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TROPICAL STORM ISELLE FORECAST/ADVISORY NUMBER  12
NATIONAL WEATHER SERVICE MIAMI FL   EP1202
2100Z TUE SEP 17 2002
  
TROPICAL STORM CENTER LOCATED NEAR 21.8N 114.1W AT 17/2100Z
POSITION ACCURATE WITHIN  45 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  990 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
50 KT....... 40NE  40SE  40SW  40NW.
34 KT.......100NE 100SE 125SW 100NW.
12 FT SEAS..100NE 125SE 125SW 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 21.8N 114.1W AT 17/2100Z
AT 17/1800Z CENTER WAS LOCATED NEAR 21.7N 114.0W
 
FORECAST VALID 18/0600Z 22.2N 114.6W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 40NE  40SE  40SW  40NW.
34 KT...100NE 100SE 125SW 100NW.
 
FORECAST VALID 18/1800Z 22.7N 115.1W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 40NE  40SE  40SW  40NW.
34 KT...100NE 100SE 100SW 100NW.
 
FORECAST VALID 19/0600Z 23.3N 115.7W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE  40SE  40SW  40NW.
34 KT...100NE 100SE 100SW 100NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.8N 114.1W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 19/1800Z 24.0N 116.0W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 40NE  40SE  40SW  40NW.
34 KT...100NE 100SE 100SW 100NW.
 
OUTLOOK VALID 20/1800Z 25.0N 116.5W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 75NE  75SE  75SW  75NW.
 
NEXT ADVISORY AT 18/0300Z
 
FORECASTER PASCH/MAINELLI
 
 
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