000
FZNT02 KNHC 221539
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL                     
1630 UTC TUE SEP 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC TUE SEP 22.
24 HOUR FORECAST VALID 1200 UTC WED SEP 23.
48 HOUR FORECAST VALID 1200 UTC THU SEP 24.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM IDA NEAR 21.0N 48.0W 1005 MB AT 1500 UTC SEP 22 
MOVING E-SE OR 120 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE 
QUADRANT...180 NM SE QUADRANT...AND 40 NM NW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 120 NM NW AND SE QUADRANTS...180 NM NE 
QUADRANT AND 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 19N TO 27N BETWEEN 
45W AND 55W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM IDA NEAR 20.5N 46.3W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS 
WITHIN 140 NM NE QUADRANT...180 NM SE 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 17N TO 26N BETWEEN 42W AND 53W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL
.48 HOUR FORECAST TROPICAL STORM IDA NEAR 20.5N 45.0W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS 
WITHIN 0 NM W SEMICIRCLE...120 NM NE QUADRANT AND 190 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 25N BETWEEN 40W AND 50W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM IDA NEAR 22.0N 45.5W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM IDA NEAR 23.5N 46.5W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM IDA NEAR 25.5N 47.0W. MAXIMUM 
SUSTAINED WINDS 55 KT GUSTS 65 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 73W AND 76W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 11N TO 14N BETWEEN 70W AND 75W 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 GR. NATIONAL HURRICANE CENTER.