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HURRICANE IRENE INTERMEDIATE ADVISORY NUMBER  11A
NATIONAL WEATHER SERVICE MIAMI FL
8 PM EDT FRI OCT 15 1999

...IRENE MOVING OVER SOUTHERN FLORIDA...HEAVY RAINS AND STRONG WINDS
SPREADING NORTHWARD...
 
A HURRICANE WARNING REMAINS IN EFFECT FROM SOUTH OF FLORIDA CITY
AROUND THE FLORIDA PENINSULA TO BONITA BEACH...INCLUDING ALL OF THE
FLORIDA KEYS AND THE DRY TORTUGAS.  THE HURRICANE WARNING WILL
LIKELY BE DOWNGRADED LATER TONIGHT.

A TROPICAL STORM WARNING IS IN EFFECT NORTH OF BONITA BEACH TO THE
ANCLOTE KEYS ON THE FLORIDA WEST COAST. 

A TROPICAL STORM WARNING IS NOW IN EFFECT FROM FLORIDA CITY
NORTHWARD TO FERNANDINA BEACH ON THE FLORIDA EAST COAST AND FOR LAKE
OKEECHOBEE.

A TROPICAL STORM WATCH IS IN EFFECT NORTH OF FERNANDINA BEACH TO
SAVANNAH GEORGIA.
 
A TROPICAL STORM WATCH REMAINS IN EFFECT FOR BIMINI...GRAND
BAHAMA...AND THE ABACO ISLANDS.  THE TROPICAL STORM WATCH FOR THE
ABACO ISLANDS WILL LIKELY BE DISCONTINUED LATER TONIGHT.
 
AT 8 PM EDT...0000Z...THE CENTER OF HURRICANE IRENE WAS LOCATED NEAR
LATITUDE 26.1 NORTH...LONGITUDE  80.8 WEST.  THIS POSITION IS OVER
THE EVERGLADES...ABOUT 60 MILES SOUTHWEST OF WEST PALM BEACH
FLORIDA.
 
IRENE IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 13 MPH. THIS GENERAL
MOTION IS EXPECTED TO CONTINUE THROUGH TONIGHT.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  80 MPH...WITH HIGHER GUSTS...IN A
FEW SQUALLS OFF THE FLORIDA SOUTHEAST COAST.  A WIND GUST TO 77 MPH
WAS RECENTLY REPORTED AT FOWEY ROCKS LIGHT AND A WIND GUST TO 58 MPH
WAS RECENTLY REPORTED AT POMPANO BEACH.  HURRICANE FORCE WINDS ARE
STILL POSSIBLE AT THE UPPER FLOORS OF HIGH-RISE BUILDINGS IN BROWARD
AND PALM BEACH COUNTIES.  IRENE IS EXPECTED TO WEAKEN WHILE ITS
CENTER MOVES OVER LAND...HOWEVER...IF THE CENTER EMERGES OFFSHORE OF
THE COAST IT COULD MAINTAIN INTENSITY. 

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  70 MILES FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 175 MILES.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES.
 
A STORM SURGE OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS IS STILL
POSSIBLE OVER PORTIONS OF THE WARNING AREA.
 
ADDITIONAL HEAVY RAINS OF 8 TO 12 INCHES...WITH LOCALLY HIGHER
AMOUNTS...ARE LIKELY NEAR THE PATH OF IRENE.  
 
THERE IS A RISK OF ISOLATED TORNADOES OVER PORTIONS OF SOUTH
FLORIDA.  A TORNADO WAS RECENTLY REPORTED NEAR DOWNTOWN FORT
LAUDERDALE. 
 
REPEATING THE 8 PM EDT POSITION...26.1 N... 80.8 W.  MOVEMENT
TOWARD...NORTH-NORTHEAST NEAR 13 MPH.  MAXIMUM SUSTAINED
WINDS... 80 MPH.  MINIMUM CENTRAL PRESSURE... 987 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
11 PM EDT.
 
PASCH
 
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