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HURRICANE GERT FORECAST/ADVISORY NUMBER  19
NATIONAL WEATHER SERVICE MIAMI FL   AL0999
0300Z THU SEP 16 1999
 
HURRICANE CENTER LOCATED NEAR 17.9N  51.2W AT 16/0300Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT  9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  933 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS 130 KT WITH GUSTS TO 160 KT
64 KT....... 40NE  40SE  40SW  40NW
50 KT....... 80NE  80SE  80SW  80NW
34 KT.......150NE 125SE 125SW 150NW
12 FT SEAS..200NE 200SE 200SW 250NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 17.9N  51.2W AT 16/0300Z
AT 16/0000Z CENTER WAS LOCATED NEAR 17.8N  50.7W
 
FORECAST VALID 16/1200Z 18.0N  52.5W
MAX WIND 125 KT...GUSTS 150 KT
64 KT... 40NE  40SE  40SW  40NW
50 KT... 80NE  80SE  80SW  80NW
34 KT...150NE 125SE 125SW 150NW
 
FORECAST VALID 17/0000Z 18.4N  54.5W
MAX WIND 120 KT...GUSTS 145 KT
64 KT... 40NE  40SE  40SW  40NW
50 KT... 80NE  80SE  80SW  80NW
34 KT...150NE 125SE 125SW 150NW
 
FORECAST VALID 17/1200Z 19.6N  56.6W
MAX WIND 120 KT...GUSTS 145 KT
64 KT... 40NE  40SE  40SW  40NW
50 KT... 80NE  80SE  80SW  80NW
34 KT...150NE 125SE 125SW 150NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.9N  51.2W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 18/0000Z 21.0N  58.5W
MAX WIND 115 KT...GUSTS 140 KT
50 KT... 80NE  80SE  80SW  80NW
 
OUTLOOK VALID 19/0000Z 25.0N  61.0W
MAX WIND 115 KT...GUSTS 140 KT
50 KT... 80NE  80SE  80SW  80NW
 
NEXT ADVISORY AT 16/0900Z
 
FRANKLIN
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
 
 
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