000 WTPZ35 KNHC 201452 TCPEP5 BULLETIN TROPICAL STORM RICK ADVISORY NUMBER 21 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP202009 800 AM PDT TUE OCT 20 2009 ...RICK MOVING NORTHEASTWARD WITH LITTLE CHANGE IN STRENGTH... A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE WEST COAST OF SOUTHERN BAJA CALIFORNIA FROM AGUA BLANCA SOUTHWARD...AND FOR THE EAST COAST FROM BUENA VISTA SOUTHWARD...INCLUDING CABO SAN LUCAS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 24 HOURS. A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE EAST COAST OF SOUTHERN BAJA CALIFORNIA NORTH OF BUENA VISTA TO LA PAZ...AND FOR THE COAST OF MAINLAND MEXICO FROM EL ROBLITO NORTHWARD THROUGH ALTATA. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. INTERESTS ELSEWHERE IN SOUTHERN BAJA CALIFORNIA AND WESTERN MAINLAND MEXICO SHOULD CONTINUE TO MONITOR THE PROGRESS OF RICK. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. AT 800 AM PDT...1500 UTC...THE CENTER OF TROPICAL STORM RICK WAS LOCATED NEAR LATITUDE 20.1 NORTH...LONGITUDE 110.8 WEST OR ABOUT 200 MILES...325 KM...SOUTH-SOUTHWEST OF CABO SAN LUCAS MEXICO AND ABOUT 90 MILES...145 KM...NORTH OF SOCORRO ISLAND. RICK IS MOVING TOWARD THE NORTHEAST NEAR 7 MPH...11 KM/HR...AND THIS MOTION WITH AN INCREASE IN FORWARD SPEED IS EXPECTED LATER TODAY AND WEDNESDAY. ON THIS TRACK...THE CENTER OF RICK IS EXPECTED TO PASS NEAR OR TO THE SOUTH OF THE SOUTHERN TIP OF BAJA CALIFORNIA TONIGHT OR EARLY WEDNESDAY...AND APPROACH THE WESTERN COAST OF MAINLAND MEXICO ON WEDNESDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 24 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 160 MILES...260 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 991 MB...29.26 INCHES. MOISTURE ASSOCIATED WITH RICK IS SPREADING ACROSS PORTIONS OF SOUTHERN BAJA CALIFORNIA AND NORTHWESTERN MEXICO. TOTAL RAINFALL ACCUMULATIONS OF 4 TO 6 INCHES...WITH ISOLATED AMOUNTS OF 10 INCHES...ARE POSSIBLE OVER EXTREME SOUTHERN BAJA CALIFORNIA AS WELL AS THE STATES OF SINALOA AND DURANGO IN WEST-CENTRAL MEXICO DURING THE NEXT FEW DAYS. THESE RAINS COULD PRODUCE LIFE- THREATENING FLASH FLOODS AND MUD SLIDES. LARGE SWELLS GENERATED BY RICK WILL CONTINUE TO AFFECT PORTIONS OF THE SOUTHERN BAJA CALIFORNIA COAST AND THE WEST-CENTRAL COAST OF MEXICO DURING THE NEXT COUPLE OF DAYS...CAUSING POTENTIALLY DANGEROUS SURF CONDITIONS. ...SUMMARY OF 800 AM PDT INFORMATION... LOCATION...20.1N 110.8W MAXIMUM SUSTAINED WINDS...65 MPH PRESENT MOVEMENT...NORTHEAST OR 40 DEGREES AT 7 MPH MINIMUM CENTRAL PRESSURE...991 MB AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1100 AM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 200 PM PDT. $$ FORECASTER CANGIALOSI/PASCH