Hurricane KATRINA

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HURRICANE KATRINA ADVISORY NUMBER   9
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
5 PM EDT THU AUG 25 2005

...STRENGTHENING HURRICANE KATRINA BEARING DOWN ON THE SOUTHEAST
COAST OF FLORIDA...
...NEW WARNINGS AND WATCHES ISSUED FOR FLORIDA...
 
AT 5 PM EDT...2100Z...THE HURRICANE WARNING HAS BEEN DISCONTINUED
ALONG THE FLORIDA EAST COAST NORTH OF JUPITER INLET. 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.
 
AT 5 PM EDT...A TROPICAL STORM WARNING HAS BEEN ISSUED FOR ALL OF
THE FLORIDA KEYS AND FLORIDA BAY FROM KEY WEST NORTHWARD. A
TROPICAL STORM WARNING HAS ALSO BEEN ISSUED 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 WARNING REMAINS IN EFFECT FOR GRAND BAHAMA ISLAND
...BIMINI...AND THE BERRY ISLANDS IN THE NORTHWEST BAHAMAS. THIS
WARNING MAY BE DISCONTINUED LATER TONIGHT.
 
AT 5 PM EDT...A TROPICAL STORM WATCH HAS BEEN ISSUED FOR PORTIONS
THE FLORIDA WEST COAST FROM NORTH OF LONGBOAT KEY TO ANCLOTE KEY. A
TROPICAL STORM WATCH REMAINS IN EFFECT 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 5 PM EDT...2100Z...THE CENTER OF HURRICANE KATRINA WAS LOCATED
NEAR LATITUDE 26.1 NORTH... LONGITUDE 79.9 WEST OR ABOUT 15 MILES
EAST-NORTHEAST OF FORT LAUDERDALE FLORIDA AND ABOUT 25 MILES
SOUTH-SOUTHEAST OF BOCA RATON FLORIDA.
 
KATRINA IS MOVING TOWARD THE WEST NEAR  6 MPH... 9 KM/HR...AND THIS
GENERAL MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS. 
ON THIS TRACK... THE CENTER SHOULD MOVE INLAND ALONG SOUTHEAST
FLORIDA COAST LATER THIS EVENING.
 
REPORTS FROM A NOAA RECONNAISSANCE AIRCRAFT AND THE MIAMI NOAA
DOPPLER RADAR INDICATE MAXIMUM SUSTAINED WINDS HAVE INCREASED TO 
75 MPH... WITH HIGHER GUSTS. KATRINA IS NOW A CATEGORY ONE
HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME SLIGHT STRENGTHENING 
IS POSSIBLE BEFORE LANDFALL OCCURS...WITH WEAKENING EXPECTED
AFTERWARDS AS KATRINA MOVES INLAND ACROSS SOUTH FLORIDA AND THE
EVERGLADES TONIGHT AND FRIDAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO  15 MILES... 30 KM...
FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO  80 MILES...130 KM. DURING THE PAST HOUR...A GUST TO 64 MPH WAS
REPORTED AT BOCA RATON. DATA FROM A NOAA RECONNAISSANCE DATA AND
NOAA DOPPLER RADARS INDICATE SUSTAINED TROPICAL STORM-FORCE WINDS
ARE MOVING ONSHORE THE COASTAL AREAS OF PALM BEACH...BROWARD...AND
MIAMI-DADE COUNTIES IN SOUTHEAST FLORIDA. 
 
THE MINIMUM CENTRAL PRESSURE RECENTLY REPORTED BY A NOAA
RECONNAISSANCE AIRCRAFT WAS  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 WHERE THE CENTER MAKES LANDFALL IN FLORIDA.
STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS...
ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE ALSO
EXPECTED IN AREAS OF ONSHORE WINDS IN THE BAHAMAS. STORM SURGE
VALUES WILL GRADUALLY DECREASE IN THE BAHAMAS LATER TODAY.
 
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 5 PM EDT POSITION...26.1 N... 79.9 W.  MOVEMENT
TOWARD...WEST NEAR  6 MPH.  MAXIMUM SUSTAINED
WINDS... 75 MPH.  MINIMUM CENTRAL PRESSURE... 985 MB.
 
INTERMEDIATE ADVISORIES WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 7 PM EDT AND 9 PM EDT FOLLOWED
BY THE NEXT COMPLETE ADVISORY AT 11 PM EDT.
 
FORECASTER STEWART
 
 
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