Hurricane GUSTAV

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BULLETIN
HURRICANE GUSTAV INTERMEDIATE ADVISORY NUMBER  29A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL072008
700 PM CDT SUN AUG 31 2008
 
...GUSTAV CONTINUES NORTHWESTWARD...TROPICAL STORM FORCE WINDS ABOUT
TO REACH THE SOUTHEASTERN TIP OF LOUISIANA...
 
A HURRICANE WARNING REMAINS IN EFFECT FROM JUST EAST OF HIGH
ISLAND EASTWARD TO THE ALABAMA-FLORIDA BORDER...INCLUDING THE CITY
OF NEW ORLEANS AND LAKE PONTCHARTRAIN.  A HURRICANE WARNING MEANS
THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA
WITHIN THE NEXT 24 HOURS.  PREPARATIONS TO PROTECT LIFE AND
PROPERTY SHOULD BE RUSHED TO COMPLETION.
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FROM EAST OF THE
ALABAMA-FLORIDA BORDER TO THE OCHLOCKONEE RIVER.  A TROPICAL
STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED
WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
 
AT 700 PM CDT...0000Z...THE CENTER OF HURRICANE GUSTAV WAS LOCATED
NEAR LATITUDE 26.9 NORTH...LONGITUDE 87.7 WEST OR ABOUT 175 MILES...
280 KM...SOUTH-SOUTHEAST OF THE MOUTH OF THE MISSISSIPPI RIVER. 
THIS POSITION IS ABOUT 260 MILES...415 KM...SOUTH-SOUTHEAST OF NEW
ORLEANS LOUISIANA.
 
GUSTAV IS MOVING TOWARD THE NORTHWEST NEAR 17 MPH...27 KM/HR.  THIS
GENERAL MOTION IS EXPECTED TO CONTINUE WITH A DECREASE IN FORWARD
SPEED DURING THE NEXT COUPLE OF DAYS.  ON THE FORECAST TRACK...
GUSTAV SHOULD MAKE LANDFALL ON THE NORTHERN GULF COAST ON MONDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 115 MPH...185 KM/HR...WITH HIGHER
GUSTS. GUSTAV IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME INTENSIFICATION IS FORECAST TONIGHT...AND GUSTAV IS
FORECAST TO BE A MAJOR HURRICANE UNTIL LANDFALL.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 220
MILES...350 KM.  DATA FROM HURRICANE HUNTER AIRCRAFT INDICATE THAT
THE AREA COVERED BY HURRICANE FORCE WINDS HAS EXPANDED...
PARTICULARLY IN THE NORTHWEST QUADRANT OF GUSTAV.  TROPICAL STORM
CONDITIONS ARE ABOUT TO REACH THE SOUTHEASTERN TIP OF LOUISIANA...
AND HURRICANE FORCE WINDS ARE EXPECTED TO REACH THE COASTLINE AFTER
MIDNIGHT.  
 
THE LATEST MINIMUM CENTRAL PRESSURE ESTIMATED FROM AIR FORCE RESERVE
HURRICANE HUNTER AIRCRAFT DATA IS 952 MB...28.11 INCHES.
 
AN EXTREMELY DANGEROUS STORM SURGE OF 10 TO 14 FEET ABOVE NORMAL
TIDAL LEVELS IS EXPECTED NEAR AND TO THE EAST OF WHERE THE CENTER
OF GUSTAV CROSSES THE NORTHERN GULF COAST.  ABOVE NORMAL TIDES IN
THE DRY TORTUGAS SHOULD DIMINISH TONIGHT.
 
GUSTAV IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 6 TO
12 INCHES OVER PORTIONS OF LOUISIANA...SOUTHERN MISSISSIPPI AND
SOUTHERN ARKANSAS...WITH ISOLATED MAXIMUM AMOUNTS OF UP TO 20
INCHES POSSIBLE THROUGH WEDNESDAY MORNING.   
 
ISOLATED TORNADOES ARE POSSIBLE OVER THE CENTRAL GULF COAST TONIGHT.
 
REPEATING THE 700 PM CDT POSITION...26.9 N...87.7 W.  MOVEMENT
TOWARD...NORTHWEST NEAR 17 MPH.  MAXIMUM SUSTAINED WINDS...115 MPH.
MINIMUM CENTRAL PRESSURE...952 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL
HURRICANE CENTER AT 1000 PM CDT.
 
$$
FORECASTER FRANKLIN
 
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