000
FZNT02 KNHC 262217
HSFAT2

HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN AUG 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN AUG 26.
24 HOUR FORECAST VALID 1800 UTC MON AUG 27.
48 HOUR FORECAST VALID 1800 UTC TUE AUG 28.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM ISAAC NEAR 24.2N 82.3W 992 MB AT 2100 UTC AUG 26 
MOVING WNW OR 295 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 50 KT 
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM N 
SEMICIRCLE...120 NM SE QUADRANT AND 80 NM SW QUADRANT.SEAS 12 
FT OR GREATER WITHIN 150 NM E SEMICIRCLE AND 120 NM W SEMICIRCLE 
WITH SEAS TO 16 FT.
.24 HOUR FORECAST TROPICAL STORM ISAAC NEAR 26.3N 85.9W. MAXIMUM
SUSTAINED WINDS 60 KT GUSTS 75 KT. LITTLE CHANGE IN RADIUS OF 
TROPICAL STORM FORCE WINDS. SEAS 12 FT OR GREATER WITHIN 210 NM 
N SEMICIRCLE...AND 150 NM SE...180 NM SW QUADRANTS WITH SEAS TO 
22 FT.
.48 HOUR FORECAST HURRICANE ISAAC NEAR 28.9N 88.5W. MAXIMUM
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS
WITHIN 180 NM NE QUADRANT...150 NM SE QUADRANT...90 NM SW 
QUADRANT...AND 160 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
210 NM NE...270 NM SE...210 NM SW...AND 75 NM NW QUADRANTS WITH 
SEAS TO 28 FT.
.72 HOUR FORECAST HURRICANE ISAAC INLAND NEAR 30.7N 89.5W. 
MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION ISAAC INLAND NEAR 32.5N
90.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST TROPICAL DEPRESSION ISAAC INLAND NEAR 34.5N
90.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 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.

.EXCEPT AS NOTED IN ISAAC WARNING...OVER FORECAST ATLC AND GULF 
OF MEXICO WATERS WITHIN 450 NM NE...420 NM SE...300 NM SW...AND 
330 NM NW QUADRANTS WINDS 20 TO 33 KT. SEAS TO 12 FT. ELSEWHERE 
OVER GULF OF MEXICO WATERS S OF 24N BETWEEN 87W AND 89W NE WINDS 
20 KT OR LESS. SEAS TO 8 FT IN NE SWELL.
.24 HOUR FORECAST EXCEPT AS NOTED IN ISAAC WARNING...OVER 
FORECAST WATERS WITHIN 300 NM OF CENTER WINDS 20 TO 33 KT. SEAS 
8 TO 12 FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN ISAAC WARNING...GULF OF 
MEXICO WATERS N OF 22N E OF 94W WINDS 20 TO 33 KT. SEAS 8 TO 12 
FT

.ATLC FROM 25N TO 29N BETWEEN 55W AND 60W E TO SE WINDS 20 KT OR 
LESS. SEAS TO 9 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC LOW PRES NEAR 18N36.5W 1009 MB MOVING NW 15 KT. FROM 17N 
TO 23N E OF 42W NE TO E WINDS 20 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
19.5N41.5W 1011 MB. WITHIN 300 NM N SEMICIRCLE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
23N45W 1012 MB. WITHIN 270 NM NE QUADRANT E TO SE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT. WITHIN 180 NM NW QUADRANT NE WINDS 20 TO 25 
KT. SEAS TO 9 FT.

.CARIBBEAN S OF 16N E OF 71W E TO SE WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST S OF 17N BETWEEN 65W AND 75W E TO SE WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST FROM 12N TO 17N BETWEEN 68W AND 78W E TO SE 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.