000
FZNT02 KNHC 222216
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED AUG 22 2012

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED AUG 22.
24 HOUR FORECAST VALID 1800 UTC THU AUG 23.
48 HOUR FORECAST VALID 1800 UTC FRI AUG 24.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM ISAAC NEAR 16.0N 61.2W 1004 MB AT 2100 UTC AUG 
22 MOVING W OR 280 DEG AT 19 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N 
SEMICIRCLE AND 0 NM S SEMICIRCLE.  SEAS 12 FT OR GREATER WITHIN 
360 NM NE QUADRANT...60 NM SE QUADRANT...0 NM SW QUADRANT...AND 
150 NM NW QUADRANT WITH SEAS TO 17 FT.
.24 HOUR FORECAST TROPICAL STORM ISAAC NEAR 16.7N 66.7W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 70 NM N SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 330 NM N SEMICIRCLE... 
240 NM SE AND 30 NM SW QUADRANTS WITH SEAS TO 21 FT.
.48 HOUR FORECAST HURRICANE ISAAC INLAND NEAR 17.9N 71.6W. 
MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE 
WINDS WITHIN 90 NM N SEMICIRCLE...60 NM SE QUADRANT AND 40 NM SW 
QUADRANT. SEAS 12 FT OR GREATER OVER FORECAST WATERS WITHIN 330 
NM N SEMICIRCLE...120 NM SE AND 0 NM SW QUADRANTS WITH SEAS TO 
23 FT.
.72 HOUR FORECAST TROPICAL STORM ISAAC INLAND NEAR 20.5N 75.5W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM ISAAC OVER WATER NEAR 23.5N
79.5W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST HURRICANE ISAAC NEAR 26.5N 82.5W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION TEN NEAR 13.1N 37.4W 1007 MB AT 2100 UTC 
AUG 22 MOVING WNW OR 295 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT.  
.24 HOUR FORECAST TROPICAL STORM TEN NEAR 15.0N 42.2W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 60 NM NE QUADRANT...40 NM SE QUADRANT...20 NM SW 
QUADRANT...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
150 NM N AND 30 NM S SEMICIRCLES WITH SEAS TO 18 FT.
.48 HOUR FORECAST TROPICAL STORM TEN NEAR 17.1N 47.5W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NW AND SE QUADRANTS...100 NM NE QUADRANT AND 50 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM N AND 45 NM S 
SEMICIRCLES WITH SEAS TO 21 FT.
.72 HOUR FORECAST TROPICAL STORM TEN NEAR 19.9N 53.6W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM TEN NEAR 23.5N 59.5W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM TEN NEAR 28.5N 64.5W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE 
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.CARIBBEAN AND ATLC EXCEPT AS NOTED IN ISAAC WARNINGS...WITHIN 
500 NM NE...330 NM SE...180 NM SW AND 480 NM NW QUADRANTS OF 
CENTER WINDS 20 TO 33 KT. SEAS TO 12 FT. ELSEWHERE FROM 09N TO 
12N BETWEEN 54W AND 58W SE TO S WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN ISAAC WARNINGS...WITHIN 480 
NM NE SEMICIRCLE...300 NM SE AND 180 NM SW QUADRANTS OF CENTER 
WINDS 20 TO 33 KT. SEAS TO 12 FT. ELSEWHERE FROM 12N TO 19N 
BETWEEN 56W AND 61W SE WINDS 20 TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN ISAAC WARNINGS...WITHIN 420 
NM NE AND 240 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS TO 12 
FT. ELSEWHERE FROM 11N TO 20N BETWEEN 60W AND 65W SE WINDS 20 TO 
25 KT. SEAS TO 11 FT.

.ATLC EXCEPT AS NOTED IN TROPICAL DEPRESSION TEN WARNINGS...OVER 
FORECAST WATERS WITHIN 360 NM N SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS TO 10 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN TROPICAL DEPRESSION TEN 
WARNINGS...WITHIN 300 NM N AND 120 NM S SEMICIRCLES WINDS 20 TO 
33 KT. SEAS TO 12 FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN TROPICAL DEPRESSION TEN 
WARNINGS...WITHIN 330 NM N AND 120 NM S SEMICIRCLES WINDS 20 TO 
33 KT. SEAS TO 12 FT.

.CARIBBEAN FROM 15N TO 17.5N BETWEEN 71W AND 79W NE TO E WINDS 
20 TO 25 KT. SEAS TO 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN S OF 18N W OF 85W E TO SE WINDS 20 KT. SEAS TO 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.