000
FZNT02 KNHC 242055
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL       
2230 UTC THU SEP 24 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU SEP 24.
24 HOUR FORECAST VALID 1800 UTC FRI SEP 25.
48 HOUR FORECAST VALID 1800 UTC SAT SEP 26.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION IDA NEAR 21.2N 45.0W 1006 MB AT 2100 UTC 
SEP 24 MOVING N OR 360 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 120 NM N 
SEMICIRCLE...150 NM SE QUADRANT AND 60 NM SW QUADRANT WITH SEAS 
TO 13 FT. ELSEWHERE WITHIN 150 NM N SEMICIRCLE...180 NM SE 
QUADRANT AND 60 NM SW QUADRANT WINDS 20 TO 25 KT. SEAS TO 9 FT. 
REMAINDER OF AREA FROM 17N TO 27N BETWEEN 41W AND 53W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL DEPRESSION IDA NEAR 22.5N 45.5W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER 
WITHIN 150 NM NE SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE WITHIN 
240 NM NE SEMICIRCLE AND 90 NM SW SEMICIRCLE WINDS 20 TO 25 KT. 
SEAS TO 9 FT. REMAINDER OF AREA FROM 19N TO 28N BETWEEN 41W AND 
52W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL DEPRESSION IDA NEAR 24.5N 47.5W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER 
WITHIN 90 NM OF CENTER...EXCEPT 30 NM SW QUADRANT WITH SEAS TO 
13 FT. ELSEWHERE WITHIN 120 NM OF CENTER...EXCEPT 60 NM SW 
QUADRANT WINDS 20 TO 33 KT. SEAS TO 9 FT. REMAINDER OF AREA FROM 
21N TO 29N BETWEEN 43W AND 52W WINDS 20 KT OR LESS. SEAS TO 8 FT 
IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL DEPRESSION IDA NEAR 25.0N 48.5W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. EXTENDED 
OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION IDA NEAR 25.0N 50.0W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION IDA NEAR 24.5N 52.0W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 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 TROUGH FROM 31N79W TO 28.5N81W. W OF TROUGH N TO NE WINDS 
2O TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 06 HOUR FORECAST FROM 12N TO 14N BETWEEN 68W AND 71W 
NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 12N TO 15N BETWEEN 70W AND 74W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 12N TO 16N BETWEEN 68W AND 77W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

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

.FORECASTER FORMOSA. NATIONAL HURRICANE CENTER.