Hurricane KATRINA

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HURRICANE KATRINA ADVISORY NUMBER  27
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
10 AM CDT MON AUG 29 2005

...CENTER OF POWERFUL HURRICANE KATRINA AGAIN MOVING ASHORE...NEAR
THE LOUISIANA-MISSISSIPPI BORDER...CONTINUES POUNDING SOUTHEASTERN
LOUISIANA AND SOUTHERN MISSISSIPPI...

A HURRICANE WARNING IS IN EFFECT FOR THE NORTH CENTRAL GULF COAST
FROM MORGAN CITY LOUISIANA EASTWARD TO THE ALABAMA/FLORIDA
BORDER...INCLUDING THE CITY OF NEW ORLEANS AND LAKE PONTCHARTRAIN.
 
AT 10 AM CDT...1500Z..ALL HURRICANE WATCHES ARE DISCONTINUED.
A TROPICAL STORM WARNING REMAINS IN EFFECT FROM EAST OF THE
ALABAMA/FLORIDA BORDER TO INDIAN PASS FLORIDA...AND FROM WEST OF
MORGAN CITY TO CAMERON LOUISIANA.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
 
AT 10 AM CDT...1500Z...THE CENTER OF HURRICANE KATRINA WAS LOCATED
NEAR LATITUDE 30.2 NORTH... LONGITUDE 89.6 WEST.  THIS POSITION IS
NEAR THE MOUTH OF THE PEARL RIVER...ABOUT 35 MILES EAST-NORTHEAST
OF NEW ORLEANS LOUISIANA AND ABOUT 45 MILES WEST-SOUTHWEST OF
BILOXI MISSISSIPPI.

KATRINA IS MOVING TOWARD THE NORTH NEAR 16 MPH...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE TODAY AND TONIGHT.  ON THIS TRACK
THE CENTER WILL MOVE OVER SOUTHERN MISSISSIPPI TODAY AND INTO
CENTRAL MISSISSIPPI THIS EVENING.
  
MAXIMUM SUSTAINED WINDS ARE NEAR 125 MPH...WITH HIGHER GUSTS. 
KATRINA IS NOW A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON
SCALE.  WINDS AFFECTING THE UPPER FLOORS OF HIGH RISE BUILDINGS
WILL BE SIGNIFICANTLY STRONGER THAN THOSE NEAR GROUND LEVEL. 
WEAKENING IS FORECAST DURING THE NEXT 24 HOURS AS THE CENTER MOVES
OVER LAND.  HOWEVER...HURRICANE FORCE WINDS ARE EXPECTED TO SPREAD
AS FAR AS 150 MILES INLAND ALONG THE PATH OF KATRINA.  SEE INLAND
HURRICANE AND TROPICAL STORM WARNINGS FROM NATIONAL WEATHER SERVICE
FORECAST OFFICES.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 125 MILES FROM THE
CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP
TO 230 MILES.
 
THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM AIR FORCE HURRICANE
HUNTER AIRCRAFT IS  927 MB...27.37 INCHES.
 
COASTAL STORM SURGE FLOODING OF 15 TO 20 FEET ABOVE NORMAL TIDE
LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE
EXPECTED NEAR AND TO THE EAST OF THE CENTER. STORM SURGE FLOODING
OF 10 TO 15 FEET...NEAR THE TOPS OF THE LEVEES...IS STILL POSSIBLE
IN THE GREATER NEW ORLEANS AREA.  SIGNIFICANT STORM SURGE FLOODING
IS OCCURRING ELSEWHERE ALONG THE CENTRAL AND NORTHEASTERN GULF OF
MEXICO COAST.

RAINFALL TOTALS OF 5 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF
15 INCHES...ARE POSSIBLE ALONG THE PATH OF KATRINA ACROSS THE GULF
COAST AND THE TENNESSEE VALLEY.  RAINFALL TOTALS OF 4 TO 8 INCHES
ARE POSSIBLE ACROSS THE OHIO VALLEY INTO THE EASTERN GREAT LAKES
REGION TUESDAY AND WEDNESDAY.

A FEW TORNADOES ARE POSSIBLE OVER PORTIONS OF SOUTHERN AND EASTERN
MISSISSIPPI...SOUTHERN AND CENTRAL ALABAMA...AND THE WESTERN
FLORIDA PANHANDLE TODAY.

REPEATING THE 10 AM CDT POSITION...30.2 N... 89.6 W.  MOVEMENT
TOWARD...NORTH NEAR 16 MPH.  MAXIMUM SUSTAINED WINDS...125 MPH. 
MINIMUM CENTRAL PRESSURE... 927 MB.
 
INTERMEDIATE ADVISORIES WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT NOON CDT AND 2 PM CDT FOLLOWED BY THE NEXT COMPLETE
ADVISORY AT 4 PM CDT.
 
FORECASTER PASCH
 
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