000
FZNT02 KNHC 230253
HSFAT2

HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL       
              
0430 UTC WED SEP 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC WED SEP 23.
24 HOUR FORECAST VALID 0000 UTC THU SEP 24.
48 HOUR FORECAST VALID 0000 UTC FRI SEP 25.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM IDA NEAR 20.9N 46.8W 1005 MB AT 0300 UTC SEP 23 
MOVING ESE OR 120 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 35 KT 
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE 
QUADRANT... 150 NM SE QUADRANT...0 NM SW QUADRANT...AND 40 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N SEMICIRCLE...90 
NM SE QUADRANT AND 60 NM SW QUADRANT WITH SEAS TO 16 FT.  
ELSEWHERE WITHIN 210 NM OF CENTER EXCEPT 90 NM SW QUADRANT WINDS 
20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA FROM 17N TO 31N 
BETWEEN 43W AND 55W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM IDA NEAR 20.5N 45.8W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 120 NM NE QUADRANT...150 NM SE QUADRANT...0 NM SW 
QUADRANT...AND 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
150 NM OF CENTER EXCEPT 90 NM SW QUADRANT WITH SEAS TO 18 FT. 
ELSEWHERE WITHIN 210 NM OF CENTER EXCEPT 90 NM SW QUADRANT WINDS 
20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA FROM 16N TO 30N 
BETWEEN 42W AND 55W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM IDA NEAR 21.6N 45.1W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 0 NM W SEMICIRCLE...100 NM NE QUADRANT AND 170 NM SE 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM OF CENTER EXCEPT 
60 NM SW QUADRANT WITH SEAS TO 17 FT. ELSEWHERE WITHIN 210 NM OF 
CENTER EXCEPT 90 NM SW QUADRANT WINDS 20 TO 33 KT. SEAS 10 TO 12 
FT. REMAINDER OF AREA FROM 16N TO 29N BETWEEN 40W AND 55W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM IDA NEAR 23.2N 45.4W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IDA NEAR 25.0N 46.5W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM IDA NEAR 26.0N 47.0W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 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 13N BETWEEN 68W AND 72W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 11N TO 14N BETWEEN 68W AND 73W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN NE TO E SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

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

.FORECASTER FORMOSA. NATIONAL HURRICANE CENTER.