

921 

FZNT01 KWBC 191552

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

1630 UTC FRI AUG 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1200 UTC AUG 19 

24 HOUR FORECAST VALID 1200 UTC AUG 20 

48 HOUR FORECAST VALID 1200 UTC AUG 21 



.WARNINGS. 



...GALE WARNING... 

.COMPLEX LOW WITH MAIN CENTER NEAR 46N46W 996 MB MOVING NE 20 

KT. FRONT EXTENDS FROM LOW TO 47N43W TO 45N41W TO 42N42W TO 

38N51W. WITHIN 180 NM NW AND N QUADRANTS AND WITHIN 120 NM N AND 

E OF FRONT N OF 42N WINDS 25 TO 40 KT. SEAS 9 TO 15 FT. 

ELSEWHERE WITHIN 360 NM S SEMICIRCLE AND 300 NM W AND 240 NM N 

QUADRANTS AND WITHIN 240 NM N AND E OF FRONT WINDS 20 TO 30 KT. 

SEAS TO 11 FT.

.24 HOUR FORECAST LOW 49N35W 995 MB. OVER FORECAST WATERS WITHIN 

180 NM NW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. 

ELSEWHERE WITHIN 480 NM SE SEMICIRCLE...360 NM SW AND 240 NM NW 

AND N QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 14 FT...HIGHEST 

NEAR 43N39W.

.48 HOUR FORECAST LOW E OF AREA NEAR 54N26W 991 MB. FROM 49N TO 

57N E OF 40W AREA OF NW WINDS TO 25 KT. SEAS TO 8 FT.



.SYNOPSIS AND FORECAST.



.LOW 38N66W 1011 MB MOVING E 20 KT. WITHIN 240 NM S QUADRANT 

WINDS TO 25 KT. SEAS LESS THAN 8 FT. 

.24 HOUR FORECAST LOW 37N56W 1011 MB. CONDITIONS DIMINISHED.

.48 HOUR FORECAST LOW DISSIPATED.



.LOW 49N62W 1006 MB MOVING SE 20 KT. WITHIN 240 NM N AND NE 

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

.24 HOUR FORECAST LOW 42N52W 1012 MB. CONDITIONS DIMINISHED.

.48 HOUR FORECAST LOW DISSIPATED. 



.LOW 61N39W 1008 MB MOVING S 10 KT. WITHIN 120 NM W AND NW 

QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST LOW 58N40W 1012 MB. CONDITIONS DIMINISHED.

.36 HOUR FORECAST LOW DISSIPATED.



.48 HOUR FORECAST FROM 57N TO 63N W OF 56W AREA OF SE WINDS TO 

25 KT. SEAS TO 8 FT. 



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 43N TO 47N 

BETWEEN 38W AND 48W. 

.24 HOUR FORECAST CONDITIONS MOVED E OF AREA.



.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM 

OVER FORECAST WATERS FROM 55N TO 63N W OF 57W.  



.HIGH 56N60W 1017 MB MOVING SE 20 KT. 

.24 HOUR FORECAST HIGH 50N54W 1020 MB. 

.48 HOUR FORECAST HIGH 45N48W 1027 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 1200 UTC FRI AUG 19.

24 HOUR FORECAST VALID 1200 UTC SAT AUG 20.

48 HOUR FORECAST VALID 1200 UTC SUN AUG 21.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM FIONA NEAR 17.8N 43.5W 1006 MB AT 1500 UTC AUG

19 MOVING WNW OR 295 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 40 KT

GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NE

QUADRANT...20 NM SE QUADRANT...0 NM SW QUADRANT...AND 30 NM NW

QUADRANT.  SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE...30

NM SE QUADRANT AND 60 NM SW QUADRANT WITH SEAS TO 15 FT.

ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE

WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

.24 HOUR FORECAST TROPICAL STORM FIONA NEAR 19.3N 46.9W. MAXIMUM

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

WITHIN 30 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 12 FT OR

GREATER WITHIN 90 NM N SEMICIRCLE AND WITHIN 60 NM S SEMICIRCLE

WITH SEAS TO 13 FT. ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 120

NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

.48 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 21.6N 51.5W.

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER

WITHIN 60 NM N SEMICIRCLE WITH SEAS TO 12 FT. ELSEWHERE WITHIN

180 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WINDS 20 TO 30 KT.

SEAS 8 TO 12 FT.

.72 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 24.0N 56.0W.

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

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

.96 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 26.0N 58.5W.

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

.120 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 28.0N 60.0W.

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 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 10N TO 16N BETWEEN 72W AND 80W NE TO E WINDS 20

TO 30 KT. SEAS 8 TO 12 FT. 

.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 72W AND 82W NE TO E

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

.48 HOUR FORECAST FROM 11N TO 17N BETWEEN 71W AND 78W E WINDS 20

TO 25 KT. SEAS TO 8 FT.



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



$$

.FORECASTER LANDSEA. NATIONAL HURRICANE CENTER.

