000
FZNT02 KNHC 130331
HSFAT2

HIGH SEAS FORECAST 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
0430 UTC SAT FEB 13 2010

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 0000 UTC SAT FEB 13.
24 HOUR FORECAST VALID 0000 UTC SUN FEB 14.
48 HOUR FORECAST VALID 0000 UTC MON FEB 15.

.WARNINGS.

...ATLC GALE WARNING....
.COLD FRONT FROM 29N35W TO 22N45W TO 18N62W. N OF 28N W OF FRONT
TO 50W W TO NW WINDS 30 TO 40 KT. SEAS 24 TO 35 FT IN NW SWELL. 
.06 HOUR FORECAST COLD FRONT FROM 30N35W TO 22N44W TO 18N63W. N OF 
29N W OF FRONT TO 50W W WINDS 25 TO 35 KT. SEAS 22 TO 34 FT IN 
NW SWELL.
.12 HOUR FORECAST WINDS LESS THAN GALE FORCE.

...ATLC GALE WARNING...
.LOW NEAR 29N79W 998 MB WITH COLD FRONT TO 25N80W. WITHIN 240 NM 
SE QUADRANT OF LOW SE TO S WINDS 25 TO 35 KT. SEAS 8 TO 11 FT. W 
OF FRONT W TO NW WINDS 25 TO 35 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST LOW MOVED WELL N OF AREA WITH COLD FRONT TO 
EXTEND TO 31N65W TO 25N68W TO 21N76W. N OF 26N WITHIN 420 NM E 
OF FRONT S TO SW WINDS 30 TO 40 KT. SEAS 10 TO 16 FT. N OF 28N 
WITHIN 180 NM W OF FRONT W TO NW WINDS 30 TO 40 KT. SEAS 16 TO 
22 FT IN NW SWELL.
.30 HOUR FORECAST N OF 28N BETWEEN 51W AND 62W SW TO W WINDS 30 
TO 35 KT. SEAS 16 TO 21 FT IN NW SWELL.
.42 HOUR FORECAST WINDS LESS THAN GALE FORCE.

...CARIBBEAN AND ATLANTIC ASHFALL ADVISORY...
SOUFRIERE HILLS VOLCANO IN MONTSERRAT AT POSITION 16.7N 62.2W IN 
THE LESSER ANTILLES ERUPTED YESTERDAY AT 1715 UTC. A LARGE ASH 
CLOUD FROM A MAJOR ERUPTION THAT OCCURRED AT 1715 UTC 11 FEBRUARY
2010 REMAINS OVER THE EASTERN CARIBBEAN AND THE TROPICAL FROM 
12N TO 16N BETWEEN 57W AND 61W AND N OF 14N BETWEEN 61W AND
70W. MARINERS SHOULD EXERCISES CAUTION AS REDUCED VISIBILITIES 
COULD IMPACT MARINE OPERATIONS.  

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 29N35W TO 22N45W TO 18N62W. EXCEPT AS 
NOTED IN WARNINGS...N OF 24N W OF FRONT TO 59W NW WINDS 20 TO 30 
KT. SEAS 12 TO 26 FT IN NW SWELL. N OF 22N E OF FRONT SW 20 TO 
30 KT. SEAS 12 TO 16 FT. ELSEWHERE N OF 20N W OF FRONT TO 
72W WINDS LESS THAN 20 KT. SEAS 11 TO 19 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 23N35W TO 16N45W. N OF 27N E OF
42W W TO NW WINDS 20 TO 30 KT. SEAS 22 TO 28 FT IN NW SWELL.
ELSEWHERE N OF 20N W OF FRONT TO 55W WINDS LESS THAN 20 KT. SEAS 
14 TO 24 FT IN NW SWELL...HIGHEST N OF 28N.
.48 HOUR FORECAST FRONT DISSIPATED. CONDITIONS AS DESCRIBED IN
PARAGRAPH BELOW.

.ATLC LOW NEAR 29N79W 998 MB WITH COLD FRONT TO 25N80W. EXCEPT AS 
NOTED IN WARNINGS...N OF 22N W OF 70W SE TO S WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT N OF BAHAMAS. 
.24 HOUR FORECAST COLD FRONT FROM 31N65W TO 25N68W TO 21N76W.
EXCEPT AS NOTED IN WARNINGS...W OF FRONT NW WINDS 20 TO 30 KT. 
SEAS 9 TO 15 FT N OF BAHAMAS. N OF 22N E OF FRONT TO 55W S TO 
SW WINDS 20 TO 30 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N43W TO 25N57W WEAKENING TO 
19N69W. EXCEPT AS NOTED IN WARNINGS...N OF 28N W OF FRONT TO
69W W TO NW WINDS 20 TO 25 KT. SEAS 15 TO 22 FT IN NW SWELL. N 
OF 27N E OF FRONT SW WINDS 20 TO 30 KT. SEAS 10 TO 15 FT. ELSEWHERE
N OF 22N BETWEEN 55W AND 75W AND E OF 55W WINDS LESS THAN 20 KT. 
SEAS 10 TO 17 FT IN NW SWELL EXCEPT N OF 28N BETWEEN 46W AND 59W
15 TO 24 FT.

.CARIBBEAN FROM 11N TO 14N BETWEEN 65W AND 76W NE TO E WINDS 20 
KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 11N TO 14N BETWEEN 64W AND 72W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN COLD FRONT FROM 22N84W TO 17N88W. NW OF FRONT NW 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT YUCATAN CHANNEL.
.24 HOUR FORECAST COLD FRONT FROM 20N75W TO 15N79W TO 12N84W. NW
OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST COLD FRONT DISSIPATING FROM 19N69W TO 12N84W.
N OF FRONT TO 17N BETWEEN 80W AND 84W N TO NE WINDS 20 KT. SEAS
8 FT.

.GULF OF MEXICO COLD FRONT FROM 25N82W TO 21N87W. E OF 93W NW WINDS
20 TO 25 KT. SEAS 8 TO 12 FT...HIGHEST NEAR 24N85W. W OF 93W 
N TO NE WINDS 20 KT. SEAS 8 TO 13 FT IN N SWELL...HIGHEST S OF 24N.
.18 HOUR FORECAST S OF 27N E OF 90W N WINDS 20 KT. SEAS 8 TO 10 
FT IN NW SWELL. BETWEEN 90W AND A LINE FROM 27N90W TO 19N96W
WINDS LESS THAN 20 KT. SEAS TO 90 FT IN SUBSIDING N SWELL.
.24 HOUR FORECAST SE OF LINE FROM 27N83W TO 22N88W N WINDS TO 20 
KT. SEAS TO 9 FT IN RESIDUAL SWELL. S OF 26N BETWEEN 88W AND 92W
WINDS LESS THAN 20 KT. SEAS TO 8 FT IN N SWELL.
.36 HOUR FORECAST  WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER AGUIRRE. TROPICAL PREDICTION CENTER.