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Tropical Storm ISIS


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TROPICAL STORM ISIS FORECAST/ADVISORY NUMBER  16
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP122004
0300Z SUN SEP 12 2004
 
TROPICAL STORM CENTER LOCATED NEAR 17.4N 122.1W AT 12/0300Z
POSITION ACCURATE WITHIN  50 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1003 MB
MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
34 KT.......  0NE  60SE  60SW  30NW.
12 FT SEAS.. 30NE  60SE  60SW  30NW.
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 17.4N 122.1W AT 12/0300Z
AT 12/0000Z CENTER WAS LOCATED NEAR 17.4N 121.6W
 
FORECAST VALID 12/1200Z 17.4N 123.5W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 60NE  60SE  60SW  60NW.
 
FORECAST VALID 13/0000Z 17.4N 125.3W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 60NE  60SE  60SW  60NW.
 
FORECAST VALID 13/1200Z 17.4N 127.1W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 60NE  60SE  60SW  60NW.
 
FORECAST VALID 14/0000Z 17.5N 128.8W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 70NE  70SE  70SW  70NW.
 
FORECAST VALID 15/0000Z 17.5N 131.0W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 70NE  70SE  70SW  70NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 16/0000Z 17.5N 132.5W
MAX WIND  40 KT...GUSTS  50 KT.
 
OUTLOOK VALID 17/0000Z 17.5N 134.0W
MAX WIND  40 KT...GUSTS  50 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.4N 122.1W
 
NEXT ADVISORY AT 12/0900Z
 
FORECASTER MAINELLI/JARVINEN
 
 
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