000
FZNT02 KNHC 182127
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FRI DEC 18.
24 HOUR FORECAST VALID 1800 UTC SAT DEC 19.
48 HOUR FORECAST VALID 1800 UTC SUN DEC 20.

.WARNINGS.

...ATLC GALE WARNING...
.LOW PRES OVER FLORIDA NEAR 30N85W 998 MB MOVE NE 15 KT. ATLC N 
OF 29N W OF 75W SE TO S WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW PRES WELL N OF AREA WITH COLD FRONT FROM 
31N71W TO 22N78W. OVER FORECAST WATERS N OF 27N E OF FRONT TO 
62W SW WINDS 30 TO 35 KT. SEAS 9 TO 14 FT. N OF 28N W OF FRONT W 
TO NW WINDS 25 TO 35 KT. SEAS 8 TO 16 FT...HIGHEST N PORTION.
.48 HOUR FORECAST WINDS LESS THAN GALE FORCE. 

.SYNOPSIS AND FORECAST.

.ATLC EXCEPT AS NOTED IN WARNING...W OF 70W SE TO S WINDS 20 TO 
30 KT. SEAS 8 TO 11 FT N OF 24N AND BAHAMAS.
.24 HOUR FORECAST COLD FRONT FROM 31N71W TO 22N78W. EXCEPT AS 
NOTED IN WARNING...N OF 22N 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 31N55W TO 20N72W. N OF 23N E 
OF FRONT TO 40W SW TO W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT...
EXCEPT 12 TO 16 FT N OF 27N. 
 
.ATLC COLD FRONT 31N37W TO 22N55W TO 22N65W. N OF 24N E OF FRONT 
SW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN N SWELL. N OF FRONT E 
OF 55W W TO NW WINDS 20 TO 30 KT. SEAS 8 TO 16 FT IN N SWELL...
EXCEPT 16 TO 24 FT N OF 28N BETWEEN 45W AND 62W. ELSEWHERE NW OF 
FRONT WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT IN N SWELL.
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 26N35W TO 23N45W 
THEN STATIONARY TO 24N55W AND WARM FRONT TO 31N64W. N OF FRONT 
E OF 48W NW WINDS 20 TO 25 KT. SEAS 15 TO 22 FT IN NW SWELL. N 
OF 20N BETWEEN 40W AND 60W WINDS LESS THAN 20 KT. SEAS 8 TO 16 
FT IN N SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. N OF 26N E OF 40W W TO NW 
WINDS 20 TO 25 KT. SEAS 15 TO 20 FT IN NW SWELL. ELSEWHERE FROM 
15N TO 24N E OF 45W 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 8 TO 
10 FT.

.CARIBBEAN FROM 11N TO 18N BETWEEN 70W AND 80W NE TO E WINDS 20 
TO 25 KT. SEAS 8 TO 11 FT IN E SWELL. COLD FRONT 22N83W TO 
16N84W. W OF FRONT W TO NW WINDS 20 KT. 
.24 HOUR FORECAST COLD FRONT FROM 21N78W TO 16N84W. W OF FRONT 
NW TO N WINDS 20 KT. SEAS TO 9 FT YUCATAN CHANNEL. FROM 11N TO 
15N BETWEEN 70W AND 77W NE TO E WINDS TO 20 KT. SEAS LESS THAN 8 
FT.  
.48 HOUR FORECAST WEAKENING FRONT FROM 19N72W TO 15N83W. N OF 
FRONT 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 INLAND NEAR 30N85W 998 MB WITH COLD 
FRONT TO 23N83W. WITHIN 270 NM SW SEMICIRCLE OF LOW CENTER 
AND W OF COLD FRONT NW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT. 
ELSEWHERE W OF FRONT TO 93W NW WINDS 20 KT. SEAS TO 10 FT. E OF 
FRONT S TO SW WINDS 20 TO 25 KT. SEAS 8 FT. 
.24 HOUR FORECAST COLD FRONT SE OF AREA. N OF 24N E OF 89W 
NW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. ELSEWHERE E OF 90W 
WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST S OF 25N W OF 87W N WINDS 20 KT. SEAS LESS 
THAN 8 FT.

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

$$
.FORECASTER COBB. TROPICAL PREDICTION CENTER.