000
FZNT02 KNHC 181000
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC SUN OCT 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN OCT 18.
24 HOUR FORECAST VALID 0600 UTC MON OCT 19.
48 HOUR FORECAST VALID 0600 UTC TUE OCT 20.

.WARNINGS.

.SYNOPSIS AND FORECAST.

.ATLC FRONTAL TROUGH FROM 31N38W TO 17N48W. N OF 23N W OF TROUGH 
TO 48W N TO NE WINDS TO 20 KT. SEAS TO 9 FT IN NW SWELL. 
.24 HOUR FORECAST BROAD TROUGH 31N44W TO 22N47W. FROM 24N TO 28N 
BETWEEN TROUGH AXIS AND 55W NE WINDS TO 20 KT. SEAS 8 FT. 
.48 HOUR FORECAST BROAD TROUGH 31N51W TO 23N52W. WINDS LESS THAN 
20 KT. SEAS LESS THAN 8 FT.

.ATLC SECOND COLD FRONT 31N73W TO 23N80W. N OF 28N E OF FRONT TO 
68W SW WINDS 20 TO 25 KT. SEAS TO 9 FT. NW OF FRONT NW WINDS 20 
KT. SEAS TO 8 FT.
.24 HOUR FORECAST COLD FRONT 31N70W TO 21N77W. N OF 28N E OF 
FRONT TO 65W SW WINDS 20 TO 25 KT. SEAS TO 9 FT. NW OF FRONT NW 
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.   
.48 HOUR FORECAST COLD FRONT 31N65W TO 23N75W. S OF 28N W OF 
FRONT NE WINDS 20 KT. SEAS TO 9 FT IN N SWELL. ELSEWHERE W OF 
FRONT WINDS LESS THAN 20 KT. SEAS 8 FT IN N SWELL.

.ATLC FROM 08N TO 13N BETWEEN 50W AND 60W NE TO E WINDS 20 KT. 
SEAS 8 FT. 
.24 HOUR FORECAST FROM 09N TO 12N BETWEEN 55W AND 60W E WINDS 20 
KT. SEAS 8 FT.  
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 16N BETWEEN 68W AND 78W E WINDS 20 TO 25 
KT. SEAS TO 9 FT. S OF 15N E OF 68W E WINDS 20 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST FROM 12N TO 16N BETWEEN 68W AND 78W E WINDS 20 
KT. SEAS 8 FT.  
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN COLD FRONT 23N80W TO 17N88W. NW OF FRONT N WINDS 20 
TO 25 KT. SEAS 7 TO 10 FT...EXCEPT UP TO 12 FT IN YUCATAN 
CHANNEL.
.24 HOUR FORECAST COLD FRONT FROM 22N80W TO 16N87W. NW OF FRONT 
N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.  
.48 HOUR FORECAST W OF 84W N TO NE WINDS 20 KT. SEAS 8 TO 10 FT 
IN NE SWELL.  

.GULF OF MEXICO S OF 25N W OF 88W NE WINDS 20 TO 30 KT. SEAS 9 
TO 13 FT. ELSEWHERE E OF 94W N TO NE WINDS 20 TO 25 KT. SEAS 8 
TO 12 FT. 
.24 HOUR FORECAST SE OF LINE 29N88W TO 22N97W N TO NE WINDS 20 
TO 25 KT. SEAS 8 TO 11 FT IN N SWELL.
.48 HOUR FORECAST S OF 26N E OF 90W N TO NE WIND 20 KT. SEAS TO 
9 FT IN N SWELL. 

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

$$

.FORECASTER GR. TROPICAL PREDICTION CENTER.