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BULLETIN
HURRICANE ANDREW INTERMEDIATE ADVISORY NUMBER  31B
NATIONAL WEATHER SERVICE MIAMI FL
3 AM EDT MON AUG 24 1992

...EXTREMELY DANGEROUS HURRICANE ANDREW CLOSING IN ON SOUTHEAST
FLORIDA...
 
HURRICANE WARNINGS REMAIN IN EFFECT FOR THE NORTHWEST BAHAMAS...THE
FLORIDA EAST COAST FROM VERO BEACH SOUTHWARD THROUGH THE FLORIDA
KEYS TO THE DRY TORTUGAS INCLUDING FLORIDA BAY...THE FLORIDA WEST
COAST SOUTH OF VENICE...AND FOR LAKE OKEECHOBEE.  A HURRICANE WATCH
AND A TROPICAL STORM WARNING ARE IN EFFECT FOR THE FLORIDA EAST
COAST FROM VERO BEACH NORTHWARD TO TITUSVILLE...AND ON THE FLORIDA
WEST COAST NORTH OF VENICE TO BAYPORT.  THE HURRICANE WARNING FOR
THE CENTRAL BAHAMAS HAS BEEN DISCONTINUED.

RADAR DATA...SATELLITE PICTURES...AND REPORTS FROM AN AIR FORCE
RESERVE UNIT RECONNAISSANCE AIRCRAFT INDICATE THAT ANDREW CONTINUES
ON ITS WESTWARD TRACK WITHOUT SIGNIFICANT CHANGE IN STRENGTH. THE
CENTER OF ANDREW IS EXPECTED TO MOVE INLAND NEAR OR JUST SOUTH OF
THE CITY OF MIAMI AROUND 5 AM THIS MORNING.
 
WEATHER CONDITIONS ARE RAPIDLY DETERIORATING OVER SOUTHEAST FLORIDA. 
FOWEY ROCKS...LOCATED ABOUT 10 MILES SOUTHEAST OF DOWNTOWN MIAMI...
REPORTED SUSTAINED WINDS OF 59 MPH WITH A GUST TO 69 MPH DURING THE
PAST HOUR.
 
AT 3 AM EDT...0700Z...THE CENTER OF ANDREW WAS LOCATED NEAR
LATITUDE 25.4 NORTH...LONGITUDE  79.7 WEST OR ABOUT 40 MILES
EAST OF MIAMI.
 
ANDREW IS MOVING TOWARD THE WEST NEAR 18 MPH AND THIS MOTION IS
EXPECTED TO CONTINUE TODAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 140 MPH...225 KM/HR...AND
LITTLE CHANGE IN STRENGTH IS LIKELY PRIOR TO LANDFALL.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  45 MILES FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 140 MILES FROM THE CENTER.
 
REPORTS FROM THE RECONNAISSANCE AIRCRAFT INDICATE THAT THE CENTRAL
PRESSURE IS NOW 936 MB...27.64 INCHES.

STORM SURGE FLOODING OF 10 TO 14 FEET ABOVE NORMAL TIDES ARE
POSSIBLE FOR SOME LOCATIONS IN THE NORTHWEST BAHAMAS.  STORM
SURGES OF 7 TO 10 FEET ABOVE NORMAL TIDES ARE LIKELY FOR THE
FLORIDA EAST COAST AND KEYS NEAR TO WHERE THE CENTER MAKES LANDFALL
IN SOUTHEAST FLORIDA...WITH POSSIBLE HEIGHTS OF 9 TO 13 FEET IN
BISCAYNE BAY.  STORM SURGES OF 7 TO 11 FEET ARE POSSIBLE ON THE
FLORIDA WEST COAST NEAR AND TO THE SOUTH OF THE CENTER AFTER THE
PASSAGE OF THE HURRICANE.  

RAINFALL AMOUNTS OF 5 TO 8 INCHES ARE EXPECTED ALONG THE PATH OF THE
HURRICANE.

A FEW ISOLATED TORNADOES ARE POSSIBLE IN SOUTH AND CENTRAL FLORIDA
TODAY.
 
REPEATING THE 3 AM EDT POSITION...25.4 N... 79.7 W. MOVEMENT TOWARD
...WEST NEAR 18 MPH.  MAXIMUM SUSTAINED WINDS...140 MPH.
MINIMUM CENTRAL PRESSURE... 936 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 5 AM EDT.
 
RAPPAPORT/GERRISH/PASCH