292 
FZNT02 KNHC 160356
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SAT SEP 16 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SAT SEP 16.
24 HOUR FORECAST VALID 0000 UTC SUN SEP 17.
48 HOUR FORECAST VALID 0000 UTC MON SEP 18.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL DEPRESSION FIFTEEN NEAR 16.3N 44.7W 1007 MB AT 0300
UTC SEP 16 MOVING NW OR 320 DEG AT 12 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 30 NM OF 
CENTER EXCEPT 0 NM NW QUADRANT WITH SEAS TO 12 FT. WITHIN 21N41W
TO 21N43W TO 18N46W TO 16N46W TO 15N43W TO 16N41W TO 21N41W E TO
SE WINDS 20 TO 30 KT. SEAS 9 TO 11 FT. WITHIN 21N38W TO 26N48W 
TO 22N50W TO 14N46W TO 20N44W TO 14N42W TO 21N38W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.12 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 17.9N 45.8W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. 
.24 HOUR FORECAST TROPICAL STORM FIFTEEN NEAR 20.1N 47.7W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 90 NM NE QUADRANT...60 NM SE QUADRANT...20 NM SW 
QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 120 NM E SEMICIRCLE...105 NM SW QUADRANT AND 75 NM NW
QUADRANT WITH SEAS TO 18 FT. WITHIN 23N44W TO 24N47W TO 23N50W 
TO 20N51W TO 18N49W TO 20N45W TO 23N44W E WINDS 20 TO 33 KT. 
SEAS 10 TO 12 FT. WITHIN 21N40W TO 25N42W TO 26N49W TO 21N52W TO
16N49W TO 18N42W TO 21N40W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE FIFTEEN NEAR 23.3N 50.9W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM NE QUADRANT...90 NM SE QUADRANT...50 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 180 NM E SEMICIRCLE...165 NM SW QUADRANT AND 120 NM NW
QUADRANT WITH SEAS TO 27 FT. WITHIN 26N48W TO 27N53W TO 25N54W 
TO 21N54W TO 20N49W TO 22N46W TO 26N48W E WINDS 20 TO 33 KT. 
SEAS 12 TO 16 FT. WITHIN 26N41W TO 29N45W TO 28N54W TO 21N56W TO
18N53W TO 19N45W TO 26N41W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE FIFTEEN NEAR 26.0N 54.6W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST HURRICANE FIFTEEN NEAR 29.3N 57.9W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT. 
.120 HOUR FORECAST HURRICANE FIFTEEN NEAR 34.1N 58.3W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 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 31N35W TO 30N50W TO 31N81W TO 20N68W TO 22N59W TO 27N55W 
TO 31N35W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN NW TO N SWELL. 
.24 HOUR FORECAST WITHIN 31N53W TO 30N77W TO 27N78W TO 24N69W TO
24N64W TO 31N53W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN N SWELL. WITHIN 31N35W TO 30N51W TO 
28N52W TO 27N42W TO 28N39W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN N SWELL. 
.48 HOUR FORECAST WITHIN 31N42W TO 31N58W TO 28N55W TO 28N47W TO
31N42W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.

.CARIBBEAN 21 HOUR FORECAST WITHIN 13N71W TO 12N72W TO 13N73W TO
11N74W TO 11N72W TO 11N69W TO 13N71W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE. 
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

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

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.