000
FZNT02 KNHC 200902
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT AUG 20 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 0600 UTC SAT AUG 20.
24 HOUR FORECAST VALID 0600 UTC SUN AUG 21.
48 HOUR FORECAST VALID 0600 UTC MON AUG 22.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM FIONA NEAR 19.2N 46.7W 1008 MB AT 0900 UTC AUG
20 MOVING W NW OR 295 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 35
KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM NE...30 NM SE...60
NM SW AND 90 NM NW QUADRANTS WITH SEAS TO 14 FT. ELSEWHERE
WITHIN 150 NM NE AND 120 NM SW SEMICIRCLES OF CENTER WINDS 20 TO
33 KT. SEAS 8 TO 11 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.
.24 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 21.1N 50.8W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT NEAR CENTER. SEAS 12
FT OR GREATER WITHIN 90 NM NE AND 30 NM SW SEMICIRCLES WITH SEAS
TO 13 FT. ELSEWHERE WITHIN 120 NM NE SEMICIRCLE AND 90 NM SW
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. REMAINDER WATERS
WITHIN 210 NM NE AND 90 NM SW SEMICIRCLES OF CENTER WINDS 20 KT
OR LESS. SEAS TO 9 FT PRIMARILY IN MIXED SWELL.
.48 HOUR FORECAST POST TROPICAL REMNANT LOW FIONA NEAR 23.1N
56.0W. WITHIN 90 NM OF CENTER WINDS 20 TO 25 KT. SEAS 8 TO 11
FT. REMAINDER WATERS WITHIN 150 NM N AND 120 NM S 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 25.0N
61.0W. 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 27.0N
63.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 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 42 HOUR FORECAST LOW PRES NEAR 12N44W 1015 MB. WITHIN 90
NM OF 14N44W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW PRES NEAR 12N46W 1015 MB. WITHIN 90
NM OF 14.5N45W E WINDS 20 TO 25 KT. SEAS BUILDING TO 8 FT.

.CARIBBEAN FROM 11N TO 14N BETWEEN 73W AND 78W NE TO E WINDS 20
TO 25 KT. SEAS TO 11 FT. ELSEWHERE FROM 10.5N TO 15.5N BETWEEN
74W AND 82W WINDS 20 KT OR LESS. SEAS TO 10 FT IN E SWELL.
.12 HOUR FORECAST WITHIN 120 NM OF 13N78W WINDS 20 KT OR LESS.
SEAS TO 9 FT WITH E SWELL.
.18 HOUR FORECAST FROM 12N TO 14N BETWEEN 69W AND 75W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. WITHIN 90 NM OF 13N79W
WINDS 20 KT OR LESS. SEAS TO 8 FT WITH E SWELL.
.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 77W NE TO E
WINDS 20 TO 25 KT. SEAS TO 9 FT. WITHIN 60 NM OF 13N79W WINDS 20
KT OR LESS. SEAS TO 8 FT IN E SWELL.
.36 HOUR FORECAST FROM 11N TO 17N BETWEEN 71W AND 81W E WINDS 20
TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 11N TO 14N BETWEEN 70W AND
76W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25
KT. SEAS TO 9 FT. ELSEWHERE FROM 11N TO 16N BETWEEN 73W AND 80W
WINDS 20 KT OR LESS. SEAS TO 8 FT IN E SWELL.

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

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.