000
FZNT02 KNHC 172121
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED AUG 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED AUG 17.
24 HOUR FORECAST VALID 1800 UTC THU AUG 18.
48 HOUR FORECAST VALID 1800 UTC FRI AUG 19.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM FIONA NEAR 15.1N 37.8W 1006 MB AT 2100 UTC AUG
17 MOVING NW OR 305 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 20 NM N
SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 12 FT OR GREATER WITHIN
60 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE WITH SEAS TO 12 FT.
ELSEWHERE WITHIN 240 NM N AND 120 NM S SEMICIRCLES WINDS 20 TO
33 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROPICAL STORM FIONA NEAR 17.0N 40.6W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM N SEMICIRCLE...30 NM SE QUADRANT AND 20 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM NE AND 60 NM SW
SEMICIRCLES WITH SEAS TO 17 FT. ELSEWHERE WITHIN 180 NM NE AND
120 NM SW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN
MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM FIONA NEAR 18.7N 43.8W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM N SEMICIRCLE...50 NM SE QUADRANT AND 40 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM NE AND 60 NM SW
SEMICIRCLES WITH SEAS TO 22 FT. ELSEWHERE WITHIN 240 NM NE AND
150 NM SW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN
MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM FIONA NEAR 20.3N 47.4W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM FIONA NEAR 22.6N 51.3W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM FIONA NEAR 24.6N 55.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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 70W AND 78W...INCLUDING WITHIN
90 NM OF COAST OF COLOMBIA...NE TO E WINDS 20 TO 25 KT. SEAS 8
TO 11 FT. ELSEWHERE FROM 10.5N TO 16N BETWEEN 72W AND
82W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.
.12 HOUR FORECAST FROM 11N TO 15N BETWEEN 69W AND 79W...INCLUDING
WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E WINDS 20 TO 30 KT.
SEAS 8 TO 12 FT. ELSEWHERE FROM 11N TO 15N BETWEEN 79W AND
82W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.24 HOUR FORECAST FROM 11N TO 14N BETWEEN 71W AND 78W...INCLUDING
WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 10.5N TO 16N
BETWEEN 73W AND 82W...INCLUDING WITHIN 90 NM OF COAST OF
COLOMBIA...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.
.48 HOUR FORECAST FROM 11N TO 14N BETWEEN 71W AND
78W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. ELSEWHERE FROM 11N TO 15N
BETWEEN 72W AND 80W...INCLUDING WITHIN 90 NM OF COAST OF
COLOMBIA...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.

.CARIBBEAN 06 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.
.12 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 MCELROY. NATIONAL HURRICANE CENTER.