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HURRICANE ISIDORE ADVISORY NUMBER  26
NATIONAL WEATHER SERVICE MIAMI FL
10 AM CDT SUN SEP 22 2002

...ISIDORE SKIRTING THE NORTHERN YUCATAN COAST AS A STRONG 
CATEGORY THREE HURRICANE...
 
A HURRICANE WARNING REMAINS IN EFFECT ALONG THE GULF OF MEXICO AND
CARIBBEAN COASTS OF THE YUCATAN PENINSULA FROM CAMPECHE NORTH AND
EASTWARD TO TULUM...INCLUDING THE ISLAND OF COZUMEL.
 
AT 10 AM CDT...1500Z...THE GOVERNMENT OF CUBA HAS DISCONTINUED ALL
WARNINGS FOR CUBA.
 
AT 10 AM CDT...1500Z...THE CENTER OF MAJOR HURRICANE ISIDORE WAS 
LOCATED NEAR LATITUDE 21.8 NORTH...LONGITUDE  88.5 WEST OR ABOUT 
15 MILES...25 KM...NORTH OF THE NORTHERN COAST OF THE YUCATAN 
PENINSULA. THIS IS ALSO ABOUT 85 MILES...135 KM...EAST-NORTHEAST 
OF PROGRESO MEXICO.
 
ISIDORE IS MOVING TOWARD THE WEST-SOUTHWEST NEAR  8 MPH
...13 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR 
THE NEXT 24 HOURS. ON THIS TRACK...THE CENTER WILL COME VERY 
CLOSE TO THE NORTH COAST OF THE YUCATAN PENINSULA LATER TODAY AND 
MAY MOVE ONSHORE...BRINGING THE CORE OF THE HURRICANE AND THE 
STRONGEST WINDS WITH IT.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 125 MPH...205 KM/HR...WITH HIGHER
GUSTS.  SOME SLIGHT STRENGTHENING IS POSSIBLE DURING THE NEXT
24 HOURS...IF THE CENTER REMAINS OFFSHORE...AND ISIDORE COULD BECOME 
A CATEGORY 4 HURRICANE LATER TODAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  50 MILES... 85 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 200 MILES...325 KM.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE BASED ON THE LATEST PRESSURE 
MEASURED BY RECONNAISSANCE AIRCRAFT IS  934 MB...27.58 INCHES.
 
SOME HEAVY RAIN IS STILL POSSIBLE OVER PORTIONS OF WESTERN CUBA AND 
THE ISLE OF YOUTH AS STRONG SQUALLS MOVE ACROSS THIS AREA.  VERY 
HEAVY RAIN IS ALSO AFFECTING THE NORTHERN PORTION OF THE YUCATAN 
PENINSULA AND RAINFALL AMOUNTS OF 10 TO 20 INCHES ARE LIKELY.

COASTAL STORM SURGE FLOODING ALONG THE NORTH COAST OF THE YUCATAN 
PENINSULA IS EXPECTED TO REACH 2 TO 5 FEET ABOVE NORMAL TIDE LEVELS 
ALONG WITH BATTERING WAVES.  STORM SURGE FLOODING COULD INCREASE TO 
8 TO 12 FEET ABOVE NORMAL...IF...AND WHERE...THE CENTER MOVES 
ONSHORE.
 
REPEATING THE 10 AM CDT POSITION...21.8 N... 88.5 W.  MOVEMENT
TOWARD...WEST-SOUTHWEST NEAR  8 MPH.  MAXIMUM SUSTAINED
WINDS...125 MPH.  MINIMUM CENTRAL PRESSURE... 934 MB.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 1 PM CDT FOLLOWED BY THE NEXT
COMPLETE ADVISORY AT 4 PM CDT.
 
FORECASTER STEWART
 
 
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