000
FZNT02 KNHC 151455
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU SEP 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU SEP 15.
24 HOUR FORECAST VALID 1200 UTC FRI SEP 16.
48 HOUR FORECAST VALID 1200 UTC SAT SEP 17.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION TWELVE NEAR 17.7N 30.4W 1009 MB AT 1500 UTC
SEP 15 MOVING W OR 275 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT WITHIN 60 NM OF CENTER. OVER FORECAST WATERS FROM
18N TO 23N E OF 37W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED N
TO NE SWELL.  
.24 HOUR FORECAST TROPICAL DEPRESSION TWELVE NEAR 17.9N 34.8W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 10 TO 14 FT
WITHIN 90 NM N SEMICIRCLE. ELSEWHERE OVER FORECAST WATERS FROM
19N TO 22N E OF 38W NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
REMAINDER AREA FROM 16N TO 24N E OF 39N WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN MIXED N TO NE SWELL.
.48 HOUR FORECAST TROPICAL DEPRESSION TWELVE NEAR 17.4N 40.1W.
MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS 10 TO 13 FT
WITHIN 90 NM N SEMICIRCLE. ELSEWHERE WITHIN 180 NM N AND 60 NM S
SEMICIRCLES WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. REMAINDER AREA
FROM 16N TO 25N E OF 43W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN
MIXED SWELL.
.72 HOUR FORECAST TROPICAL DEPRESSION TWELVE NEAR 16.5N 45.2W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM TWELVE NEAR 16.7N 50.3W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST TROPICAL STORM TWELVE NEAR 17.5N 55.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.ATLC TROPICAL STORM IAN WELL N OF AREA. IN FORECAST WATERS N OF
30N BETWEEN 48W AND 51W S WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.06 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 FORMOSA. NATIONAL HURRICANE CENTER.