

.48 HOUR FORECAST LOW 54N40W 985 MB. WITHIN 300 NM S QUADRANT 

WINDS 35 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 420 NM S 

SEMICIRCLE AND 300 NM N AND NE QUADRANTS WINDS 25 TO 40 KT. SEAS 

10 TO 17 FT.



.SYNOPSIS AND FORECAST. 



.24 HOUR FORECAST EXCEPT WHERE DESCRIBED WITH HURRICANE GASTON 

IN MIAMI SECTION BELOW FROM 31N TO 37N BETWEEN 48W AND 57W WINDS 

20 TO 33 KT. SEAS TO 15 FT. 

.48 HOUR FORECAST EXCEPT WHERE DESCRIBED WITH HURRICANE GASTON 

IN MIAMI SECTION BELOW FROM 31N TO 39N BETWEEN 42W AND 55W WINDS 

20 TO 33 KT. SEAS TO 12 FT. 



.48 HOUR FORECAST LOW INLAND 47N67W 1008 MB. FROM 43N TO 47N 

BETWEEN 55W AND 67W WINDS TO 25 KT. SEAS LESS THAN 8 FT. 



.FROM 64N TO 67N BETWEEN 54W AND 59W AREA OF N TO NW WINDS TO 25 

KT. SEAS LESS THAN 8 FT. 

.24 HOUR FORECAST NEW LOW 66N53W 999 MB. WITHIN 240 NM W AND NW 

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

.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED. 



.24 HOUR FORECAST DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM 

FROM 53N TO 56N BETWEEN 37W AND 47W. 

.48 HOUR FORECAST DENSE FOG FROM 53N TO 57N E OF 44W. 



.HIGH 43N48W 1025 MB MOVING E 30 KT. 

.24 HOUR FORECAST HIGH E OF AREA. 



.24 HOUR FORECAST HIGH 41N70W 1020 MB. 

.48 HOUR FORECAST HIGH 41N55W 1019 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 MON AUG 29.

24 HOUR FORECAST VALID 1800 UTC TUE AUG 30.

48 HOUR FORECAST VALID 1800 UTC WED AUG 31.



.WARNINGS.



...ATLC HURRICANE WARNING...



.HURRICANE GASTON NEAR 31.2N 55.2W 968 MB AT 2100 UTC AUG 29

MOVING NNE OR 030 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS 90 KT

GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM E

SEMICIRCLE AND 80 NM W SEMICIRCLE.  SEAS 12 FT OR GREATER WITHIN

180 NM OF CENTER EXCEPT 240 NM NW QUADRANT WITH SEAS TO 35 FT.

ELSEWHERE OVER FORECAST WATERS WITHIN 210 NM OF CENTER...EXCEPT

270 SE QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. ELSEWHERE N

OF 27N BETWEEN 50W AND 62W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT

IN MIXED SWELL.

.24 HOUR FORECAST HURRICANE GASTON NEAR 32.2N 52.8W. MAXIMUM

SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS

WITHIN 130 NM E SEMICIRCLE...80 NM SW QUADRANT AND 90 NM NW

QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM OF CENTER...EXCEPT

240 NM NW QUADRANT WITH SEAS TO 33 FT. ELSEWHERE OVER FORECAST

WATERS N OF 26N BETWEEN 46W AND 58W WINDS 20 TO 33 KT. SEAS 8 TO

12 FT.

.48 HOUR FORECAST HURRICANE GASTON NEAR 34.6N 48.0W. MAXIMUM

SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS

WITHIN 100 NM W SEMICIRCLE...140 NM NE QUADRANT AND 180 NM SE

QUADRANT.  SEAS 12 FT OR GREATER WITHIN 300 NM E SEMICIRCLE AND

240 NM W SEMICIRCLE WITH SEAS TO 33 FT. ELSEWHERE OVER FORECAST

WATERS N OF 29N BETWEEN 41W AND 55W WINDS 20 TO 33 KT.

SEAS 8 TO 12 FT.

.72 HOUR FORECAST HURRICANE GASTON NEAR 37.7N 39.6W. MAXIMUM

SUSTAINED WINDS 75 KT GUSTS 90 KT.

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

.96 HOUR FORECAST TROPICAL STORM GASTON NEAR 38.5N 32.0W.

MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.

.120 HOUR FORECAST TROPICAL STORM GASTON NEAR 40.0N 28.0W.

MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.



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



.TROPICAL DEPRESSION NINE NEAR 24.0N 84.8W 1007 MB AT 2100 UTC

AUG 29 MOVING WNW OR 290 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 30

KT GUSTS 40 KT. OVER FORECAST WATERS WITHIN 180 NE SEMICIRCLE

AND 60 NM SW SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST TROPICAL STORM NINE NEAR 24.6N 86.6W. MAXIMUM

SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS

WITHIN 50 NM NE QUADRANT...30 NM SE QUADRANT...AND 40 NM NW

QUADRANT. SEAS 12 FT OR GREATER WITHIN AREA OF TROPICAL STORM

FORCE WINDS WITH SEAS TO 14 FT. ELSEWHERE WITHIN 180 NM NE

SEMICIRCLE AND 90 NM SW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO

11 FT.

.48 HOUR FORECAST TROPICAL STORM NINE NEAR 26.8N 86.2W. MAXIMUM

SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS

WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 30 NM

SW QUADRANT. SEAS 12 FT WITHIN 60 NM OF CENTER WITH SEAS TO 16

FT. ELSEWHERE WITHIN 150 NM OF CENTER...EXCEPT 180 NM SE

QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.

.72 HOUR FORECAST TROPICAL STORM NINE NEAR 29.3N 83.5W. MAXIMUM

SUSTAINED WINDS 55 KT GUSTS 65 KT.

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

.96 HOUR FORECAST TROPICAL STORM NINE NEAR 32.5N 77.0W. MAXIMUM

SUSTAINED WINDS 50 KT GUSTS 60 KT.

.120 HOUR FORECAST TROPICAL STORM NINE NEAR 35.0N 70.0W. MAXIMUM

SUSTAINED WINDS 50 KT GUSTS 60 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.



.CARIBBEAN FROM 11N TO 16N BETWEEN 67W AND 74W E WINDS 20 TO 25

KT. SEAS TO 8 FT.

.24 HOUR FORECAST FROM 11N TO 17N BETWEEN 67W AND 78W NE TO E

WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.48 HOUR FORECAST FROM 11N TO 17N BETWEEN 67W AND 80W 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 COBB. NATIONAL HURRICANE CENTER.

