000 WTNT32 KNHC 312353 TCPAT2 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