000
FZNT02 KNHC 192136
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE APR 19 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 19.
24 HOUR FORECAST VALID 1800 UTC WED APR 20.
48 HOUR FORECAST VALID 1800 UTC THU APR 21.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC 42 HOUR FORECAST LOW PRES 28N64W 1011 MB. WITHIN 120 NM N 
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 10 TO 15 FT. 
.48 HOUR FORECAST LOW NEAR 27N65W 1011 MB. WITHIN 120 NM N 
SEMICIRCLE OF LOW 25 TO 35 KT. SEAS 10 TO 15 FT. 

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES 21N57W 1013 MB AND TROUGH S OF 27N ALONG 64W. 
FROM 22N TO 28N BETWEEN 48W AND 64W E WINDS 25 TO 30 KT. SEAS 9 
TO 13 FT. ELSEWHERE N OF 21N E OF 72W NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 12 FT. FROM 15N TO 21N E OF 57W E WINDS 20 KT. SEAS TO 
11 FT IN N SWELL. 
.24 HOUR FORECAST LOW PRES 23N61W 1012 MB. WITHIN 120 NM OF LOW 
WINDS 25 TO 30 KT. SEAS 10 TO 15 FT. ELSEWHERE N OF 22N BETWEEN 
72W AND 52W NE TO E WINDS 20 TO 25 KT. SEAS TO 11 FT IN E SWELL. 
N OF 13N E OF 50W NE TO E WINDS 20 KT. SEAS 8 TO 12 FT PRIMARILY 
IN NE SWELL...HIGHEST NEAR 25N35W.    
.42 HOUR FORECAST EXCEPT AS NOTED IN WARNING...N OF 22N BETWEEN 
72W AND 50W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT IN E 
SWELL. ELSEWHERE N OF 12N E OF 55W NE TO E WINDS 20 KT. SEAS TO 
10 FT PRIMARILY IN NE SWELL.   
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNING...N OF 22N 
BETWEEN 72W AND 47W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 13 FT 
IN E SWELL. ELSEWHERE N OF 10N E OF 55W NE TO E WINDS 20 KT. 
SEAS TO 10 FT PRIMARILY IN NE SWELL.   

.CARIBBEAN W OF 83W SE WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 
18N BETWEEN 73W AND 76W INCLUDING THE WINDWARD PASSAGE...NE 
WINDS 20 KT. SEAS LESS THAN 8 FT. FROM 10N TO 13N BETWEEN 72W 
AND 78W NE WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST N OF 18N BETWEEN 73W AND 76W INCLUDING THE
WINDWARD PASSAGE...NE WINDS 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO N OF 23N W OF 88W SE TO S WINDS 20 KT. SEAS LESS 
THAN 8 FT. FROM 20N TO 23N BETWEEN 88W AND 91W SE WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 23N TO 28N W OF 90W SE WINDS 20 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.