000
FZNT02 KNHC 121539
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI AUG 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC FRI AUG 12.
24 HOUR FORECAST VALID 1200 UTC SAT AUG 13.
48 HOUR FORECAST VALID 1200 UTC SUN AUG 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC TROUGH N OF 30N BETWEEN 69W AND 72W SW WINDS 20 KT. SEAS 
LESS THAN 8 FT. 
.06 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.ATLC S OF 22N BETWEEN 69W AND 73W E TO SE WINDS 20 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS MERGED WITH AREA DESCRIBED NEXT.

.ATLC TROUGH FROM 31N54W TO LOW PRES NEAR 25N55W 1013 MB TO 
20N57W. N OF 27 WITHIN 120 NM E OF TROUGH S WINDS 20 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST TROUGH FROM 31N57W TO 21N62W. N OF 28N E OF 
TROUGH TO 53W S WINDS 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST TROUGH 28N61W TO 20N68W. S OF 24N WITHIN 90 NM 
W OF TROUGH NE WINDS 20 KT. SEAS LESS THAN 8 FT.

.ATLC LOW PRES NEAR 18N40W 1011 MB. FROM 16N TO 25N E OF 48W NE 
TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 19N52W 
1009 MB. WITHIN 90 NM N OF CENTER WINDS 20 TO 25 KT. SEAS 8 TO 
10 FT. ELSEWHERE FROM 19N TO 25N BETWEEN 45W AND 55W NE TO E 
WINDS 20 KT. SEAS TO 9 FT. 
.48 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 21N59W 
1009 MB. WITHIN 120 NM OF CENTER WINDS 20 TO 25 KT. SEAS 8 TO 10 
FT. 

.30 HOUR FORECAST FROM 13N TO 17N E OF 37W NE WINDS 20 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST ATLC LOW PRES...POSSIBLE TROPICAL 
CYCLONE...NEAR 13N40W 1009 MB. WITHIN 150 NM N SEMICIRCLE AND 60 
NM S SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 9 FT.

.CARIBBEAN S OF 15N BETWEEN 69W AND 75W E WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. ELSEWHERE FROM 11N TO 18N BETWEEN 68W AND 77W E 
WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 12N TO 14N BETWEEN 72W AND 76W E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 12N TO 17N BETWEEN 69W 
AND 81W E WINDS 20 KT. SEAS 8 FT. 
.48 HOUR FORECAST FROM 11N TO 16N BETWEEN 70W AND 80W E WINDS 20 
TO 25 KT. SEAS TO 9 FT IN E SWELL. 

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.