000 WTNT32 KNHC 011455 TCPAT2 BULLETIN HURRICANE EARL ADVISORY NUMBER 29 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072010 1100 AM EDT WED SEP 01 2010 ...LARGE HURRICANE EARL THREATENS PORTIONS OF THE MID ATLANTIC COAST...HURRICANE WARNINGS ISSUED... SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...25.1N 72.1W ABOUT 170 MI...270 KM ENE OF SAN SALVADOR ABOUT 725 MI...1170 KM SSE OF CAPE HATTERAS NORTH CAROLINA MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/HR PRESENT MOVEMENT...NW OR 320 DEGREES AT 17 MPH...28 KM/HR MINIMUM CENTRAL PRESSURE...943 MB...27.85 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... A HURRICANE WARNING HAS BEEN ISSUED FOR THE EAST COAST OF THE UNITED STATES FROM BOGUE INLET NORTH CAROLINA NORTHEASTWARD TO THE NORTH CAROLINA/VIRGINIA BORDER...INCLUDING THE PAMLICO AND ALBEMARLE SOUNDS. THE HURRICANE WATCH HAS BEEN ADJUSTED NORTHWARD AND NOW EXTENDS FROM THE NORTH CAROLINA/VIRGINIA BORDER NORTHWARD TO CAPE HENLOPEN DELAWARE. A TROPICAL STORM WARNING HAS BEEN ISSUED FROM CAPE FEAR TO WEST OF BOGUE INLET. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * BOGUE INLET NORTH CAROLINA NORTHEASTWARD TO THE NORTH CAROLINA/VIRGINIA BORDER INCLUDING THE PAMLICO AND ALBEMARLE SOUNDS. A HURRICANE WATCH IS IN EFFECT FOR... * NORTH OF THE NORTH CAROLINA/VIRGINIA BORDER TO CAPE HENLOPEN DELAWARE. A TROPICAL STORM WARNING IS IN EFFECT FOR... * SAN SALVADOR ISLAND IN THE CENTRAL BAHAMAS * FROM CAPE FEAR TO WEST OF BOGUE INLET NORTH CAROLINA. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA. A WARNING IS TYPICALLY ISSUED 36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. 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 WITHIN 36 HOURS. INTERESTS ELSEWHERE FROM NEW JERSEY TO NEW ENGLAND SHOULD MONITOR THE PROGRESS OF EARL. FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM EDT...1500 UTC...THE EYE OF HURRICANE EARL WAS LOCATED NEAR LATITUDE 25.1 NORTH...LONGITUDE 72.1 WEST. EARL IS MOVING TOWARD THE NORTHWEST NEAR 17 MPH...28 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE TODAY WITH A GRADUAL TURN TO THE NORTH ON THURSDAY. ON THE FORECAST TRACK...THE CORE OF THE HURRICANE WILL CONTINUE TO MOVE WELL EAST AND NORTHEAST OF THE BAHAMAS TODAY AND TONIGHT...AND WILL APPROACH THE NORTH CAROLINA COAST BY LATE THURSDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 125 MPH...205 KM/HR...WITH HIGHER GUSTS. EARL IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME FLUCTUATIONS IN INTENSITY ARE EXPECTED DURING THE NEXT 24 TO 36 HOURS. EARL IS A 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 200 MILES...325 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 943 MB...27.85 INCHES. HAZARDS AFFECTING LAND ---------------------- WINDS...TROPICAL STORM FORCE WINDS...MAINLY IN GUSTS OVER SAN SALVADOR ISLAND IN THE BAHAMAS...WILL DIMINISH LATER TODAY. STORM SURGE...A DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 3 TO 5 FEET ABOVE GROUND LEVEL WITHIN THE HURRICANE WARNING AREA. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES. RAINFALL...ACCUMULATIONS OF 1 TO 2 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF 4 INCHES ARE EXPECTED OVER THE BAHAMAS AND EXTREME EASTERN NORTH CAROLINA INCLUDING THE OUTER BANKS. SURF...LARGE SWELLS FROM EARL SHOULD AFFECT THE BAHAMAS AND THE SOUTHEASTERN COAST OF THE UNITED STATES TODAY. THESE SWELLS WILL LIKELY CAUSE DANGEROUS SURF CONDITIONS AND RIP CURRENTS. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...200 PM EDT. NEXT COMPLETE ADVISORY...500 PM EDT. $$ FORECASTER AVILA