000
FZNT02 KNHC 282157
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC FRI AUG 28 2009

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS
AMENDED FOR ATLC FORECAST

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.

SECURITE

ATLANTIC BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 1800 UTC FRI AUG 28.
24 HOUR FORECAST VALID 1800 UTC SAT AUG 29.
48 HOUR FORECAST VALID 1800 UTC SUN AUG 30.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM DANNY NEAR 30.4N 75.4W 1007 MB AT 2100 UTC AUG
28 MOVING N OR 360 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER
EXCEPT 150 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 200 NM NE
QUADRANT...150 NM NW AND SE QUADRANTS...AND 75 NM SW QUADRANT
WITH SEAS TO 18 FT.
.24 HOUR FORECAST TROPICAL STORM DANNY NEAR 37.3N 73.2W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 45 NM W SEMICIRCLE...90 NM NE QUADRANT AND 150 NM SE
QUADRANT. SEAS 12 FT OR GREATER WITHIN 210 NM NE QUADRANT...180 
NM NW AND SE QUADRANTS...AND 60 NM SW QUADRANT WITH SEAS TO 22 
FT.
.48 HOUR FORECAST EXTRATROPICAL LOW NEAR 46.5N 61.4W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS
WITHIN 120 NM W SEMICIRCLE...200 NM NE QUADRANT AND 300 NM
SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 480 NM S SEMICIRCLE
WITH SEAS TO 24 FT.
.72 HOUR FORECAST EXTRATROPICAL LOW NEAR 50.5N 49.5W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST EXTRATROPICAL LOW NEAR 53.0N 35.0W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST EXTRATROPICAL LOW NEAR 55.0N 22.0W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT.

.SYNOPSIS AND FORECAST.

.ATLC...EXCEPT AS NOTED IN WARNINGS...ELSEWHERE N OF 27N BETWEEN 
68W AND 75W S TO SW WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. ELSEWHERE
N OF 26N BETWEEN 74W AND 80W WINDS LESS THAN 20 KT. SEAS 6 TO 9 
FT IN IN SE SWELL...EXCEPT W OF 77W NW TO N SWELL. 
.24 HOUR FORECAST...EXCEPT AS NOTED IN WARNINGS...ELSEWHERE N OF 
28N BETWEEN 68W AND 74W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 12 
FT. 
.30 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.ATLC TROPICAL WAVE S OF 18N ALONG 38W WITH LOW NEAR 11N38W 1010 
MB MOVING W 18 KT. WITHIN 180 NM E SEMICIRCLE OF LOW WINDS 20 TO 
25 KT. SEAS TO 9 FT. ELSEWHERE FROM 11N TO 24N E OF 43W NE TO E 
WINDS TO 20 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST TROPICAL WAVE S OF 18N ALONG 40W WITH LOW...
POSSIBLE TROPICAL CYCLONE...NEAR 12N40W 1009 MB. WITHIN 240 NM
SE SEMICIRCLE OF LOW WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE 
FROM 11N TO 23N E OF 44W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 
FT.
.48 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 15N44W
1009 MB. WITHIN 240 NM NW SEMICIRCLE OF LOW WINDS 20 TO 30 KT.
SEAS 9 TO 13 FT. WITHIN 180 NM SE SEMICIRCLE WINDS 20 TO 25 KT.
SEAS TO 9 FT IN SE SWELL. ELSEWHERE FROM 15N TO 22N BETWEEN 38W 
AND 48W NE TO E WINDS 20 KT. SEAS TO 9 FT.

.CARIBBEAN FROM 11N TO 15N BETWEEN 71 AND 77W NE TO E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE S OF 17N BETWEEN 69W AND 
77W NE TO E WINDS TO 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 11N TO 17N BETWEEN 67W AND 78W NE TO E 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 11N TO 17N 
BETWEEN 75W AND 78W NE TO E WINDS TO 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 11N TO 17N BETWEEN 66W AND 75W NE TO E
WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 11N TO 17N 
BETWEEN 67W AND 78W NE TO E WINDS TO 20 KT. SEAS TO 8 FT.

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

$$
.FORECASTER AGUIRRE. TROPICAL PREDICTION CENTER.