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HURRICANE ISIDORE INTERMEDIATE ADVISORY NUMBER  18A
NATIONAL WEATHER SERVICE MIAMI FL
2 PM EDT FRI SEP 20 2002
 
...ISIDORE ABOUT TO MAKE LANDFALL OVER WESTERN CUBA...

A HURRICANE WARNING REMAINS IN EFFECT FOR THE WESTERN CUBA PROVINCES
OF MATANZAS...CIUDAD DE LA HABANA...LA HABANA AND PINAR DEL
RIO...INCLUDING THE ISLE OF YOUTH.
 
A TROPICAL STORM WARNING AND A HURRICANE WATCH REMAIN IN EFFECT FROM
PROGRESSO TO TULUM ON THE YUCATAN PENINSULA...INCLUDING THE ISLAND
OF COZUMEL.

AT 2 PM EDT...1800Z...THE CENTER OF HURRICANE ISIDORE WAS LOCATED
NEAR LATITUDE 21.8 NORTH...LONGITUDE 84.1 WEST.  THIS POSITION IS A 
FEW MILES OFFSHORE...ABOUT 55 MILES...90 KM...EAST OF THE WESTERN 
TIP OF CUBA...AND ABOUT 20 MILES SOUTH OF GUANE.

ISIDORE IS MOVING TOWARD THE WEST-NORTHWEST NEAR 8 MPH...13 KM/HR.
SOME DECREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT 24 HOURS.
THE CENTER OF ISIDORE IS EXPECTED TO MOVE ACROSS WESTERN CUBA THIS 
AFTERNOON AND EMERGE INTO THE SOUTHEASTERN GULF OF MEXICO THIS 
EVENING.  

MAXIMUM SUSTAINED WINDS ARE NEAR 100 MPH...160 KM/HR...WITH HIGHER
GUSTS.  SOME STRENGHENING IS POSSIBLE AFTER THE CENTER EMERGES INTO 
THE GULF OF MEXICO.  
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  30 MILES... 45 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 145 MILES...230 KM.
 
THE MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE UNIT 
RECONNAISSANCE AIRCRAFT WAS  967 MB...28.56 INCHES.
 
EXTREMELY HEAVY RAINFALL AMOUNTS...UP T0 20 TO 30 INCHES...CAN BE 
EXPECTED OVER PORTIONS OF WESTERN CUBA OVER THE NEXT DAY OR TWO.

COASTAL STORM SURGE FLOODING OF 8 TO 12 FEET ABOVE NORMAL TIDE 
LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE 
EXPECTED NEAR AND TO THE EAST OF WHERE THE CENTER MAKES LANDFALL.

REPEATING THE 2 PM EDT POSITION...21.8 N... 84.1 W.  MOVEMENT
TOWARD...WEST-NORTHWEST NEAR  8 MPH.  MAXIMUM SUSTAINED
WINDS...100 MPH.  MINIMUM CENTRAL PRESSURE... 967 MB.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 5 PM EDT.
 
FORECASTER FRANKLIN
 
 
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