

431 

FZNT01 KWBC 132212

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

2230 UTC SAT AUG 13 2016 



CCODE/1:31:04:01:00/AOW/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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). 



SECURITE 



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



SYNOPSIS VALID 1800 UTC AUG 13 

24 HOUR FORECAST VALID 1800 UTC AUG 14 

48 HOUR FORECAST VALID 1800 UTC AUG 15 



.WARNINGS. 



...STORM WARNING... 

.COMPLEX LOW WITH MAIN CENTER 52N39W 988 MB MOVING NE 20 KT AND 

RAPIDLY INTENSIFYING NEXT 12 HOURS SLOWING BY 24 HOURS. FRONT 

EXTENDS FROM LOW TO 50N38W TO 47N39W TO 45N40W TO 41N50W. OVER 

FORECAST WATERS BETWEEN 90 NM AND 240 NM E QUADRANT AND WITHIN 

180 NM E OF FRONT N OF 43N WINDS 30 TO 45 KT. SEAS 10 TO 18 FT. 

ELSEWHERE WITHIN 180 NM S AND SW QUADRANTS AND 360 NM NE 

QUADRANT AND WITHIN 360 NM E OF FRONT WINDS 25 TO 35 KT. SEAS TO 

12 FT.

.12 HOUR FORECAST LOW 56N38W 973 MB. WITHIN 180 NM S AND SE 

QUADRANTS AND WITHIN 90 NM NW OF A LINE FROM 57N42W TO 62N40W 

WINDS 35 TO 50 KT. SEAS 14 TO 21 FT. ELSEWHERE WITHIN 300 NM S 

AND NW SEMICIRCLES WINDS 25 TO 40 KT. SEAS 10 TO 17 FT. 

.24 HOUR FORECAST LOW 58N36W 973 MB. BETWEEN 150 NM AND 240 NM W 

QUADRANT AND WITHIN 90 NM NW OF A LINE FROM 59N41W TO 63N37W 

WINDS 40 TO 55 KT. SEAS 15 TO 24 FT. ELSEWHERE WITHIN 360 NM 

S...300 NM W AND NW...240 NM E AND 180 NM NE QUADRANTS AND N OF 

63N E OF GREENLAND WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. 

.48 HOUR FORECAST LOW E OF AREA NEAR 60N33W 980 MB. WITHIN 60 NM 

OF E GREENLAND COAST WINDS 30 TO 45 KT. SEAS 12 TO 20 FT. 

ELSEWHERE WITHIN 300 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS 9 TO 

16 FT.



...GALE WARNING... 

.LOW 54N48W 992 MB MOVING E 20 KT. BETWEEN 120 NM AND 300 NM W 

AND SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 14 FT. ELSEWHERE 

WITHIN 480 NM SW SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 10 FT.

.12 HOUR FORECAST LOW AND CONDITIONS MERGED WITH LOW 56N38W 

DESCRIBED ABOVE.



...GALE WARNING...

.LOW 57N47W 990 MB MOVING E 20 KT. FRONT EXTENDS FROM LOW TO 

60N40W TO 61N35W. WITHIN 90 NM NW OF FRONT W OF 39W WINDS 25 TO 

40 KT. SEAS 8 TO 15 FT. ELSEWHERE WITHIN 300 NM NW QUADRANT AND 

WITHIN 120 NM N OF FRONT WINDS TO 25 KT. SEAS TO 10 FT.

.12 HOUR FORECAST LOW AND CONDITIONS MERGED WITH LOW 56N38W 

DESCRIBED ABOVE.



...GALE WARNING...

.OVER FORECAST WATERS N OF 59N BETWEEN 50W AND 59W AREA OF N TO 

NW WINDS TO 25 KT. SEAS TO 9 FT.

.24 HOUR FORECAST WITHIN 180 NM OF W GREENLAND COAST N OF 61N 

AREA OF N TO NW WINDS 25 TO 40 KT. SEAS 8 TO 13 FT.

.48 HOUR FORECAST LITTLE CHANGE.



.SYNOPSIS AND FORECAST. 



.LOW 41N62W 1012 MB MOVING E 30 KT. FRONT EXTENDS FROM LOW TO 

41N50W. WITHIN 240 NM S QUADRANT AND WITHIN 180 NM S OF FRONT 

WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST LOW 41N47W 1015 MB. FRONT TO EXTEND FROM 

42N35W TO LOW CENTER TO 39N50W. OVER FORECAST WATERS WITHIN 180 

NM S AND SE OF FRONT WINDS 20 TO 30 KT. SEAS 8 TO 12 

FT...HIGHEST NEAR 41N35W.

.48 HOUR FORECAST LOW E OF AREA. FRONT TO EXTEND FROM 39N35W TO 

38N45W. WITHIN 120 NM SE OF FRONT WINDS TO 25 KT. SEAS TO 8 FT. 



