881 
 WTNT23 KNHC 160241
 TCMAT3
 TROPICAL STORM HELENE FORECAST/ADVISORY NUMBER  15
 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082006
 0300 UTC SAT SEP 16 2006
  
 TROPICAL STORM CENTER LOCATED NEAR 17.2N  43.7W AT 16/0300Z
 POSITION ACCURATE WITHIN  30 NM
  
 PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT  12 KT
  
 ESTIMATED MINIMUM CENTRAL PRESSURE  992 MB
 MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
 50 KT....... 25NE  25SE   0SW  25NW.
 34 KT.......100NE  75SE  50SW 100NW.
 12 FT SEAS..200NE 180SE 180SW 225NW.
 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 17.2N  43.7W AT 16/0300Z
 AT 16/0000Z CENTER WAS LOCATED NEAR 16.9N  43.2W
  
 FORECAST VALID 16/1200Z 17.9N  45.1W
 MAX WIND  65 KT...GUSTS  80 KT.
 64 KT... 20NE  20SE  20SW  20NW.
 50 KT... 40NE  40SE  40SW  40NW.
 34 KT...120NE 100SE  75SW 100NW.
  
 FORECAST VALID 17/0000Z 18.9N  46.7W
 MAX WIND  70 KT...GUSTS  85 KT.
 64 KT... 25NE  25SE  25SW  25NW.
 50 KT... 50NE  50SE  50SW  50NW.
 34 KT...120NE 100SE  75SW 100NW.
  
 FORECAST VALID 17/1200Z 19.8N  48.1W
 MAX WIND  75 KT...GUSTS  90 KT.
 64 KT... 30NE  30SE  25SW  25NW.
 50 KT... 60NE  60SE  50SW  50NW.
 34 KT...150NE 110SE  80SW 120NW.
  
 FORECAST VALID 18/0000Z 20.7N  49.4W
 MAX WIND  90 KT...GUSTS 110 KT.
 50 KT... 60NE  60SE  50SW  50NW.
 34 KT...150NE 120SE  80SW 130NW.
  
 FORECAST VALID 19/0000Z 22.4N  51.8W
 MAX WIND 100 KT...GUSTS 120 KT.
 50 KT... 70NE  70SE  60SW  60NW.
 34 KT...150NE 130SE  90SW 140NW.
  
 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 20/0000Z 24.0N  54.6W
 MAX WIND 100 KT...GUSTS 120 KT.
  
 OUTLOOK VALID 21/0000Z 26.0N  57.0W
 MAX WIND  95 KT...GUSTS 115 KT.
  
 REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.2N  43.7W
  
 NEXT ADVISORY AT 16/0900Z
  
 $$
 FORECASTER STEWART