Hurricane HELENE

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HURRICANE HELENE FORECAST/ADVISORY NUMBER  28
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082006
0900 UTC TUE SEP 19 2006
 
HURRICANE CENTER LOCATED NEAR 24.4N  52.1W AT 19/0900Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT   7 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  960 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS 100 KT WITH GUSTS TO 120 KT.
64 KT....... 60NE  50SE  40SW  50NW.
50 KT.......100NE  75SE  60SW 100NW.
34 KT.......200NE 150SE 125SW 175NW.
12 FT SEAS..375NE 375SE 240SW 330NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 24.4N  52.1W AT 19/0900Z
AT 19/0600Z CENTER WAS LOCATED NEAR 24.3N  51.8W
 
FORECAST VALID 19/1800Z 24.6N  53.4W
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 60NE  50SE  40SW  50NW.
50 KT...100NE  75SE  60SW 100NW.
34 KT...200NE 150SE 125SW 175NW.
 
FORECAST VALID 20/0600Z 25.1N  55.0W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 60NE  50SE  40SW  50NW.
50 KT...100NE  75SE  60SW 100NW.
34 KT...200NE 150SE 125SW 175NW.
 
FORECAST VALID 20/1800Z 26.4N  56.3W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 60NE  50SE  40SW  50NW.
50 KT...100NE  75SE  60SW 100NW.
34 KT...225NE 175SE 150SW 175NW.
 
FORECAST VALID 21/0600Z 28.3N  57.1W
MAX WIND 110 KT...GUSTS 135 KT.
50 KT...100NE  75SE  60SW 100NW.
34 KT...225NE 175SE 150SW 175NW.
 
FORECAST VALID 22/0600Z 33.6N  56.1W
MAX WIND 100 KT...GUSTS 120 KT.
50 KT...100NE  75SE  60SW 100NW.
34 KT...225NE 175SE 150SW 175NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 225 NM
ON DAY 4 AND 300 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 23/0600Z 38.0N  52.0W
MAX WIND  90 KT...GUSTS 110 KT.
 
OUTLOOK VALID 24/0600Z 42.0N  45.0W
MAX WIND  80 KT...GUSTS 100 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 24.4N  52.1W
 
NEXT ADVISORY AT 19/1500Z
 
$$
FORECASTER BROWN/STEWART
 
 
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