000 WTPZ34 KNHC 281438 TCPEP4 BULLETIN TROPICAL STORM ILEANA ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL EP092012 800 AM PDT TUE AUG 28 2012 ...ILEANA MOVING TOWARD THE WEST-NORTHWEST OVER OPEN WATERS... SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...16.0N 109.8W ABOUT 415 MI...670 KM WSW OF MANZANILLO MEXICO ABOUT 475 MI...765 KM S OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...WNW OR 290 DEGREES AT 9 MPH...15 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 800 AM PDT...1500 UTC...THE CENTER OF TROPICAL STORM ILEANA WAS ESTIMATED NEAR LATITUDE 16.0 NORTH...LONGITUDE 109.8 WEST. ILEANA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH...15 KM/H. A GENERAL MOTION BETWEEN THE WEST-NORTHWEST AND NORTHWEST WITH A GRADUAL DECREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT COUPLE OF DAYS. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 50 MPH...85 KM/H...WITH HIGHER GUSTS. SOME ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND ILEANA COULD BECOME A HURRICANE IN A DAY OR TWO. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES. HAZARDS AFFECTING LAND ---------------------- NONE. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...200 PM PDT. $$ FORECASTER AVILA