000
FZNT02 KNHC 111601
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT SEP 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 1200 UTC SAT SEP 11.
24 HOUR FORECAST VALID 1200 UTC SUN SEP 12.
48 HOUR FORECAST VALID 1200 UTC MON SEP 13.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM IGOR NEAR 17.4N 39.5W 995 MB AT 1500 UTC SEP 11 
MOVING W OR 275 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 60 KT 
GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N 
SEMICIRCLE AND 60 NM S SEMICIRCLE.  SEAS 12 FT OR GREATER WITHIN 
60 NM OF CENTER EXCEPT 150 NM NE QUADRANT WITH SEAS TO 17 FT.
.24 HOUR FORECAST HURRICANE IGOR NEAR 17.6N 44.9W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 120 NM NE QUADRANT...75 NM SE QUADRANT...60 NM SW 
QUADRANT...AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
180 NM NE SEMICIRCLE AND 90 NM SW SEMICIRCLE WITH SEAS TO 19 FT.
.48 HOUR FORECAST HURRICANE IGOR NEAR 17.7N 49.7W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 140 NM NE QUADRANT...100 NM SE QUADRANT...90 NM SW 
QUADRANT...AND 120 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
210 NE AND 120 SW SEMICIRCLES WITH SEAS TO 24 FT.
.72 HOUR FORECAST HURRICANE IGOR NEAR 18.0N 53.5W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE IGOR NEAR 19.5N 56.5W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 KT.
.120 HOUR FORECAST HURRICANE IGOR NEAR 

.SYNOPSIS AND FORECAST.

.ATLC EXCEPT AS NOTED IN IGOR WARNINGS...FROM 15N TO 27N E OF 
42W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...FROM 16N TO 
26N E OF 48W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...FROM 14N TO 
25N BETWEEN 42W AND 54W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

.ATLC TROUGH 30N50W TO 20N51W. N OF 29N E OF TROUGH TO 45W SE 
WINDS 20 KT. SEAS 8 TO 10 FT IN SE SWELL. ELSEWHERE N OF 27N E 
OF TROUGH TO 40W E TO SE WINDS TO 20 KT. SEAS TO 9 FT IN SE 
SWELL. 
.24 HOUR FORECAST TROUGH DISSIPATED. ELSEWHERE FROM 26N TO 29N 
BETWEEN 38W AND 46W E TO SE WINDS TO 20 KT. SEAS TO 9 FT IN SE 
SWELL. 
.48 HOUR FORECAST ELSEWHERE FROM 20N TO 27N BETWEEN 40W AND 55W 
E TO SE WINDS TO 20 KT. SEAS 8 TO 11 FT IN SE SWELL.

.CARIBBEAN LOW PRES 14N64W 1009 MB. WITHIN 60 NM OF CENTER WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT. ELSEWHERE WITHIN 180 NM NE 
QUADRANT E TO SE WINDS TO 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES 15N68.5W 1008 MB...POSSIBLE TROPICAL 
CYCLONE. WITHIN 90 NM N SEMICIRCLE OF CENTER WINDS TO 20 KT. 
SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST LOW PRES 16N76W 1008 MB...POSSIBLE TROPICAL 
CYCLONE. WITHIN 90 NM N SEMICIRCLE OF CENTER WINDS TO 20 KT. 
SEAS LESS THAN 8 FT.

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

$$
.FORECASTER GR. TROPICAL PREDICTION CENTER.