000 WTNT31 KNHC 050844 TCPAT1 BULLETIN TROPICAL STORM ARTHUR ADVISORY NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL AL012014 500 AM EDT SAT JUL 05 2014 ...ARTHUR LOSING TROPICAL CHARACTERISTICS... ...WEATHER RAPIDLY DETERIORATING OVER WESTERN NOVA SCOTIA... SUMMARY OF 500 AM EDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...43.1N 66.9W ABOUT 65 MI...105 KM SW OF YARMOUTH NOVA SCOTIA MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H PRESENT MOVEMENT...NE OR 35 DEGREES AT 22 MPH...35 KM/H MINIMUM CENTRAL PRESSURE...981 MB...28.97 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE TROPICAL STORM WARNING FOR NANTUCKET...AND FOR CAPE COD FROM PROVINCETOWN TO WOODS HOLE HAS BEEN DISCONTINUED. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * NOVA SCOTIA INCLUDING CAPE BRETON ISLAND * PRINCE EDWARD ISLAND * NEW BRUNSWICK FROM THE U.S./CANADA BORDER TO GRAND-ANSE IN ADDITION...HIGH WIND WARNINGS...FOR WINDS IN EXCESS OF 40 MPH... ARE IN EFFECT FOR PORTIONS OF EASTERN MAINE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 AM EDT...0900 UTC...THE CENTER OF TROPICAL STORM ARTHUR WAS LOCATED NEAR LATITUDE 43.1 NORTH...LONGITUDE 66.9 WEST. ARTHUR IS MOVING TOWARD THE NORTHEAST NEAR 22 MPH...35 KM/H...AND THIS MOTION IS EXPECTED TO CONTINUE WITH A DECREASE IN FORWARD SPEED DURING THE NEXT DAY OR SO. ON THE FORECAST TRACK...THE CENTER OF ARTHUR WILL BE CROSSING NEAR OR OVER WESTERN NOVA SCOTIA IN THE NEXT FEW HOURS...AND OVER THE GULF OF ST. LAWRENCE TONIGHT. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 70 MPH...110 KM/H...WITH HIGHER GUSTS. SOME ADDITIONAL WEAKENING IS FORECAST AND ARTHUR IS EXPECTED TO BECOME POST-TROPICAL LATER TODAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 160 MILES...260 KM FROM THE CENTER. YARTMOUTH IN WESTERN NOVA SCOTIA RECENTLY REPORT A WIND GUST TO 46 MPH...74 KM/H. THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM AN AIR FORCE RECONNAISSANCE AIRCRAFT WAS 981 MB...28.97 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH THE WARNING AREA IN CANADA SOON AND SPREAD NORTHWARD LATER TODAY. IN ADDITION... WINDS IN EXCESS OF 40 MPH ARE EXPECTED OVER PORTIONS OF EASTERN MAINE TODAY...BEHIND A COLD FRONT OVERTAKING THE CIRCULATION OF ARTHUR. STORM SURGE...COASTAL FLOODING IS STILL POSSIBLE ALONG CAPE COD TODAY. FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE SEE PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE. RAINFALL...RAINFALL ACCUMULATIONS OF 2 TO 4 INCHES ARE EXPECTED OVER FAR EASTERN MAINE...WESTERN NOVA SCOTIA...AND NEW BRUNSWICK...WITH ISOLATED MAXIMUM AMOUNTS OF 6 INCHES POSSIBLE. SURF...SWELLS GENERATED BY ARTHUR ARE STILL AFFECTING PORTIONS OF THE MID-ATLANTIC AND NORTHEAST UNITED STATES. SWELLS ARE ALSO AFFECTING PORTIONS OF SOUTHEASTERN CANADA. THESE SWELLS ARE EXPECTED TO CAUSE LIFE-THREATENING SURF AND RIP CURRENTS. FOR MORE INFORMATION...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...800 AM EDT. NEXT COMPLETE ADVISORY...1100 AM EDT. $$ FORECASTER AVILA