000
FZNT02 KNHC 200343
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE SEP 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE 

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

SYNOPSIS VALID 0000 UTC TUE SEP 20.
24 HOUR FORECAST VALID 0000 UTC WED SEP 21.
48 HOUR FORECAST VALID 0000 UTC THU SEP 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW NEAR 11N37W 1008 MB MOVING SLOWLY W. FROM 11N TO 18N
E OF 40W NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. WITHIN 90 NM S 
SEMICIRCLE WINDS TO 20 KT. SEAS TO 8 FT. ELSEWHERE FROM 11N TO 
24N E OF 42W NE TO E WINDS 20 KT. SEAS TO 8 FT. S OF 07N E OF 
47W SE WINDS TO 20 KT. SEAS TO 9 FT IN SE SWELL.
.24 HOUR FORECAST LOW...POSSIBLE TROPICAL CYCLONE...NEAR 12N41W 
1007 MB. WITHIN 300 NM N SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 
10 FT. WITHIN 120 NM S SEMICIRCLE WINDS 20 KT. SEAS TO 8 FT.
ELSEWHERE FROM 12N TO 24N E OF 49W E WINDS 20 TO 25 KT. SEAS TO 
9 FT. S OF 05N E OF 45W WINDS LESS THAN 20 KT. SEAS 8 FT IN SE 
SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13N45W 1006 MB. WITHIN 360 NM N SEMICIRCLE WINDS 20 TO 30 KT
WITH HIGHER GUSTS. SEAS 9 TO 14 FT. WITHIN 150 NM S SEMICIRCLE 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE FROM 13N TO 24N E 
OF 55W AND FROM 15N TO 22N BETWEEN 55W AND 64W E WINDS 20 KT. 
SEAS 8 FT E OF 55W.

.LOW NEAR 18N51W 1010 MB MOVING W 15 KT. WITHIN 240 NM NE 
QUADRANT WINDS 20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE WITHIN 60 NM 
OF LOW WINDS TO 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW WEAKENING NEAR 18N57W 1010 MB. FROM 18N TO 
24N BETWEEN 49W AND 57W E WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS AS DESCRIBED 
ABOVE.

.ATLC S OF 22N BETWEEN 68W AND 73W E TO SE WINDS TO 20 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST S OF 24N BETWEEN 64W AND 78W E WINDS TO 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.