039 
FZNT02 KNHC 152049
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI SEP 15 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI SEP 15.
24 HOUR FORECAST VALID 1800 UTC SAT SEP 16.
48 HOUR FORECAST VALID 1800 UTC SUN SEP 17.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION FIFTEEN NEAR 15.4N 44.0W 1007 MB AT 2100
UTC SEP 15 MOVING NW OR 325 DEG AT 11 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 17N42W TO 17N44W TO 16N45W TO
14N45W TO 14N43W TO 14N42W TO 17N42W WINDS 20 TO 30 KT. SEAS 8 
TO 11 FT. ELSEWHERE WITHIN 21N36W TO 26N43W TO 26N46W TO 22N48W 
TO 13N45W TO 15N38W TO 21N36W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 18.5N 46.6W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 80 NM NE QUADRANT...40 NM SE QUADRANT...0 NM SW 
QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
75 NM NW SEMICIRCLE AND 0 NM SE SEMICIRCLE WITH SEAS TO 15 FT. 
ELSEWHERE WITHIN 21N43W TO 23N48W TO 21N50W TO 17N48W TO 17N47W 
TO 19N44W TO 21N43W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER
OF AREA WITHIN 22N40W TO 25N42W TO 26N49W TO 24N51W TO 16N48W TO
16N42W TO 22N40W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED 
SWELL.
.48 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 22.0N 50.1W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 110 NM NE QUADRANT...80 NM SE QUADRANT...50 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN
180 NM NW SEMICIRCLE AND 90 NM SE SEMICIRCLE WITH SEAS TO 25 FT.
ELSEWHERE WITHIN 26N47W TO 26N52W TO 25N54W TO 20N53W TO 19N49W 
TO 20N46W TO 26N47W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER
OF AREA WITHIN 31N39W TO 26N48W TO 28N55W TO 18N53W TO 18N46W TO
22N41W TO 31N39W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED 
SWELL.
.60 HOUR FORECAST HURRICANE FIFTEEN NEAR 23.6N 51.7W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
.72 HOUR FORECAST HURRICANE FIFTEEN NEAR 25.1N 53.6W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE FIFTEEN NEAR 28.0N 57.3W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT.
.120 HOUR FORECAST HURRICANE FIFTEEN NEAR 32.0N 59.0W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 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 HURRICANE LEE AND TROPICAL STORM MARGOT WELL N OF AREA. 
WITHIN 31N36W TO 31N81W TO 20N70W TO 24N47W TO 31N36W... 
INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 16
FT IN NW TO N SWELL...EXCEPT N TO NE SWELL W OF 70W...HIGHEST
NEAR 31N65W.
.24 HOUR FORECAST WITHIN 30N35W TO 30N79W TO 25N71W TO 29N60W TO
30N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED NE AND NW
SWELL...HIGHEST NEAR 31N41W.
.48 HOUR FORECAST WITHIN 27N56W TO 31N62W TO 30N67W TO 26N73W TO
22N70W TO 22N64W TO 27N56W WINDS 20 KT OR LESS. SEAS TO 8 FT IN
MIXED NE AND NW SWELL.

.CARIBBEAN WITHIN 13N69W TO 13N73W TO 12N73W TO 12N71W TO 11N71W
TO 11N68W TO 13N69W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.