000
FZNT02 KNHC 300249
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON OCT 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 30.
24 HOUR FORECAST VALID 0000 UTC TUE OCT 31.
48 HOUR FORECAST VALID 0000 UTC WED NOV 01.

.WARNINGS.

...ATLC GALE WARNING...
.COLD FRONT FROM 31N73W TO 25N74.5W TO 21.5N78.5W. SURFACE 
TROUGH FROM 31N72W TO 20N76W. N OF 28N E OF TROUGH TO 68W S 
WINDS 30 TO 40 KT. SEAS 8 TO 14 FT. N OF 29N W OF FRONT W TO NW 
WINDS 25 TO 30 KT WITH FREQUENT GUSTS 35 TO 40 KT. SEAS 8 TO 14 
FT. ELSEWHERE W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS TO 11 
FT E OF 80W AND NE OF BAHAMAS. REMAINDER OF AREA N OF 26N E OF 
TROUGH TO 67W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.06 HOUR FORECAST COLD FRONT FROM 31N72W TO 22N78W. SURFACE 
TROUGH FROM 31N71W TO 20N75.5W. N OF 27N E OF TROUGH TO 65W S TO 
SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. N OF 28.5N W OF FRONT NW 
WINDS 20 TO 25 KT. SEAS 8 TO 13 FT. ELSEWHERE N OF 26N W OF 
TROUGH TO 80W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. 
.24 HOUR FORECAST COLD FRONT FROM 31N66W TO 20.5N75W. N OF 28N W 
OF FRONT TO 74W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. 
.48 HOUR FORECAST STATIONARY FRONT FROM 31N64W TO 26N68W TO 
20N74W. WITHIN 90 NM NW OF FRONT N TO NE WINDS 20 TO 25 KT. SEAS 
TO 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 30.5N47W 1010 MB. COLD FRONT FROM LOW TO 
22.5N55W. OVER FORECAST WATERS WITHIN 120 NM E SEMICIRCLE OF LOW 
WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE N OF 25N BETWEEN 
43W AND 47W WINDS 20 KT OR LESS. SEAS TO 8 FT IN MIXED NE AND SE 
SWELL.
.24 HOUR FORECAST LOW PRES NEAR 31N457W 1010 MB. N OF 30.5N 
BETWEEN 43W AND 50W WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST LOW PRES NEAR 29.5N49W 1012 MB. OVER FORECAST 
WATERS WITHIN 180 NM NW SEMICIRCLE NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT IN NE SWELL.

.ATLC FROM 09N TO 12.5N BETWEEN 35W AND 44W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN MIXED N AND E SWELL.
.24 HOUR FORECAST 09N TO 13N BETWEEN 43W AND 49W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN MIXED NE AND SE SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN COLD FRONT FROM 21.5N78.5W TO 18N89W. SURFACE TROUGH 
FROM 20N76W TO 13N82.5W. YUCATAN CHANNEL N OF FRONT WINDS 20 KT 
OR LESS. SEAS TO 8 FT IN N SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO COLD FRONT SE OF AREA. E OF LINE FROM 29.5N86.5W 
TO 23.5N83.5W NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE S 
OF LINE FROM 28N85.5W TO 19N95W WINDS 20 KT OR LESS. SEAS TO 9 
FT IN NW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.