000
FZNT02 KNHC 211529
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN APR 21 2013

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN APR 21.                            
24 HOUR FORECAST VALID 1200 UTC MON APR 22.                    
48 HOUR FORECAST VALID 1200 UTC TUE APR 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 26N38W 1011 MB. N OF 25N BETWEEN 44W AND 53W 
N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN N TO NE SWELL. N 
OF 28N E OF 44W WINDS 20 KT OR LESS. SEAS TO 9 FT IN N TO NE 
SWELL. 
.24 HOUR FORECAST LOW PRES NEAR 29N37W 1010 MB. N OF 26N BETWEEN 
40W AND 50W NE WINDS 20 TO 25 KT. SEAS 10 TO 13 FT IN N TO NE 
SWELL. ELSEWHERE N OF LINE FROM 28N35W TO 24N44W TO 21N55W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.48 HOUR FORECAST LOW PRES MOVED NE OF AREA. N OF 24N BETWEEN 
40W AND 53W AND ALSO WITHIN 120 NM OF LINE FROM 23N53W TO 23N60W 
WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE SWELL.

.ATLC FROM 11N TO 22N BETWEEN 54W AND 70W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN MIXED N AND NE SWELL. 
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC WEAKENING STATIONARY FRONT FROM 31N76W TO 26N80W. N OF 
29N W OF FRONT NE WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST TROUGH FROM 31N76W TO 25N80W. N OF 28N W OF 
TROUGH NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.36 HOUR FORECAST TROUGH FROM 31N77W TO 25N79W. N OF 28N W OF 
TROUGH WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE SWELL.
.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 AGUIRRE. NATIONAL HURRICANE CENTER.