000
FZNT02 KNHC 130316
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI OCT 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI OCT 13.
24 HOUR FORECAST VALID 0000 UTC SAT OCT 14.
48 HOUR FORECAST VALID 0000 UTC SUN OCT 15.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM SEAN NEAR 14.1N 39.5W 1005 MB AT 0300 UTC OCT 13
MOVING WNW OR 300 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S
SEMICIRCLE...90 NM NE QUADRANT AND 40 NM NW QUADRANT. SEAS 12
FT OR GREATER WITHIN 120 NM NE QUADRANT...90 NM SE QUADRANT...0
NM SW QUADRANT...AND 75 NM NW QUADRANT WITH SEAS TO 15 FT. ELSEWHERE 
WITHIN 16N36W TO 17N38W TO 17N40W TO 14N41W TO 12N39W TO 13N36W TO 
16N36W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM SEAN NEAR 16.1N 42.3W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 0 NM OF CENTER EXCEPT 70 NM NE QUADRANT. SEAS TO 12 FT WITHIN 
AREA OF TROPICAL STORM WINDS. ELSEWHERE WITHIN 17N39W TO 18N41W TO 
18N42W TO 17N43W TO 16N41W TO 16N40W TO 17N39W WINDS 20 TO 33 KT. 
SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 18N38W TO 20N41W TO 17N44W 
TO 15N43W TO 15N41W TO 16N39W TO 18N38W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL DEPRESSION SEAN NEAR 18.4N 44.7W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 19N43W TO 20N45W 
TO 19N46W TO 18N45W TO 18N44W TO 18N42W TO 19N43W WINDS 20 TO 30 KT. 
SEAS 8 TO 9 FT.
.60 HOUR FORECAST POST-TROPICAL REMNANT LOW SEAN NEAR 19.2N
45.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW SEAN NEAR 20.1N
46.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST...DISSIPATED.

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

...ATLC GALE WARNING...
.COLD FRONT N OF AREA. WITHIN 31N72W TO 31N75.5W TO 30.5N75W TO 
30.5N73.5W TO 31N72.5W TO 31N72W W WINDS 30 TO 35 KT. SEAS 10 TO 
12 FT. ELSEWHERE WITHIN 31N67W TO 30N75W TO 31N76W TO 31N81W TO 
28N77W TO 29N74W TO 31N67W SW TO W WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N58W TO 27N71W. WITHIN 31N51W 
TO 31N60W TO 29N60W TO 27N59W TO 31N51W W WINDS 30 TO 40 KT. SEAS 
12 TO 16 FT. ELSEWHERE WITHIN 31N50W TO 28N56W TO 31N62W TO 26N62W 
TO 25N57W TO 27N51W TO 31N50W SW TO W WINDS 20 TO 30 KT. SEAS 8 TO 
12 FT. REMAINDER OF AREA WITHIN 31N62W TO 31N70W TO 28N70W TO 
27N67W TO 26N63W TO 27N62W TO 31N62W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT MIXED SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N46W TO 26N52W. WITHIN 31N35W 
TO 31N45W TO 27N47W TO 25N44W TO 29N36W TO 31N35W SW WINDS 20 TO 
30 KT. SEAS 12 TO 15 FT. ELSEWHERE WITHIN 31N45W TO 31N57W TO 
27N59W TO 23N55W TO 26N47W TO 31N45W WINDS 20 KT OR LESS. SEAS 8 
TO 12 FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.CARIBBEAN WITHIN 17N83W TO 18N84W TO 17N86W TO 16N86W TO 16N84W
TO 16N83W TO 17N83W SE 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.

.GULF OF MEXICO 36 HOUR FORECAST WITHIN 28N94W TO 29N95W TO
28N97W TO 27N97W TO 27N96W TO 27N95W TO 28N94W N TO NE WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.42 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 ERA. NATIONAL HURRICANE CENTER.