[NCEP Logo] HOME ARCHIVES FORECASTS IMAGERY ABOUT TPC RECONNAISSANCE

ZCZC MIATCPAT5 ALL
TTAA00 KNHC DDHHMM
BULLETIN
TROPICAL STORM ISIDORE ADVISORY NUMBER  39
NATIONAL WEATHER SERVICE MIAMI FL
4 PM CDT WED SEP 25 2002

...SHIP REPORTS INDICATE ISIDORE SLIGHTLY STRONGER...MOVING
NORTH-NORTHWESTWARD TOWARD THE LOUISIANA COAST...
 
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 4 PM CDT...2100Z...THE CENTER OF TROPICAL STORM ISIDORE WAS 
LOCATED NEAR LATITUDE 26.8 NORTH...LONGITUDE  90.5 WEST OR ABOUT
215 MILES SOUTH OF NEW ORLEANS LOUISIANA.
 
ISIDORE IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 12 MPH.  A
GENERAL NORTHWARD MOTION IS EXPECTED DURING THE NEXT 24 HOURS.
THIS MOTION SHOULD BRING THE CENTER OF ISIDORE NEAR OR OVER THE
SOUTHEASTERN LOUISIANA COAST AFTER MIDNIGHT TONIGHT.
 
MAXIMUM SUSTAINED WINDS ARE NEAR  65 MPH...WITH HIGHER GUSTS.  SOME
SLOW STRENGTHENING IS POSSIBLE BEFORE LANDFALL.  A SHIP LOCATED
NORTHEAST OF THE CENTER RECENTLY REPORTED SUSTAINED WINDS OF 64
MPH WITH A GUST TO 82 MPH.
 
ISIDORE IS A LARGE STORM WITH THE CIRCULATION COVERING MUCH OF THE 
GULF OF MEXICO.  TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO
315 MILES...MAINLY TO THE NORTH OF THE CENTER.  
 
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE 
HURRICANE HUNTER AIRCRAFT IS  989 MB...29.21 INCHES.  NOAA BUOY
42041 RECENTLY REPORTED A PRESSURE OF 990.1 MB...29.24 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 TWO TO THREE DAYS.  HEAVY RAINS WILL ALSO SPREAD NORTHWARD 
INTO THE TENNESSEE AND OHIO VALLEYS DURING THE SAME TIME PERIOD. 
THESE RAINS COULD CAUSE LIFE-THREATENING FLOODS.  LOCALLY HEAVY 
RAINS OVER THE YUCATAN PENINSULA OF MEXICO SHOULD DECREASE TONIGHT.

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.

ISOLATED TORNADOES ARE POSSIBLE FROM SOUTHEAST LOUISIANA TO THE 
WESTERN FLORIDA PANHANDLE. 

REPEATING THE 4 PM CDT POSITION...26.8 N... 90.5 W.  MOVEMENT
TOWARD...NORTH-NORTHWEST NEAR 12 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 7 PM CDT FOLLOWED BY THE NEXT
COMPLETE ADVISORY AT 10 PM CDT.
 
FORECASTER BEVEN
 
 
NNNN


Webmaster