000
FZNT02 KNHC 101601
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI SEP 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1200 UTC FRI SEP 10.
24 HOUR FORECAST VALID 1200 UTC SAT SEP 11.
48 HOUR FORECAST VALID 1200 UTC SUN SEP 12.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM IGOR NEAR 16.4N 31.0W 1004 MB AT 1500 UTC SEP 10 
MOVING W OR 280 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 35 KT 
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM E SEMICIRCLE 
AND 30 NM W SEMICIRCLE. SEAS TO 11 FT WITHIN 60 NM W SEMICIRCLE. 
.24 HOUR FORECAST TROPICAL STORM IGOR NEAR 16.8N 36.2W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 45 NM OF CENTER EXCEPT 30 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 90 NM OF CENTER EXCEPT 60 NM SW QUADRANT WITH 
SEAS TO 18 FT.
.48 HOUR FORECAST TROPICAL STORM IGOR NEAR 17.1N 41.7W. MAXIMUM 
SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM N SEMICIRCLE...70 NM SE QUADRANT AND 50 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N AND 90 NM S 
SEMICIRCLES WITH SEAS TO 22 FT.
.72 HOUR FORECAST HURRICANE IGOR NEAR 17.3N 46.2W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE IGOR NEAR 18.2N 50.3W. MAXIMUM
SUSTAINED WINDS 85 KT GUSTS 105 KT.
.120 HOUR FORECAST HURRICANE IGOR NEAR 19.5N 53.5W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT.

.SYNOPSIS AND FORECAST.

.ATLC TROUGH 26N44W TO 15N45W. FROM 23N TO 29N BETWEEN 37W AND 
45W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROUGH 30N50W TO 20N51W. N OF 27N E OF TROUGH 
TO 42W E TO SE WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST TROUGH DISSIPATED. WINDS LESS THAN 20 KT. SEAS 
LESS THAN 8 FT.

.ATLC 12 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...FROM 
16N TO 26N E OF 39W NE TO E WINDS 20 T0 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...FROM 15N TO 
26N E OF 40W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...FROM 14N TO 
26N E OF 45W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

.CARIBBEAN LOW PRES 13N60W 1009 MB. WITHIN 50 NM OF CENTER WINDS 
20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES 14N63W 1008 MB...POSSIBLE TROPICAL 
CYCLONE. WITHIN 150 NM NE QUADRANT OF CENTER WINDS TO 20 KT. 
SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST LOW PRES 15N67W 1008 MB...POSSIBLE TROPICAL 
CYCLONE. WITHIN 120 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.