000
FZNT02 KNHC 222124
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI SEP 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 22.
24 HOUR FORECAST VALID 1800 UTC SAT SEP 23.
48 HOUR FORECAST VALID 1800 UTC SUN SEP 24.

.WARNINGS.

...TROPICAL STORM WARNING...


.SYNOPSIS AND FORECAST.

.ATLC TROPICAL STORM OPHELIA NEAR 33.1N 76.2W 986 MB AT 2100 UTC
SEP 22 MOVING NNW OR 345 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 
60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 240 NM NE 
QUADRANT...60 NM SE QUADRANT...70 NM SW QUADRANT...AND 160 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM NE QUADRANT...150 
NM SE QUADRANT...210 NM SW QUADRANT...AND 120 NM NW QUADRANT WITH
SEAS TO 23 FT. OVER FORECAST WATERS WITHIN 31N73W TO 31N80W TO 
31N79.5W TO 30.5N77.5W TO 31N74W TO 31N73W W TO NW WINDS 20 TO 25
KT. SEAS 11 TO 14 FT IN MIXED SWELL. ELSEWHERE WITHIN 31N71W TO 
31N77W TO 31N81W TO 29N80W TO 29N79W TO 30N75W TO 31N71W WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM OPHELIA WELL N OF AREA AND 
INLAND NEAR 36.1N 77.2W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 
KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E SEMICIRCLE AND 20 
NM W SEMICIRCLE. OVER FORECAST WATERS WITHIN 31N72W TO 31N77W TO 
30N76W TO 30N75W TO 30N73W TO 31N72W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT IN NW SWELL.
.30 HOUR FORECAST OVER FORECAST WATERS CONDITIONS IMPROVE. WINDS
20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST POST-TROPICAL EXTRATROPICAL OPHELIA NEAR 37.6N
77.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL OPHELIA NEAR 38.9N
76.6W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. 
.60 HOUR FORECAST POST-TROPICAL EXTRATROPICAL OPHELIA NEAR 39.9N
76.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.72 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 LOW PRES E OF AREA NEAR 15N34.5W 1009 MB MOVING W-NW 13 
KT. OVER FORECAST WATERS WITHIN 19N35W TO 18N37W TO 17N37W TO 
17N36W TO 17N35W TO 19N35W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 
10 FT IN NE TO E SWELL. ELSEWHERE WITHIN 18N37W TO 21N35W TO 
21N38W TO 19N40W TO 15N38W TO 14N35W TO 18N37W WINDS 20 KT OR 
LESS. SEAS 8 TO 10 FT IN NE SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15.5N40.5W 1008 MB. WITHIN 18N39W TO 19N41W TO 18N42W TO 17N41W 
TO 15N40W TO 17N40W TO 18N39W WINDS 20 TO 30 KT. SEAS 9 TO 11 FT
IN E SWELL. ELSEWHERE WITHIN 23N35W TO 23N39W TO 20N47W TO 
15N45W TO 14N40W TO 17N35W TO 23N35W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN NE TO E SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16N46W 1006 MB. WITHIN 19N45W TO 21N45W TO 20N46W TO 18N47W TO 
16N47W TO 17N44W TO 19N45W WINDS 20 TO 30 KT. SEAS 10 TO 12 FT 
IN E SWELL. ELSEWHERE WITHIN 20N35W TO 24N43W TO 22N49W TO 
17N52W TO 13N46W TO 20N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN E SWELL.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.