000
FZNT02 KNHC 180945
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL                     
1030 UTC FRI SEP 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC FRI SEP 18.
24 HOUR FORECAST VALID 0600 UTC SAT SEP 19.
48 HOUR FORECAST VALID 0600 UTC SUN SEP 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST. 

.ATLC TROPICAL DEPRESSION NINE NEAR 17.6N 45.7W 1007 MB AT 0900 
UTC SEP 18 MOVING NNW OR 330 DEG AT 6 KT. MAXIMUM SUSTAINED 
WINDS 25 KT GUSTS 35 KT. WITHIN 90 NM NE SEMICIRCLE WINDS 20 TO 
25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST POST TROPICAL REMNANT LOW NINE NEAR 19.2N 
48.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 75 NM N 
SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST POST TROPICAL REMNANT LOW NINE NEAR 20.7N 
51.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS LESS THAN 
8 FT.
.72 HOUR FORECAST POST TROPICAL REMNANT LOW NINE NEAR 22.5N 
54.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST TROPICAL REMNANT LOW NINE NEAR 24.0N 
56.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.

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

.ATLC LOW PRES NEAR 14N36W 1009 MB. OVER FORECAST WATERS WITHIN 
60 NM OF CENTER WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
14N38W 1007 MB. WITHIN 120 NM NE SEMICIRCLE WINDS 20 TO 25 KT. 
SEAS TO 9 FT. ELSEWHERE FROM 15N TO 23N E OF 43W WINDS 20 KT OR 
LESS. SEAS 8 FT IN E SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N41W 1006 MB. WITHIN 150 NM NE SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT. ELSEWHERE FROM 15N TO 29N E OF 50W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN E SWELL. 

.ATLC 30 HOUR FORECAST TROUGH FROM 31N78W TO 39N80W. N OF 28N 
WITHIN 120 NM E OF TROUGH SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.48 HOUR FORECAST TROUGH FROM 31N75W TO 27N79W. N OF 29N BETWEEN 
73W AND 75W SW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.