

743 

FZNT01 KWBC 200338

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

0430 UTC SAT AUG 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0000 UTC AUG 20 

24 HOUR FORECAST VALID 0000 UTC AUG 21 

48 HOUR FORECAST VALID 0000 UTC AUG 22 



.WARNINGS. 



...GALE WARNING... 

.LOW 47N39W 997 MB MOVING NE 20 KT. OVER FORECAST WATERS FROM 

41N TO 50N E OF 47W WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.  

.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS E OF AREA. 

.48 HOUR FORECAST LOW E OF AREA NEAR 57N24W 992 MB. FROM 49N TO 

62N E OF 40W WINDS 20 TO 30 KT. SEAS TO 11 FT. 



.SYNOPSIS AND FORECAST. 



.FROM 59N TO 61N BETWEEN 41W AND 43W AREA OF N WINDS TO 25 KT. 

SEAS TO 8 FT. 

.24 HOUR FORECAST CONDITIONS DIMINISHED. 



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

WATERS FROM 45N TO 48N E OF 38W. 

.24 HOUR FORECAST CONDITIONS E OF AREA. 



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

OVER FORECAST WATERS W OF A LINE FROM 62N63W TO 60N61W. 

.48 HOUR FORECAST DENSE FOG W OF A LINE FROM 64N62W TO 57N56W TO 

50N49W.



.HIGH 60N54W 1017 MB MOVING SE 15 KT.

.24 HOUR FORECAST HIGH 56N48W 1018 MB.

.48 HOUR FORECAST HIGH 56N45W 1022 MB.



.HIGH 55N56W 1018 MB MOVING SE 20 KT. 

.24 HOUR FORECAST HIGH 47N51W 1023 MB. 

.48 HOUR FORECAST HIGH 45N45W 1029 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 0000 UTC SAT AUG 20.

24 HOUR FORECAST VALID 0000 UTC SUN AUG 21.

48 HOUR FORECAST VALID 0000 UTC MON AUG 22.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM FIONA NEAR 18.7N 45.5W 1007 MB AT 0300 UTC AUG

20 MOVING WNW OR 295 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 35 KT

GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER

EXCEPT 70 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N

SEMICIRCLE AND 30 NM S SEMICIRCLE WITH SEAS TO 15 FT.

ELSEWHERE WITHIN 240 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 20.5N 49.5W. MAXIMUM

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

WITHIN 40 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 12 FT OR

GREATER WITHIN 120 NM N SEMICIRCLE WITH SEAS TO 14 FT. ELSEWHERE

WITHIN 240 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WINDS 20 TO 33

KT. SEAS 8 TO 12 FT.

.48 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 22.6N 54.7W.

MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 180 NM N

SEMICIRCLE AND 90 NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO

12 FT.

.72 HOUR FORECAST POST-TROPICAL REMNANT LOW FIONA NEAR 24.6N

59.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

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

.96 HOUR FORECAST POST-TROPICAL REMNANT LOW FIONA NEAR 26.5N

62.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.120 HOUR FORECAST POST-TROPICAL REMNANT LOW FIONA NEAR 29.0N

63.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 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 14N BETWEEN 72W AND 77W NE TO E WINDS 20

TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 10.5N TO 16N BETWEEN

72W AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE TO E

SWELL.

.24 HOUR FORECAST FROM 11N TO 14N BETWEEN 70W AND 75W NE TO E

WINDS 20 TO 25 KT. SEAS TO 8 FT. FROM 11N TO 15N BETWEEN 75W

AND 80W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.

.48 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 78W NE TO E

WINDS 20 TO 25 KT. SEAS TO 9 FT.



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



$$

.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.

