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TROPICAL STORM OLIVIA FORECAST/ADVISORY NUMBER  21
NATIONAL WEATHER SERVICE MIAMI FL   EP1700
1500Z SAT OCT 07 2000
 
TROPICAL STORM CENTER LOCATED NEAR 17.1N 112.1W AT 07/1500Z
POSITION ACCURATE WITHIN  45 NM
 
PRESENT MOVEMENT TOWARD THE WEST NORTHWEST OR 300 DEGREES AT  7 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  997 MB
MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
50 KT....... 25NE  25SE  25SW  25NW.
34 KT....... 75NE  75SE  75SW  75NW.
12 FT SEAS..100NE 100SE 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 17.1N 112.1W AT 07/1500Z
AT 07/1200Z CENTER WAS LOCATED NEAR 16.5N 111.5W
 
FORECAST VALID 08/0000Z 17.5N 113.0W
MAX WIND  55 KT...GUSTS  60 KT.
50 KT... 25NE  25SE  25SW  25NW.
34 KT... 75NE  75SE  75SW  75NW.
 
FORECAST VALID 08/1200Z 18.5N 114.5W
MAX WIND  55 KT...GUSTS  60 KT.
50 KT... 25NE  25SE  25SW  25NW.
34 KT... 75NE  75SE  75SW  75NW.
 
FORECAST VALID 09/0000Z 19.5N 116.5W
MAX WIND  55 KT...GUSTS  60 KT.
50 KT... 25NE  25SE  25SW  25NW.
34 KT... 75NE  75SE  75SW  75NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.1N 112.1W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 09/1200Z 20.5N 118.0W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 25NE  25SE  25SW  25NW.
 
OUTLOOK VALID 10/1200Z 23.5N 120.0W
MAX WIND  40 KT...GUSTS  50 KT.
 
NEXT ADVISORY AT 07/2100Z
 
FORECASTER AVILA
 
 
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