

927 

FZNT01 KWBC 210934

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

1030 UTC SUN AUG 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0600 UTC AUG 21 

24 HOUR FORECAST VALID 0600 UTC AUG 22 

48 HOUR FORECAST VALID 0600 UTC AUG 23 



.WARNINGS. 



...GALE WARNING... 

.24 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 63N59W 

TO 58N55W AREA OF E TO SE WINDS 25 TO 35 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST WITHIN 180 NM W OF A LINE FROM 67N56W TO 

61N50W AREA OF SE WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.



.SYNOPSIS AND FORECAST. 



.24 HOUR FORECAST OVER FORECAST WATERS FROM 52N TO 62N E OF 40W 

AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST CONDITIONS E OF AREA. 



.24 HOUR FORECAST FROM 35N TO 43N BETWEEN 59W AND 66W WINDS TO 

25 KT. SEAS TO 8 FT. 

.48 HOUR FORECAST ABSORBED BY LOW 53N61W DESCRIBED BELOW. 



.48 HOUR FORECAST NEW LOW INLAND 53N61W 1001 MB. OVER FORECAST 

WATERS FROM 37N TO 55N BETWEEN 52W AND 60W WINDS TO 25 KT. SEAS 

TO 9 FT. 



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

OVER FORECAST WATERS W OF A LINE FROM 63N64W TO 53N48W TO 

50N48W. .48 HOUR FORECAST DENSE FOG FROM 42N TO 54N BETWEEN 45W 

AND 59W AND W OF A LINE FROM 67N60W TO 54N45W. 



.HIGH 45N48W 1025 MB MOVING SE 10 KT. 

.24 HOUR FORECAST HIGH 44N43W 1028 MB. 

.48 HOUR FORECAST HIGH 41N40W 1029 MB. 



.HIGH 57N49W 1018 MB MOVING E 05 KT. 

.24 HOUR FORECAST HIGH 57N44W 1021 MB. 

.48 HOUR FORECAST HIGH 57N43W 1021 MB. 



.FORECASTER BELL. 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 SUN AUG 21.

24 HOUR FORECAST VALID 0600 UTC MON AUG 22.

48 HOUR FORECAST VALID 0600 UTC TUE AUG 23.



.WARNINGS.



0900 UTC SUN AUG 21 2016



...TROPICAL STORM WARNING...

.TROPICAL STORM FIONA NEAR 22.2N 51.7W 1006 MB AT 0900 UTC AUG

21 MOVING W NW OR 295 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 40

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

NM SE AND 30 NM NW QUADRANTS. SEAS 12 FT OR GREATER WITHIN 60 NM

NW AND SE QUADRANTS...120 NM NE AND 45 NM SW QUADRANTS WITH SEAS

TO 17 FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33 KT.

SEAS 8 TO 12 FT. REMAINDER WATERS WITHIN 210 NM NE AND 150 NM SW

SEMICIRCLES OF CENTER WINDS 20 KT OR LESS. SEAS TO 9 FT

PRIMARILY IN MIXED SWELL. 

.24 HOUR FORECAST TROPICAL STORM FIONA NEAR 23.8N 56.3W. MAXIMUM

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

WITHIN 40 NM E SEMICIRCLE AND 30 NM NW QUADRANTS. SEAS 12 FT OR

GREATER WITHIN 90 NM NE AND 30 NM SW SEMICIRCLES WITH SEAS TO 15

FT. ELSEWHERE WITHIN 150 NM NE AND 120 NM SW SEMICIRCLES OF

CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER WATERS

WITHIN 240 NM NE AND 150 NM SW SEMICIRCLES OF CENTER WINDS 20 KT

OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED SWELL.

.48 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 25.3N 60.7W.

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT NEAR CENTER WITH SEAS

TO 13 FT. ELSEWHERE WITHIN 90 NM SE AND 150 NM NW SEMICIRCLES OF

CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER WATERS

WITHIN 120 NM SE AND 180 NM NW SEMICIRCLES OF CENTER WINDS 20 KT

OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED SWELL. 

.72 HOUR FORECAST POST TROPICAL REMNANT LOW FIONA NEAR 27.0N

64.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

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

.96 HOUR FORECAST POST TROPICAL REMNANT LOW FIONA NEAR 29.7N

66.3W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

.120 HOUR FORECAST...DISSIPATED.



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 LOW PRES 13N.5N41W 1009 MB. WITHIN 90 NM OF 15N41W WINDS

20 KT OR LESS. SEAS TO 8 FT.

.24 HOUR FORECAST LOW PRES NEAR 13N46W 1009 MB. WITHIN 360 NM N

QUADRANT OF LOW NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW PRES NEAR 13N53W 1008 MB. WITHIN 390 NM NE

QUADRANT OF LOW E WINDS 20 TO 25 KT. SEAS TO 9 FT.

.CARIBBEAN FROM 11N TO 17N BETWEEN 69W AND 78W...INCLUDING THE

GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 10 FT.

FROM 11N TO 15N BETWEEN 78W AND 81W WINDS 20 KT OR LESS. SEAS 

TO 9 FT IN E SWELL.

.24 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 76W NE TO E

WINDS 25 TO 30 KT. SEAS 9 TO 13 FT. ELSEWHERE FROM 11N TO 16N

BETWEEN 69W AND 80W...INCLUDING THE GULF OF VENEZUELA...NE TO E

WINDS 20 TO 25 KT. SEAS TO 11 FT. REMAINDER CARIBBEAN FROM 11N

TO 17N BETWEEN 76W AND 83W WINDS 20 KT OR LESS. SEAS TO 9 FT IN

E SWELL.

.48 HOUR FORECAST FROM 10N TO 14N BETWEEN 70W AND 78W NE TO E

WINDS 20 TO 25 KT. SEAS TO 11 FT. ELSEWHERE FROM 10.5N TO 15.5N

BETWEEN 75W AND 83W WINDS 20 KT OR LESS. SEAS TO 9 FT IN E SWELL.



.CARIBBEAN 24 HOUR FORECAST S OF 17N W OF 86W...INCLUDING 

THE GULF OF HONDURAS...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

.36 HOUR FORECAST S OF 17N W OF 86W...INCLUDING THE GULF OF

HONDURAS...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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



.GULF OF MEXICO 18 HOUR FORECAST FROM 19N TO 22N BETWEEN 88W AND

94W NE TO WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST LITTLE CHANGE.

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

.42 HOUR FORECAST FROM 20N TO 22N BETWEEN 88W AND 92W NE TO E

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

.48 HOUR FORECAST S OF 22N BETWEEN 89W AND 94W NE WINDS 20 TO 25

KT. SEAS TO 8 FT.



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



$$

.FORECASTER NELSON. NATIONAL HURRICANE CENTER.

