000
FZNT02 KNHC 100254
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC FRI SEP 10.
24 HOUR FORECAST VALID 0000 UTC SAT SEP 11.
48 HOUR FORECAST VALID 0000 UTC SUN SEP 12.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION IGOR NEAR 15.4N 28.0W 1004 MB AT 0300 UTC
SEP 10 MOVING WNW OR 295 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT.  
.24 HOUR FORECAST TROPICAL STORM NEAR 16.3N 33.1W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 12 FT OR 
GREATER WITHIN 40 NM N AND 30 NM S SEMICIRCLES WITH SEAS TO 12 
FT.
.48 HOUR FORECAST TROPICAL STORM NEAR 16.7N 39.0W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 70 NM N SEMICIRCLE AND 50 NM S SEMICIRCLE. SEAS 12 FT OR 
GREATER 90 NM N AND 60 NM S SEMICIRCLES WITH SEAS TO 18 FT.
.72 HOUR FORECAST HURRICANE NEAR 17.5N 44.0W. MAXIMUM SUSTAINED
WINDS 65 KT GUSTS 80 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE NEAR 18.5N 48.0W. MAXIMUM SUSTAINED
WINDS 80 KT GUSTS 100 KT.
.120 HOUR FORECAST HURRICANE NEAR 19.5N 50.5W. MAXIMUM SUSTAINED
WINDS 85 KT GUSTS 105 KT.

.SYNOPSIS AND FORECAST.

.ATLC TROUGH FROM 25N41W TO 13N45W. FROM 24N TO 27N BETWEEN 41W 
AND 43W NE TO E WINDS 20 KT. SEAS TO 9 FT IN MIXED E AND SE 
SWELL. FROM 20N TO 27N BETWEEN 37W AND 43W E TO SE WINDS 20 KT. 
SEAS TO 10 FT IN MIXED E AND SE SWELL.
.24 HOUR FORECAST LOW PRES TO WEAKEN TO TROUGH FROM NEAR 30N44W 
TO 16N48W. N OF 25N E OF TROUGH TO 40W E TO SE WINDS 20 TO 25 
KT. SEAS TO 10 FT IN E AND SE SWELL. N OF 28N W OF TROUGH TO 48W 
NE TO E WINDS 20 KT. SEAS 8 FT.
.48 HOUR FORECAST TROUGH 31N48W TO 18N52W. N OF 29N WITHIN 300 
NM E OF TROUGH E TO SE WINDS 20 TO 25 KT. SEAS TO 9 FT.

.24 HOUR FORECAST LOW PRES 12N61W 1009 MB DRIFTING NW. WITHIN 
120 NM SE QUADRANT WINDS TO 20 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST CARIBBEAN LOW PRES 14N63W 1009 MB. WITHIN 120 
NM NE SEMICIRCLE OF CENTER WINDS TO 20 KT. SEAS LESS THAN 8 FT.

.ATLC 24 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNING...OVER 
FORECAST WATERS FROM 16N TO 26N E OF 39W WINDS 20 TO 33 KT. SEAS 
8 TO 12 FT.
.ATLC 48 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNING...OVER 
FORECAST WATERS FROM 15N TO 26N E OF 45W WINDS 20 TO 33 KT. SEAS 
8 TO 12 FT.

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

$$
.FORECASTER AL. TROPICAL PREDICTION CENTER.