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#377666 (Received by flhurricane at: 1:52 AM 21.Sep.2010) TCPAT1 BULLETIN HURRICANE IGOR INTERMEDIATE ADVISORY NUMBER 52A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010 200 AM AST TUE SEP 21 2010 ...IGOR CONTINUES EXTRATROPICAL TRANSITION WITH A QUICK MOTION TOWARD THE NORTHEAST... SUMMARY OF 200 AM AST...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...41.3N 57.5W ABOUT 375 MI...605 KM SSW OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/HR PRESENT MOVEMENT...NE OR 45 DEGREES AT 30 MPH...48 KM/HR MINIMUM CENTRAL PRESSURE...968 MB...28.59 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... ENVIRONMENT CANADA HAS ISSUED A HURRICANE WATCH FOR THE COAST OF NEWFOUNDLAND FROM STONES COVE NORTHWARD AND EASTWARD TO FOGO ISLAND. ENVIRONMENT CANADA HAS EXTENDED THE TROPICAL STORM WARNING ALONG THE COAST OF NEWFOUNDLAND WEST OF STONES COVE TO BURGEO...AND FROM CHARLOTTETOWN NORTHWARD AND WESTWARD TO TRITON. 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. A WATCH IS TYPICALLY ISSUED 48 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE NEXT 24 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM AST...0600 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED NEAR LATITUDE 41.3 NORTH...LONGITUDE 57.5 WEST. IGOR IS MOVING TOWARD THE NORTHEAST NEAR 30 MPH...48 KM/HR...AND A TURN TO THE NORTH-NORTHEAST IS EXPECTED LATER TODAY FOLLOWED BY A TURN TOWARD THE NORTH ON WEDNESDAY. ON THE FORECAST TRACK...THE CENTER OF THE CYCLONE WILL MOVE NEAR THE SOUTHEASTERN TIP OF NEWFOUNDLAND LATER TODAY. MAXIMUM SUSTAINED WINDS ARE 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. ESTIMATED MINIMUM CENTRAL PRESSURE IS 968 MB...28.59 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...WINDS OF TROPICAL STORM OR 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...500 AM AST. $$ FORECASTER BEVEN |