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#457965 (Received by flhurricane at: 10:45 PM 08.Sep.2011) TCPAT2 BULLETIN HURRICANE KATIA ADVISORY NUMBER 44 NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011 1100 PM AST THU SEP 08 2011 ...KATIA ACCELERATING NORTHEASTWARD OVER THE NORTH ATLANTIC... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...36.3N 68.8W ABOUT 360 MI...575 KM NW OF BERMUDA ABOUT 635 MI...1020 KM SSW OF HALIFAX NOVA SCOTIA MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H PRESENT MOVEMENT...NE OR 35 DEGREES AT 21 MPH...33 KM/H MINIMUM CENTRAL PRESSURE...973 MB...28.73 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 36.3 NORTH...LONGITUDE 68.8 WEST. KATIA IS MOVING TOWARD THE NORTHEAST NEAR 21 MPH...33 KM/H...AND THIS MOTION IS EXPECTED TO CONTINUE THROUGH FRIDAY AFTERNOON. A TURN TO THE EAST-NORTHEAST ACCOMPANIED BY A SHARP INCREASE IN FORWARD SPEED IS EXPECTED BY FRIDAY EVENING. ON THE FORECAST TRACK...KATIA IS EXPECTED TO REMAIN WELL SOUTH OF NOVA SCOTIA AND NEWFOUNDLAND. MAXIMUM SUSTAINED WINDS ARE NEAR 85 MPH...140 KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON SCALE. LITTLE CHANGE IS EXPECTED THROUGH FRIDAY EVENING...AND ONLY SLOW WEAKENING IS FORECAST AFTER THAT. KATIA IS EXPECTED TO TRANSITION INTO A POWERFUL EXTRATROPICAL STORM SYSTEM BY SATURDAY. HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 973 MB...28.73 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...LARGE SWELLS GENERATED BY KATIA WILL CONTINUE TO AFFECT MOST OF THE EAST 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 STEWART |