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| #377741 (Received by flhurricane at: 7:55 AM 21.Sep.2010) TCPAT1 BULLETIN HURRICANE IGOR INTERMEDIATE ADVISORY NUMBER 53A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010 800 AM AST TUE SEP 21 2010 ...IGOR QUICKLY LOSING TROPICAL CHARACTERISTICS...CENTER IS EXPECTED TO PASS NEAR SOUTHEASTERN NEWFOUNDLAND THIS MORNING... SUMMARY OF 800 AM AST...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...44.5N 53.5W ABOUT 150 MI...240 KM S OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/HR PRESENT MOVEMENT...NE OR 40 DEGREES AT 45 MPH...75 KM/HR MINIMUM CENTRAL PRESSURE...960 MB...28.35 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WATCH IS IN EFFECT FOR... * THE COAST OF NEWFOUNDLAND FROM STONES COVE NORTHWARD AND EASTWARD TO FOGO ISLAND A TROPICAL STORM WARNING IS IN EFFECT FOR... * THE COAST OF NEWFOUNDLAND FROM BURGEO NORTHWARD AND EASTWARD TO TRITON * THE ISLANDS OF ST-PIERRE AND MIQUELON A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA WITHIN...IN THIS CASE WITHIN THE NEXT 6 TO 12 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. 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. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 800 AM AST...1200 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED NEAR LATITUDE 44.5 NORTH...LONGITUDE 53.5 WEST. IGOR IS MOVING TOWARD THE NORTHEAST NEAR 45 MPH...75 KM/HR. A TURN TO THE NORTH-NORTHEAST IS EXPECTED LATER TODAY FOLLOWED BY A TURN TOWARD THE NORTH AT A SLOWER FORWARD SPEED ON WEDNESDAY. ON THE FORECAST TRACK...THE CENTER OF IGOR WILL MOVE NEAR THE SOUTHEASTERN TIP OF NEWFOUNDLAND LATER THIS MORNING. MAXIMUM SUSTAINED WINDS REMAIN NEAR 75 MPH...120 KM/HR...WITH HIGHER GUSTS. IGOR IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME STRENGTHENING IS FORECAST...AND IGOR IS LIKELY TO BECOME AN INTENSE EXTRATROPICAL CYCLONE LATER TODAY. HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM...FROM THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 380 MILES...610 KM. CANADIAN BUOY 44139...LOCATED ABOUT 150 MILES WEST OF THE CENTER...RECENTLY REPORTED SUSTAINED WINDS OF 62 MPH...100 KM/HR...AND CANADIAN BUOY 41138 LOCATED JUST EAST OF THE CENTER REPORTED A PRESSURE OF 962 MB...28.41 INCHES. ESTIMATED MINIMUM CENTRAL PRESSURE IS 960 MB...28.35 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...WINDS OF TROPICAL-STORM-FORCE/GALE-FORCE ARE EXPECTED WITHIN THE TROPICAL STORM WARNING AREA TODAY. WINDS OF HURRICANE FORCE ARE POSSIBLE IN THE HURRICANE WATCH AREA. RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 4 TO 8 INCHES PRIMARILY OVER THE EASTERN HALF OF NEWFOUNDLAND...WITH ISOLATED AMOUNTS OF 10 INCHES POSSIBLE. SURF...LARGE SWELLS WILL CONTINUE TO AFFECT THE EAST COAST OF THE UNITED STATES THROUGH TODAY AND THE SOUTH-FACING COASTLINES OF NOVA SCOTIA AND NEWFOUNDLAND FOR THE NEXT FEW DAYS. SWELLS WILL BE SLOW TO SUBSIDE IN PUERTO RICO...THE VIRGIN ISLANDS...HISPANIOLA... AND PORTIONS OF THE BAHAMAS DURING THE NEXT COUPLE OF DAYS. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENTS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE FOR ADDITIONAL INFORMATION. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...1100 AM AST. $$ FORECASTER STEWART |
