000
FZNT02 KNHC 311013
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED AUG 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC WED AUG 31.
24 HOUR FORECAST VALID 0600 UTC THU SEP 01.
48 HOUR FORECAST VALID 0600 UTC FRI SEP 02.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM KATIA NEAR 13.9N 39.1W 994 MB AT 0900 UTC AUG 31
MOVING WNW OR 285 DEG AT 18 KT. MAXIMUM SUSTAINED WINDS 55 KT 
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 75 NM N SEMICIRCLE
...40 NM SE QUADRANT AND 20 NM SW QUADRANT. SEAS 12 FT OR 
GREATER WITHIN 0 NM S SEMICIRCLE...75 NM NE QUADRANT AND 60 NM 
NW QUADRANT WITH SEAS TO 16 FT.
.12 HOUR FORECAST HURRICANE KATIA NEAR 14.3N 41.7W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS
90 NM N SEMICIRCLE...50 NM SE QUADRANT AND 30 NM SW QUADRANT.
SEAS 12 FT OR GREATER WITHIN AREA OF TROPICAL STORM FORCE WINDS
WITH SEAS TO 19 FT.
.24 HOUR FORECAST HURRICANE KATIA NEAR 15.0N 44.9W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM N SEMICIRCLE...80 NM SE QUADRANT AND 50 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE
...80 NM SE QUADRANT AND 60 NM SW QUADRANT WITH SEAS TO 24 FT.
.48 HOUR FORECAST HURRICANE KATIA NEAR 16.8N 50.2W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS
WITHIN 140 NM N SEMICIRCLE...120 NM SE QUADRANT AND 75 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM NE QUADRANT...
120 SE AND NW QUADRANTS...AND 75 NM SW QUADRANT WITH SEAS TO 28 
FT.
.72 HOUR FORECAST HURRICANE KATIA NEAR 19.0N 54.0W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE KATIA NEAR 21.0N 57.0W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT.
.120 HOUR FORECAST HURRICANE KATIA NEAR 23.0N 60.0W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT.

.SYNOPSIS AND FORECAST.

.ATLC...EXCEPT AS NOTED IN WARNINGS...ELSEWHERE FROM 12N TO 22N 
E OF 42W N TO NE WINDS 20 TO 33 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 420 NM 
N SEMICIRCLE...240 NM SE AND 180 NM SW QUADRANTS WINDS 20 TO 
TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...ELSEWHERE OVER 
FORECAST WATERS WITHIN 450 NM N SEMICIRCLE...270 NM SE AND
180 NM SW QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. 
.48 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...WITHIN 420 NM 
N SEMICIRCLE...300 NM SE AND 240 NM SW QUADRANTS WINDS 20 TO 33 
KT. SEAS 8 TO 12 FT.

.ATLC FROM 25N TO 29N BETWEEN 41W AND 45W SE WINDS TO 20 KT. SEAS
LESS THAN 8 FT.
.12 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN S OF 16N BETWEEN 68W AND 75W NE TO E WINDS 20 TO 25 
KT. SEAS TO 9 FT. ELSEWHERE FROM 12N TO 18N BETWEEN 67W AND 81W 
E WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 15N W OF 81W SE WINDS
20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST S OF 14N BETWEEN 68W AND 75W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT. ELSEWHERE FROM 12N TO 16N BETWEEN 68W AND
79W NE TO E WINDS TO 20 KT. SEAS LESS THAN 8 FT. FROM 15N TO 18N
BETWEEN 83W AND 87W SE WINDS 20 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO S OF 26N E OF 90W E TO SE WINDS TO 20 KT. SEAS 
LESS THAN 8 FT. WINDS AND SEAS HIGHER IN AND NEAR SCATTERED 
TSTMS S OF 26N.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST BETWEEN 85W AND 90W AND N OF 27N BETWEEN 90W
AND 92W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.