491 
FZNT02 KNHC 262010
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU OCT 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU OCT 26.
24 HOUR FORECAST VALID 1800 UTC FRI OCT 27.
48 HOUR FORECAST VALID 1800 UTC SAT OCT 28.

.WARNINGS.

...ATLC STORM WARNING...
.LOW PRES(FORMER TAMMY)NEAR 31N59W 973 MB. N OF 29N BETWEEN 57W 
AND 63W WINDS 35 TO 50 KT. SEAS 18 TO 26 FT. ELSEWHERE N OF 27N 
BETWEEN 52W AND 70W WINDS 25 TO 35 KT. SEAS 12 TO 22 FT. FROM 
21N TO 28N W OF 70W NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NE 
SWELL E OF THE BAHAMAS. REMAINDER OF THE AREA N OF 19N...E OF 
THE BAHAMAS AND W OF A LINE FROM 31N45W TO 19N56W WINDS 20 KT OR 
LESS. SEAS 8 TO 12 FT PRIMARILY IN NORTHERLY SWELL.
.24 HOUR FORECAST LOW PRES(FORMER TAMMY)NEAR 31N63W 998 MB. N OF 
30N BETWEEN 60W AND 67W WINDS 25 TO 35 KT. SEAS 12 TO 20 FT. 
ELSEWHERE N OF 28N BETWEEN 59W AND 72W WINDS WINDS 20 TO 25 KT. 
SEAS 12 TO 18 FT IN MIXED SWELL. REMAINDER OF THE AREA N OF 
15N...E OF THE BAHAMAS AND W OF A LINE FROM 31N50W TO 22N58W TO 
15N55W...INCLUDING ATLANTIC PASSAGES...WINDS 20 KT OR LESS. SEAS 
8 TO 12 FT PRIMARILY IN NORTHERLY SWELL. N OF 25N E OF 42W WINDS 
20 KT OR LESS. SEAS 8 FT IN N SWELL.
.48 HOUR FORECAST LOW PRES(FORMER TAMMY)N OF AREA NEAR 32N63W 
999 MB. N OF 30N BETWEEN 60W AND 63W S TO SW WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT. N OF 30N BETWEEN 63W AND 67W W TO NW WINDS 20 
TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF 15N...E OF THE BAHAMAS 
AND W OF A LINE FROM 31N59W TO 25N63W TO 15N55W...INCLUDING 
ATLANTIC PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
PRIMARILY IN NORTHERLY SWELL.

.SYNOPSIS AND FORECAST.

.ATLC 36 HOUR FORECAST FROM 09N TO 13N BETWEEN 42W AND 52W WINDS 
20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 09N TO 15N BETWEEN 40W AND 52W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL.

.CARIBBEAN N OF 18N W OF 76W...AND WITHIN 30 NM OF A LINE FROM 
20N74W TO 16N78W...INCLUDING THE WINDWARD PASSAGE AND BETWEEN 
CUBA AND JAMAICA...NE TO E WINDS 20 TO 25 KT. SEAS 8 FT W OF 
80W. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO FROM 23N TO 25N E OF 87W...INCLUDING STRAITS OF 
FLORIDA...AND FROM 25N TO 28N E OF 88W WINDS 20 TO 25 KT. SEAS 8 
TO 9 FT IN THE STRAITS OF FLORIDA. 
.24 HOUR FORECAST FROM 23N TO 25N E OF 87W...INCLUDING STRAITS 
OF FLORIDA...E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 23N TO 25N E OF 84W...INCLUDING STRAITS 
OF FLORIDA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.