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HURRICANE GERT FORECAST/ADVISORY NUMBER  46
NATIONAL WEATHER SERVICE MIAMI FL   AL0999
2100Z WED SEP 22 1999

...CORRECTION FOR 36 HR LONGITUDE...
 
STORM AND HURRICANE FORCE WIND WARNINGS REMAIN IN EFFECT FOR
PORTIONS OF THE MARITIME AREAS SOUTH AND EAST OF NEWFOUNDLAND.  
SEE STATEMENTS FROM THE CANADIAN HURRICANE CENTER.
 
HURRICANE CENTER LOCATED NEAR 41.3N  57.0W AT 22/2100Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE NORTH NORTHEAST OR  30 DEGREES AT 24 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  975 MB
MAX SUSTAINED WINDS  75 KT WITH GUSTS TO  90 KT
64 KT.......100NE 100SE  50SW  50NW
50 KT.......150NE 150SE  75SW  75NW
34 KT.......225NE 225SE 225SW 125NW
12 FT SEAS..400NE 600SE 400SW 400NW
ALL QUADRANT RADII IN NAUTICAL MILES
 
REPEAT...CENTER LOCATED NEAR 41.3N  57.0W AT 22/2100Z
AT 22/1800Z CENTER WAS LOCATED NEAR 40.3N  57.8W
 
FORECAST VALID 23/0600Z 44.2N  54.5W
MAX WIND  70 KT...GUSTS  85 KT
64 KT...100NE 100SE  50SW  50NW
50 KT...150NE 150SE  75SW  75NW
34 KT...225NE 225SE 225SW 125NW
 
FORECAST VALID 23/1800Z 48.5N  49.0W...EXTRATROPICAL
MAX WIND  60 KT...GUSTS  70 KT
50 KT...150NE 150SE  75SW  75NW
34 KT...2225E 225SE 225SW 125NW
 
FORECAST VALID 24/0600Z 51.5N  41.0W...EXTRATROPICAL
MAX WIND  50 KT...GUSTS  60 KT
50 KT...150NE 150SE  75SW  75NW
34 KT...225NE 225SE 225SW 125NW
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 41.3N  57.0W
 
NEXT ADVISORY AT 23/0300Z
 
AVILA
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
  
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