000
FZNT02 KNHC 200952
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC TUE OCT 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE OCT 20.
24 HOUR FORECAST VALID 0600 UTC WED OCT 21.
48 HOUR FORECAST VALID 0600 UTC THU OCT 22.

.WARNINGS.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT 31N65W TO 20N72W. NW OF FRONT NE WINDS 20 KT. 
SEAS TO 9 FT IN N AND NE SWELL E OF BAHAMAS. 
.24 HOUR FORECAST COLD FRONT 31N57W TO 24N64W THEN DIFFUSE TO 
22N69W. N OF 25N W OF FRONT NE WINDS 20 KT. SEAS TO 9 FT IN NE 
SWELL. 
.48 HOUR FORECAST N OF 25N W OF 60W NE TO E WINDS 20 KT. SEAS TO 
9 FT IN NE SWELL...EXCEPT LESS THAN 8 FT W OF THE BAHAMAS. 

.ATLC TROUGH FROM 29N51W TO 21N53W. N OF 21N E OF TROUGH TO 42W 
E TO SE WINDS 20 KT. SEAS TO 8 FT.  
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.36 HOUR FORECAST LOW PRES NEAR 27N49W 1010 MB. WITHIN 210 NM SE 
QUADRANT OF LOW CENTER SW WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES NEAR 28N47W 1009 MB. WITHIN 210 NM SE 
SEMICIRCLE OF LOW CENTER SW WINDS 20 TO 25 KT. SEAS TO 9 FT.

.CARIBBEAN S OF 14N BETWEEN 69W AND 73W NE TO E WINDS 20 TO 25 
KT. SEAS TO 8 FT. 
.24 HOUR FORECAST S OF 13N BETWEEN 70W AND 75W E WINDS 20 KT. 
SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST LITTLE CHANGE. 

.CARIBBEAN COLD FRONT 20N72W TO 15N85W. NW OF FRONT N TO NE 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.  
.24 HOUR FORECAST FRONT DIFFUSE FROM W CUBA TO GULF OF HONDURAS. 
N OF 16N W OF 84W NE WINDS 20 KT. SEAS 8 FT. 
.48 HOUR FORECAST FRONT DISSIPATED WINDS LESS THAN 20 KT. SEAS 
LESS THAN 8 FT. 

.GULF OF MEXICO SE OF LINE 27N83W TO 20N90W NE WINDS 20 KT... 
EXCEPT N TO NE WINDS 20 TO 25 KT YUCATAN CHANNEL AND STRAITS OF 
FLORIDA. SEAS 8 TO 9 FT...EXCEPT 8 TO 10 FT YUCATAN CHANNEL AND 
STRAITS OF FLORIDA. 
.24 HOUR FORECAST N OF 22N E OF 90W E WINDS 20 KT. SEAS TO 9 FT 
IN NE SWELL.
.48 HOUR FORECAST N OF 25N SE TO S WINDS 20 KT. SEAS TO 8 FT. 

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

$$
.FORECASTER GR. TROPICAL PREDICTION CENTER.