840 
FZNT02 KNHC 250333
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE SEP 25 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE SEP 25.
24 HOUR FORECAST VALID 0000 UTC WED SEP 26.
48 HOUR FORECAST VALID 0000 UTC THU SEP 27.

.WARNINGS.

...ATLC GALE WARNING...
.TROPICAL WAVE FROM 04N43W TO 06N40W. FROM 11N TO 13N BETWEEN 
42W AND 44W WINDS 30 TO 35 KT. SEAS 11 TO 14 FT. ELSEWHERE FROM 
11N TO 14N BETWEEN 41W AND 46W WINDS 20 TO 30 KT. SEAS 9 TO 12 
FT. REMAINDER OF AREA FROM 09N TO 17N BETWEEN 37W AND 50W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.24 HOUR FORECAST TROPICAL WAVE...POSSIBLE TROPICAL 
CYCLONE...FROM 07N51W TO 17N50W. FROM 12N TO 13N BETWEEN 49W AND 
51W WINDS 30 TO 35 KT. SEAS 11 TO 14 FT. ELSEWHERE FROM 11N TO 
15N BETWEEN 48W AND 53W WINDS 20 TO 30 KT. SEAS 9 TO 13 FT. 
REMAINDER OF AREA FROM 09N TO 17N BETWEEN 44W AND 56W WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL WAVE...POSSIBLE TROPICAL 
CYCLONE...FROM 07N58W TO 17N56W. FROM 13N TO 14N BETWEEN 56W AND 
58W WINDS 30 TO 35 KT. SEAS 11 TO 13 FT. ELSEWHERE FROM 12N TO 
16N BETWEEN 55W AND 59W WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. 
REMAINDER OF AREA FROM 10N TO 18N BETWEEN 52W AND 60W WINDS 20 
KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. 

.SYNOPSIS AND FORECAST. 

.ATLC SUBTROPICAL DEPRESSION LESLIE N OF AREA. OVER FORECAST 
WATERS N OF LINE FROM 31N41W TO 29N47W S TO SW WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT. N OF LINE FROM 29N47W TO 27N55W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL. 
.24 HOUR FORECAST POST-TROPICAL LESLIE N OF AREA. COLD FRONT 
FROM 31N43W TO 26N47W TO 26N56W TO 29N65W. E OF FRONT AND N OF 
LINE FROM 31N38W TO 28N41W TO 28N44W S TO SW WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. N OF LINE FROM 29N44W TO 28N52W TO 30N64W WINDS 
20 KT OR LESS. SEAS 8 TO 15 FT IN N TO NE SWELL. 
.48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LESLIE WELL N OF 
AREA. COLD FRONT FROM 30N35W TO 24N42W TO 22N50W...THEN 
WEAKENING COLD FRONT TO 24N59W TO 28N68W. N OF FRONT WINDS 20 KT 
OR LESS. SEAS 8 TO 22 FT IN NW TO N SWELL E OF 42W AND IN N TO 
NE SWELL W OF 42W. SEAS HIGHEST NEAR 31N42W.

.ATLC S OF 21N BETWEEN 71W AND 74W...INCLUDING APPROACH TO 
WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 

.CARIBBEAN FROM 11N TO 18N BETWEEN 69W AND 74W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 12N TO 14N BETWEEN 70W AND 74W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 11N TO 13N BETWEEN 69W AND 73W NE TO E 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.