000 WTNT31 KNHC 200235 TCPAT1 BULLETIN HURRICANE IGOR ADVISORY NUMBER 48 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010 1100 PM AST SUN SEP 19 2010 ...CENTER OF HURRICANE IGOR PASSING JUST WEST OF BERMUDA...93 MPH WIND GUST REPORTED ON THE ISLAND... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...32.4N 65.5W ABOUT 40 MI...65 KM W OF BERMUDA MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/HR PRESENT MOVEMENT...NNE OR 15 DEGREES AT 14 MPH...22 KM/HR MINIMUM CENTRAL PRESSURE...955 MB...28.20 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * BERMUDA FOR STORM INFORMATION SPECIFIC TO BERMUDA...PLEASE MONITOR PRODUCTS ISSUED BY THE BERMUDA WEATHER SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM AST...0300 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED NEAR LATITUDE 32.4 NORTH...LONGITUDE 65.5 WEST. IGOR IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 14 MPH...22 KM/HR. A TURN TOWARD THE NORTHEAST WITH SOME INCREASE IN FORWARD SPEED IS EXPECTED ON MONDAY. ON THE FORECAST TRACK...THE CENTER OF IGOR WILL BE PASSING JUST TO THE NORTHWEST OF BERMUDA OVER THE NEXT FEW HOURS...AND BEGIN TO MOVE AWAY FROM THE ISLAND LATER ON MONDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/HR...WITH HIGHER GUSTS. IGOR IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. LITTLE CHANGE IN STRENGTH IS EXPECTED DURING THE NEXT 48 HOURS. IGOR IS FORECAST TO BECOME AN EXTRATROPICAL CYCLONE WITHIN THE NEXT COUPLE OF DAYS. IGOR IS A VERY LARGE HURRICANE. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 345 MILES...555 KM. THE OFFICIAL WEATHER OBSERVING SITE IN BERMUDA RECENTLY REPORTED A SUSTAINED WIND OF 74 MPH...119 KM/HR...WITH A GUST TO 93 MPH...150 KM/HR. ESTIMATED MINIMUM CENTRAL PRESSURE IS 955 MB...28.20 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...HURRICANE CONDITIONS ARE EXPECTED OVER BERMUDA THROUGH EARLY MONDAY. WINDS SHOULD BEGIN TO DIMINISH LATER ON MONDAY MORNING. RAINFALL...IGOR IS EXPECTED TO PRODUCE ADDITIONAL RAINFALL ACCUMULATIONS OF UP TO AN INCH OVER BERMUDA THROUGH MIDDAY MONDAY. THIS WILL BRING STORM TOTAL AMOUNTS TO BETWEEN 6 AND 9 INCHES OVER BERMUDA. STORM SURGE...A DANGEROUS STORM SURGE IS EXPECTED TO PRODUCE SIGNIFICANT COASTAL FLOODING ON BERMUDA. THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES...ESPECIALLY ALONG THE SOUTHERN COAST. SURF...LARGE SWELLS WILL CONTINUE TO AFFECT THE EAST COAST OF THE UNITED STATES THROUGH MONDAY. LARGE SWELLS WILL GRADUALLY 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 INTERMEDIATE ADVISORY...200 AM AST. NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER PASCH