000 WTNT31 KNHC 150243 TCPAT1 BULLETIN HURRICANE IGOR ADVISORY NUMBER 28 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010 1100 PM AST TUE SEP 14 2010 ...IGOR CONTINUES TO STRENGTHEN... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...19.0N 53.9W ABOUT 605 MI...975 KM E OF THE NORTHERN LEEWARD ISLANDS ABOUT 1140 MI...1835 KM SE OF BERMUDA MAXIMUM SUSTAINED WINDS...155 MPH...250 KM/HR PRESENT MOVEMENT...WNW OR 295 DEGREES AT 9 MPH...15 KM/HR MINIMUM CENTRAL PRESSURE...925 MB...27.32 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM AST...0300 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED NEAR LATITUDE 19.0 NORTH...LONGITUDE 53.9 WEST. IGOR IS MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH...15 KM/HR. A TURN TOWARD THE NORTHWEST WITH LITTLE CHANGE IN SPEED IS EXPECTED DURING THE NEXT 48 HOURS. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 155 MPH...250 KM/HR...WITH HIGHER GUSTS. IGOR IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. LITTLE CHANGE IN STRENGTH IS ANTICIPATED DURING THE NEXT 24 HOURS...BUT SOME WEAKENING COULD OCCUR ON THURSDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 225 MILES...360 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 925 MB...27.32 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...LARGE SWELLS GENERATED BY IGOR ARE AFFECTING THE LEEWARD ISLANDS...AND WILL REACH PUERTO RICO AND THE VIRGIN ISLANDS OVERNIGHT AND ON WEDNESDAY. THE SWELLS ARE EXPECTED TO REACH PORTIONS OF THE BAHAMAS WEDNESDAY NIGHT AND THURSDAY. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE FOR ADDITIONAL INFORMATION. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER BERG