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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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