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TROPICAL STORM ISIDORE INTERMEDIATE ADVISORY NUMBER  41A
NATIONAL WEATHER SERVICE MIAMI FL
8 AM CDT THU SEP 26 2002

...CENTER OF ISIDORE NEAR NEW ORLEANS...TORRENTIAL RAINS AND STRONG 
WINDS WILL CONTINUE... 
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FROM EAST OF HIGH ISLAND
TEXAS TO ST. MARKS FLORIDA.

AT 7 AM CDT...1200Z...THE POORLY DEFINED CENTER OF TROPICAL STORM
ISIDORE WAS LOCATED NEAR LATITUDE 29.8 NORTH...LONGITUDE 90.1 WEST
OR JUST SOUTH OF NEW ORLEANS LOUISIANA.

ISIDORE HAS MOVED SOMEWHAT ERRATICALLY TOWARD THE NORTH-NORTHEAST
NEAR 13 MPH FOR THE PAST FEW HOURS.  A GENERAL NORTHWARD MOTION
IS EXPECTED TODAY.  ON THIS TRACK THE CENTER OF ISIDORE WILL
CONTINUE TO MOVE INLAND.

MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH WITH HIGHER GUSTS...MAINLY
TO THE EAST OF THE CENTER.  WEAKENING IS FORECAST DURING THE NEXT 24 
HOURS AS THE CENTER MOVES INLAND.

ISIDORE IS A LARGE STORM WITH A CIRCULATION THAT COVERS MUCH OF THE 
GULF OF MEXICO.  TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 345 
MILES FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS  985 MB...29.09 INCHES.
THE NAVAL AIR STATION IN BELLE CHASSE LOUISIANA RECENTLY REPORTED
A PRESSURE OF 985.1 MB...29.09 INCHES.

STORM RAINFALL TOTAL ACCUMULATIONS OF 10 TO 20 INCHES WILL
CONTINUE SPREADING OVER THE LOWER MISSISSIPPI VALLEY. 
THESE RAINS COULD CAUSE LIFE-THREATENING FLOODS.  

COASTAL STORM SURGE FLOODING OF 3 TO 6 FEET ABOVE NORMAL TIDE 
LEVELS...WITH HIGHER LEVELS IN BAYS...ALONG WITH BATTERING 
WAVES...WILL CONTINUE WITHIN THE TROPICAL STORM WARNING AREA TO 
THE EAST OF THE CENTER AND IN LAKE PONCHARTRAIN.

TORNADOES ARE POSSIBLE FROM SOUTHEAST LOUISIANA TO THE WESTERN 
FLORIDA PANHANDLE.
 
REPEATING THE 7 AM CDT POSITION...29.8 N... 90.1 W.  MOVEMENT
TOWARD...NORTH-NORTHEAST NEAR 13 MPH.  MAXIMUM SUSTAINED
WINDS... 65 MPH.  MINIMUM CENTRAL PRESSURE... 985 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 AVILA/BEVEN
 
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