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TROPICAL STORM ISIDORE ADVISORY NUMBER  40
NATIONAL WEATHER SERVICE MIAMI FL
10 PM CDT WED SEP 25 2002

...ISIDORE NEARING THE SOUTHEAST LOUISIANA COAST...BRINGING 
TORRENTIAL RAINS...

A HURRICANE WATCH REMAINS IN EFFECT ALONG THE NORTHERN GULF COAST
FROM CAMERON LOUISIANA TO PASCAGOULA MISSISSIPPI.
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FROM EAST OF HIGH ISLAND
TEXAS TO ST. MARKS FLORIDA.
 
INTERESTS ELSEWHERE ALONG THE NORTHERN COAST OF THE GULF OF MEXICO
SHOULD MONITOR THE PROGRESS OF ISIDORE.
 
AT 10 PM CDT...0300Z...THE CENTER OF TROPICAL STORM
ISIDORE WAS LOCATED NEAR LATITUDE 28.1 NORTH...LONGITUDE  90.3 WEST 
OR ABOUT 125 MILES...SOUTH OF NEW ORLEANS LOUISIANA...AND ABOUT 70 
MILES SOUTH OF THE SOUTHEAST LOUISIANA COAST.
 
ISIDORE IS MOVING TOWARD THE NORTH NEAR 13 MPH...AND A GENERALLY 
NORTHWARD MOTION IS EXPECTED FOR THE NEXT 12 TO 24 HOURS.  ON THIS 
TRACK...THE CENTER WILL MOVE OVER OR NEAR THE SOUTHEAST LOUISIANA 
COAST BEFORE DAWN THURSDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  65 MPH...WITH HIGHER
GUSTS.  SLIGHT STRENGTHENING IS POSSIBLE BEFORE LANDFALL.
 
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  989 MB...29.21 INCHES.

RAINFALL TOTALS OF 10 TO 12 INCHES HAVE BEEN REPORTED IN THE NEW
ORLEANS AREA.  STORM TOTAL ACCUMULATIONS OF 10 TO 20 INCHES WILL
CONTINUE SPREADING OVER THE SOUTHEASTERN UNITED STATES.  HEAVY RAINS
WILL ALSO SPREAD NORTHWARD INTO THE TENNESSEE AND OHIO VALLEYS.
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...CAN BE EXPECTED WITHIN THE TROPICAL STORM WARNING AREA TO 
THE EAST OF THE CENTER.

ISOLATED TORNADOES ARE POSSIBLE FROM SOUTHEAST LOUISIANA TO THE 
WESTERN FLORIDA PANHANDLE TONIGHT AND EARLY THURSDAY.

REPEATING THE 10 PM CDT POSITION...28.1 N... 90.3 W.  MOVEMENT
TOWARD...NORTH NEAR 13 MPH.  MAXIMUM SUSTAINED
WINDS... 65 MPH.  MINIMUM CENTRAL PRESSURE... 989 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 AM CDT FOLLOWED BY THE NEXT
COMPLETE ADVISORY AT 4 AM CDT...THURSDAY.
 
FORECASTER PASCH
 
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