ZCZC MIATCPAT2 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE KATIA ADVISORY NUMBER 48 NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011 1100 PM AST FRI SEP 09 2011 ...KATIA ACCELERATING NORTHEASTWARD OVER THE NORTH ATLANTIC... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...41.3N 58.0W ABOUT 725 MI...1170 KM NNE OF BERMUDA ABOUT 365 MI...585 KM SE OF HALIFAX NOVA SCOTIA MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H PRESENT MOVEMENT...ENE OR 70 DEGREES AT 46 MPH...74 KM/H MINIMUM CENTRAL PRESSURE...970 MB...28.64 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM AST...0300 UTC...THE CENTER OF HURRICANE KATIA WAS LOCATED NEAR LATITUDE 41.3 NORTH...LONGITUDE 58.0 WEST. KATIA IS MOVING TOWARD THE EAST-NORTHEAST NEAR 46 MPH...74 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE WITH AN INCREASE IN FORWARD SPEED DURING THE NEXT DAY OR SO. MAXIMUM SUSTAINED WINDS ARE NEAR 85 MPH...140 KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. SLOW WEAKENING IS FORECAST...BUT KATIA IS EXPECTED TO REMAIN A LARGE AND POWERFUL STORM AS IT TRANSITIONS INTO AN EXTRATROPICAL CYCLONE IN ABOUT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 265 MILES...425 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...LARGE SWELLS GENERATED BY KATIA WILL CONTINUE TO AFFECT THE NORTHEAST COAST OF THE UNITED STATES AND BERMUDA. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER HOGSETT/BLAKE NNNN
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