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HURRICANE GERT ADVISORY NUMBER  47
NATIONAL WEATHER SERVICE MIAMI FL
11 PM AST WED SEP 22 1999

...GERT EXPECTED TO PASS JUST EAST OF THE AVALON PENINSULA EARLY
THURSDAY...
 
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 FOR FURTHER
INFORMATION.
 
AT 11 PM AST...0300Z...THE CENTER OF HURRICANE GERT WAS LOCATED 
NEAR LATITUDE 43.7 NORTH...LONGITUDE  55.4 WEST OR ABOUT 300
MILES...480 KM...SOUTH-SOUTHWEST OF ST. JOHNS NEWFOUNDLAND.

GERT IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 30 MPH...48 KM/HR
...AND THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS.
ON THIS TRACK...GERT SHOULD PASS JUST EAST OF THE AVALON PENINSULA
EARLY THURSDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  80 MPH...130 KM/HR...WITH HIGHER
GUSTS.  SOME WEAKENING IS FORECAST ON THURSDAY AS GERT BECOMES
EXTRATROPICAL. 
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 300 MILES...480 KM.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS  965 MB...28.50 INCHES.
 
HEAVY RAINS ARE EXPECTED OVER PORTIONS OF THE AVALON PENINSULA.
 
REPEATING THE 11 PM AST POSITION...43.7 N... 55.4 W.  MOVEMENT
TOWARD...NORTH-NORTHEAST NEAR 30 MPH.  MAXIMUM SUSTAINED WINDS...
80 MPH.  MINIMUM CENTRAL PRESSURE... 965 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER 
AT 5 AM AST...THURSDAY.
 
GUINEY
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC.
 
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