000
FZNT02 KNHC 141609
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE SEP 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE SEP 14.
24 HOUR FORECAST VALID 1200 UTC WED SEP 15.
48 HOUR FORECAST VALID 1200 UTC THU SEP 16.

.WARNINGS.

...HURRICANE WARNING...
HURRICANE IGOR NEAR 18.3N 52.3W 945 MB AT 1500 UTC SEP 14 MOVING 
WNW OR 290 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 115 KT GUSTS 140 
KT. TROPICAL STORM FORCE WINDS WITHIN 170 NM NE QUADRANT...140 
NM SE QUADRANT...110 NM SW QUADRANT...AND 130 NM NW QUADRANT.  
SEAS 12 FT OR GREATER WITHIN 270 NM S SEMICIRCLE...390 NM NE 
QUADRANT AND 360 NM NW QUADRANT WITH SEAS TO 44 FT.
.24 HOUR FORECAST HURRICANE IGOR NEAR 19.8N 54.8W. MAXIMUM
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS
WITHIN 195 NM NE QUADRANT...160 NM SE QUADRANT...120 NM SW 
QUADRANT...AND 150 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
420 NM N SEMICIRCLE AND AND 270 NM S SEMICIRCLE WITH SEAS TO 46 
FT.
.48 HOUR FORECAST HURRICANE IGOR NEAR 21.9N 57.8W. MAXIMUM
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS
WITHIN 200 NM NE QUADRANT...175 NM SE QUADRANT...140 NM SW 
QUADRANT...AND 160 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
480 NM NE SEMICIRCLE AND 300 NM SW SEMICIRCLE WITH SEAS TO 44 FT.
.72 HOUR FORECAST HURRICANE IGOR NEAR 24.5N 61.0W. MAXIMUM 
SUSTAINED WINDS 115 KT GUSTS 140 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE IGOR NEAR 28.0N 64.0W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT.
.120 HOUR FORECAST HURRICANE IGOR NEAR 32.0N 65.5W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT.

...HURRICANE WARNING...
.HURRICANE JULIA NEAR 16.2N 29.5W 984 MB AT 1500 UTC SEP 14 
MOVING WNW OR 295 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 75 KT 
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE 
QUADRANT...60 NM SE QUADRANT...50 NM SW QUADRANT...AND 80 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND 
60 NM S SEMICIRCLE WITH SEAS TO 15 FT.
.24 HOUR FORECAST HURRICANE JULIA NEAR 18.7N 32.4W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS
WITHIN 120 NM NE QUADRANT...95 NM SE QUADRANT...75 NM SW 
QUADRANT...AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
180 NM N SEMICIRCLE AND 90 NM S SEMICIRCLE WITH SEAS TO 20 FT.
.48 HOUR FORECAST HURRICANE JULIA NEAR 22.2N 37.7W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 125 NM NE QUADRANT...100 NM SE QUADRANT...80 NM SW 
QUADRANT...AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
210 NM N SEMICIRCLE AND 120 NM S SEMICIRCLE WITH SEAS TO 24 FT.
.72 HOUR FORECAST HURRICANE JULIA NEAR 24.7N 44.3W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM JULIA NEAR 28.0N 49.0W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST TROPICAL STORM JULIA NEAR 32.5N 50.5W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.

.SYNOPSIS AND FORECAST.

.ATLC EXCEPT AS NOTED IN IGOR WARNINGS...WITHIN 540 NM N AND 330 
S SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 
12N TO 29N BETWEEN 40W AND 60W WINDS LESS THAN 20 KT. SEAS 8 TO 
10 FT IN MIXED SWELL.
.24 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...WITHIN 600 
NM NE AND 360 SW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
ELSEWHERE N OF 15N BETWEEN 40W AND 65W NE TO E WINDS TO 20 KT. 
SEAS 8 TO 11 FT IN MIXED SWELL. 
.48 HOUR FORECAST EXCEPT AS NOTED IN IGOR WARNINGS...WITHIN 660 
NM NE SEMICIRCLE AND 390 SW SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 
TO 12 FT. ELSEWHERE N OF 18N BETWEEN 45W AND 75W NE TO E WINDS 
20 KT. SEAS 8 TO 11 FT IN MIXED SWELL.

.ATLC FROM 20 TO 26N E OF 40W NE WINDS TO 20 KT. SEAS 8 FT.
.24 HOUR FORECAST FROM 16N TO 26N E OF 40W NE WINDS 20 TO 25 KT. 
SEAS 8 TO 12 FT IN NE SWELL.
.48 HOUR FORECAST EXCEPT AS NOTED IN JULIA WARNINGS...N OF 20N E 
OF E OF 45W N TO NE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
ELSEWHERE FROM 15N TO 20N E OF 45W WINDS LESS THAN 20 KT. SEAS 8 
TO 12 FT IN E SWELL. 

.CARIBBEAN LOW PRES 17.5N82W 1006 MB. WITHIN 70 NM OF CENTER 
WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES 19N86.5W 1006 MB...POSSIBLE TROPICAL 
CYCLONE. WITHIN 90 NM OF CENTER WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST CONDITIONS AS DESCRIBED BELOW. 

.GULF OF MEXICO 48 HOUR FORECAST LOW PRES 21N91W 1005 MB... 
POSSIBLE TROPICAL CYCLONE. WITHIN 90 NM OF CENTER WINDS 20 TO 30 
KT. SEAS TO 8 FT. 

.ATLC AND GULF WATERS 12 HOUR FORECAST S OF 25W BETWEEN 75W AND 
85W NE TO E WINDS 20 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST S OF 26N BETWEEN 83W AND 90W NE TO E WINDS 20 
KT. SEAS TO 8 FT. 

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

$$
.FORECASTER GR. TROPICAL PREDICTION CENTER.