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TROPICAL STORM ARTHUR ADVISORY NUMBER   8
NATIONAL WEATHER SERVICE MIAMI FL
11 AM EDT TUE JUL 16 2002

...ARTHUR RAPIDLY BECOMING AN EXTRATROPICAL LOW PRESSURE SYSTEM 
OVER THE FAR NORTH ATLANTIC SOUTH OF NEWFOUNDLAND...
 
AT 11 AM EDT...1500Z...THE CENTER OF TROPICAL STORM ARTHUR WAS 
LOCATED NEAR LATITUDE 41.7 NORTH...LONGITUDE  57.1 WEST OR ABOUT
415 MILES...670 KM...SOUTH-SOUTHWEST OF ARGENTIA NEWFOUNDLAND.
 
ARTHUR IS MOVING RAPIDLY TOWARD THE NORTHEAST NEAR 40 MPH
...63 KM/HR...BUT A GRADUAL TURN TO THE NORTH-NORTHEAST 
AND A DECREASE IN FORWARD SPEED IS EXPECTED LATER TODAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  60 MPH... 95 KM/HR...WITH HIGHER
GUSTS.  LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT
24 HOURS. ARTHUR IS EXPECTED TO TRANSITION TO AN EXTRATROPICAL LOW
PRESSURE SYSTEM LATER TODAY BEFORE MAKING LANDFALL OVER EASTERN
NEWFOUNDLAND TONIGHT.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES
...370 KM...MAINLY EAST AND SOUTHEAST OF THE CENTER.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS  998 MB...29.47 INCHES.
 
LOCALLY HEAVY RAINFALL IS POSSIBLE OVER PORTIONS OF SOUTHERN AND
EASTERN NEWFOUNDLAND LATER TODAY. IN ADDITION...THE CANADIAN
WEATHER SERVICE HAS ISSUED STORM AND GALE WARNINGS FOR PORTIONS OF
THE COASTAL AND OFFSHORE WATERS OF SOUTHERN NEWFOUNDLAND.
 
REPEATING THE 11 AM EDT POSITION...41.7 N... 57.1 W.  MOVEMENT
TOWARD...NORTHEAST NEAR 40 MPH.  MAXIMUM SUSTAINED
WINDS... 60 MPH.  MINIMUM CENTRAL PRESSURE... 998 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER 
AT 5 PM EDT.
 
FORECASTER STEWART

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