000
FZNT02 KNHC 190909
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC WED AUG 19 2009

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS
AMENDED FOR ATLC FORECAST

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.

PAN PAN

ATLANTIC BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA
AND GULF OF MEXICO

SYNOPSIS VALID 0600 UTC WED AUG 19.
24 HOUR FORECAST VALID 0600 UTC THU AUG 20.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 21.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE BILL NEAR 18.0N 54.9W 948 MB AT 0900 UTC AUG 19
MOVING WNW OR 295 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 115 KT
GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM OF CENTER
EXCEPT 80 NM SW QUADRANT.  SEAS 12 FT OR GREATER WITHIN 330 NM
NE QUADRANT...270 NM SE QUADRANT...180 NM SW QUADRANT...AND 280
NM NW QUADRANT WITH SEAS TO 44 FT.
.24 HOUR FORECAST HURRICANE BILL NEAR 20.6N 59.4W. MAXIMUM
SUSTAINED WINDS 125 KT GUSTS 155 KT. TROPICAL STORM FORCE WINDS
WITHIN 180 NM N SEMICIRCLE...175 NM SE QUADRANT AND 100 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM S SEMICIRCLE 390 
NM NE QUADRANT AND 240 NM NW QUADRANTS. HIGHEST SEAS TO 50 FT.
.48 HOUR FORECAST HURRICANE BILL NEAR 24.4N 64.4W. MAXIMUM 
SUSTAINED WINDS 120 KT GUSTS 145 KT. LITTLE CHANGE IN RADIUS OF 
TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. SEAS TO 50 
FT.
.72 HOUR FORECAST HURRICANE BILL NEAR 29.5N 68.0W. MAXIMUM
SUSTAINED WINDS 115 KT GUSTS 140 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE BILL NEAR 36.0N 68.5W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT.
.120 HOUR FORECAST HURRICANE BILL NEAR 44.0N 62.0W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT.

.SYNOPSIS AND FORECAST.

.ATLC...EXCEPT AS NOTED IN WARNINGS WITHIN 480 NM N SEMICIRCLE 
AND 300 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNING WITHIN 420 N 
SEMICIRCLE AND 300 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 
12 FT. ELSEWHERE FROM 17N TO 27N E OF 55W E TO SE WINDS TO 20 
KT. SEAS 8 TO 10 FT IN E SWELL.
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNING WITHIN 420 NM N 
SEMICIRCLE AND 360 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 
12 FT. ELSEWHERE FROM 18N TO 30N BETWEEN 51W AND 60W AND E OF 
55W E TO SE WINDS TO 20 KT. SEAS 8 TO 10 FT IN E SWELL.

.ATLC S OF 24N W OF 72W E TO SE WINDS TO 20 KT. SEAS TO 8 FT. 
.12 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 16N BETWEEN 73W AND 77W NE TO E WINDS 20 
TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST FROM 11N TO 13N BETWEEN 74W AND 77W NE TO E 
WINDS TO 20 KT. SEAS LESS THAN FT.

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

$$
.FORECASTER DGS. TROPICAL PREDICTION CENTER.