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Hurricane KATRINA


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HURRICANE KATRINA INTERMEDIATE ADVISORY NUMBER   9B
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
9 PM EDT THU AUG 25 2005
 
...KATRINA RELENTLESSLY POUNDING SOUTH FLORIDA...CALM OF THE LARGE
EYE EXPERIENCED AT THE NATIONAL HURRICANE CENTER...
 
A HURRICANE WARNING REMAINS IN EFFECT FOR THE SOUTHEAST FLORIDA
COAST FROM JUPITER INLET SOUTHWARD TO FLORIDA CITY...INCLUDING LAKE
OKEECHOBEE. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD HAVE
BEEN COMPLETED.
 
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR ALL OF THE FLORIDA KEYS
AND FLORIDA BAY FROM KEY WEST NORTHWARD. A TROPICAL STORM WARNING
IS ALSO IN EFFECT ALONG THE GULF COAST OF FLORIDA FROM LONGBOAT KEY
SOUTH AND EASTWARD TO SOUTH OF FLORIDA CITY. A TROPICAL STORM
WARNING REMAINS IN EFFECT ALONG THE FLORIDA EAST COAST FROM NORTH
OF JUPITER INLET TO VERO BEACH.
 
A TROPICAL STORM WATCH IS IN EFFECT FOR PORTIONS THE FLORIDA WEST
COAST FROM NORTH OF LONGBOAT KEY TO ANCLOTE KEY AND FOR THE
EAST-CENTRAL FLORIDA COAST FROM NORTH OF VERO BEACH TO TITUSVILLE
...INCLUDING ALL OF MERRITT ISLAND. A TROPICAL STORM WATCH MEANS
THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH
AREA...GENERALLY WITHIN 36 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
 
AT 9 PM EDT...0100Z...THE EYE OF HURRICANE KATRINA WAS LOCATED
NEAR LATITUDE 25.8 NORTH...LONGITUDE 80.4 WEST. THIS POSITION IS
JUST TO THE NORTHWEST OF THE MIAMI NATIONAL WEATHER SERVICE
/NATIONAL HURRICANE CENTER IN MIAMI-DADE COUNTY.
 
KATRINA IS MOVING SOUTH OF DUE WEST NEAR 6 MPH AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS. ON THIS
TRACK...THE KATRINA SHOULD MOVE FARTHER INLAND ALONG SOUTH FLORIDA
TONIGHT AND FRIDAY MORNING.
 
MAXIMUM SUSTAINED WINDS ARE 80 MPH...WITH HIGHER GUSTS. KATRINA IS A
CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. STRONGER
WINDS...ESPECIALLY IN GUSTS...ARE LIKELY ON HIGH RISING BUILDINGS.
A GRADUAL WEAKENING IS EXPECTED AS KATRINA CONTINUES TO MOVE INLAND
ACROSS SOUTH FLORIDA AND THE EVERGLADES TONIGHT AND EARLY FRIDAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 15 MILES FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO  80 MILES.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 984 MB... 29.06 INCHES. THE
MIAMI NATIONAL WEATHER SERVICE FORECAST OFFICE JUST MEASURED A 
PRESSURE OF 985 MB...29.09 INCHES.
 
STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS...
ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED
NEAR AND TO THE NORTH OF THE LANDFALL POINT.
 
DUE TO ITS SLOW FORWARD SPEED...KATRINA IS EXPECTED TO PRODUCE A
SIGNIFICANT HEAVY RAINFALL EVENT OVER SOUTH FLORIDA...AND THE
CENTRAL AND NORTHWEST BAHAMAS. TOTAL RAINFALL ACCUMULATIONS OF 6 TO
10 INCHES WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES ARE POSSIBLE.
 
ISOLATED TORNADOES WILL ALSO BE POSSIBLE OVER SOUTHERN FLORIDA AND
THE FLORIDA KEYS.
 
REPEATING THE 9 PM EDT POSITION...25.8 N... 80.4 W.  MOVEMENT
TOWARD...WEST NEAR  6 MPH. MAXIMUM SUSTAINED WINDS... 80 MPH.
MINIMUM CENTRAL PRESSURE... 984 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
11 PM EDT.
 
FORECASTER AVILA
 
 
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