492 
FZNT02 KNHC 181007
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED OCT 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED OCT 18.
24 HOUR FORECAST VALID 0600 UTC THU OCT 19.
48 HOUR FORECAST VALID 0600 UTC FRI OCT 20.

.WARNINGS.

...ATLC STORM WARNING...
.LOW PRES NEAR 12N46W 1008 MB. WITHIN 20N44W TO 21N52W TO 17N53W
TO 07N47W TO 08N42W TO 13N41W TO 20N44W E WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT.
.06 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
12.5N47.5W 1007 MB. FROM 12N TO 14N BETWEEN 45W AND 47.5W E TO 
SE WINDS 30 TO 35 KT. SEAS 10 TO 13 FT. ELSEWHERE WITHIN 15N44W 
TO 19N49W TO 19N52W TO 15N53W TO 09N46W TO 10N43W TO 15N44W E TO 
SE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA WITHIN 
20N46W TO 22N50W TO 20N56W TO 15N53W TO 09N46W TO 11N42W TO 
20N46W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E TO SE SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
13N52W 1004 MB. FROM 12N TO 15N BETWEEN 49.5W AND 53W WINDS 30 TO
40 KT. SEAS 12 TO 16 FT. ELSEWHERE WITHIN 14N48W TO 16N49W TO 
18N53W TO 17N55W TO 11N53W TO 11N48W TO 14N48W WINDS 20 TO 30 
KT. SEAS 9 TO 13 FT. REMAINDER OF AREA WITHIN 17N45W TO 23N52W 
TO 22N60W TO 13N55W TO 10N47W TO 17N45W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
14.5N57W 999 MB. FROM 14N TO 17N BETWEEN 55W AND 58W WINDS 34 TO
50 KT. SEAS 14 TO 20 FT. ELSEWHERE FROM 12.5N TO 18.5N BETWEEN
52W AND 59W WINDS 20 TO 33 KT. SEAS 10 TO 16 FT. REMAINDER OF
AREA WITHIN 22N52W TO 25N60W TO 23N66W TO 10N57W TO 10N49W TO 
22N52W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.CARIBBEAN STATIONARY FRONT FROM 20N77W TO 16.5N83W TO 16N87W.
WITHIN 20N79W TO 21N79W TO 21N80W TO 19N84W TO 18N85W TO 17N83W 
TO 20N79W N TO NE WINDS 20 TO 25 KT. SEAS 8 FT.
.12 HOUR FORECAST STATIONARY FRONT IN SAME LOCATION. WITHIN 
19N83W TO 19N85W TO 18N87W TO 16N87W TO 16N86W TO 17N84W TO 
19N83W NE WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST STATIONARY FRONT DISSIPATED. 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 HAGEN. NATIONAL HURRICANE CENTER.