000
FZNT02 KNHC 181531
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC FRI DEC 18 2009

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 DEC 18.
24 HOUR FORECAST VALID 1200 UTC SAT DEC 19.
48 HOUR FORECAST VALID 1200 UTC SUN DEC 20.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC N OF 29N W OF 75W SE TO S WINDS 25 TO 35 KT. SEAS 8 TO 12 
FT.
.24 HOUR FORECAST LOW PRES N OF AREA. COLD FRONT FROM 31N75W TO 
23N80W. OVER FORECAST WATERS N OF 26N E OF FRONT TO 65W SW TO W 
WINDS 30 TO 35 KT. SEAS 10 TO 14 FT. N OF 26N W OF FRONT W TO NW 
WINDS 25 TO 35 KT. 
.48 HOUR FORECAST COLD FRONT FROM 31N60W TO 20N74W. N OF 26N E 
OF FRONT TO 45W SW WINDS 30 TO 35 KT. SEAS 12 TO 16 FT.

.SYNOPSIS AND FORECAST.

.ATLC EXCEPT AS NOTED IN WARNING W OF 72W SE TO S WINDS 20 TO 30 
KT. SEAS 8 TO 11 FT N OF BAHAMAS.
.24 HOUR FORECAST COLD FRONT FROM 31N75W TO 23N80W. EXCEPT AS 
NOTED IN WARNING N OF 20N E OF FRONT TO 60W S TO SW WINDS 20 TO 
30 KT. SEAS 8 TO 11 FT. W OF FRONT W TO NW WINDS 20 TO 30 KT. 
SEAS 8 TO 12 FT N OF BAHAMAS.
.48 HOUR FORECAST COLD FRONT FROM 31N60W TO 20N74W. EXCEPT AS 
NOTED IN WARNING N OF 24N E OF FRONT TO 45W SW TO W WINDS 20 TO 
30 KT. SEAS 8 TO 12 FT.

.ATLC COLD FRONT 31N39W TO 24N65W TO 22N65W. N OF 24N E OF FRONT 
SW WINDS 20 KT. SEAS 8 TO 10 FT IN N SWELL. N OF FRONT E OF 60W 
W TO NW WINDS 20 TO 30 KT. SEAS 8 TO 15 FT IN N SWELL. FROM 23N 
BETWEEN 60W AND 70W WINDS LESS THAN 20 KT. SEAS 8 TO 14 FT IN N 
SWELL. 
.24 HOUR FORECAST COLD FRONT FROM 27N35W TO 23N45W THEN 
STATIONARY TO 23N55W. N OF 23N E OF FRONT SW WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT IN N SWELL. N OF FRONT E OF 50W NW WINDS 20 TO 
30 KT. SEAS 8 TO 21 FT IN NW SWELL. N OF 20N BETWEEN 50W AND 60W 
WINDS LESS THAN 20 KT. SEAS 8 TO 16 FT IN N SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. N OF 27N E OF 45W W TO NW 
WINDS 20 TO 25 KT. SEAS 15 TO 20 FT IN NW SWELL. ELSEWHERE FROM 
15N TO 24N WINDS LESS THAN 20 KT. SEAS 8 TO 13 FT IN N SWELL.

.ATLC S OF 14N E OF 45W NE TO E WINDS 20 KT. SEAS TO 9 FT IN NW 
SWELL.
.24 HOUR FORECAST S OF 15N E WINDS 20 KT. SEAS 8 FT.
.48 HOUR FORECAST S OF 15N NE TO E WINDS 20 TO 25 KT. SEAS TO 9 
FT.

.CARIBBEAN FROM 11N TO 18N BETWEEN 70W AND 80W NE TO E WINDS 20 
TO 25 KT. SEAS 8 TO 12 FT IN E SWELL.
.24 HOUR FORECAST COLD FRONT FROM 21N80W TO 16N85W. W OF FRONT 
NW TO N WINDS 20 KT. SEAS LESS THAN 8 FT. FROM 11N TO 18N 
BETWEEN 70W AND 75W NE TO E WINDS 20 KT. SEAS TO 8 FT.  
.48 HOUR FORECAST COLD FRONT FROM 19N75W TO 15N83W. N OF FRONT 
NW TO N WINDS 20 KT. SEAS TO 8 FT. S OF 13N E OF 70W E TO SE 
WINDS 20 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO LOW PRES NEAR 29N88W 1001 MB WITH COLD FRONT TO 
19N87W. WITHIN 210 NM S SEMICIRCLE OF LOW CENTER WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT. ELSEWHERE W OF 90W NW WINDS 20 KT. SEAS TO 
9 FT. N OF 26N E OF 90 W SE TO S WINDS 20 TO 25 KT. SEAS 8 
FT. 
.24 HOUR FORECAST COLD FRONT SE OF AREA. E OF 87W NW WINDS 20 TO 
25 KT. SEAS 8 TO 10 FT. N OF 28N W OF 87W N WINDS 20 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST N OF 22N N WINDS 20 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER CHRISTENSEN. TROPICAL PREDICTION CENTER.