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HURRICANE IRENE FORECAST/ADVISORY NUMBER  21
NATIONAL WEATHER SERVICE MIAMI FL   AL1399
0900Z MON OCT 18 1999
 
AT 5 AM EDT...0900 UTC...ALL WARNINGS ARE DISCONTINUED.
 
ALL INTERESTS ALONG THE COASTS OF NORTH AND SOUTH CAROLINA SHOULD
EXERCISE DUE CAUTION UNTIL WINDS AND SEAS SUBSIDE.
 
HURRICANE CENTER LOCATED NEAR 35.6N  73.8W AT 18/0900Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE NORTHEAST OR  55 DEGREES AT 30 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  958 MB
MAX SUSTAINED WINDS  90 KT WITH GUSTS TO 110 KT
64 KT....... 75NE  75SE   0SW   0NW
50 KT.......125NE 125SE  40SW  30NW
34 KT.......270NE 270SE  90SW  50NW
12 FT SEAS..400NE 360SE 180SW  70NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 35.6N  73.8W AT 18/0900Z
AT 18/0600Z CENTER WAS LOCATED NEAR 34.7N  75.3W
 
FORECAST VALID 18/1800Z 38.1N  68.6W
MAX WIND  85 KT...GUSTS 105 KT
64 KT... 75NE  75SE   0SW   0NW
50 KT...150NE 150SE  90SW  60NW
34 KT...270NE 300SE 150SW 120NW
 
FORECAST VALID 19/0600Z 41.5N  59.0W...EXTRATROPICAL
MAX WIND  65 KT...GUSTS  80 KT
64 KT... 75NE  75SE  75SW  75NW
50 KT...180NE 180SE 180SW 180NW
34 KT...300NE 360SE 300SW 240NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 35.6N  73.8W
 
NEXT ADVISORY AT 18/1500Z
 
BEVEN
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT3 AND WMO HEADER WTNT73 KNHC.
 
 
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