000 WTPZ33 KNHC 312336 TCPEP3 BULLETIN HURRICANE JIMENA INTERMEDIATE ADVISORY NUMBER 13A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP132009 500 PM PDT MON AUG 31 2009 ...DANGEROUS JIMENA CONTINUES MOVING NORTHWESTWARD... A HURRICANE WARNING REMAINS IN EFFECT FOR THE SOUTHERN PORTION OF THE BAJA CALIFORNIA PENINSULA FROM BAHIA MAGDALENA SOUTHWARD ON THE WEST COAST...AND FROM SAN EVARISTO SOUTHWARD ON THE EAST COAST... INCLUDING CABO SAN LUCAS. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A HURRICANE WATCH REMAINS IN EFFECT FOR THE BAJA CALIFORNIA PENINSULA NORTH OF BAHIA MAGDALENA ON THE WEST COAST TO PUNTA ABREOJOS...AND NORTH OF SAN EVARISTO TO MULEGE ON THE EAST COAST. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. INTERESTS ELSEWHERE IN THE CENTRAL BAJA CALIFORNIA PENINSULA AND IN WESTERN MAINLAND MEXICO SHOULD MONITOR THE PROGRESS OF JIMENA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. AT 500 PM PDT...0000 UTC...THE CENTER OF HURRICANE JIMENA WAS LOCATED NEAR LATITUDE 18.8 NORTH...LONGITUDE 109.2 WEST OR ABOUT 285 MILES...460 KM...SOUTH OF CABO SAN LUCAS MEXICO. JIMENA IS MOVING TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/HR...AND A TURN TOWARD THE NORTH-NORTHWEST WITH A GRADUAL INCREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT DAY OR SO. ON THE FORECAST TRACK... JIMENA WILL BE APPROACHING THE SOUTHERN PORTION OF THE BAJA CALIFORNIA PENINSULA ON TUESDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 155 MPH...250 KM/HR...WITH HIGHER GUSTS. JIMENA IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE...AND VERY NEAR THE THRESHOLD OF CATEGORY FIVE STATUS. SOME FLUCTUATIONS IN STRENGTH ARE LIKELY DURING THE NEXT DAY OR SO...BUT JIMENA IS EXPECTED TO REMAIN A MAJOR HURRICANE UNTIL LANDFALL. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 931 MB...27.49 INCHES. JIMENA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 5 TO 10 INCHES OVER THE SOUTHERN HALF OF THE BAJA CALIFORNIA PENINSULA AND PORTIONS OF WESTERN MEXICO DURING THE NEXT 2 DAYS...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 15 INCHES. A DANGEROUS STORM SURGE ALONG WITH BATTERING WAVES WILL PRODUCE SIGNIFICANT COASTAL FLOODING ALONG THE BAJA CALIFORNIA PENINSULA. ...SUMMARY OF 500 PM PDT INFORMATION... LOCATION...18.8N 109.2W MAXIMUM SUSTAINED WINDS...155 MPH PRESENT MOVEMENT...NORTHWEST OR 315 DEGREES AT 10 MPH MINIMUM CENTRAL PRESSURE...931 MB THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 800 PM PDT. $$ FORECASTER BRENNAN