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TROPICAL STORM ISIDORE INTERMEDIATE ADVISORY NUMBER  29A
NATIONAL WEATHER SERVICE MIAMI FL
7 AM CDT MON SEP 23 2002

...ISIDORE CONTINUES TO WEAKEN OVER LAND...
 
A HURRICANE WARNING REMAINS IN EFFECT ALONG THE COAST OF THE YUCATAN
PENINSULA OF MEXICO FROM CABO CATOCHE TO CAMPECHE.  A TROPICAL STORM
WARNING REMAINS IN EFFECT ALONG THE COAST OF MEXICO FROM CAMPECHE
WESTWARD TO VERACRUZ.  THE HURRICANE WARNING WILL LIKELY BE 
DOWNGRADED TO A TROPICAL STORM WARNING LATER THIS MORNING.
 
AT 7 AM CDT...1200Z...THE CENTER OF TROPICAL STORM ISIDORE WAS 
LOCATED  NEAR LATITUDE 20.1 NORTH...LONGITUDE  89.6 WEST.  THIS 
POSITION IS OVER LAND ABOUT 60 MILES...100 KM...SOUTH OF 
MERIDA MEXICO.
 
ISIDORE HAS BEEN DRIFTING SOUTHWARD FOR THE PAST FEW HOURS AT NEAR  
5 MPH...7 KM/HR.  A TURN TOWARD THE WEST AND THEN NORTHWEST IS 
EXPECTED IN THE NEXT 24 HOURS.  ON THIS TRACK THE CENTER IS EXPECTED 
TO MOVE BACK OVER WATER LATER TODAY OR TONIGHT.
 
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR  70 MPH...111 
KM/HR...WITH HIGHER GUSTS AND ISIDORE HAS BEEN DOWNGRADED TO A 
TROPICAL STORM.  ISIDORE IS EXPECTED TO REGAIN HURRICANE STRENGTH ON  
TUESDAY AFTER MOVING BACK OVER WATER. 

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200 MILES...325 KM 
FROM THE CENTER.
 
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY RECONNAISSANCE 
AIRCRAFT IS 957 MB...28.26 INCHES.
 
VERY HEAVY RAINS ARE AFFECTING THE YUCATAN PENINSULA AND OTHER 
PORTIONS OF EASTERN MEXICO.  RAINFALL AMOUNTS OF 10 TO 20 INCHES ARE 
LIKELY.  

COASTAL STORM SURGE FLOODING OF 4 TO 6 FEET ABOVE NORMAL TIDE 
LEVELS ALONG WITH BATTERING WAVES CONTINUES IN AREAS OF ONSHORE 
WINDS OVER THE NORTHWEST YUCATAN PENINSULA.  ONSHORE WINDS WILL 
PRODUCE STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL ELSEWHERE 
ALONG THE COAST OF MEXICO FROM CAMPECHE WESTWARD TO NEAR VERACRUZ. 
 
REPEATING THE 7 AM CDT POSITION...20.1 N... 89.6 W.  MOVEMENT
TOWARD...SOUTH NEAR  5 MPH.  MAXIMUM SUSTAINED
WINDS... 70 MPH.  MINIMUM CENTRAL PRESSURE... 957 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 
10 AM CDT.
 
FORECASTER LAWRENCE/BEVEN
 
 
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