000
FZNT02 KNHC 121620
HSFAT2

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

...ATLC GALE WARNING....
.COLD FRONT 31N39W TO 18N65W. N OF 29N FROM 45W TO 63W W TO NW 
WINDS 30 TO 40 KT. SEAS 24 TO 34 FT IN NW SWELL. 
.12 HOUR FORECAST COLD FRONT 30N35W TO 18N63W. N OF 29N E OF 55W 
W WINDS 25 TO 35 KT. SEAS 22 TO 34 FT IN NW SWELL.
.24 HOUR FORECAST WINDS LESS THAN GALE FORCE.

...ATLC GALE WARNING...
.12 HOUR FORECAST LOW PRES 996 MB AT 28N79W. WITHIN 180 NM SE 
QUADRANT OF LOW SW WINDS 30 TO 40 KT. SEAS 8 TO 11 FT. 
.24 HOUR FORECAST COLD FRONT 31N68W TO 22N80W. N OF 26N FROM 65W 
TO 78W SW TO W WINDS 30 TO 45 KT. SEAS 12 TO 18 FT.
.48 HOUR FORECAST N OF 26N FROM 60W TO 72W SW TO W WINDS 30 TO 
40 KT. SEAS 12 TO 22 FT.

...GULF OF MEXICO GALE WARNING...
.LOW PRES 27N88W 997 MB. COLD FRONT FROM LOW PRES TO 18N94W. N 
OF 24N E OF 90W NE TO E WINDS 30 TO 40 KT N OF LOW CENTER AND S 
TO SW WINDS 30 TO 40 KT SE OF FRONT. SEAS 8 TO 10 FT. 
.12 HOUR FORECAST W OF 87W NW WINDS 25 TO 35 KT. SEAS 8 TO 10 
FT. 
.24 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 REMAINS OVER THE EASTERN CARIBBEAN AND THE TROPICAL N 
ATLC...OVER 700 NM TO THE SE OF THE SUMMIT AT 1115 UTC. MARINERS 
SHOULD EXERCISES CAUTION AS REDUCED VISIBILITY COULD IMPACT 
MARINE OPERATIONS.  

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT 31N39W TO 18N65W. EXCEPT AS NOTED IN 
WARNINGS...N OF 24N W OF FRONT TO 65W 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 75W WINDS 
LESS THAN 20 KT. SEAS 9 TO 20 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT 25N35W TO 18N48W. N OF 26N W OF 
FRONT TO 52W W TO NW WINDS 20 TO 30 KT. SEAS 20 TO 30 KT IN NW 
SWELL. N OF 22N E OF FRONT SW WINDS 20 TO 25 KT. SEAS 8 TO 10 
FT. ELSEWHERE N OF 20N W OF FRONT TO 62W WINDS LESS THAN 20 KT. 
SEAS 12 TO 22 FT IN NW SWELL.
.48 HOUR FORECAST DISSIPATING COLD FRONT 20N35W TO 18N40W. 
CONDITIONS MERGE WITH PARAGRAPH BELOW.

.ATLC 12 HOUR FORECAST LOW PRES 996 MB AT 28N79W. EXCEPT AS 
NOTED IN WARNINGS...N OF 22N W OF 72W SE TO S WINDS 20 TO 30 KT. 
SEAS TO 9 FT. 
.24 HOUR FORECAST EXCEPT AS NOTED IN WARNINGS...W OF FRONT NW 
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT NE OF BAHAMAS. N OF 22N E OF 
FRONT TO 62W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST COLD FRONT 30N50W TO 20N70W...EXCEPT AS NOTED 
IN WARNINGS...N OF 22N W OF FRONT W TO NW WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT. N OF 22N E OF FRONT TO 55W S TO SW WINDS 20 TO 
30 KT. SEAS 8 TO 12 FT.

.CARIBBEAN FROM 11N TO 14N BETWEEN 70W AND 77W NE TO E WINDS 20 
KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 11N TO 14N BETWEEN 73W AND 77W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST FROM 10N TO 14N BETWEEN 74W AND 79W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.CARIBBEAN 24 HOUR FORECAST COLD FRONT 22N82W TO 16N85W. NW OF 
FRONT NW TO N WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 240 NM W OF 
FRONT N WINDS 20 KT. SEAS TO 9 FT.

.GULF OF MEXICO LOW PRES 1002 MB AT 27N92W WITH COLD FRONT TO 
21N91W. N OF 22N W OF 87W WINDS 20 TO 30 KT. SEAS TO 10 FT. 
.06 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...N OF 20N W OF 
84W WINDS 20 TO 30 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST COLD FRONT SE OF AREA. E OF 95W NW TO N 
WINDS 20 TO 25 KT. SEAS TO 12 FT.
.48 HOUR FORECAST S OF 26N E OF 90W WINDS LESS THAN 20 KT. SEAS 
TO 8 FT.

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

$$
.FORECASTER . TROPICAL PREDICTION CENTER.