000
FZNT02 KNHC 252216
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU AUG 25 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 1800 UTC THU AUG 25.
24 HOUR FORECAST VALID 1800 UTC FRI AUG 26.
48 HOUR FORECAST VALID 1800 UTC SAT AUG 27.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE IRENE NEAR 27.0N 77.3W 950 MB AT 2100 UTC AUG 25 
MOVING NNW OR 335 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 100 KT 
GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 250 NM NE 
QUADRANT...200 NM SE QUADRANT...125 NM SW QUADRANT...AND 160 NM 
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 330 NM NE QUADRANT... 
300 NM SE QUADRANT...90 NM SW QUADRANT...AND 270 NM NW QUADRANT 
WITH SEAS TO 36 FT.
.24 HOUR FORECAST HURRICANE IRENE NEAR 30.6N 77.8W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. LITTLE CHANGE IN RADIUS OF
TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. 
.48 HOUR FORECAST HURRICANE IRENE NEAR 34.5N 76.9W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS
WITHIN 140 NM W SEMICIRCLE...270 NM NE QUADRANT AND 240 NM SE 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM NW...420 NM 
NE...300 NM SE AND 240 NM SW QUADRANT WITH SEAS TO 39 FT.
.72 HOUR FORECAST HURRICANE IRENE INLAND NEAR 39.8N 74.6W. 
MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IRENE NEAR 48.5N
68.0W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL IRENE NEAR 56.0N
54.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION TEN NEAR 13.8N 32.4W 1009 MB AT 2100 UTC 
AUG 25 MOVING WNW OR 300 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT.  
.24 HOUR FORECAST TROPICAL STORM TEN NEAR 15.2N 34.4W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 30 NM NW AND SE QUADRANTS...45 NM NE QUADRANT AND 0 NM SW 
QUADRANT. SEAS TO 12 FT WITHIN 45 NM NE AND 90 NM SE QUADRANTS.
.48 HOUR FORECAST TROPICAL STORM TEN NEAR 16.9N 36.0W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM NW AND SE QUADRANTS...75 NM NE QUADRANT AND 45 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM NE QUADRANT 
WITH SEAS TO 14 FT.
.72 HOUR FORECAST TROPICAL STORM TEN NEAR 19.0N 37.5W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION TEN NEAR 20.5N 39.5W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW TEN NEAR 21.5N
42.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.SYNOPSIS AND FORECAST.

.ATLC...EXCEPT AS NOTED IN IRENE WARNING...OVER FORECAST WATERS 
WITHIN 390 NM NW AND 480 NM SE SEMICIRCLES...WINDS 20 TO 33 KT. 
SEAS TO 12 FT. WITHIN 180 NM E AND 120 NM W SEMICIRCLES OF 
IRENE...NUMEROUS STRONG CONVECTION.  
.24 HOUR FORECAST...EXCEPT AS NOTED IN IRENE WARNING...OVER 
FORECAST WATERS WITHIN 480 NM SE AND 240 NM NW SEMICIRCLES  
WINDS 20 TO 33 KT. SEAS TO 12 FT. 
.48 HOUR FORECAST...EXCEPT AS NOTED IN IRENE WARNING...OVER 
FORECAST WATERS WITHIN 510 NM S SEMICIRCLE WINDS 20 TO 33 KT. 
SEAS TO 12 FT.

.ATLC...EXCEPT AS NOTED IN TROPICAL DEPRESSION TEN WARNING... 
FROM 18N TO 24N E OF 38W NE WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN TROPICAL DEPRESSION TEN 
WARNING...FROM 15N TO 23N E OF 39W N TO NE WINDS 20 TO 30 KT. 
SEAS TO 9 FT.
.48 HOUR FORECAST...EXCEPT AS NOTED IN TROPICAL DEPRESSION TEN 
WARNING...FROM 16N TO 22N E OF 40W N TO NE WINDS 20 TO 33 KT. 
SEAS 8 TO 11 FT. FROM 10N TO 15N E OF 38W SW WINDS 20 KT. SEAS 8 
FT. 

.ATLC TROUGH 26N52W TO 22N45W MOVING W 15 KT. N OF TROUGH TO 28N 
BETWEEN 45W AND 57W WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROUGH FROM 25N57W TO 23N52W. WITHIN 240 NM NE 
OF TROUGH SE WINDS 20 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST TROUGH BECOMING DIFFUSE. N OF 27N BETWEEN 53W 
AND 60W SE WINDS 20 KT. SEAS 8 TO 9 FT.

.GULF OF MEXICO S OF 25N E OF 82.5W TO 80W...INCLUDING STRAITS 
OF FLORIDA...NW TO N WINDS 20 KT. SEAS TO 8 FT STRAITS OF 
FLORIDA.
.24 HOUR FORECAST S OF 25N E OF 83W TO 80W...INCLUDING STRAITS 
OF FLORIDA...SW TO W WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST N OF 27N E OF 86W W WINDS 20 KT. SEAS LESS 
THAN 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.