982 
 WTNT24 KNHC 281433
 TCMAT4
 TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER   4
 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL092006
 1500 UTC THU SEP 28 2006
  
 TROPICAL STORM CENTER LOCATED NEAR 28.2N  54.7W AT 28/1500Z
 POSITION ACCURATE WITHIN  30 NM
  
 PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT   7 KT
  
 ESTIMATED MINIMUM CENTRAL PRESSURE 1008 MB
 MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
 34 KT.......100NE  75SE   0SW   0NW.
 12 FT SEAS..100NE 150SE  50SW 100NW.
 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 28.2N  54.7W AT 28/1500Z
 AT 28/1200Z CENTER WAS LOCATED NEAR 27.9N  54.5W
  
 FORECAST VALID 29/0000Z 28.9N  55.4W
 MAX WIND  40 KT...GUSTS  50 KT.
 34 KT...100NE  75SE  50SW  50NW.
  
 FORECAST VALID 29/1200Z 29.9N  56.6W
 MAX WIND  45 KT...GUSTS  55 KT.
 34 KT...100NE  75SE  50SW  50NW.
  
 FORECAST VALID 30/0000Z 30.9N  57.8W
 MAX WIND  50 KT...GUSTS  60 KT.
 50 KT... 40NE  30SE   0SW  30NW.
 34 KT...100NE  75SE  50SW  75NW.
  
 FORECAST VALID 30/1200Z 32.2N  58.8W
 MAX WIND  50 KT...GUSTS  60 KT.
 50 KT... 40NE  30SE   0SW  30NW.
 34 KT...100NE  75SE  50SW  75NW.
  
 FORECAST VALID 01/1200Z 35.5N  59.5W
 MAX WIND  50 KT...GUSTS  60 KT.
 50 KT... 50NE  40SE  25SW  40NW.
 34 KT...100NE 100SE  50SW  75NW.
  
 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 02/1200Z 41.5N  56.0W...EXTRATROPICAL
 MAX WIND  50 KT...GUSTS  60 KT.
  
 OUTLOOK VALID 03/1200Z 47.5N  46.5W...EXTRATROPICAL
 MAX WIND  50 KT...GUSTS  60 KT.
  
 REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.2N  54.7W
  
 NEXT ADVISORY AT 28/2100Z
  
 $$
 FORECASTER BLAKE/STEWART