000
FZNT02 KNHC 180927
HSFAT2

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW PRES NEAR 32N44W 993 MB. WEAKENING COLD FRONT FROM 31N35W 
TO 21N38W TO 15N60W. N OF 25N BETWEEN 40W AND 55W WINDS 20 TO 30 
KT. SEAS 15 TO 21 FT IN N SWELL. N OF 28N E OF 36W S WINDS 20 TO 
25 KT. SEAS TO 12 FT. ELSEWHERE SE OF A LINE FROM 31N61W TO 
20N71W TO ANOTHER LINE FROM 25N35W TO 15N55W TO 15N61W WINDS 20 
KT OR LESS. SEAS 8 TO 12 FT IN N SWELL...EXCEPT 12 TO 16 FT IN N 
SWELL N OF 20N BETWEEN 38W AND 57W.
.24 HOUR FORECAST LOW PRES NEAR 31N42W 997 MB. DISSIPATING COLD 
FRONT FROM 23N35W TO 15N45W. N OF 25N E OF 50W WINDS 20 TO 25 
KT. SEAS 12 TO 15 FT IN N SWELL. ELSEWHERE SE OF A LINE FROM 
31N55W TO 22N60W TO 23N73W AND E OF BAHAMAS TO ANOTHER LINE FROM 
15N35W TO 09N48W TO 09N60W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT 
IN N SWELL. 
.48 HOUR FORECAST LOW N OF AREA. NEW COLD FRONT FROM 31N47W TO 
27N49W TO 25N55W. N OF 28N E OF 43W SW TO W WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT. N OF 27N W OF FRONT TO 58W NW WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT.

.ATLC S OF 22N BETWEEN 68W AND 75W NE TO E WINDS 20 TO 25 KT. 
SEAS 8 FT.
.24 HOUR FORECAST S OF 22N BETWEEN 70W AND 74W E WINDS 20 TO 25 
KT. SEAS TO 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN NE ATLC PASSAGES WINDS 20 KT OR LESS. SEAS TO 8 FT IN 
N SWELL. 
.24 HOUR FORECAST NE ATLC PASSAGES WINDS 20 KT OR LESS. SEAS TO 
8 FT IN N SWELL. 
.48 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 GR. NATIONAL HURRICANE CENTER.