000
FZNT02 KNHC 210313
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN AUG 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SUN AUG 21.
24 HOUR FORECAST VALID 0000 UTC MON AUG 22.
48 HOUR FORECAST VALID 0000 UTC TUE AUG 23.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM FIONA NEAR 21.7N 50.1W 1004 MB AT 0300 UTC AUG
21 MOVING NW OR 305 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NE
QUADRANT...40 NM SE QUADRANT...0 NM SW QUADRANT...AND 30 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 0 NM S SEMICIRCLE...90 NM
NE QUADRANT AND 60 NM NW QUADRANT WITH SEAS TO 17 FT.
ELSEWHERE WITHIN 210 NM NE AND 120 NM SW SEMICIRCLES WINDS 20 TO
33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM FIONA NEAR 23.3N 54.6W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM S SEMICIRCLE...50 NM NE QUADRANT AND 40 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM NE SEMICIRCLE WITH
SEAS TO 15 FT. WITHIN 210 NM NE AND 90 NM SW SEMICIRCLES WINDS
20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM FIONA NEAR 24.9N 59.5W. 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 60 NM NE SEMICIRCLE WITH SEAS TO 14 FT. WITHIN
180 NM NE AND 60 NM SW SEMICIRCLES WINDS 20 TO 25 KT. SEAS 8 TO
11 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW FIONA NEAR 26.6N
63.3W. 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 29.0N
66.0W. 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 06 HOUR FORECAST LOW PRES NEAR 12N41W 1009 MB. WITHIN 300
NM N SEMICIRCLE OF LOW NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES NEAR 12N45W 1009 MB. WITHIN 360 NM N
SEMICIRCLE OF LOW NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW PRES NEAR 12N51W 1008 MB. WITHIN 420 NM N
SEMICIRCLE OF LOW E WINDS 20 TO 25 KT. SEAS TO 9 FT.

.CARIBBEAN FROM 11N TO 14N BETWEEN 68W AND 77W NE TO E WINDS 20
TO 25 KT. SEAS TO 8 FT. FROM 11N TO 14N BETWEEN 76W AND 80W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.
.12 HOUR FORECAST FROM 11N TO 17N BETWEEN 69W AND 81W NE TO E
WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST FROM 11N TO S OF A LINE FROM 12N68W TO 16N73W
TO 16N78W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. FROM 11N
TO 16N BETWEEN 78W AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NE TO E SWELL.
.48 HOUR FORECAST FROM 10.5N TO S OF A LINE FROM 13N69W TO
16N79W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. FROM 10.5N TO
16N BETWEEN 79W AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
NE TO E SWELL.

.CARIBBEAN S OF 17N AND W OF 86W...INCLUDING THE GULF OF
HONDURAS...NW TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST S OF 18N AND W OF 86W...INCLUDING THE GULF
OF HONDURAS...NW TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST S OF 17N AND W OF 86W...INCLUDING THE GULF
OF HONDURAS...NW TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 12 HOUR FORECAST S OF 20N W OF 93W SE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 20N TO 23N BETWEEN 88W AND 94W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FROM 20N TO 23N BETWEEN 90W AND 94W E TO SE
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 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.