ZCZC MIATCPEP1 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE JOHN ADVISORY NUMBER 16 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP112006 200 AM PDT FRI SEP 01 2006 ...JOHN RESTRENGTHENS TO CATEGORY THREE... ...MOVING CLOSER TO SOUTHERN BAJA CALIFORNIA... A HURRICANE WARNING REMAINS IN EFFECT FOR THE ISLAS MARIAS AND THE SOUTHERN BAJA PENINSULA FROM SAN EVERISTO SOUTHWARD ON THE EAST COAST...AND FROM BAHIA MAGDALENA SOUTHWARD ON THE WEST COAST. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE CENTRAL BAJA CALIFORNIA PENINSULA FROM PUNTA ABREOJOS SOUTHWARD TO BAHIA MAGDALENA ON THE WEST COAST...AND NORTHWARD FROM SAN EVERISTO TO LORETO ON THE EAST COAST. A HURRICANE WATCH IS ALSO RECOMMENDED ALONG THE WEST COAST OF THE BAJA PENINSULA FROM BAHIA MAGDALENA TO PUNTA ABREOJOS. A TROPICAL STORM WATCH IS RECOMMENDED ALONG THE EAST COAST OF THE BAJA PENINSULA FROM LORETO NORTHWARD TO MULEGE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 200 AM PDT...0900Z...THE CENTER OF HURRICANE JOHN WAS LOCATED NEAR LATITUDE 21.7 NORTH...LONGITUDE 108.8 WEST OR ABOUT 110 MILES ...175 KM...SOUTHEAST OF THE SOUTHERN TIP OF BAJA CALIFORNIA AND ABOUT 155 MILES...250 KM...WEST OF LAS ISLAS MARIAS MEXICO. JOHN IS MOVING TOWARD THE NORTHWEST NEAR 13 MPH...20 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. ON THIS TRACK...THE CENTER IS EXPECTED TO MOVE NEAR OR OVER SOUTHERN BAJA CALIFORNIA LATER TODAY. MAXIMUM SUSTAINED WINDS ARE NEAR 115 MPH...185 KM/HR...WITH HIGHER GUSTS. JOHN IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME FLUCTUATIONS IN INTENSITY ARE LIKELY DURING THE NEXT 24 HOURS. A UNITED STATES AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT IS SCHEDULED TO INVESTIGATE JOHN LATER THIS MORNING. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 960 MB...28.35 INCHES. COASTAL STORM SURGE FLOODING OF UP TO 5 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED IN AREAS OF ONSHORE FLOW NEAR THE PATH OF THE CENTER OF THE HURRICANE. RAINFALL AMOUNTS OF 6 TO 10 INCHES...WITH ISOLATED MAXIMUM STORM TOTALS UP TO 18 INCHES...ARE POSSIBLE ALONG THE CENTRAL WEST COAST OF MAINLAND MEXICO AS WELL AS OVER THE SOUTHERN BAJA PENINSULA. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES OVER AREAS OF MOUNTAINOUS TERRAIN. REPEATING THE 200 AM PDT POSITION...21.7 N...108.8 W. MOVEMENT TOWARD...NORTHWEST NEAR 13 MPH. MAXIMUM SUSTAINED WINDS...115 MPH. MINIMUM CENTRAL PRESSURE...960 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 AM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 800 AM PDT. $$ FORECASTER BROWN/KNABB NNNN
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Page last modified: Monday, 11-Sep-2006 11:28:43 UTC