000
FZNT02 KNHC 182108
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE APR 18.
24 HOUR FORECAST VALID 1800 UTC WED APR 19.
48 HOUR FORECAST VALID 1800 UTC THU APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 31N43.5W 995 MB. WITHIN 450 NM SW QUADRANT 
WINDS 20 TO 30 KT. SEAS 12 TO 17 FT. WITHIN 210 NM SE QUADRANT 
WINDS 20 TO 25 KT. SEAS 11 TO 13 FT. ELSEWHERE WITHIN AREA 
BOUNDED BY 31N60W TO 31N35W TO 18N35W TO 12N61W TO 18N63W TO 
18N70W TO 23N70W TO 31N60W...INCLUDING IN ATLANTIC EXPOSURES AND 
PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN NW SWELL.
.24 HOUR FORECAST LOW PRES N OF AREA NEAR 32N41W 997 MB. OVER 
FORECAST WATERS WITHIN 330 NM S SEMICIRCLE WINDS 20 TO 25 KT. 
SEAS 9 TO 11 FT. ELSEWHERE E OF LINE FROM 31N58W TO 21N47W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL. S OF 14N 
BETWEEN 38W AND 60W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N 
SWELL. 
.48 HOUR FORECAST N OF 30N BETWEEN 51W AND 58W W TO NW WINDS 20 
TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE N OF LINE FROM 31N62W TO 
28N58W TO 28N48W TO 31N46W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN NW SWELL.  

.ATLC S OF 21N BETWEEN 70W AND 74W...INCLUDING APPROACH TO 
WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST S OF 21N BETWEEN 72W AND 75W...INCLUDING 
APPROACH TO WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN N OF 16N BETWEEN 62W AND 65W...INCLUDING IN ATLANTIC 
EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 8 FT IN NE 
SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 06 HOUR FORECAST S OF 13N BETWEEN 72W AND 75W NE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 30 HOUR FORECAST N OF 18.5N BETWEEN 73W AND 
77W...INCLUDING THE WINDWARD PASSAGE... NE WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT. 
.42 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 AL. NATIONAL HURRICANE CENTER.