000
FZNT02 KNHC 180259
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MON SEP 18
24 HOUR FORECAST VALID 0000 UTC TUE SEP 19
48 HOUR FORECAST VALID 0000 UTC WED SEP 20

.WARNINGS...
...HURRICANE WARNING...
.HURRICANE HELENE NEAR 21.6N 49.4W 962 MB AT 0300 UTC SEP 18 
MOVING NW OR 315 DEG AT 7 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 200 NM S SEMICIRCLE...275 NM NE AND 250 NM NW 
QUADRANTS WITH SEAS TO 35 FT.
.24 HOUR FORECAST HURRICANE HELENE NEAR 23.0N 51.5W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 KT. LITTLE CHANGE IN RADIUS OF
TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. 
.48 HOUR FORECAST HURRICANE HELENE NEAR 23.6N 54.8W. MAXIMUM
SUSTAINED WINDS 110 KT GUSTS 135 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 240 NM S SEMICIRCLE... 
300 NM NE AND 275 NM NW QUADRANTS WITH SEAS TO 35 FT.
.72 HOUR FORECAST HURRICANE HELENE NEAR 25.0N 58.0W. MAXIMUM
SUSTAINED WINDS 100 KT GUSTS 120 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE HELENE NEAR 27.5N 59.5W. MAXIMUM
SUSTAINED WINDS 95 KT GUSTS 115 KT.
.120 HOUR FORECAST HURRICANE HELENE NEAR 29.5N 61.5W. MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT.

.SYNOPSIS AND FORECAST.
.ATLC EXCEPT AS NOTED IN HELENE WARNINGS...WITHIN 480 NM NE... 
300 NM SE AND 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 
300 NM OF CENTER...EXCEPT 420 NM NE QUADRANT...WINDS 20 TO 33 KT 
SEAS 8 TO 12 FT.
.48 HOUR FORECAST EXCEPT AS NOTED IN HELENE WARNINGS...LITTLE 
CHANGE IN WINDS AND SEAS.

.CARIBBEAN FROM 12N TO 14N BETWEEN 75W AND 80W E WINDS 20 KT 
SEAS TO 8 FT IN E SWELL.
.24 HOUR FORECAST FROM 12N TO 14N BETWEEN 70W AND 76W E WINDS TO 
20 KT SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 12N TO 14N BETWEEN 70W AND 75W E WINDS TO 
20 KT SEAS LESS THAN 8 FT.

.GULF OF MEXICO NEAR TEXAS COAST S WINDS TO 20 KT SEAS LESS THAN 
8 FT.
.24 HOUR FORECAST COLD FRONT ALONG TEXAS COAST. N OF 28N E OF 
FRONT TO 90W SW WINDS TO 20 KT SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT 30N83W 23N98W. N OF 26N W OF FRONT 
NE WINDS 20 KT SEAS LESS THAN 8 FT.

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

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