ZCZC MIATCPEP4 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE HILARY ADVISORY NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL EP092011 800 AM PDT SUN SEP 25 2011 ...HILARY REMAINS A DANGEROUS HURRICANE AS IT CONTINUES SLOWLY WESTWARD... SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...17.2N 109.2W ABOUT 395 MI...640 KM S OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...953 MB...28.14 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 EYE OF HURRICANE HILARY WAS LOCATED NEAR LATITUDE 17.2 NORTH...LONGITUDE 109.2 WEST. HILARY IS MOVING TOWARD THE WEST NEAR 9 MPH...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE THROUGH TOMORROW...FOLLOWED BY A TURN TOWARD THE NORTHWEST ON TUESDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 125 MPH...205 KM/H...WITH HIGHER GUSTS. HILARY IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATIONS IN INTENSITY ARE LIKELY DURING THE NEXT DAY OR SO...BUT THE OVERALL TREND SHOULD BE FOR HILARY TO SLOWLY WEAKEN DURING THE NEXT 48 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 953 MB...28.14 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...SWELLS GENERATED BY HILARY ARE STILL AFFECTING PORTIONS OF THE COAST OF SOUTHWESTERN MEXICO. THESE SWELLS ARE LIKELY CAUSING LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...200 PM PDT. $$ FORECASTER PASCH NNNN
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