308 
 WTNT24 KNHC 230833
 TCMAT4
 TROPICAL STORM IVAN FORECAST/ADVISORY NUMBER  69
 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL092004
 0900Z THU SEP 23 2004
  
 A TROPICAL STORM WARNING REMAINS IN EFFECT FOR A PORTION OF THE GULF
 OF MEXICO COAST FROM THE MOUTH OF THE MISSISSIPPI RIVER LOUISIANA
 WESTWARD TO SARGENT TEXAS.
  
 TROPICAL STORM CENTER LOCATED NEAR 28.2N  91.6W AT 23/0900Z
 POSITION ACCURATE WITHIN  25 NM
  
 PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT  13 KT
  
 ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB
 MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
 34 KT....... 75NE  50SE   0SW   0NW.
 12 FT SEAS..150NE 150SE 100SW 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  91.6W AT 23/0900Z
 AT 23/0600Z CENTER WAS LOCATED NEAR 27.9N  91.0W
  
 FORECAST VALID 23/1800Z 29.2N  93.4W
 MAX WIND  40 KT...GUSTS  50 KT.
 34 KT... 75NE  75SE  25SW  50NW.
  
 FORECAST VALID 24/0600Z 30.1N  95.0W...INLAND
 MAX WIND  35 KT...GUSTS  45 KT.
 34 KT... 75NE  75SE  25SW  50NW.
  
 FORECAST VALID 24/1800Z 30.7N  96.1W...INLAND
 MAX WIND  30 KT...GUSTS  40 KT.
  
 FORECAST VALID 25/0600Z 31.0N  97.0W...INLAND...DISSIPATING
 MAX WIND  20 KT...GUSTS  25 KT.
  
 FORECAST VALID 26/0600Z 31.1N  98.0W...INLAND...REMNANT LOW
 MAX WIND  20 KT...GUSTS  25 KT.
  
 EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
 ON DAY 4 AND 325 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
  
 OUTLOOK VALID 27/0600Z...DISSIPATED
 
 REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.2N  91.6W
  
 NEXT ADVISORY AT 23/1500Z
  
 FORECASTER PASCH
  
 $$