000
FZNT02 KNHC 190245
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN SEP 19 2010

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

SYNOPSIS VALID 0000 UTC SUN SEP 19.
24 HOUR FORECAST VALID 0000 UTC MON SEP 20.
48 HOUR FORECAST VALID 0000 UTC TUE SEP 21.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE IGOR NEAR 28.2N 64.7W 945 MB AT 0300 UTC SEP 19 
MOVING N NW OR 340 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 85 KT 
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 300 NM NE...
225 NM SE...200 NM SW AND 240 NM NW QUADRANTS. SEAS 12 FT OR 
GREATER WITHIN 600 NM OF CENTER EXCEPT 480 NM SW QUADRANT WITH 
SEAS TO 48 FT.
.24 HOUR FORECAST HURRICANE IGOR NEAR 32.0N 65.1W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS 
WITHIN 300 NM N SEMICIRCLE...225 NM SE AND 200 NM SW QUADRANTS. 
SEAS 12 FT OR GREATER WITHIN 600 NM OF CENTER EXCEPT 480 NM SW 
QUADRANT WITH SEAS TO 45 FT.
.48 HOUR FORECAST HURRICANE IGOR NEAR 38.5N 60.5W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 300 NM NE QUADRANT...250 NM SE QUADRANT...210 NM SW 
QUADRANT...AND 240 NM NW QUADRANT. SEAS 12 FT OR GREATER OVER 
FORECAST WATERS N OF 27N BETWEEN 53W AND 77W WITH SEAS TO 43 FT 
OF AREA NEAR CENTER.
.72 HOUR FORECAST POST TROPICAL EXTRATROPICAL LOW IGOR NEAR 
46.0N 50.0W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST TROPICAL EXTRATROPICAL LOW IGOR NEAR 
49.5N 40.0W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST POST TROPICAL EXTRATROPICAL LOW IGOR NEAR 
53.0N 35.5W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM JULIA NEAR 32.4N 51.9W 998 MB AT 0300 UTC SEP 19
MOVING N OR 360 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 45 KT 
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE...110 
NM SE...50 NM SW AND 90 NM NW QUADRANTS.  SEAS 12 FT OR GREATER 
WITHIN 330 NM OF CENTER EXCEPT 480 NM NE QUADRANT WITH SEAS TO 
27 FT NEAR CENTER.
.24 HOUR FORECAST TROPICAL DEPRESSION JULIA NEAR 36.1N 50.4W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER 
WITHIN 360 NM E SEMICIRCLE AND MERGING WITH SEAS ASSOCIATED WITH 
IGOR OVER W SEMICIRCLE. HIGHEST SEAS 20 FT.  
.48 HOUR FORECAST POST TROPICAL REMNANT LOW JULIA NEAR 39.1N 
46.9W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS 12 FT OR 
GREATER WITHIN 360 NM E SEMICIRCLE AND MERGING WITH SEAS 
ASSOCIATED WITH IGOR OVER W SEMICIRCLE. HIGHEST SEAS 16 FT.  
.72 HOUR FORECAST POST TROPICAL REMNANT LOW JULIA NEAR 43.6N 
41.8W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 25 KT.

.SYNOPSIS AND FORECAST.

.ATLC EXCEPT AS NOTED IN IGOR WARNING...OVER FORECAST WATERS N 
OF 16N BETWEEN 53W AND 77W E OF BAHAMAS WINDS 20 TO 33 KT. SEAS 
8 TO 12 FT. FROM 17N TO 20N BETWEEN 53W AND 61W S TO SW WINDS 
15 TO 20 KT. SEAS 8 TO 12 FT. W OF 77W NE WINDS 20 KT. NE OF 
BAHAMAS SEAS TO 11 FT PRIMARILY IN NE SWELL.
.24 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNING...OVER 
FORECAST WATERS N OF 22N W OF 55W E OF BAHAMAS WINDS 20 TO 33 
KT. SEAS 10 TO 15 FT. ELSEWHERE NW OF LINE 31N43W TO 17N62W 
WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT IN MIXED SWELL.
.48 HOUR FORECAST N OF 28N BETWEEN 53W AND 65W SW TO W WINDS 20 
TO 25 KT. SEAS 9 TO 15 FT IN MIXED SWELL. ELSEWHERE W OF 65W 
WINDS LESS THAN 20 KT. NE OF BAHAMAS SEAS 8 TO 12 FT PRIMARILY 
IN N SWELL. REMAINDER AREA BETWEEN 65W AND LINE 31N42W TO 20N65W 
WINDS LESS THAN 20 KT. SEAS 8 TO 11 FT IN MIXED SWELL.

.ATLC EXCEPT AS NOTED IN JULIA WARNING...OVER FORECAST WATERS N 
OF 24N BETWEEN 40W AND 53W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
FROM 15N TO 24N E OF 47W NE TO E WINDS 20 KT. SEAS TO 9 FT IN NE 
SWELL. 
.24 HOUR FORECAST FROM 15N TO 22N E OF 42W NE TO E WINDS 20 KT. 
SEAS TO 9 FT IN NE SWELL. ELSEWHERE FROM 13N TO 25N E OF 50W 
WINDS LESS THAN 20 KT. SEAS 8 FT PRIMARILY IN NE SWELL.  
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...E OF 
AREA NEAR 15N33W 1007 MB. FROM 15N TO 20N E OF 40W NE WINDS 20 
KT. SEAS 8 TO 10 FT IN E SWELL. ELSEWHERE FROM 12N TO 22N E OF 
50W WINDS LESS THAN 20 KT. SEAS TO 8 FT PRIMARILY IN E SWELL. 

.GULF OF MEXICO N OF 25N W OF 90W E WINDS 20 KT. SEAS TO 8 FT.
.18 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.
 
.REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

$$
.FORECASTER NELSON. TROPICAL PREDICTION CENTER.