

525 

FZNT01 KWBC 301007

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0600 UTC AUG 30 

24 HOUR FORECAST VALID 0600 UTC AUG 31 

48 HOUR FORECAST VALID 0600 UTC SEP 01 



.WARNINGS. 



.FOR INFORMATION REGARDING TROPICAL DEPRESSION NINE PLEASE SEE 

MIAMI SECTION PART II BELOW. 



...HURRICANE WARNING...

.HURRICANE GASTON NEAR 32.0N 54.0W 971 MB AT 0900 UTC AUG 30

MOVING NE OR 055 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 85 KT

GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM E

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

210 NM E SEMICIRCLE AND 180 NM W SEMICIRCLE WITH SEAS TO 35 FT. 

ELSEWHERE FROM 31N TO 36N BETWEEN 48W AND 60W WINDS 20 TO 33 KT. 

SEAS TO 11 FT.

.24 HOUR FORECAST HURRICANE GASTON NEAR 33.4N 50.6W. 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 270 NM E SEMICIRCLE AND 

210 NM W SEMICIRCLE WITH SEAS TO 35 FT. ELSEWHERE FROM 31N TO 

37N BETWEEN 43W AND 57W WINDS 20 TO 33 KT. SEAS TO 11 FT.

.48 HOUR FORECAST HURRICANE GASTON NEAR 36.8N 43.5W. MAXIMUM

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

WITHIN 140 NM NE QUADRANT...180 NM SE QUADRANT...120 NM SW

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

300 NM OF CENTER EXCEPT 240 NM NE QUADRANT WITH SEAS TO 35 FT. 

ELSEWHERE FROM 31N TO 42N BETWEEN 36W AND 50W WINDS 20 TO 33 KT. 

SEAS TO 11 FT.

.72 HOUR FORECAST HURRICANE GASTON NEAR 39.5N 34.0W. MAXIMUM

SUSTAINED WINDS 70 KT GUSTS 85 KT.

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

.96 HOUR FORECAST TROPICAL STORM GASTON NEAR 39.5N 28.5W.

MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.

.120 HOUR FORECAST TROPICAL STORM GASTON NEAR 42.5N 23.5W.

MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.



...TROPICAL STORM WARNING...

.TROPICAL DEPRESSION EIGHT NEAR 33.9N 75.0W 1010 MB AT 0900 UTC

AUG 30 MOVING NW OR 305 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 30

KT GUSTS 40 KT. SEAS TO 11 FT. 

.24 HOUR FORECAST TROPICAL STORM EIGHT NEAR 35.3N 74.6W. 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 WITHIN 60 NM OF CENTER WITH SEAS 

TO 12 FT. ELSEWHERE FROM 33N TO 38N BETWEEN 71W AND 76W WINDS 20 

TO 33 KT. SEAS TO 11 FT.

.48 HOUR FORECAST TROPICAL STORM EIGHT NEAR 38.4N 69.7W. 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 WITHIN 

60 NM OF CENTER WITH SEAS TO 15 FT. ELSEWHERE FROM 34N TO 39N 

BETWEEN 66W AND 73W WINDS 20 TO 33 KT. SEAS TO 11 FT.

.72 HOUR FORECAST POST-TROPICAL EIGHT NEAR 43.0N 58.5W. MAXIMUM 

SUSTAINED WINDS 45 KT GUSTS 55 KT.

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

.96 HOUR FORECAST POST-TROPICAL EIGHT DISSIPATED. 



...STORM WARNING... 

.LOW 49N56W 992 MB MOVING NE 20 KT. OVER FORECAST WATERS WITHIN 

420 NM OF LOW WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.

.12 HOUR FORECAST LOW 50N50W 984 MB. WITHIN 180 NM W AND SW 

QUADRANTS WINDS 35 TO 50 KT. SEAS 10 TO 20 FT.

.24 HOUR FORECAST LOW 52N44W 984 MB. WITHIN 480 NM SE AND 360 NM 

SW QUADRANTS WINDS 30 TO 45 KT. SEAS 12 TO 22 FT. ELSEWHERE FROM 

42N TO 55N BETWEEN 35W AND 53W WINDS 20 TO 30 KT. SEAS 8 TO 16 

FT.

.48 HOUR FORECAST LOW 56N37W 986 MB. WITHIN 540 NM S AND SW AND 

360 NM N AND NW QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22 

FT...HIGHEST S AND SW QUADRANTS.



.SYNOPSIS AND FORECAST. 



.FROM 47N TO 59N BETWEEN 35W AND 38W WINDS 20 TO 30 KT. SEAS 8 

TO 16 FT.

.24 HOUR FORECAST CONDITIONS E OF FORECAST AREA.



.LOW 60N41W 990 MB NEARLY STATIONARY. WITHIN 180 NM S AND SW 

QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.

.24 HOUR FORECAST LOW DISSIPATED. FROM 58N TO 60N BETWEEN 42W 

AND 50W WINDS 20 TO 30 KT. SEAS TO 10 FT.

.48 HOUR FORECAST CONDITIONS DIMINISHED.



.OVER FORECAST WATERS N OF 59N W OF 52W AREA OF N TO NW WINDS 20 

TO 30 KT. SEAS TO 10 FT.

.24 HOUR FORECAST CONDITIONS DIMINISHED.



