000 WTPZ32 KNHC 222028 TCPEP2 BULLETIN TROPICAL STORM IVO ADVISORY NUMBER 18 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP122007 200 PM PDT SAT SEP 22 2007 ...TROPICAL STORM WATCH FOR PORTIONS OF SOUTHERN BAJA... AT 200 PM PDT...2100 UTC...THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM WATCH ALONG THE WEST COAST OF THE EXTREME SOUTHERN BAJA CALIFORNIA PENINSULA FROM SANTA FE SOUTHWARD TO CABO SAN LUCAS. 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 200 PM PDT...2100Z...THE CENTER OF TROPICAL STORM IVO WAS LOCATED NEAR LATITUDE 21.8 NORTH...LONGITUDE 112.5 WEST OR ABOUT 185 MILES ...295 KM...WEST-SOUTHWEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA. IVO IS MOVING SLOWLY TOWARD THE NORTH-NORTHEAST NEAR 5 MPH...7 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/HR...WITH HIGHER GUSTS. IVO IS EXPECTED TO GRADUALLY WEAKEN DURING THE NEXT 24 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 997 MB...29.44 INCHES. REPEATING THE 200 PM PDT POSITION...21.8 N...112.5 W. MOVEMENT TOWARD...NORTH-NORTHEAST NEAR 5 MPH. MAXIMUM SUSTAINED WINDS...60 MPH. MINIMUM CENTRAL PRESSURE...997 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 PM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 800 PM PDT. $$ FORECASTER MAINELLI