ZCZC MIATCPEP1 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE JOHN INTERMEDIATE ADVISORY NUMBER 10A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP112006 500 PM PDT WED AUG 30 2006 ...DANGEROUS HURRICANE JOHN CONTINUES TO PARALLEL THE SOUTHWEST COAST OF MEXICO...STRONG RAINBANDS APPROACHING MANZANILLO... A HURRICANE WARNING REMAINS IN EFFECT FROM LAZARO CARDENAS WESTWARD TO CABO CORRIENTES. 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 HURRICANE WATCH REMAINS IN EFFECT FROM TECPAN DE GALEANA TO LAZARO CARDENAS...AND FOR THE ISLAS MARIAS. A HURRICANE WATCH IS ALSO IN EFFECT FOR THE SOUTHERN BAJA PENINSULA FROM LA PAZ SOUTHWARD ON THE EAST COAST....AND FROM SANTE FE SOUTHWARD ON THE WEST COAST... INCLUDING CABO SAN LUCAS. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. A TROPICAL STORM WARNING REMAINS IN EFFECT FROM ACAPULCO TO LAZARO CARDENAS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. A TROPICAL STORM WATCH REMAINS IN EFFECT FROM NORTH OF CABO CORRIENTES TO MAZATLAN. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 500 PM PDT...0000Z...THE CENTER OF HURRICANE JOHN WAS LOCATED NEAR LATITUDE 17.7 NORTH...LONGITUDE 104.1 WEST OR ABOUT 100 MILES ...160 KM...SOUTH OF MANZANILLO MEXICO AND ABOUT 120 MILES ...195 KM...WEST OF LAZARO CARDENAS MEXICO. JOHN IS MOVING TOWARD THE WEST-NORTHWEST NEAR 16 MPH...26 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. ON THIS TRACK THE CENTER IS EXPECTED TO REMAIN JUST OFFSHORE OF THE MEXICAN COAST. HOWEVER ONLY A SLIGHT DEVIATION OF THE TRACK COULD BRING THE CENTER ONSHORE WITHIN THE HURRICANE WARNING AREA. MAXIMUM SUSTAINED WINDS ARE NEAR 135 MPH...215 KM/HR...WITH HIGHER GUSTS. JOHN IS A DANGEROUS CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME ADDITIONAL STRENGTHENING IS POSSIBLE DURING THE NEXT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 60 MILES...95 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 948 MB...27.99 INCHES. RAINFALL AMOUNTS OF 6 TO 10 INCHES...WITH ISOLATED TOTALS UP TO 18 INCHES...ARE POSSIBLE ALONG THE SOUTHWESTERN COAST OF MEXICO WITHIN THE WARNING AREAS. THESE AMOUNTS COULD CAUSE LIFE- THREATENING FLASH FLOODS AND MUD SLIDES OVER AREAS OF MOUNTAINOUS TERRAIN. 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. REPEATING THE 500 PM PDT POSITION...17.7 N...104.1 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 16 MPH. MAXIMUM SUSTAINED WINDS...135 MPH. MINIMUM CENTRAL PRESSURE...948 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 800 PM PDT. $$ FORECASTER RHOME/BEVEN NNNN
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Page last modified: Monday, 11-Sep-2006 11:28:43 UTC