.24 HOUR FORECAST EXCEPT WHERE NOTED IN WARNINGS SECTION OVER 

FORECAST WATERS N OF A LINE FROM 45N35W TO 44N41W TO 49N50W TO 

58N60W WINDS 20 TO 30 KT. SEAS 8 TO 16 FT...HIGHEST S OF 46N E 

OF 46W.

.48 HOUR FORECAST EXCEPT WHERE NOTED IN WARNINGS SECTION N OF A 

LINE FROM 46N35W TO 50N47W TO 60N57W TO 65N60W WINDS 20 TO 30 

KT. SEAS 8 TO 14 FT...HIGHEST E OF 42W. 



.24 HOUR FORECAST INLAND LOW 46N69W 1007 MB. OVER FORECAST 

WATERS WITHIN 480 NM S AND SE QUADRANTS WINDS LESS THAN 25 KT. 

SEAS LESS THAN 8 FT.

.48 HOUR FORECAST LOW 44N52W 1011 MB. FROM 38N TO 42N BETWEEN 

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



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST 

WATERS FROM 50N TO 61N E OF 42W. 

.24 HOUR FORECAST CONDITIONS MOVED E OF AREA. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 42N 

BETWEEN 66W AND 72W.

.24 HOUR FORECAST DENSE FOG FROM 40N TO 45N BETWEEN 60W AND 71W. 

.48 HOUR FORECAST DENSE FOG FROM 41N TO 44N BETWEEN 47W AND 58W. 



.HIGH 34N52W 1023 MB MOVING SE 05 KT.

.24 HOUR FORECAST HIGH 32N50W 1024 MB. 

.48 HOUR FORECAST HIGH 31N45W 1024 MB. 



.HIGH 33N66W 1022 MB MOVING E 15 KT.

.24 HOUR FORECAST HIGH 34N58W 1024 MB. 

.48 HOUR FORECAST HIGH 33N56W 1025 MB.



.HIGH 33N73W 1021 MB MOVING NE 10 KT.

.24 HOUR FORECAST HIGH 34N69W 1023 MB.

.48 HOUR FORECAST HIGH 34N67W 1024 MB. 



.24 HOUR FORECAST NEW HIGH 42N53W 1019 MB. 

.48 HOUR FORECAST HIGH 41N40W 1020 MB.



.48 HOUR FORECAST HIGH 31N39W 1024 MB.



.FORECASTER BANCROFT. 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 SAT AUG 13.

24 HOUR FORECAST VALID 1800 UTC SUN AUG 14.

48 HOUR FORECAST VALID 1800 UTC MON AUG 15.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.ATLC 03 HOUR FORECAST S OF 21N BETWEEN 71W AND 74W NE TO E

WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

.24 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W NE TO E

WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

.48 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W NE TO E WINDS 20

TO 25 KT. SEAS LESS THAN 8 FT.



.CARIBBEAN FROM 11.5N TO 15N BETWEEN 67W AND 74W...INCLUDING THE

GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS BUILDING TO

8 FT. 

.18 HOUR FORECAST FROM 11.5N TO 16.5N BETWEEN 68W AND 76W E TO SE

WINDS 20 TO 25 KT. SEAS TO 9 FT. 

.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 68W AND 75W...INCLUDING

THE GULF OF VENEZUELA... E TO SE WINDS 20 TO 25 KT. SEAS TO 10 

FT.

ELSEWHERE FROM 12N TO 16N BETWEEN 71W AND 77W WINDS 20 KT OR 

LESS.

SEAS TO 8 FT IN E SWELL.

.36 HOUR FORECAST FROM 11N TO 16N BETWEEN 68W AND

77W...INCLUDING THE GULF OF VENEZUELA... NE TO E WINDS 20 TO 25

KT. SEAS TO 11 FT. ELSEWHERE FROM 11.5N TO 17N BETWEEN 71W AND

79W WINDS 20 KT OR LESS. SEAS TO 9 FT IN E SWELL.

.48 HOUR FORECAST FROM 11.5N TO 16.5N BETWEEN 68W AND 74W E TO

SE WINDS 20 TO 25 KT. SEAS TO 10 FT. ELSEWHERE FROM 11N TO 17.5N

BETWEEN 70W AND 82W WINDS 20 KT OR LESS. SEAS TO 9 FT IN E

SWELL. 



.CARIBBEAN 24 HOUR FORECAST GULF OF HONDURAS S OF 17N BETWEEN

86W AND 88W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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



.GULF OF MEXICO N OF 28N BETWEEN 92W AND 94W S TO SW WINDS

20 TO 25 KT. SEAS LESS THAN 8 FT. 

.18 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.

