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TROPICAL STORM GABRIELLE ADVISORY NUMBER  29
NATIONAL WEATHER SERVICE MIAMI FL
5 PM AST TUE SEP 18 2001
 
...GABRIELLE STRENGTHENING SLIGHTLY OVER THE NORTH ATLANTIC 
SHIPPING LANES...

THE CANADIAN WEATHER SERVICE HAS ISSUED A STORM WARNING FOR THE
SOUTHERN GRAND BANKS OF NEWFOUNDLAND...AND A GALE WARNING FOR 
SOUTHEAST NEWFOUNDLAND.
 
AT 5 PM AST...2100Z...THE CENTER OF TROPICAL STORM GABRIELLE 
WAS LOCATED NEAR LATITUDE 40.6 NORTH...LONGITUDE  58.4 WEST 
OR ABOUT 245 MILES...390 KM...SOUTH-SOUTHEAST OF SABLE ISLAND 
NOVA SCOTIA.
 
GABRIELLE IS MOVING TOWARD THE NORTHEAST NEAR 20 MPH
...32 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE 
FOR THE NEXT 24 HOURS WITH A GRADUAL INCREASE IN FORWARD SPEED. 
 
MAXIMUM SUSTAINED WINDS ARE NEAR  70 MPH...110 KM/HR...WITH HIGHER
GUSTS.  LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT
24 HOURS. HOWEVER...GABRIELLE IS EXPECTED TO TRANSITION TO AN 
EXTRATROPICAL LOW PRESSURE SYSTEM TONIGHT OR WEDNESDAY AS IT 
CONTINUES TO INTERACT WITH A COLD FRONT AND MOVES OVER COLDER WATER.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 290 MILES
...465 KM FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS  980 MB...28.94 INCHES...BASED 
ON NEARBY SHIP REPORTS.

THE CANADIAN WEATHER SERVICE HAS ISSUED A HEAVY RAINFALL WARNING FOR 
THE AVALON PENINSULA WHERE 4 TO 5 INCHES...100 TO 125 MILLIMETERS... 
OF RAINFALL ARE POSSIBLE.

REPEATING THE 5 PM AST POSITION...40.6 N... 58.4 W.  MOVEMENT
TOWARD...NORTHEAST NEAR 20 MPH.  MAXIMUM SUSTAINED
WINDS... 70 MPH.  MINIMUM CENTRAL PRESSURE... 980 MB.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER 
AT 11 PM AST.
 
FORECASTER STEWART/HOLWEG
 
 
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