000
FZNT02 KNHC 202158
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE SEP 20.
24 HOUR FORECAST VALID 1800 UTC WED SEP 21.
48 HOUR FORECAST VALID 1800 UTC THU SEP 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES NEAR 12N38W 1007 MB MOVING WNW AT 7 KT. FROM 12N 
TO 23N E OF 47W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. OVER 
FORECAST WATERS WITHIN 180 NM SE QUADRANT OF LOW CENTER S TO SW 
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13N43W 1007 MB. WITHIN 250 NM N SEMICIRCLE WINDS 20 TO 30 KT. 
SEAS 10 TO 15 FT. WITHIN 210 NM SE QUADRANT OF LOW CENTER S TO 
SW WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE FROM 12N TO 22N E 
OF 52W E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN E SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
13N48W 1006 MB. WITHIN 240 NM N SEMICIRCLE WINDS 20 TO 30 KT 
WITH HIGHER GUSTS. SEAS 12 TO 18 FT. WITHIN 210 SE QUADRANT OF 
LOW CENTER S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. ELSEWHERE 
FROM 12N TO 22N BETWEEN 40W AND 60W NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 12 FT. 

.WEAK LOW PRES NEAR 17N56W 1013 MB MOVING NW 15 KT. WITHIN 240 
NM NE QUADRANT WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES DISSIPATED. FROM 18N TO 22N BETWEEN 
58W AND 62W E WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES DISSIPATED. CONDITIONS MERGED. 

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.