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HURRICANE ISAAC ADVISORY NUMBER  17
NATIONAL WEATHER SERVICE MIAMI FL
11 AM AST MON SEP 25 2000

...ISAAC SLIGHTLY WEAKER BUT STILL POWERFUL...CONTINUES TOWARD THE
WEST-NORTHWEST OVER OPEN WATERS...
 
AT 11 AM AST...1500Z...THE CENTER OF HURRICANE ISAAC
WAS LOCATED NEAR LATITUDE 17.4 NORTH...LONGITUDE  40.8 WEST
OR ABOUT 1340 MILES...2160 KM...EAST OF THE LEEWARD ISLANDS.
 
ISAAC IS MOVING TOWARD THE WEST-NORTHWEST NEAR 10 MPH
...17 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT
24 HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 105 MPH...165 KM/HR...WITH HIGHER
GUSTS.  LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 24
HOURS.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  30 MILES... 45 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 140 MILES...220 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS  970 MB...28.64 INCHES.
 
REPEATING THE 11 AM AST POSITION...17.4 N... 40.8 W.  MOVEMENT
TOWARD...WEST NORTHWEST NEAR 10 MPH.  MAXIMUM SUSTAINED
WINDS...105 MPH.  MINIMUM CENTRAL PRESSURE... 970 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
5 PM AST.
 
FORECASTER PASCH
 
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