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BULLETIN
HURRICANE GERT ADVISORY NUMBER  39
NATIONAL WEATHER SERVICE MIAMI FL
11 PM AST MON SEP 20 1999
...CORRECTION ON BULLET...SPELLING OF GERT...
...HURRICANE GERT WEAKENS...
 
A HURRICANE WARNING REMAINS IN EFFECT FOR BERMUDA.
 
AT 11 PM AST...0300Z...THE CENTER OF HURRICANE GERT WAS LOCATED NEAR
LATITUDE 29.6 NORTH...LONGITUDE  62.8 WEST OR ABOUT 220 MILES...
350 KM...SOUTH SOUTHEAST OF BERMUDA. 
 
GERT IS MOVING TOWARD THE NORTH NORTHWEST NEAR 12 MPH...19 KM/HR
...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 110 MPH...175 KM/HR...WITH HIGHER
GUSTS.  SOME WEAKENING IS FORECAST DURING THE NEXT 24 HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 260 MILES...415 KM.

A STORM SURGE OF 3 TO 5 FEET IS POSSIBLE ACCOMPANIED BY LARGE
BATTERING WAVES OVER PORTIONS OF BERMUDA.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS  960 MB...28.35 INCHES.
 
REPEATING THE 11 PM AST POSITION...29.6 N... 62.8 W.  MOVEMENT
TOWARD...NORTH NORTHWEST NEAR 12 MPH.  MAXIMUM SUSTAINED WINDS
...110 MPH.  MINIMUM CENTRAL PRESSURE... 960 MB.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 2 AM AST FOLLOWED BY THE NEXT
COMPLETE ADVISORY AT 5 AM AST...TUESDAY.
 
GROSS
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
 
 
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