000 WTNT31 KNHC 021455 TCPAT1 BULLETIN TROPICAL STORM ARTHUR ADVISORY NUMBER 7 NWS NATIONAL HURRICANE CENTER MIAMI FL AL012014 1100 AM EDT WED JUL 02 2014 ...TROPICAL STORM WARNING ISSUED FOR THE NORTH CAROLINA COAST... SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...29.1N 79.1W ABOUT 105 MI...165 KM ENE OF CAPE CANAVERAL FLORIDA ABOUT 260 MI...420 KM SSE OF CHARLESTON SOUTH CAROLINA MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...N OR 360 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...997 MB...29.44 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... A TROPICAL STORM WARNING HAS BEEN ISSUED FROM LITTLE RIVER INLET NORTH CAROLINA TO THE NORTH CAROLINA/VIRGINIA BORDER INCLUDING PAMLICO AND EASTERN ALBEMARLE SOUNDS. THE TROPICAL STORM WATCH FOR THE EAST COAST OF FLORIDA HAS BEEN DISCONTINUED. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WATCH IS IN EFFECT FOR... * BOGUE INLET TO OREGON INLET NORTH CAROLINA * PAMLICO SOUND A TROPICAL STORM WARNING IS IN EFFECT FOR... * LITTLE RIVER INLET NORTH CAROLINA NORTHWARD TO THE NORTH CAROLINA/ VIRGINIA BORDER * EASTERN ALBEMARLE SOUND * PAMLICO SOUND A TROPICAL STORM WATCH IS IN EFFECT FOR... * SOUTH OF LITTLE RIVER INLET TO SOUTH SANTEE RIVER SOUTH CAROLINA A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 36 HOURS. ANY DEVIATION OF THE FORECAST TRACK TO THE LEFT...OR AN INCREASE IN THE FORECAST SIZE OF ARTHUR WOULD LIKELY REQUIRE THE ISSUANCE OF HURRICANE WARNINGS FOR ALL OR PART OF THE HURRICANE WATCH AREA. 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...IN THIS CASE IN 24 TO 36 HOURS. INTERESTS ALONG THE UNITED STATES EAST COAST NORTH OF THE WARNING AREA...PRIMARILY IN SOUTHEASTERN NEW ENGLAND...SHOULD MONITOR THE PROGRESS OF TROPICAL STORM ARTHUR. 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 AM EDT...1500 UTC...THE CENTER OF TROPICAL STORM ARTHUR WAS LOCATED NEAR LATITUDE 29.1 NORTH...LONGITUDE 79.1 WEST. ARTHUR IS MOVING TOWARD THE NORTH NEAR 7 MPH...11 KM/H...AND THIS MOTION IS EXPECTED TO CONTINUE TODAY. A TURN TOWARD THE NORTH-NORTHEAST IS EXPECTED TONIGHT...FOLLOWED BY A TURN TOWARD THE NORTHEAST WITH AN INCREASE IN FORWARD SPEED ON THURSDAY. THE CENTER OF ARTHUR IS EXPECTED TO PASS EAST OF NORTHEASTERN FLORIDA TONIGHT AND MOVE PARALLEL TO THE COASTS OF SOUTH AND NORTH CAROLINA DURING THE NEXT 24 TO 36 HOURS. MAXIMUM SUSTAINED WINDS REMAIN NEAR 60 MPH...95 KM/H...WITH HIGHER GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND ARTHUR IS EXPECTED TO BECOME A HURRICANE BY THURSDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 80 MILES...130 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE FROM BOTH NOAA AND AIR FORCE RECONNAISSANCE PLANES WAS 997 MB...29.44 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE TROPICAL STORM WATCH AREA BY THURSDAY AFTERNOON...AND ARE EXPECTED WITHIN THE TROPICAL STORM WARNING AREA BY THURSDAY EVENING. HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE HURRICANE WATCH AREA BY THURSDAY NIGHT. STORM SURGE...THE COMBINATION OF A DANGEROUS STORM SURGE AND THE TIDE WILL CAUSE NORMALLY DRY AREAS NEAR THE COAST TO BE FLOODED BY RISING WATERS. THE WATER COULD REACH THE FOLLOWING HEIGHTS ABOVE GROUND IF THE PEAK SURGE OCCURS AT THE TIME OF HIGH TIDE... THE COAST OF NORTH CAROLINA...2 TO 4 FT THE HIGHEST WATER WILL OCCUR ALONG THE IMMEDIATE COAST IN AREAS OF ONSHORE FLOW. THE SURGE WILL BE ACCOMPANIED BY LARGE AND DAMAGING WAVES. SURGE-RELATED FLOODING DEPENDS ON THE RELATIVE TIMING OF THE SURGE AND THE TIDAL CYCLE...AND CAN VARY GREATLY OVER SHORT DISTANCES. FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE SEE PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE AND THE NEW EXPERIMENTAL POTENTIAL STORM SURGE FLOODING MAP FOR MORE DETAILS. RAINFALL...ARTHUR IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 1 TO 2 INCHES ACROSS THE EASTERN FLORIDA PENINSULA AND OVER COASTAL AREAS OF NORTH CAROLINA THROUGH THURSDAY. ISOLATED MAXIMUM AMOUNTS OF 4 INCHES ARE POSSIBLE. RAINS ASSOCIATED WITH ARTHUR ARE EXPECTED TO DIMINISH ACROSS THE NORTHWESTERN BAHAMAS TODAY. SURF...SWELLS GENERATED BY ARTHUR ARE AFFECTING PORTIONS OF THE EAST-CENTRAL COAST OF FLORIDA. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENTS. THESE HAZARDOUS CONDITIONS WILL GRADUALLY SPREAD NORTHWARD ALONG THE COASTS OF NORTHEAST FLORIDA...GEORGIA...AND SOUTH CAROLINA TODAY. FOR MORE INFORMATION...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...200 PM EDT. NEXT COMPLETE ADVISORY...500 PM EDT. $$ FORECASTER AVILA