000 WTNT31 KNHC 192045 TCPAT1 BULLETIN HURRICANE IGOR ADVISORY NUMBER 47 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010 500 PM AST SUN SEP 19 2010 ...LARGE IGOR CONTINUES TO LASH BERMUDA... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...31.5N 65.9W ABOUT 85 MI...135 KM SW OF BERMUDA MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/HR PRESENT MOVEMENT...N OR 355 DEGREES AT 15 MPH...24 KM/HR MINIMUM CENTRAL PRESSURE...951 MB...28.08 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 500 PM AST...2100 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED NEAR LATITUDE 31.5 NORTH...LONGITUDE 65.9 WEST. IGOR IS MOVING TOWARD THE NORTH NEAR 15 MPH...24 KM/HR. A TURN TOWARD THE NORTHEAST WITH SOME INCREASE IN FORWARD SPEED IS EXPECTED LATE TONIGHT OR MONDAY. ON THE FORECAST TRACK... THE CENTER OF IGOR WILL PASS NEAR OR JUST WEST OF BERMUDA THIS EVENING. MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED DURING THE NEXT 48 HOURS. IGOR IS FORECAST TO BECOME AN EXTRATROPICAL CYCLONE IN A 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 61 MPH...98 KM/HR...WITH A GUST TO 76 MPH...122 KM/HR. THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT IS 951 MB...28.08 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...HURRICANE CONDITIONS ARE EXPECTED OVER BERMUDA THIS EVENING AND OVERNIGHT. RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 6 TO 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...800 PM AST. NEXT COMPLETE ADVISORY...1100 PM AST. $$ FORECASTER BROWN