000
FZNT02 KNHC 112223
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC THU FEB 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU FEB 11.
24 HOUR FORECAST VALID 1800 UTC FRI FEB 12.
48 HOUR FORECAST VALID 1800 UTC SAT FEB 13.

.WARNINGS.

...ATLC GALE WARNING....
.COLD FRONT FROM 31N54W TO 24N60W TO 20N70W. N OF 28N W OF FRONT 
TO 78W W TO NW WINDS 30 TO 40 KT. SEAS 24 TO 34 FT IN NW SWELL.
N OF 27N WITHIN 300 NM E OF FRONT S TO SW WINDS 25 TO 35 KT. 
SEAS 10 TO 15 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N39W TO 22N45W TO 18N64W. N 
OF 28N W OF FRONT TO 55W W TO NW WINDS 30 TO 40 KT. SEAS 27 TO 
39 FT IN NW SWELL. N OF 28N E OF FRONT SW WINDS 25 TO 35 KT. 
SEAS 11 TO 18 FT.
.48 HOUR FORECAST COLD FRONT WEAKENING FROM 26N35W TO 18N45W.
N OF 30N E OF 38W W TO NW WINDS 30 TO 35 KT. SEAS 25 TO 35 FT IN 
NW SWELL.

...ATLC GALE WARNING...
.30 HOUR FORECAST LOW NEAR 28N80W 1002 MB. COLD FRONT FROM LOW 
CENTER TO 23N81W. N OF 24N E OF FRONT TO 70W SW WINDS 30 TO 40 
KT. SEAS 9 TO 14 FT. W OF FRONT W TO NW WINDS 25 TO 35 KT. SEAS 
8 TO 12 FT.
.48 HOUR FORECAST LOW N OF AREA NEAR 33N67W 983 MB WITH COLD 
SW TO 27N70W TO 22N78W. N OF 27N WITHIN 240 NM W OF FRONT W TO NW
WINDS 30 TO 35 KT. SEAS 14 TO 20 FT IN NW SWELL. N OF 24N E OF 
FRONT TO 59W SW WINDS 30 TO 40 KT. SEAS 11 TO 18 FT. 

...GULF OF MEXICO GALE WARNING...
.24 HOUR FORECAST LOW PRES NEAR 27N85W 1002 MB WITH COLD FRONT 
TO 19N93W. WITHIN 150 NM OF LOW WINDS 25 TO 35 KT. SEAS 8 TO 10 
FT. N OF 25N SE OF LOW AND E OF FRONT SE TO S WINDS 25 TO 35 KT. 
SEAS 8 TO 11 FT.
.36 HOUR LOW MOVED E OF AREA. 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 HAS ERUPTED AT 1715 UTC 11 FEBRUARY 2010. 
VOLCANIC ASH MAY BE REACHING THE SURFACE NEAR THE VOLCANO AND 
OVER THE AREA FROM 16N TO 18N BETWEEN 57W AND 62W. MARINERS 
SHOULD EXERCISE CAUTION AS REDUCED VISIBILITIES FROM DENSE ASH 
CLOUD MAY IMPACT MARINE OPERATIONS.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT 31N54W TO 24N60W TO 20N70W. EXCEPT AS NOTED IN 
WARNINGS... N OF 22N W OF FRONT AND NE OF BAHAMAS NW WINDS 20 TO 
30 KT. SEAS 8 TO 16 FT NE OF BAHAMAS. N OF 22N E OF FRONT TO 50W 
EXCEPT AS NOTED IN WARNING...S TO SW WINDS 20 TO 25 KT. SEAS 8 
TO 11 FT. ELSEWHERE N OF 20N E OF 60W WINDS LESS THAN 20 KT. 
SEAS 9 TO 14 FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT 31N39W TO 22N54W TO 18N64W. EXCEPT 
AS NOTED IN WARNINGS...N OF 22N W OF FRONT TO 67W NW WINDS 20 TO 
30 KT. SEAS 12 TO 26 FT. ELSEWHERE N OF 21N E OF BAHAMAS WINDS 
LESS THAN 20 KT. SEAS 8 TO 15 FT IN N SWELL. N OF 22N E OF FRONT 
TO 35W. EXCEPT AS NOTED IN WARNINGS...SW WINDS 20 TO 30 KT. SEAS 
8 TO 14 FT IN NW SWELL. ELSEWHERE N OF 20N E OF 50W WINDS LESS 
THAN 20 KT. SEAS 8 TO 11 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT WEAKENING FROM 26N35W TO 18N45W.
EXCEPT AS NOTED IN WARNINGS...N OF 25N W OF FRONT TO 55W NW 
WINDS 20 TO 30 KT. SEAS 20 TO 30 FT IN N SWELL. ELSEWHERE N OF 
21N W OF FRONT TO 68W WINDS LESS THAN 20 KT. SEAS 12 TO 20 FT IN 
N SWELL. N OF 22N E OF FRONT TO 35W SW WINDS 20 KT. SEAS 8 TO 13 
FT IN NW SWELL. 

.ATLC 30 HOUR FORECAST LOW NEAR 28N80W 1002 MB WITH COLD FRONT
TO 23N81W. EXCEPT AS NOTED IN WARNINGS...N OF 22N E OF FRONT TO 
67W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE E OF 
FRONT TO 67W S TO SW WINDS TO 20 KT. SEAS 8 TO 12 FT IN N SWELL. 
.36 HOUR FORECAST LOW NEAR 31N74W 992 MB WITH COLD FRONT TO 
21N78W...EXCEPT AS NOTED IN WARNINGS...N OF 22N E OF FRONT TO 
64W SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. ELSEWHERE E OF FRONT 
TO 65W S TO SW WINDS TO 20 KT. SEAS TO 9 FT IN NW SWELL.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...N OF 22N E OF 
FRONT TO 55W SW WINDS 20 TO 30 KT. SEAS 9 TO 14 FT. W OF FRONT W 
TO NW WINDS 20 TO 30 KT. SEAS 9 TO 15 FT.

.CARIBBEAN WEAKENING STATIONARY FRONT FROM 20N72W TO 16N85W.
WITHIN 90 NM NW OF FRONT NE WINDS TO 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FRONTAL TROUGH FROM 18N64W TO 18N80W. S OF 
TROUGH W OF 82W SE WINDS 20 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST FRONTAL TROUGH DISSIPATED. W OF 84W SE TO S 
WINDS 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 22N78W TO 16N86W. W OF FRONT 
NW WINDS 20 TO 25 KT. SEAS TO 9 FT. 

.CARIBBEAN FROM 11N TO 14N BETWEEN 64W AND 79W NE TO E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO TROUGH S OF 25N ALONG 97W. S OF 28N W OF 90W E 
TO SE WINDS 20 TO 25 KT. SEAS TO 8 FT. E OF 90W N TO NE WINDS TO 
20 KT. SEAS 8 TO 10 FT IN N SWELL...HIGHEST S OF 25N.
.06 HOUR FORECAST NEW LOW NEAR 27N96W 1006 MB. N OF 22N W OF 88W E 
TO SE WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...NW OF LOW AND 
FRONT NW TO N WINDS 20 TO 30 KT. SEAS TO 9 FT. ELSEWHERE SE OF 
LOW AND FRONT E TO SE WINDS 20 TO 30 KT. SEAS TO 9 FT. SCATTERED 
TSTMS NEAR LOW.
.48 HOUR FORECAST LOW AND FRONT MOVED E OF AREA. NW TO N WINDS 20 TO 
25 KT. SEAS TO 11 FT.

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

$$
.FORECASTER AGUIRRE. TROPICAL PREDICTION CENTER.