000 WTPZ33 KNHC 270850 TCPEP3 BULLETIN TROPICAL STORM MIRIAM ADVISORY NUMBER 22 NWS NATIONAL HURRICANE CENTER MIAMI FL EP132012 200 AM PDT THU SEP 27 2012 ...MIRIAM EXPECTED TO WEAKEN TODAY... SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...21.8N 116.0W ABOUT 395 MI...640 KM W OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...NNW OR 330 DEGREES AT 6 MPH...9 KM/H MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM PDT...0900 UTC...THE CENTER OF TROPICAL STORM MIRIAM WAS LOCATED NEAR LATITUDE 21.8 NORTH...LONGITUDE 116.0 WEST. MIRIAM IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 6 MPH...9 KM/H...AND A GRADUAL TURN TOWARD THE WEST IS EXPECTED OVER THE NEXT 48 HOURS WITH A DECREASE IN FORWARD SPEED. MAXIMUM SUSTAINED WINDS REMAIN NEAR 45 MPH...75 KM/H...WITH HIGHER GUSTS. WEAKENING IS FORECAST...AND MIRIAM SHOULD BECOME A REMNANT LOW IN A DAY OR SO. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...SWELLS GENERATED BY MIRIAM WILL CONTINUE TO AFFECT THE SOUTH AND WEST COASTS OF THE SOUTHERN AND CENTRAL BAJA PENINSULA TODAY BUT WILL BEGIN TO GRADUALLY SUBSIDE ON FRIDAY. THESE SWELLS COULD 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 BLAKE