000
FZNT02 KNHC 230941
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE AUG 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE AUG 23.
24 HOUR FORECAST VALID 0600 UTC WED AUG 24.
48 HOUR FORECAST VALID 0600 UTC THU AUG 25.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE IRENE NEAR 20.3N 70.1W 978 MB AT 0900 UTC AUG 23
MOVING WNW OR 295 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 85 KT
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM S
SEMICIRCLE...180 NM NE QUADRANT AND 130 NM NW QUADRANT.  SEAS 12
FT OR GREATER WITHIN 180 NM NE QUADRANT...120 NM SE
QUADRANT...35 NM SW QUADRANT...AND 150 NM NW QUADRANT WITH SEAS
TO 30 FT.
.24 HOUR FORECAST HURRICANE IRENE NEAR 21.7N 73.3W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS
WITHIN 190 NM NE QUADRANT...140 NM SE QUADRANT...120 NM SW 
QUADRANT...AND 150 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
240 NM N AND WITHIN 150 NM S SEMICIRCLES WITH SEAS TO 35 FT.
.48 HOUR FORECAST HURRICANE IRENE NEAR 24.3N 76.2W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS
WITHIN 160 NM NW AND SE QUADRANTS...190 NM NE QUADRANT AND 120 
NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 300 NM N AND WITHIN 
210 NM S SEMICIRCLES WITH SEAS TO 40 FT.
.72 HOUR FORECAST HURRICANE IRENE NEAR 28.0N 78.0W. MAXIMUM
SUSTAINED WINDS 115 KT GUSTS 140 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE IRENE NEAR 31.5N 78.3W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT.
.120 HOUR FORECAST HURRICANE IRENE INLAND NEAR 35.0N 78.0W.
MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT.

.SYNOPSIS AND FORECAST.

.ATLC AND CARIBBEAN EXCEPT AS NOTED IN IRENE WARNING...OVER 
FORECAST WATERS WITHIN 480 NM NE AND 270 NW QUADRANTS...AND 
WITHIN 300 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 
.24 HOUR FORECAST EXCEPT AS NOTED IN IRENE WARNING...OVER 
FORECAST WATERS WITHIN 420 NM E SEMICIRCLE...AND 300 NM NW AND 
120 NM SW QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST EXCEPT AS NOTED IN IRENE WARNING...OVER 
FORECAST WATERS WITHIN 570 NM E SEMICIRCLE...AND 300 NW AND 180 
NM SW QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 

.ATLC LOW PRES NEAR 22N36W 1011 MB. FROM 22N TO 29N E OF 41W NE 
TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 24N41W 1015 MB. WITHIN 390 NM NE 
QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN NE SWELL. 
.48 HOUR FORECAST LOW PRES NEAR 24N46W 1015 MB. WITHIN 360 NM NE 
QUADRANT WINDS 20 TO 30 KT. SEAS 8 TO 12 FT IN NE SWELL.

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.