000
FZNT02 KNHC 182053
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC MON SEP 18 2006
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

PAN PAN 

ATLANTIC FROM 7N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 1800 UTC MON SEP 18
24 HOUR FORECAST VALID 1800 UTC TUE SEP 19
48 HOUR FORECAST VALID 1800 UTC WED SEP 20

.WARNINGS...
...HURRICANE WARNING...
.HURRICANE HELENE NEAR 23.9N 51.1W 960 MB AT 2100 UTC SEP 18 
MOVING WNW OR 300 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 100 KT 
GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 175 NM NE...150 
NM SE...100 NM SW...AND 125 NM NW QUADRANTS. SEAS 12 FT OR 
GREATER WITHIN 330 NM OF CENTER EXCEPT 240 NM SW QUADRANT WITH 
SEAS TO 38 FT.
.24 HOUR FORECAST HURRICANE HELENE NEAR 24.7N 54.0W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. LITTLE CHANGE IN RADIUS OF 
TROPICAL STORM FORCE WINDS. SEAS 12 FT OR GREATER WITHIN 270 NM 
OF CENTER EXCEPT 420 NM NE QUADRANT WITH SEAS TO 40. 
.48 HOUR FORECAST HURRICANE HELENE NEAR 26.0N 57.0W. MAXIMUM
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 200 NM NE...175 NM SE...125 NM SW...AND 150 NM NW 
QUADRANTS. SEAS 12 FT OR GREATER WITHIN 360 NM OF CENTER EXCEPT 
240 NM SE QUADRANT WITH SEAS TO 40 FT.
.72 HOUR FORECAST HURRICANE HELENE NEAR 29.5N 58.5W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE HELENE NEAR 33.0N 57.5W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT.
.120 HOUR FORECAST HURRICANE HELENE NEAR 40.0N 50.0W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT.

.SYNOPSIS AND FORECAST.
.ATLC EXCEPT AS NOTED IN HELENE WARNINGS...WITHIN 420 NM 
NE...360 NM SE...270 NM NW...AND 180 NM SW QUADRANTS WINDS 20 TO 
33 KT SEAS 8 TO 12 FT.
.24 HOUR FORECAST EXCEPT AS NOTED IN HELENE WARNINGS...WITHIN 
360 NM N AND 300 NM S SEMICIRCLES WINDS 20 TO 33 KT SEAS 8 TO 12 
FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN HELENE WARNINGS...OVER 
FORECAST WATERS WITHIN 480 NM NE...360 NM SE AND NW...AND 300 NM 
SW QUADRANTS WINDS 20 TO 33 KT SEAS 8 TO 12 FT.

.ATLC 36 HOUR FORECAST COLD FRONT ALONG GEORGIA COAST. N OF 29N 
W OF 73W SW WINDS 20 KT SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT 31N76W 29N81W. N OF 28N WITHIN 420 
NM E OF FRONT SW WINDS 20 KT SEAS TO 9 FT IN W SWELL.

.CARIBBEAN FROM 12N TO 15N BETWEEN 72W AND 82W E WINDS 20 KT 
SEAS TO 8 FT.
.24 HOUR FORECAST S OF 15N BETWEEN 70W AND 75W E WINDS TO 20 KT 
SEAS TO 8 FT. S OF 18N W OF 84W E TO SE WINDS TO 20 KT SEAS LESS 
THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO COLD FRONT 30N92W 26N98W. N OF 28N W OF 90W SW 
WINDS TO 20 KT SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT 30N87W 25N95W 21N98W. NW OF FRONT N 
TO NE WINDS 20 KT SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT 28N83W 23N93W 18N95W. WINDS LESS 
THAN 20 KT SEAS LESS THAN 8 FT.

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

$$
FORECASTER BERG
TROPICAL ANALYSIS AND FORECAST BRANCH
TROPICAL PREDICTION CENTER