788 
FZNT02 KNHC 252042
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON SEP 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON SEP 25.
24 HOUR FORECAST VALID 1800 UTC TUE SEP 26.
48 HOUR FORECAST VALID 1800 UTC WED SEP 27.

.WARNINGS.

...ATLANTIC TROPICAL STORM WARNING...
.TROPICAL STORM PHILIPPE NEAR 17.3N 46.7W 1002 MB AT 2100 UTC
SEP 25 MOVING W OR 275 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 40
KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W
SEMICIRCLE...100 NM NE QUADRANT AND 70 NM SE QUADRANT.  SEAS 12
FT OR GREATER WITHIN 180 NM N SEMICIRCLE...75 NM SE QUADRANT AND
30 NM SW QUADRANT WITH SEAS TO 19 FT. ELSEWHERE WITHIN 19N42W TO
21N44W TO 21N47W TO 19N48W TO 16N46W TO 16N42W TO 19N42W WINDS 
20 TO 33 KT. SEAS 11 TO 12 FT. REMAINDER AREA WITHIN 22N41W TO 
25N44W TO 24N50W TO 18N52W TO 15N46W TO 17N42W TO 22N41W WINDS 20
KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 18.4N 50.4W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE. RADIUS 
OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER WITH SEAS
TO 21 FT. ELSEWHERE WITHIN 22N48W TO 21N52W TO 20N53W TO 18N51W 
TO 17N48W TO 19N46W TO 22N48W WINDS 20 TO 33 KT. SEAS 12 FT. 
REMAINDER AREA WITHIN 24N43W TO 27N48W TO 24N55W TO 20N56W TO 
16N52W TO 17N45W TO 24N43W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 20.4N 54.0W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE. RADIUS 
OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER WITH SEAS
TO 21 FT. ELSEWHERE WITHIN 23N51W TO 24N55W TO 20N56W TO 19N52W 
TO 19N49W TO 20N49W TO 23N51W WINDS 20 TO 33 KT. SEAS 12 FT. 
REMAINDER AREA WITHIN 21N48W TO 25N53W TO 23N58W TO 21N58W TO 
18N56W TO 18N48W TO 21N48W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN MIXED SWELL.
.72 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 22.2N 56.3W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 22.9N 57.7W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.120 HOUR FORECAST TROPICAL STORM PHILIPPE NEAR 23.4N 59.5W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 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 12 HOUR FORECAST WITHIN 16N35W TO 15N37W TO 13N37W TO
12N37W TO 11N35W TO 16N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
9 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
11N38W 1007 MB. WITHIN 15N35W TO 15N38W TO 14N39W TO 12N39W TO 
09N37W TO 09N35W TO 15N35W WINDS 20 TO 30 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
12N42W 1007 MB. WITHIN 18N37W TO 18N44W TO 15N44W TO 10N42W TO 
10N40W TO 14N36W TO 18N37W E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT.

.CARIBBEAN WITHIN 13N72W TO 15N73W TO 15N74W TO 12N74W TO 12N73W
TO 12N72W TO 13N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.24 HOUR FORECAST WITHIN 13N72W TO 14N72W TO 13N74W TO 12N74W TO
11N73W TO 12N72W TO 13N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.48 HOUR FORECAST WITHIN 13N72W TO 14N72W TO 13N74W TO 12N74W TO
11N73W TO 12N72W TO 13N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.