High Seas Forecast
Issued by NWS

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000
FZNT02 KNHC 302052
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI SEP 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

SYNOPSIS VALID 1800 UTC FRI SEP 30.
24 HOUR FORECAST VALID 1800 UTC SAT OCT 01.
48 HOUR FORECAST VALID 1800 UTC SUN OCT 02.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE MATTHEW NEAR 13.5N 71.6W 949 MB AT 2100 UTC SEP 30
MOVING WSW OR 255 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 120 KT
GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 170 NM N
SEMICIRCLE...70 NM SE QUADRANT AND 50 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 240 NM NE QUADRANT...150 NM SE QUADRANT...270
NM SW QUADRANT...AND 300 NM NW QUADRANT WITH SEAS TO 36 FT.
ELSEWHERE WITHIN 240 NM OF CENTER...EXCEPT 120 NM SW QUADRANT
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 11N
TO 18N BETWEEN 67W AND 79W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT
IN E SWELL. FROM 19N TO 21N BETWEEN 71W AND 76W...INCLUDING THE
WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST HURRICANE MATTHEW NEAR 13.5N 73.9W. MAXIMUM
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NE QUADRANT...90 NM SE QUADRANT...60 NM SW
QUADRANT...AND 140 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
210 NM NE QUADRANT...90 NM SE QUADRANT...AND 360 NM W SEMICIRCLE
WITH SEAS TO 39 FT. ELSEWHERE WITHIN 240 NM NE SEMICIRCLE AND
150 NM SW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
REMAINDER OF AREA S OF 19N BETWEEN 69W AND 83W WINDS 20 KT OR
LESS. SEAS 8 TO 11 FT IN E SWELL. FROM 19N TO 21N BETWEEN 71W
AND 76W...INCLUDING THE WINDWARD PASSAGE...NE TO E WINDS 20 TO
25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST HURRICANE MATTHEW NEAR 15.2N 75.6W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS
WITHIN 170 NM NE QUADRANT...120 NM SE QUADRANT...70 NM SW
QUADRANT...AND 140 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
210 NM NE QUADRANT...120 NM SE QUADRANT...AND 210 NM W
SEMICIRCLE WITH SEAS TO 40 FT. ELSEWHERE WITHIN 240 NM SE
SEMICIRCLE AND 150 NM NW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO
12 FT. REMAINDER OF AREA FROM 10N TO 19N BETWEEN 71W AND 83W
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN E SWELL. FROM 19N TO 22N
BETWEEN 70W AND 76W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.72 HOUR FORECAST HURRICANE MATTHEW NEAR 18.2N 76.2W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE MATTHEW NEAR 22.0N 76.0W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT.
.120 HOUR FORECAST HURRICANE MATTHEW NEAR 25.0N 76.0W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 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.

.ATLC FROM 12N TO 20N BETWEEN 43W AND 49W E WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST FROM 18N TO 22N BETWEEN 50W AND 55W WINDS 20
KT OR LESS. SEAS TO 8 FT IN MIXED NE AND SE SWELL.
.48 HOUR FORECAST FROM 20N TO 22N BETWEEN 53W AND 58W WINDS 20
KT OR LESS. SEAS TO 8 FT IN MIXED NE AND SE SWELL.

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

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.



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