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TROPICAL STORM GERT FORECAST/ADVISORY NUMBER   8
NATIONAL WEATHER SERVICE MIAMI FL   AL0999
0900Z MON SEP 13 1999
 
 
TROPICAL STORM CENTER LOCATED NEAR 15.3N  38.1W AT 13/0900Z
POSITION ACCURATE WITHIN  60 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT 17 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  990 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT
50 KT....... 25NE  25SE   0SW  25NW
34 KT.......100NE 100SE  75SW 100NW
12 FT SEAS..150NE 100SE 100SW 150NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 15.3N  38.1W AT 13/0900Z
AT 13/0600Z CENTER WAS LOCATED NEAR 15.2N  37.2W
 
FORECAST VALID 13/1800Z 15.6N  40.7W
MAX WIND  65 KT...GUSTS  80 KT
64 KT... 25NE  25SE   0SW  25NW
50 KT... 75NE  75SE  25SW  75NW
34 KT...100NE 100SE  75SW 100NW
 
FORECAST VALID 14/0600Z 16.0N  43.9W
MAX WIND  75 KT...GUSTS  90 KT
64 KT... 25NE  25SE   0SW  25NW
50 KT... 75NE  75SE  25SW  75NW
34 KT...100NE 100SE  75SW 100NW
 
FORECAST VALID 14/1800Z 16.5N  47.3W
MAX WIND  85 KT...GUSTS 105 KT
64 KT... 25NE  25SE   0SW  25NW
50 KT... 75NE  75SE  25SW  75NW
34 KT...100NE 100SE  75SW 100NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.3N  38.1W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 15/0600Z 17.0N  50.0W
MAX WIND  90 KT...GUSTS 110 KT
50 KT... 75NE  75SE  50SW  75NW
 
OUTLOOK VALID 16/0600Z 17.5N  55.0W
MAX WIND  95 KT...GUSTS 115 KT
50 KT... 75NE  75SE  50SW  75NW
 
NEXT ADVISORY AT 13/1500Z
 
BEVEN
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
 
 
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