000
FZNT02 KNHC 122135
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN SEP 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN SEP 12.
24 HOUR FORECAST VALID 1800 UTC MON SEP 13.
48 HOUR FORECAST VALID 1800 UTC TUE SEP 14.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE IGOR NEAR 17.7N 46.9W 942 MB AT 2100 UTC SEP 12
MOVING W OR 270 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 120 KT
GUSTS 145 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE
QUADRANT...110 NM SE QUADRANT...90 NM SW QUADRANT...AND 130 NM
NW QUADRANT.  SEAS 12 FT OR GREATER WITHIN 360 NM NE
QUADRANT...30 NM SE QUADRANT...60 NM SW QUADRANT...AND 120 NM NW
QUADRANT WITH SEAS TO 29 FT.
.24 HOUR FORECAST HURRICANE IGOR NEAR 18.1N 50.8W. MAXIMUM
SUSTAINED WINDS 125 KT GUSTS 155 KT. TROPICAL STORM FORCE WINDS
WITHIN 150 NM NW AND SE QUADRANTS...180 NM NE QUADRANT AND 120 
NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM NE 
QUADRANT...150 NM SE QUADRANT...120 NM SW QUADRANT...AND 150 NM 
NW QUADRANT WITH SEAS TO 32 FT.
.48 HOUR FORECAST HURRICANE IGOR NEAR 19.4N 54.3W. MAXIMUM
SUSTAINED WINDS 130 KT GUSTS 160 KT. TROPICAL STORM FORCE WINDS
WITHIN 160 NM NW AND SE QUADRANTS...190 NM NE QUADRANT AND 130 
NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM NE 
QUADRANT...180 NM SE QUADRANT...150 NM SW QUADRANT...AND 180 NM 
NW QUADRANT WITH SEAS TO 35 FT.
.72 HOUR FORECAST HURRICANE IGOR NEAR 21.3N 57.1W. MAXIMUM
SUSTAINED WINDS 135 KT GUSTS 165 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE IGOR NEAR 23.5N 60.0W. MAXIMUM
SUSTAINED WINDS 125 KT GUSTS 155 KT.
.120 HOUR FORECAST HURRICANE IGOR NEAR 25.8N 62.9W. MAXIMUM
SUSTAINED WINDS 120 KT GUSTS 145 KT.

.SYNOPSIS AND FORECAST.

.ATLC EXCEPT AS NOTED IN IGOR WARNINGS...WITHIN 480 NM NE 
SEMICIRCLE AND 210 SW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 
FT. 
.24 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...WITHIN 480 
NM NE SEMICIRCLE AND 240 SW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. ELSEWHERE N OF 25N BETWEEN 43W AND 53W WINDS LESS THAN 
20 KT. SEAS 8 TO 10 FT IN SE SWELL. 
.48 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...WITHIN 510 
NM NE SEMICIRCLE AND 240 SW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. ELSEWHERE N OF 25N BETWEEN 45W AND 58W WINDS LESS THAN 
20 KT. SEAS 8 TO 10 FT IN PRIMARILY SE SWELL.

.ATLC N OF 29N BETWEEN 53W AND 58W SW WINDS 20 KT. SEAS 8 FT. 
.24 HOUR FORECAST CONDITIONS AS DESCRIBED ABOVE.

.CARIBBEAN LOW PRES 16N72W 1007 MB. WITHIN 60 NM OF CENTER WINDS 
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES 17N77W 1007 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 18.5N82W 1007 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 AL. TROPICAL PREDICTION CENTER.