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HURRICANE DENNIS ADVISORY NUMBER  11
NATIONAL WEATHER SERVICE MIAMI FL
11 AM AST THU AUG 26 1999

...DENNIS MOVING WEST-NORTHWEST...EXPECTED TO TURN NORTHWESTWARD...
 
AT 11 AM AST...1500 UTC...THE GOVERNMENT OF THE BAHAMAS HAS ISSUED A
HURRICANE WARNING FOR THE ENTIRE CENTRAL BAHAMAS AND FOR A PORTION
OF THE NORTHWEST BAHAMAS...ELEUTHERA AND THE ABACOS. A HURRICANE
WATCH IS IN EFFECT FOR THE REMAINDER OF THE NORTHWEST BAHAMAS
INCLUDING ANDROS...BERRY...BIMINI...GRAND BAHAMA...AND NEW
PROVIDENCE ISLANDS.
 
RESIDENTS ALONG THE SOUTHEAST COAST OF THE UNITED STATES...PRIMARILY
NORTH AND SOUTH CAROLINA..SHOULD CLOSELY MONITOR THE PROGRESS OF
DENNIS.
 
AT 11 AM AST...1500Z...THE CENTER OF HURRICANE DENNIS WAS LOCATED
NEAR LATITUDE 24.3 NORTH...LONGITUDE  74.0 WEST OR ABOUT 225 MILES
...360 KM...EAST SOUTHEAST OF NASSAU IN THE BAHAMAS.
 
DENNIS IS MOVING TOWARD THE WEST NORTHWEST NEAR 7 MPH...11 KM/HR.
THIS MOTION IS EXPECTED TO CONTINUE TODAY WITH A GRADUAL TURN TO THE
NORTHWEST ON FRIDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/HR...WITH HIGHER
GUSTS TO THE EAST OF THE CENTER.  SOME STRENGTHENING IS FORECAST
DURING THE NEXT 24 HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  45 MILES... 75 KM...
TO THE EAST OF THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND
OUTWARD UP TO 140 MILES...220 KM TO THE EAST OF THE CENTER.
 
LATEST MINIMUM CENTRAL PRESSURE JUST REPORTED BY A RECONNAISSANCE
PLANE WAS 994 MB...29.35 INCHES.
 
REPEATING THE 11 AM AST POSITION...24.3 N... 74.0 W.  MOVEMENT
TOWARD...WEST NORTHWEST NEAR  7 MPH.  MAXIMUM SUSTAINED WINDS... 75
MPH.  MINIMUM CENTRAL PRESSURE... 994 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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