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HURRICANE GERT FORECAST/ADVISORY NUMBER  38
NATIONAL WEATHER SERVICE MIAMI FL   AL0999
2100Z MON SEP 20 1999
 
A HURRICANE WARNING REMAINS IN EFFECT FOR BERMUDA.
 
HURRICANE CENTER LOCATED NEAR 28.6N  62.9W AT 20/2100Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE NORTH NORTHWEST OR 340 DEGREES AT  8 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  948 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS 105 KT WITH GUSTS TO 130 KT
64 KT.......120NE  75SE  50SW  90NW
50 KT.......180NE 150SE  90SW 120NW
34 KT.......225NE 200SE 125SW 160NW
12 FT SEAS..900NE 600SE 600SW 600NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 28.6N  62.9W AT 20/2100Z
AT 20/1800Z CENTER WAS LOCATED NEAR 28.2N  62.8W
 
FORECAST VALID 21/0600Z 29.8N  63.4W
MAX WIND 100 KT...GUSTS 120 KT
64 KT...120NE  75SE  50SW  90NW
50 KT...180NE 150SE  90SW 120NW
34 KT...225NE 200SE 125SW 160NW
 
FORECAST VALID 21/1800Z 31.8N  63.6W
MAX WIND  95 KT...GUSTS 115 KT
64 KT...120NE  75SE  50SW  90NW
50 KT...180NE 150SE  90SW 120NW
34 KT...225NE 200SE 125SW 160NW
 
FORECAST VALID 22/0600Z 34.2N  62.6W
MAX WIND  90 KT...GUSTS 110 KT
64 KT...100NE  75SE  50SW  90NW
50 KT...150NE 120SE  90SW 120NW
34 KT...200NE 180SE 100SW 140NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.6N  62.9W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 22/1800Z 37.7N  60.1W
MAX WIND  85 KT...GUSTS 105 KT
50 KT...150NE 120SE  75SW 100NW
 
OUTLOOK VALID 23/1800Z 47.0N  50.1W
MAX WIND  75 KT...GUSTS  90 KT
50 KT...150NE 120SE  75SW 100NW
 
NEXT ADVISORY AT 21/0300Z
 
GROSS
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
 
 
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