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HURRICANE GERT ADVISORY NUMBER  11
NATIONAL WEATHER SERVICE MIAMI FL
11 PM AST MON SEP 13 1999

...GERT CONTINUES HEADING WEST...
 
AT 11 PM AST...0300Z...THE CENTER OF HURRICANE GERT WAS LOCATED NEAR
LATITUDE 16.3 NORTH...LONGITUDE  42.7 WEST OR ABOUT 1210
MILES...1950 KM...EAST OF THE LEEWARD ISLANDS.
 
GERT IS MOVING TOWARD THE WEST NEAR 16 MPH ...26 KM/HR...AND THIS
MOTION IS EXPECTED TO CONTINUE DURING THE  NEXT 24 HOURS.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  85 MPH...140 KM/HR...WITH HIGHER
GUSTS.  GERT IS FORECAST TO STRENGTHEN DURING THE NEXT FEW DAYS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  30 MILES... 45 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 115 MILES...185 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS  979 MB...28.91 INCHES.
 
REPEATING THE 11 PM AST POSITION...16.3 N... 42.7 W.  MOVEMENT
TOWARD...WEST NEAR 16 MPH.  MAXIMUM SUSTAINED WINDS... 85 MPH. 
MINIMUM CENTRAL PRESSURE... 979 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
5 AM AST...TUESDAY.
 
JARVINEN
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
 
 
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