000
FZNT02 KNHC 271504
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON SEP 27 2010

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MON SEP 27.
24 HOUR FORECAST VALID 1200 UTC TUE SEP 28.
48 HOUR FORECAST VALID 1200 UTC WED SEP 29.

.WARNINGS.

.SYNOPSIS AND FORECAST.

.ATLC FROM 22N TO 29N E OF 38W NE WINDS 20 KT. SEAS 8 FT IN 
MERGING NE AND E SWELL. SE OF LINE 16N35W TO 07N47W WINDS LESS 
THAN 20 KT. SEAS 8 TO 10 FT IN E SWELL. 
.24 HOUR FORECAST SE OF LINE 18N35W TO 07N48W E WINDS 20 KT. 
SEAS 8 TO 10 FT IN E SWELL. 
.48 HOUR FORECAST S OF 20N E OF 47W E WINDS 20 KT. SEAS 8 TO 10 
FT IN E SWELL. 
 
.ATLC LOW PRES 28N57W 1012 MB. WITHIN 180 NM N SEMICIRCLE NE TO  
WINDS 20 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST TROUGH 30N63W TO 28N64W. N OF 29N WITHIN 180 
NM E OF TROUGH SE WINDS 20 KT. SEAS TO 8 FT. 
.30 HOUR FORECAST TROUGH DISSIPATED. WINDS LESS THAN 20 KT. SEAS 
LESS THAN 8 FT. 

.ATLC 18 HOUR FORECAST S OF 27N W OF 72W SE WINDS 20 KT. SEAS 
LESS THAN 8 FT. 
.24 HOUR FORECAST S OF 27N W OF 70W E TO SE WINDS 20 KT. SEAS 
LESS THAN 8 FT. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...24N83W 
1000 MB. SW OF BAHAMAS SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT. 
ELSEWHERE W OF 68W SE WINDS 20 KT. SEAS 8 FT. 

.CARIBBEAN N OF 15N W OF 80W SE TO S WINDS 20 KT. SEAS TO 8 FT. 
POSSIBLE TROPICAL CYCLONE FORMATION.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...21N84W
1003 MB TROUGH SW TO 16N87W. WITHIN 480 NM SE SEMICIRCLE WINDS 20
TO 25 KT. SEAS TO 11 FT. 
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...24N83W
1000 MB TROUGH SW TO 16N86W. N OF 14N E OF TROUGH TO 75W S TO SW 
WINDS 20 TO 25 KT. SEAS 8 TO 12 FT. W OF TROUGH NW WINDS 20 KT. 
SEAS LESS THAN 8 FT.

.GULF OF MEXICO COLD FRONT 30N85W TO 25N97W AND LOW PRES 19N93W 
1003 MB. N OF FRONT W OF 90W N WINDS 20 TO 25 KT. SEAS TO 8 FT. 
S OF 25N W OF 93W NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT. 
.24 HOUR FORECAST COLD FRONT 27N82W TO 21N86W. S OF 27N W OF 90W 
N TO NE NE WINDS 20 TO 25 KT. SEAS TO 9 FT.   
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...24N83W 
1000 MB. SE OF LINE 30N85W TO 21N97W NW TO N WINDS 20 KT. SEAS 
TO 8 FT. 
  
.REMAINDER OF AREA WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

$$
.FORECASTER NELSON. TROPICAL PREDICTION CENTER.