.48 HOUR FORECAST FROM 31N TO 34N W OF 73W AREA OF SW WINDS TO 

25 KT. SEAS TO 8 FT.



.48 HOUR FORECAST LOW INLAND 48N64W 1007 MB. FROM 43N TO 47N 

BETWEEN 50W AND 61W WINDS TO 25 KT. SEAS TO 8 FT.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM OF 

51N51W. 

.24 HOUR FORECAST DENSE FOG FROM 52N TO 57N BETWEEN 35W AND 46W. 

.48 HOUR FORECAST DENSE FOG WITHIN 180 NM OF 55N38W. 



.HIGH 43N37W 1022 MB MOVING NE 30 KT.

.24 HOUR FORECAST HIGH E OF FORECAST AREA.



.24 HOUR FORECAST HIGH 41N62W 1020 MB.

.48 HOUR FORECAST HIGH 40N54W 1021 MB. 



.FORECASTER COLLINS. 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 0600 UTC TUE AUG 30.

24 HOUR FORECAST VALID 0600 UTC WED AUG 31.

48 HOUR FORECAST VALID 0600 UTC THU SEP 01.



.WARNINGS.



...ATLC HURRICANE WARNING...

.HURRICANE GASTON N OF AREA NEAR 32.0N 54.0W MOVING NE AT 5 KT.

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

WINDS WITHIN 120 NM E AND 80 NM W SEMICIRCLES. SEAS 12 FT OR

GREATER WITHIN 210 NM E AND 180 NM W SEMICIRCLES. ELSEWHERE OVER

FORECAST WATERS WITHIN 210 NM S SEMICIRCLE WINDS 20 TO 33 KT.

SEAS 10 TO 12 FT. REMAINDER OF AREA N OF 26N BETWEEN 48W AND 60W

WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.

.24 HOUR FORECAST HURRICANE GASTON NEAR 33.4N 50.6W. MAXIMUM

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

WINDS N OF 31N. ELSEWHERE OVER FORECAST WATERS WITHIN 240 NM S

SEMICIRCLE WINDS 20 TO 33 KT. SEAS 11 TO 18 FT. REMAINDER OF

AREA N OF 28N BETWEEN 45W AND 57W WINDS 20 KT OR LESS. SEAS 8 TO

12 FT IN MIXED SWELL.

.48 HOUR FORECAST HURRICANE GASTON NEAR 36.8N 43.5W. 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 29N

BETWEEN 38W AND 51W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN

MIXED SWELL.



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

.TROPICAL DEPRESSION NINE NEAR 23.8N 86.6W 1003 MB AT 0900 UTC

AUG 30 MOVING W OR 275 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 30

KT GUSTS 40 KT. WITHIN 120 NE AND 60 NM SW SEMICIRCLES WINDS 20

TO 30 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST TROPICAL STORM NINE NEAR 24.9N 87.6W. MAXIMUM

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

WITHIN 50 NM NE...60 NM SE...0 NM SW AND 30 NM NW QUADRANTS.

ELSEWHERE WITHIN 90 NM OF CENTER WINDS 20 TO 33 KT. SEAS TO 11

FT. REMAINDER OF AREA WITHIN 210 NM SE QUADRANT S WINDS 20 TO 25

KT. SEAS TO 8 FT. 

.48 HOUR FORECAST TROPICAL STORM NINE NEAR 27.7N 85.5W. MAXIMUM

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

WITHIN 60 NM E SEMICIRCLE...30 NM SW QUADRANT AND 50 NM NW

QUADRANT. SEAS 12 FT OR GREATER WITHIN 45 NM E SEMICIRCLE WITH

SEAS TO 14 FT. ELSEWHERE WITHIN 90 NM OF CENTER WINDS 20 TO 33

KT. SEAS 8 TO 11 FT. REMAINDER OF AREA N OF 23N E OF 86W S TO SE

WINDS 20 TO 30 KT. SEAS TO 10 FT.

.72 HOUR FORECAST TROPICAL STORM NINE NEAR 30.7N 81.1W. MAXIMUM

SUSTAINED WINDS 50 KT GUSTS 60 KT.

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

.96 HOUR FORECAST TROPICAL STORM NINE NEAR 33.2N 74.0W. MAXIMUM

SUSTAINED WINDS 50 KT GUSTS 60 KT.

.120 HOUR FORECAST TROPICAL STORM NINE NEAR 35.5N 67.5W. 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.



.ATLC 24 HOUR FORECAST N OF 27N W OF 77W S WINDS 20 TO 25 KT.

SEAS TO 8 FT.

.48 HOUR FORECAST N OF 28N W OF 74W SW WINDS 20 TO 30 KT. SEAS 8

TO 10 FT. 



.ATLC 48 HOUR FORECAST FROM 17N TO 24N E OF 38W NE WINDS 20 TO

25 KT. SEAS 8 TO 9 FT.



.CARIBBEAN FROM 12N TO 15N BETWEEN 67W AND 75W E WINDS 20 TO 25

KT. SEAS TO 9 FT.

.24 HOUR FORECAST FROM 11N TO 17N BETWEEN 68W AND 79W E WINDS 20

TO 25 KT. SEAS 8 TO 11 FT.

.48 HOUR FORECAST LITTLE CHANGE.



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



$$

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

