000 WTPZ32 KNHC 192350 TCPEP2 BULLETIN TROPICAL STORM POLO INTERMEDIATE ADVISORY NUMBER 15A NWS NATIONAL HURRICANE CENTER MIAMI FL EP172014 500 PM PDT FRI SEP 19 2014 ...POLO LOCATED A LITTLE FARTHER NORTHEAST... ...MOVING WEST-NORTHWESTWARD... SUMMARY OF 500 PM PDT...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...19.8N 107.9W ABOUT 150 MI...240 KM WSW OF CABO CORRIENTES MEXICO ABOUT 250 MI...400 KM SSE OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...WNW OR 300 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...991 MB...29.26 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * SOUTHERN BAJA CALIFORNIA PENINSULA FROM SANTA FE TO LA PAZ INTERESTS ELSEWHERE IN THE SOUTHERN BAJA CALIFORNIA PENINSULA SHOULD MONITOR THE PROGRESS OF POLO. A TROPICAL STORM WARNING COULD BE REQUIRED FOR PORTIONS OF THE PENINSULA TONIGHT. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 PM PDT...0000 UTC...THE CENTER OF TROPICAL STORM POLO WAS RELOCATED NEAR LATITUDE 19.8 NORTH...LONGITUDE 107.9 WEST. POLO IS MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH...15 KM/H...AND A GENERAL WEST-NORTHWEST MOTION IS EXPECTED DURING THE NEXT 48 HOURS. ON THE FORECAST TRACK...POLO WILL CONTINUE TO MOVE AWAY FROM THE SOUTHWESTERN COAST OF MEXICO THIS EVENING...AND PASS SOUTH OF THE BAJA CALIFORNIA PENINSULA ON SATURDAY. HOWEVER...ANY DEVIATION TO THE NORTH OF THE FORECAST TRACK COULD BRING STRONGER WINDS TO THE SOUTHERN BAJA CALIFORNIA PENINSULA. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 65 MPH...100 KM/H... WITH HIGHER GUSTS. ADDITIONAL GRADUAL WEAKENING IS FORECAST DURING THE NEXT 48 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM PRIMARILY TO THE SOUTH OF THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 991 MB...29.26 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA IN SOUTHERN BAJA CALIFORNIA ON SATURDAY. SURF...SWELLS GENERATED BY POLO WILL CONTINUE TO AFFECT PORTIONS OF THE SOUTHWESTERN COAST OF MEXICO DURING THE NEXT DAY OR SO...AND WILL BEGIN TO AFFECT THE SOUTHERN BAJA CALIFORNIA PENINSULA AND THE SOUTHERN GULF OF CALIFORNIA ON SATURDAY. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE. RAINFALL...POLO IS EXPECTED TO PRODUCE RAINFALL AMOUNTS OF 1 TO 3 INCHES...WITH ISOLATED STORM TOTAL AMOUNTS OF 5 INCHES OVER EXTREME SOUTHERN BAJA CALIFORNIA OVER THE NEXT FEW DAYS. THESE RAINS COULD RESULT IN LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...800 PM PDT. $$ FORECASTER BRENNAN