000
FZNT02 KNHC 090244
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON OCT 09 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MON OCT 09.
24 HOUR FORECAST VALID 0000 UTC TUE OCT 10.
48 HOUR FORECAST VALID 0000 UTC WED OCT 11.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 31N40W 1009 MB NEARLY STATIONARY. OVER 
FORECAST WATERS WITHIN 120 NM E AND 60 NM W SEMICIRCLES WINDS 20 
TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF 27N BETWEEN 40W AND 
50W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL. 
.24 HOUR FORECAST LOW PRES...POSSIBLE SUBTROPICAL OR TROPICAL 
CYCLONE...NEAR 30.5N41W 1009 MB. N OF 30N BETWEEN 42W AND 46W N 
TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE N OF 28N 
BETWEEN 47W AND 53W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL. 
.48 HOUR FORECAST WEAKENING LOW PRES NEAR 31N39W 1010 MB. WINDS 
20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC 12 HOUR FORECAST TROUGH FROM 20N73W TO 26N75W. FROM 24N TO 
26N WITHIN 180 NM E OF TROUGH E TO SE WINDS 20 TO 25 KT. SEAS 8 
FT.
.18 HOUR FORECAST TROUGH FROM 20N74W TO 26N76W. FROM 24N TO 25N 
WITHIN 90 NM E OF TROUGH E TO SE WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST TROUGH WEAKENING FROM 20N75W TO 26N77W. WINDS 
20 KT OR LESS. SEAS LESS THAN 8 FT. 

.ATLC 18 HOUR FORECAST TROUGH ALONG 61W FROM 20N TO 26N. FROM 
20N TO 24N WITHIN 180 NM E OF TROUGH E WINDS 20 TO 25 KT. SEAS 
TO 8 FT.
.24 HOUR FORECAST TROUGH ALONG 63W FROM 20N TO 26N. FROM 20N 
TO 25N WITHIN 180 NM E OF TROUGH E WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST TROUGH FROM 20N65W NE TO 26N64W. FROM 22N TO 
27N WITHIN 300 NM W OF TROUGH NE TO E WINDS 20 TO 25 KT. SEAS 8 
FT. FROM 22N TO 26N WITHIN 120 NM E OF TROUGH TO 60W E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT. FROM 26N TO 28N BETWEEN 60W AND 67W 
WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E SWELL. 

.GULF OF MEXICO 48 HOUR FORECAST FROM 20N TO 21N BETWEEN 91W AND 
91.5W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.