ZCZC MIATCPAT3 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE BILL ADVISORY NUMBER 19 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009 1100 PM AST WED AUG 19 2009 ...BILL MAINTAINING CATEGORY FOUR STRENGTH... INTERESTS IN BERMUDA SHOULD MONITOR THE PROGRESS OF BILL. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE OF THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. AT 1100 PM AST...0300 UTC...THE EYE OF HURRICANE BILL WAS LOCATED NEAR LATITUDE 20.7 NORTH...LONGITUDE 58.9 WEST OR ABOUT 315 MILES... 505 KM...NORTHEAST OF THE LEEWARD ISLANDS AND ABOUT 880 MILES...1415 KM...SOUTH-SOUTHEAST OF BERMUDA. BILL IS MOVING TOWARD THE NORTHWEST NEAR 17 MPH...28 KM/HR...AND THIS GENERAL MOTION IS EXPECTED FOR THE NEXT DAY OR SO WITH A TURN TOWARD THE NORTH-NORTHWEST BY LATE FRIDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 135 MPH...215 KM/HR...WITH HIGHER GUSTS. BILL IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME STRENGTHENING IS POSSIBLE DURING THE NEXT 24 HOURS. BILL IS A LARGE TROPICAL CYCLONE. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM. THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM NOAA AIRCRAFT RECONNAISSANCE DATA IS 945 MB...27.91 INCHES. LARGE SWELLS ASSOCIATED WITH BILL WILL BE IMPACTING THE ISLANDS OF THE NORTHEAST CARIBBEAN SEA...THE BAHAMAS...AND BERMUDA DURING THE NEXT DAY OR TWO. LARGE SWELLS ASSOCIATED WITH BILL SHOULD ALSO BEGIN TO AFFECT PORTIONS OF THE EAST COAST OF THE UNITED STATES FRIDAY AND SATURDAY. ...SUMMARY OF 1100 PM AST INFORMATION... LOCATION...20.7N 58.9W MAXIMUM SUSTAINED WINDS...135 MPH PRESENT MOVEMENT...NORTHWEST OR 305 DEGREES AT 17 MPH MINIMUM CENTRAL PRESSURE...945 MB THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 AM AST. $$ FORECASTER BROWN/PASCH NNNN
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Page last modified: Thursday, 31-Dec-2009 12:09:04 UTC