995 
FZNT02 KNHC 281018
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU SEP 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU SEP 28.
24 HOUR FORECAST VALID 0600 UTC FRI SEP 29.
48 HOUR FORECAST VALID 0600 UTC SAT SEP 30.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM PHILIPPE NEAR 18.8N 54.6W 1002 MB AT 0900 UTC 
SEP 28 MOVING WNW OR 300 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 45 
KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W 
SEMICIRCLE...150 NM NE QUADRANT AND 130 NM SE QUADRANT. SEAS 12 
FT OR GREATER WITHIN 300 NM N SEMICIRCLE...180 NM SE QUADRANT AND
120 NM SW QUADRANT WITH SEAS TO 22 FT. ELSEWHERE WITHIN 23N50W 
TO 24N54W TO 22N59W TO 16N56W TO 17N53W TO 20N49W TO 23N50W WINDS
20 TO 33 KT. SEAS 10 TO 15 FT. REMAINDER OF AREA WITHIN 24N49W 
TO 28N55W TO 28N61W TO 20N62W TO 16N60W TO 16N50W TO 24N49W WINDS
20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 19.3N 56.0W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 100 NM NE QUADRANT...90 NM SE QUADRANT...0 NM SW 
QUADRANT...AND 20 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
180 NM N SEMICIRCLE...75 NM SE QUADRANT AND 0 NM SW QUADRANT WITH
SEAS TO 17 FT. ELSEWHERE WITHIN 23N53W TO 23N57W TO 22N60W TO 
20N60W TO 17N56W TO 18N54W TO 23N53W WINDS 20 TO 33 KT. SEAS 9 TO
13 FT. REMAINDER OF AREA WITHIN 26N51W TO 29N56W TO 28N67W TO 
23N68W TO 18N62W TO 19N52W TO 26N51W WINDS 20 KT OR LESS. SEAS 8 
TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 18.9N 57.1W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 60 NM NE QUADRANT...50 NM SE QUADRANT...0 NM SW 
QUADRANT...AND 10 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90
NM N SEMICIRCLE...45 NM SE QUADRANT AND 0 NM SW QUADRANT WITH 
SEAS TO 15 FT. ELSEWHERE WITHIN 21N56W TO 22N58W TO 21N62W TO 
18N60W TO 18N58W TO 19N55W TO 21N56W WINDS 20 TO 33 KT. SEAS 9 TO
12 FT. REMAINDER OF AREA WITHIN 27N56W TO 26N64W TO 24N70W TO 
19N66W TO 18N61W TO 19N54W TO 27N56W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 18.0N 58.3W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW PHILIPPE NEAR 18.2N 
59.3W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW PHILIPPE NEAR 19.0N
60.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.

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...
.LOW PRES NEAR 15.5N44.5W 1006 MB. WITHIN 21N41W TO 24N49W TO 
16N50W TO 13N45W TO 13N41W TO 16N39W TO 21N41W E TO SE WINDS 20 
TO 30 KT. SEAS 8 TO 13 FT.
.06 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
16.5N45W 1005 MB. WITHIN 18N43W TO 18N44W TO 18N45W TO 17N44W TO
17N43W TO 18N43W SE WINDS 30 TO 35 KT. SEAS 12 TO 15 FT.
ELSEWHERE WITHIN 20N42W TO 22N45W TO 21N49W TO 18N48W TO 15N45W 
TO 17N41W TO 20N42W WINDS 20 TO 30 KT. SEAS 9 TO 13 FT. REMAINDER
OF AREA WITHIN 20N40W TO 23N42W TO 25N48W TO 17N49W TO 14N44W TO
15N41W TO 20N40W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED 
SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
18.5N46.5W 1003 MB. WITHIN 19N45W TO 20N46W TO 19N47W TO 18N47W 
TO 17N46W TO 18N45W TO 19N45W WINDS 30 TO 40 KT. SEAS 13 TO 17 
FT. ELSEWHERE WITHIN 20N43W TO 22N44W TO 22N49W TO 20N50W TO 
16N48W TO 17N44W TO 20N43W WINDS 20 TO 30 KT. SEAS 10 TO 14 FT. 
REMAINDER OF AREA WITHIN 23N42W TO 26N51W TO 19N52W TO 16N48W TO 
16N45W TO 20N41W TO 23N42W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
19.5N48.5W 1002 MB. WITHIN 21N47W TO 21N49W TO 20N49W TO 19N49W 
TO 19N47W TO 21N47W WINDS 35 TO 45 KT. SEAS 13 TO 20 FT.
ELSEWHERE WITHIN 22N46W TO 23N48W TO 22N52W TO 20N52W TO 17N49W 
TO 18N46W TO 22N46W WINDS 20 TO 30 KT. SEAS 10 TO 16 FT.
REMAINDER OF AREA WITHIN 26N46W TO 27N56W TO 19N54W TO 17N49W TO
20N44W TO 26N46W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED
SWELL.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N73W TO 31N81.5W TO 30N81.5W TO 30N80W TO
30.5N78W TO 30.5N74.5W TO 31N73W E TO SE WINDS 20 TO 25 KT. SEAS
8 TO 9 FT.
.24 HOUR FORECAST WITHIN 30.5N79W TO 31N79W TO 31N80W TO 
30N80.5W TO 30N80W TO 30.5N79W WINDS 20 KT OR LESS. SEAS 8 FT IN 
NE SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.ATLC WITHIN 31N50W TO 31N63W TO 29N61W TO 29N55W TO 31N50W
WINDS 20 KT OR LESS. SEAS 8 FT IN E SWELL.
.24 HOUR FORECAST WITHIN 30.5N55.5W TO 30.5N65.5W TO 30N66.5W TO
30N59W TO 29.5N55.5W TO 30.5N55.5W WINDS 20 KT OR LESS. SEAS 8 
FT IN SE SWELL.
.48 HOUR FORECAST WITHIN 31N37W TO 31N60W TO 27N55W TO 27N47W TO
31N37W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.

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

$$
.FORECASTER HAGEN. NATIONAL HURRICANE CENTER.