000
FZNT02 KNHC 122220
HSFAT2

HIGH SEAS FORECAST 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI FEB 12.
24 HOUR FORECAST VALID 1800 UTC SAT FEB 13.
48 HOUR FORECAST VALID 1800 UTC SUN FEB 14.

.WARNINGS.

...ATLC GALE WARNING....
.COLD FRONT FROM 31N38W TO 24N45W TO 18N62W. N OF 27N W OF FRONT
TO 58W W TO NW WINDS 30 TO 40 KT. SEAS 24 TO 35 FT IN NW SWELL. 
.06 HOUR FORECAST COLD FRONT FROM 30N35W TO 18N63W. N OF 29N W OF
FRONT TO 50W W WINDS 25 TO 35 KT. SEAS 22 TO 34 FT IN NW SWELL.
.18 HOUR FORECAST WINDS LESS THAN GALE FORCE.

...ATLC GALE WARNING...
.06 HOUR FORECAST LOW NEAR 28N80W 997 MB. WITHIN 180 NM SE 
QUADRANT OF LOW SW WINDS 30 TO 40 KT. SEAS 8 TO 11 FT. S OF 25N
W OF 77W S TO SW WINDS 25 TO 35 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW MOVED WELL N OF AREA WITH COLD FRONT
TO EXTEND TO 31N70W TO 25N71W TO 21N77W. N OF 26N WITHIN 
420 NM E OF FRONT S TO SW WINDS 30 TO 40 KT. SEAS 10 TO 16 FT.
N OF 27N WITHIN 240 NM W OF FRONT W TO NW WINDS 30 TO 45 KT.
SEAS 16 TO 22 FT.
.36 HOUR FORECAST N OF 28N BETWEEN 51W AND 62W SW TO W WINDS
30 TO 40 KT. SEAS 16 TO 22 FT.
.48 HOUR FORECAST WINDS LESS THAN GALE FORCE.

...GULF OF MEXICO GALE WARNING...
.LOW NEAR 27N86W 997 MB WITH COLD FRONT TO 21N89W. WITHIN 180 NM
SE SEMICIRCLE OF LOW WINDS 30 TO 40 KT. SEAS 8 TO 12 FT. W OF 
FRONT NW TO N WINDS 30 TO 35 KT. SEAS 8 TO 11 FT.
.06 HOUR FORECAST S OF 27N E OF 85W NW WINDS 30 TO 40 KT. SEAS 8 
TO 12 FT. 
.18 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 19N BETWEEN 54W AND 70W. MARINERS SHOULD EXERCISES 
CAUTION AS REDUCED VISIBILITIES COULD IMPACT MARINE OPERATIONS.  

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N38W TO 24N45W TO 18N62W. 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.
.06 HOUR FORECAST COLD FRONT FROM 30N35W TO 18N63W. ELSEWHERE 
N OF 26N W OF FRONT 62W W TO NW WINDS 20 TO 30 KT. SEAS 22 TO 
31 FT IN NW SWELL. ELSEWHERE 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
47W W TO NW WINDS 20 TO 30 KT. SEAS 22 TO 29 FT IN NW SWELL.
ELSEWHERE N OF 20N W OF FRONT TO 62W WINDS LESS THAN 20 KT. SEAS 
14 TO 24 FT IN NW SWELL...HIGHEST N OF 28N.
.48 HOUR FORECAST FRONT DISSIPATED. CONDITIONS MERGE WITH 
PARAGRAPH BELOW.

.ATLC 06 HOUR FORECAST LOW NEAR 28N80W 997 MB. EXCEPT AS NOTED 
IN WARNINGS...N OF 22N W OF 72W SE TO S WINDS 20 TO 30 KT. SEAS 
8 TO 10 FT. 
.24 HOUR FORECAST COLD FRONT FROM 31N70W TO 25N71W TO 21N77W.
EXCEPT AS NOTED IN WARNINGS...W OF FRONT NW WINDS 20 TO 30 KT. 
SEAS 9 TO 15 FT NE OF BAHAMAS. N OF 22N E OF FRONT TO 55W S TO 
SW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST COLD FRONT FROM 31N47W TO 24N58W WEAKENING TO 
19N69W. EXCEPT AS NOTED IN WARNINGS...N OF 25N W OF FRONT TO
71W W TO NW WINDS 20 TO 25 KT. SEAS 11 TO 18 FT IN NW SWELL.
N OF 26N E OF FRONT TO 40W S TO SW WINDS 20 TO 30 KT. SEAS 
10 TO 15 FT. ELSEWHERE N OF 21N BETWEEN 55W AND 75W AND E OF 55W
WINDS LESS THAN 20 KT. SEAS 10 TO 17 FT IN NW TO N SWELL...HIGHEST
E OF 47W.

.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 NEAR 27N86W 997 MB WITH COLD FRONT TO 
21N89W. EXCEPT AS NOTED IN WARNINGS...W OF FRONT N TO NW WINDS 
20 TO 30 KT. SEAS 8 TO 13 FT. 
.06 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...SE OF LINE 
29N92W TO 22N98W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 12 FT.
.18 HOUR FORECAST E OF 90W N TO NW WINDS 20 TO 25 KT. SEAS 8 TO 
11 FT. ELSEWHERE SE OF LINE 29N90W TO 21N97W WINDS LESS THAN 20 
KT. SEAS 8 TO 10 FT IN N SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST S OF 26N E OF 84W NW WINDS 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.