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TROPICAL STORM GILMA FORECAST/ADVISORY NUMBER  18
NATIONAL WEATHER SERVICE MIAMI FL   EP0900
0900Z WED AUG 09 2000
  
TROPICAL STORM CENTER LOCATED NEAR 20.3N 121.0W AT 09/0900Z
POSITION ACCURATE WITHIN  60 NM
 
PRESENT MOVEMENT TOWARD THE WEST NORTHWEST OR 290 DEGREES AT  8 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  990 MB
MAX SUSTAINED WINDS  55 KT WITH GUSTS TO  65 KT.
50 KT....... 40NE  40SE  40SW  40NW.
34 KT.......125NE 125SE 125SW 125NW.
12 FT SEAS..275NE 175SE 175SW 275NW.
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 20.3N 121.0W AT 09/0900Z
AT 09/0600Z CENTER WAS LOCATED NEAR 20.2N 120.6W
 
FORECAST VALID 09/1800Z 21.0N 122.2W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 40NE  40SE  40SW  40NW.
34 KT...125NE 125SE 125SW 125NW.
 
FORECAST VALID 10/0600Z 21.5N 124.0W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...125NE 125SE 125SW 125NW.
 
FORECAST VALID 10/1800Z 22.0N 126.0W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...100NE 100SE 100SW 100NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.3N 121.0W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 11/0600Z 22.0N 128.0W
MAX WIND  30 KT...GUSTS  40 KT.
 
OUTLOOK VALID 12/0600Z 22.0N 132.0W...DISSIPATING
MAX WIND  25 KT...GUSTS  35 KT.
 
NEXT ADVISORY AT 09/1500Z
 
FORECASTER AVILA
 
 
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