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BULLETIN
TROPICAL STORM DENNIS ADVISORY NUMBER   7
NATIONAL WEATHER SERVICE MIAMI FL
11 AM AST WED AUG 25 1999

...DENNIS NEARLY STATIONARY...
 
A HURRICANE WATCH AND A TROPICAL STORM WARNING ARE IN EFFECT FOR THE
CENTRAL BAHAMAS...INCLUDING CAT...EXUMAS...LONG...RUM CAY...AND SAN
SALVADOR ISLANDS.  A HURRICANE WATCH IS IN EFFECT FOR THE
NORTHWESTERN BAHAMAS...INCLUDING ABACOS...ANDROS...BERRY...BIMINI
...ELEUTHERA...GRAND BAHAMA...AND NEW PROVIDENCE ISLANDS.  A
TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE SOUTHEASTERN
BAHAMAS AND THE TURKS AND CAICOS ISLANDS.
 
AT 11 AM AST...1500Z...THE CENTER OF TROPICAL STORM DENNIS WAS
LOCATED BY AN AIR FORCE RECONNAISSANCE PLANE NEAR LATITUDE 23.3
NORTH...LONGITUDE  72.5 WEST OR ABOUT 335 MILES...540 KM...EAST
SOUTHEAST OF NASSAU IN THE BAHAMAS.
 
DENNIS HAS BEEN NEARLY STATIONARY DURING THE MORNING BUT IS EXPECTED
TO RESUME A SLOW WEST-NORTHWEST MOTION LATER TODAY. 

MAXIMUM SUSTAINED WINDS REMAIN 45 MPH...75 KM/HR...WITH HIGHER
GUSTS TO THE EAST OF THE CENTER.  SOME STRENGTHENING IS FORECAST
DURING THE NEXT 24 HOURS AND DENNIS IS LIKELY TO BECOME A HURRICANE
IN A DAY OR SO.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM TO
THE EAST OF THE CENTER.
 
LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE
RECONNAISANCE PLANE WAS 1004 MB...29.65 INCHES.
 
REPEATING THE 11 AM AST POSITION...23.3 N... 72.5 W.  MOVEMENT
NEARLY STATIONARY.  MAXIMUM SUSTAINED WINDS... 45 MPH.  MINIMUM
CENTRAL PRESSURE...1004 MB.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 2 PM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 5 PM
AST.
 
AVILA
 
STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE
FOUND UNDER AFOS HEADER MIASPFAT5 AND WMO HEADER WTNT75 KNHC.
 
 
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