Tropical Storm HELENE

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TROPICAL STORM HELENE FORECAST/ADVISORY NUMBER   9
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082006
1500 UTC THU SEP 14 2006
 
TROPICAL STORM CENTER LOCATED NEAR 13.4N  36.8W AT 14/1500Z
POSITION ACCURATE WITHIN  45 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT  17 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1003 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT....... 75NE   0SE   0SW  75NW.
12 FT SEAS.. 75NE   0SE   0SW  75NW.
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 13.4N  36.8W AT 14/1500Z
AT 14/1200Z CENTER WAS LOCATED NEAR 13.2N  36.0W
 
FORECAST VALID 15/0000Z 13.8N  39.1W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 75NE   0SE   0SW  75NW.
 
FORECAST VALID 15/1200Z 14.8N  42.0W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 30NE   0SE   0SW  30NW.
34 KT...100NE  40SE  40SW 100NW.
 
FORECAST VALID 16/0000Z 16.2N  44.1W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 30NE   0SE   0SW   0NW.
50 KT... 50NE  30SE   0SW  50NW.
34 KT...125NE  75SE  60SW 110NW.
 
FORECAST VALID 16/1200Z 17.5N  46.0W
MAX WIND  75 KT...GUSTS  90 KT.
50 KT... 60NE  50SE  30SW  50NW.
34 KT...150NE 110SE  75SW 110NW.
 
FORECAST VALID 17/1200Z 19.5N  49.0W
MAX WIND  85 KT...GUSTS 105 KT.
50 KT... 60NE  50SE  30SW  50NW.
34 KT...150NE 110SE  75SW 110NW.
 
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 18/1200Z 21.5N  51.0W
MAX WIND  90 KT...GUSTS 110 KT.
 
OUTLOOK VALID 19/1200Z 24.5N  53.0W
MAX WIND  90 KT...GUSTS 110 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.4N  36.8W
 
NEXT ADVISORY AT 14/2100Z
 
$$
FORECASTER COBB/BEVEN
 
 
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