000 WTNT31 KNHC 030555 TCPAT1 BULLETIN HURRICANE OPHELIA INTERMEDIATE ADVISORY NUMBER 42A NWS NATIONAL HURRICANE CENTER MIAMI FL AL162011 200 AM AST MON OCT 03 2011 ...OPHELIA EXPECTED TO MOVE ACROSS THE AVALON PENINSULA OF NEWFOUNDLAND THIS MORNING... SUMMARY OF 200 AM AST...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...45.5N 56.5W ABOUT 185 MI...295 KM WSW OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...NE OR 55 DEGREES AT 43 MPH...69 KM/H MINIMUM CENTRAL PRESSURE...980 MB...28.94 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * THE AVALON PENINSULA OF NEWFOUNDLAND FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM AST...0600 UTC...THE CENTER OF HURRICANE OPHELIA WAS LOCATED NEAR LATITUDE 45.5 NORTH...LONGITUDE 56.5 WEST. OPHELIA IS MOVING TOWARD THE NORTHEAST NEAR 43 MPH...69 KM/H. A TURN TOWARD THE EAST-NORTHEAST WITH AN INCREASE IN FORWARD SPEED IS EXPECTED LATER THIS MORNING. ON THE FORECAST TRACK...THE CENTER OF OPHELIA IS EXPECTED TO PASS OVER THE AVALON PENINSULA OF NEWFOUNDLAND THIS MORNING. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 75 MPH...120 KM/H... WITH HIGHER GUSTS. OPHELIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. STEADY WEAKENING IS EXPECTED TO CONTINUE THROUGH TODAY. HOWEVER...OPHELIA SHOULD BE A STRONG TROPICAL STORM WHEN IT PASSES OVER THE AVALON PENINSULA. OPHELIA IS FORECAST TO BECOME A POST-TROPICAL CYCLONE LATER TODAY. HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...MAINLY TO THE SOUTHEAST OF THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM...MAINLY EAST THROUGH SOUTH OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 980 MB...28.94 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL-STORM-FORCE WINDS ARE POSSIBLE ON THE AVALON PENINSULA THIS MORNING. RAINFALL...OPHELIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 2 TO 3 INCHES OVER SOUTHEASTERN NEWFOUNDLAND. SURF...LARGE WAVES AND SWELLS GENERATED BY OPHELIA WILL AFFECT PORTIONS OF THE SOUTH COAST OF NEWFOUNDLAND TODAY...CAUSING LIFE-THREATENING SURF CONDITIONS. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER STEWART/CANGIALOSI