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| #373009 (Received by flhurricane at: 11:03 PM 01.Sep.2010) TCPAT2 BULLETIN HURRICANE EARL ADVISORY NUMBER 31 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072010 1100 PM EDT WED SEP 01 2010 ...EARL A LITTLE STRONGER...THREATENING THE U.S. MID-ATLANTIC COAST... SUMMARY OF 1100 PM EDT...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...27.8N 73.8W ABOUT 520 MI...840 KM SSE OF CAPE HATTERAS NORTH CAROLINA MAXIMUM SUSTAINED WINDS...140 MPH...220 KM/HR PRESENT MOVEMENT...NNW OR 330 DEGREES AT 18 MPH...30 KM/HR MINIMUM CENTRAL PRESSURE...932 MB...27.52 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. 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. * WOODS HOLE TO SAGAMORE BEACH MASSACHUSETTS...INCLUDING MARTHAS VINEYARD AND NANTUCKET. A TROPICAL STORM WARNING IS IN EFFECT FOR... * CAPE FEAR TO WEST OF BOGUE INLET NORTH CAROLINA. * NORTH OF THE NORTH CAROLINA/VIRGINIA BORDER TO SANDY HOOK NEW JERSEY...INCLUDING DELAWARE BAY SOUTH OF SLAUGHTER BEACH AND THE CHESAPEAKE BAY SOUTH OF NEW POINT COMFORT. A TROPICAL STORM WATCH IS IN EFFECT FOR... * SANDY HOOK NEW JERSEY TO WOODS HOLE MASSACHUSETTS...INCLUDING BLOCK ISLAND AND LONG ISLAND SOUND. * NORTH OF SAGAMORE BEACH TO THE MOUTH OF THE MERRIMACK RIVER MASSACHUSETTS. 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. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. INTERESTS IN NORTHERN NEW ENGLAND AND SOUTHEASTERN CANADA SHOULD MONITOR THE PROGRESS OF EARL. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM EDT...0300 UTC...THE CENTER OF HURRICANE EARL WAS LOCATED NEAR LATITUDE 27.8 NORTH...LONGITUDE 73.8 WEST. EARL IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 18 MPH...30 KM/HR. THIS MOTION IS EXPECTED TO CONTINUE TONIGHT WITH A TURN TO THE NORTH ON THURSDAY. ON THE FORECAST TRACK...THE CORE OF THE HURRICANE WILL APPROACH THE NORTH CAROLINA COAST BY LATE THURSDAY...AND MOVE NEAR OR OVER THE OUTER BANKS OF NORTH CAROLINA THURSDAY NIGHT. THE CENTER IS EXPECTED TO PASS NEAR OR OFFSHORE OF THE DELMARVA PENINSULA ON FRIDAY. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 140 MPH...220 KM/HR...WITH HIGHER GUSTS. EARL IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATIONS IN INTENSITY ARE LIKELY TONIGHT AND THURSDAY...BUT A GRADUAL WEAKENING TREND IS ANTICIPATED THEREAFTER. 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 230 MILES...370 KM. THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM NOAA HURRICANE HUNTER AIRCRAFT OBSERVATIONS IS 932 MB...27.52 INCHES. HAZARDS AFFECTING LAND ---------------------- WINDS...TROPICAL STORM FORCE WINDS ARE EXPECTED TO REACH THE NORTH CAROLINA COAST WITHIN THE WARNING AREA BY THURSDAY AFTERNOON WITH HURRICANE FORCE WINDS OCCURRING BY LATE THURSDAY. TROPICAL STORM FORCE WINDS WILL LIKELY REACH THE COAST FROM VIRGINIA NORTHWARD TO NEW JERSEY BY LATE THURSDAY NIGHT OR EARLY FRIDAY. 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 AND THE LOWER CHESAPEAKE BAY. ELSEWHERE WITHIN THE TROPICAL STORM WARNING AREA...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1 TO 3 FEET ABOVE GROUND LEVEL. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES. RAINFALL...ACCUMULATIONS OF 2 TO 4 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF 6 INCHES...ARE EXPECTED OVER PORTIONS OF EASTERN NORTH CAROLINA INCLUDING THE OUTER BANKS. ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE FARTHER TO THE NORTH ALONG THE IMMEDIATE MID-ATLANTIC COAST. SURF...LARGE SWELLS FROM EARL WILL CONTINUE TO AFFECT THE BAHAMAS AND THE EAST COAST OF THE UNITED STATES THROUGH FRIDAY. THESE SWELLS WILL LIKELY CAUSE DANGEROUS SURF CONDITIONS AND RIP CURRENTS. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...200 AM EDT. NEXT COMPLETE ADVISORY...500 AM EDT. $$ FORECASTER PASCH |
