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TROPICAL STORM ISIDORE INTERMEDIATE ADVISORY NUMBER  37A
NATIONAL WEATHER SERVICE MIAMI FL
7 AM CDT WED SEP 25 2002

...ISIDORE HEADING NORTHWARD WITH LITTLE CHANGE IN STRENGTH...
 
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 DESTIN FLORIDA.

A TROPICAL STORM WARNING REMAINS IN EFFECT ALONG THE GULF COAST OF
MEXICO FROM CABO CATOCHE TO CAMPECHE BUT WILL LIKELY BE DISCONTINUED 
LATER TODAY.
 
INTERESTS ELSEWHERE ALONG THE NORTHERN COAST OF THE GULF OF MEXICO
SHOULD MONITOR THE PROGRESS OF ISIDORE.
 
AT 7 AM CDT...1200Z...THE CENTER OF TROPICAL STORM ISIDORE WAS
LOCATED NEAR LATITUDE 25.5 NORTH...LONGITUDE 90.0 WEST OR ABOUT 305
MILES SOUTH OF NEW ORLEANS LOUISIANA.

ISIDORE IS MOVING TOWARD THE NORTH NEAR 13 MPH AND THIS MOTION IS 
EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS. 
 
MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...WITH HIGHER GUSTS.  NO 
SIGNIFICANT STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS.

ISIDORE IS A LARGE STORM WITH THE CIRCULATION COVERING MUCH OF THE 
GULF OF MEXICO.  TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO
345 MILES...MAINLY TO THE NORTH OF THE CENTER.  
 
MINIMUM CENTRAL PRESSURE REPORTED BY A NOAA RECONNAISSANCE PLANE 
WAS 990 MB...29.23 INCHES.  NOAA BUOY 42001 RECENTLY REPORTED A 
PRESSURE OF 991.7 MB...29.29 INCHES.

BANDS OF HEAVY RAIN ARE SPREADING ONTO THE NORTHERN GULF COAST.
STORM TOTAL ACCUMULATIONS OF 10 TO 20 INCHES ARE POSSIBLE IN
ASSOCIATION WITH ISIDORE OVER THE SOUTHEASTERN UNITED STATES DURING
THE NEXT SEVERAL DAYS.  THESE RAINS COULD CAUSE LIFE-THREATENING
FLOODS.  BANDS OF HEAVY RAIN WILL CONTINUE OVER PORTIONS OF THE
YUCATAN PENINSULA AND SOUTHEASTERN MEXICO...WITH AN ADDITIONAL 5
INCHES OF RAIN POSSIBLE TODAY.

COASTAL STORM SURGE FLOODING OF 3 TO 6 FEET ABOVE NORMAL TIDE 
LEVELS...ALONG WITH BATTERING WAVES...CAN BE EXPECTED WITHIN THE 
TROPICAL STORM WARNING AREA.

ISOLATED TORNADOS ARE POSSIBLE FROM SOUTHEAST LOUISIANA TO THE 
WESTERN FLORIDA PANHANDLE. 
 
REPEATING THE 7 AM CDT POSITION...25.5 N... 90.0 W.  MOVEMENT
TOWARD...NORTH NEAR 13 MPH.  MAXIMUM SUSTAINED
WINDS... 60 MPH.  MINIMUM CENTRAL PRESSURE... 990 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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