000 WTNT31 KNHC 022343 TCPAT1 BULLETIN HURRICANE OPHELIA INTERMEDIATE ADVISORY NUMBER 41A NWS NATIONAL HURRICANE CENTER MIAMI FL AL162011 800 PM AST SUN OCT 02 2011 ...OPHELIA WEAKENING AS IT MOVES QUICKLY NORTH-NORTHEASTWARD... SUMMARY OF 800 PM AST...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...42.4N 59.8W ABOUT 445 MI...715 KM SW OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H PRESENT MOVEMENT...NNE OR 15 DEGREES AT 33 MPH...54 KM/H MINIMUM CENTRAL PRESSURE...967 MB...28.56 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...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 800 PM AST...0000 UTC...THE CENTER OF HURRICANE OPHELIA WAS LOCATED NEAR LATITUDE 42.4 NORTH...LONGITUDE 59.8 WEST. OPHELIA IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 33 MPH...54 KM/H. A TURN TOWARD THE NORTHEAST IS EXPECTED TONIGHT...FOLLOWED BY A TURN TOWARD THE EAST-NORTHEAST ON MONDAY. ON THE FORECAST TRACK...THE CENTER OF OPHELIA IS EXPECTED TO PASS NEAR OR OVER THE AVALON PENINSULA OF NEWFOUNDLAND LATE TONIGHT OR EARLY MONDAY. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 90 MPH...150 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 MONDAY. HOWEVER...OPHELIA IS EXPECTED TO BE NEAR HURRICANE STRENGTH WHEN IT PASSES CLOSE TO THE AVALON PENINSULA. OPHELIA IS FORECAST TO BECOME A POST-TROPICAL CYCLONE SHORTLY AFTER PASSING SOUTHERN NEWFOUNDLAND. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 260 MILES...415 KM...MAINLY TO THE EAST OF THE CENTER. ENVIRONMENT CANADA BUOY 44141...LOCATED ABOUT 100 MILES...160 KM...EAST- NORTHEAST OF THE CENTER OF OPHELIA...RECENTLY REPORTED A SUSTAINED WIND OF 40 MPH...65 KM/H...AND A WIND GUST OF 54 MPH...86 KM/H. SABLE ISLAND RECENTLY REPORTED A WIND GUST OF 39 MPH...63 KM/H. ESTIMATED MINIMUM CENTRAL PRESSURE IS 967 MB...28.56 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM FORCE WINDS ARE POSSIBLE ON THE AVALON PENINSULA LATE TONIGHT AND EARLY MONDAY. RAINFALL...OPHELIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 2 TO 3 INCHES OVER SOUTHEASTERN NEWFOUNDLAND. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...1100 PM AST. $$ FORECASTER BRENNAN