000
FZNT02 KNHC 190950
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN SEP 19.
24 HOUR FORECAST VALID 0600 UTC MON SEP 20.
48 HOUR FORECAST VALID 0600 UTC TUE SEP 21.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE IGOR NEAR 28.9N 65.3W 949 MB AT 0900 UTC SEP 19 
MOVING NNW OR 340 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 75 KT 
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 300 NM NE...225 
NM SE...180 NM SW...AND 250 NM NW QUADRANTS. SEAS 12 FT OR 
GREATER WITHIN 600 NM OF CENTER EXCEPT 540 NM SW QUADRANT WITH 
SEAS TO 44 FT.
.24 HOUR FORECAST HURRICANE IGOR NEAR 33.4N 64.9W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 300 NM N SEMICIRCLE...240 NM SE AND 190 NM SW QUADRANTS. 
SEAS 12 FT OR GREATER OVER FORECAST WATERS WITHIN 600 NM SE AND 
720 NM SW QUADRANT OF CENTER WITH SEAS TO 30 FT NEAR 31N64W.
.48 HOUR FORECAST HURRICANE IGOR NEAR 41.0N 57.5W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 330 NM N SEMICIRCLE...280 NM SE AND 250 NM SW QUADRANTS. 
SEAS 12 FT OR GREATER OVER FORECAST WATERS N OF LINE FROM 31N54W 
TO 27N65W TO 27N74W WITH SEAS TO 17 FT ALONG 31N.
.72 HOUR FORECAST POST TROPICAL EXTRATROPICAL IGOR NEAR 49.0N 
47.0W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST TROPICAL EXTRATROPICAL IGOR NEAR 53.0N 
38.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST POST TROPICAL EXTRATROPICAL IGOR NEAR 56.5N 
36.5W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

...TROPICAL STORM WARNING...
.TROPICAL STORM JULIA NEAR 33.6N 51.8W 995 MB AT 0900 UTC SEP 19 
MOVING N OR 355 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 45 KT 
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 125 NM NE...150 
NM SE...50 NM SW...AND 75 NM NW QUADRANTS. SEAS 12 FT OR GREATER 
OVER FORECAST WATERS WITHIN 300 NM S SEMICIRCLE WITH SEAS TO 22 
FT NEAR 31N50W.
.24 HOUR FORECAST TROPICAL DEPRESSION JULIA NEAR 36.8N 49.4W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER 
N OF AREA.
.48 HOUR FORECAST POST TROPICAL REMNANT LOW JULIA NEAR 39.5N 
45.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS 12 FT OR 
GREATER N OF AREA.
.72 HOUR FORECAST POST TROPICAL REMNANT LOW JULIA DISSIPATED. 

.SYNOPSIS AND FORECAST.

.ATLC EXCEPT AS NOTED IN IGOR WARNING...OVER FORECAST WATERS N 
OF 22N BETWEEN 56W AND 72W WINDS 20 TO 33 KT. SEAS 10 TO 16 FT. 
W OF 76W N TO NE WINDS 20 KT. SEAS 8 TO 16 FT PRIMARILY IN E 
SWELL...HIGHEST E PORTION. FROM 19N TO 22N BETWEEN 56W AND 65W S 
TO SW WINDS 20 TO 25 KT. SEAS 10 TO 15 FT IN MIXED SWELL. 
ELSEWHERE FROM 13N TO 22N BETWEEN 56W AND 73W WINDS LESS THAN 20 
KT. SEAS 8 TO 12 FT IN MIXED SWELL. 
.24 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNING...OVER 
FORECAST WATERS N OF 28N BETWEEN 55W AND 78W WINDS 20 TO 33 KT. 
SEAS 14 TO 24 FT. FROM 22N TO 28N BETWEEN 55W AND 65W AND 
ELSEWHERE N OF 25N W OF 65W WINDS 20 TO 25 KT. SEAS 10 TO 18 FT 
IN MIXED SWELL. REMAINDER OF AREA NW OF LINE FROM 31N40W TO 
17N60W TO 17N63W...EXCEPT SW OF BAHAMA CHAIN...WINDS LESS THAN 
20 KT. SEAS 8 TO 14 FT IN MIXED SWELL.
.48 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNING...OVER 
FORECAST WATERS N OF 28N BETWEEN 50W AND 62W SW TO W WINDS 20 TO 
25 KT. SEAS 10 TO 16 FT PRIMARILY IN NW SWELL. ELSEWHERE NW OF 
LINE FROM 31N40W TO 20N65W TO 20N74W...EXCEPT SW OF BAHAMA CHAIN
...WINDS LESS THAN 20 KT. SEAS 8 TO 18 FT IN MIXED SWELL... 
HIGHEST CENTRAL PORTION.

.ATLC EXCEPT AS NOTED IN JULIA WARNING...OVER FORECAST WATERS N 
OF 29N BETWEEN 46W AND 56W WINDS 20 TO 33 KT. SEAS 12 TO 20 FT. 
FROM 26N TO 29N BETWEEN 46W AND 56W AND FROM 22N TO 29N BETWEEN 
50W AND 56W SE TO S WINDS 20 TO 25 KT. SEAS 10 TO 16 FT IN MIXED 
SWELL. ELSEWHERE N OF 13N BETWEEN 46W AND 56W WINDS LESS THAN 20 
KT. SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST EXCEPT AS NOTED IN JULIA WARNING...OVER 
FORECAST WATERS CONDITIONS AS DESCRIBED IN IGOR PARAGRAPH ABOVE.

.ATLC LOW PRES E OF AREA NEAR 15N30W 1008 MB MOVING W 12 KT. 
OVER FORECAST WATERS FROM 17N TO 24N E OF 40W NE TO E WINDS 20 
KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 13N TO 26N E OF 40W WINDS 
LESS THAN 20 KT. SEAS 8 TO 9 FT PRIMARILY IN NE SWELL.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...E OF 
AREA NEAR 15N34W 1008 MB. OVER FORECAST WATERS FROM 16N TO 22N E 
OF 40W NE WINDS 20 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 12N TO 
24N E OF 48W WINDS LESS THAN 20 KT. SEAS 8 TO 9 FT PRIMARILY IN 
NE SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...E OF 
AREA NEAR 16N34W 1007 MB. OVER FORECAST WATERS FROM 14N TO 22N E 
OF 40W N TO NE WINDS 20 KT. SEAS 8 TO 9 FT.

.GULF OF MEXICO N OF 24N W OF 89W E TO SE WINDS 20 KT. SEAS TO 8 
FT. S OF 24N E OF 85W INCLUDING STRAITS OF FLORIDA...NE TO E 
WINDS 20 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST S OF 26N E OF 88W NE TO E WINDS 20 TO 25 KT. 
SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.
 
.REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

$$
.FORECASTER LEWITSKY. TROPICAL PREDICTION CENTER.