000 WTPZ32 KNHC 171133 TCPEP2 BULLETIN TROPICAL STORM POLO INTERMEDIATE ADVISORY NUMBER 5A NWS NATIONAL HURRICANE CENTER MIAMI FL EP172014 500 AM PDT WED SEP 17 2014 ...POLO MOVING TOWARD THE NORTHWEST... SUMMARY OF 500 AM PDT...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...15.1N 102.1W ABOUT 185 MI...295 KM S OF ZIHUATANEJO MEXICO ABOUT 310 MI...495 KM SSE OF MANZANILLO MEXICO MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * SOUTHWEST COAST OF MEXICO FROM ZIHUATANEJO TO CABO CORRIENTES FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 AM PDT...1200 UTC...THE CENTER OF TROPICAL STORM POLO WAS LOCATED NEAR LATITUDE 15.1 NORTH...LONGITUDE 102.1 WEST. POLO IS MOVING TOWARD THE NORTHWEST NEAR 12 MPH...19 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 48 HOURS. ON THE FORECAST TRACK...THE CENTER OF POLO IS EXPECTED TO REMAIN OFFSHORE OF AND MOVE PARALLEL TO THE SOUTHWESTERN COAST OF MEXICO. MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/H...WITH HIGHER GUSTS. STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND POLO IS EXPECTED TO BECOME A HURRICANE TONIGHT OR EARLY THURSDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 80 MILES...130 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA BY LATE TODAY. SURF...SWELLS GENERATED BY POLO WILL AFFECT PORTIONS OF THE SOUTHERN COAST OF MEXICO DURING THE NEXT FEW DAYS. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...800 AM PDT. $$ FORECASTER AVILA