ZCZC MIATCPAT2 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE KATIA ADVISORY NUMBER 22 NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011 1100 AM AST SAT SEP 03 2011 ...KATIA BARELY A HURRICANE... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...19.6N 55.8W ABOUT 485 MI...785 KM ENE OF THE NORTHERN LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...NW OR 305 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...989 MB...29.21 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM AST...1500 UTC...THE CENTER OF HURRICANE KATIA WAS LOCATED NEAR LATITUDE 19.6 NORTH...LONGITUDE 55.8 WEST. KATIA IS MOVING TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE THROUGH MONDAY WITH KATIA REMAINING WELL NORTH OF THE LEEWARD ISLANDS. MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. LITTLE CHANGE IN INTENSITY IS EXPECTED OVER THE NEXT 24 HOURS OR SO...BUT KATIA COULD STRENGTHEN BY SUNDAY NIGHT OR MONDAY. HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 989 MB...29.21 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...SWELLS GENERATED BY KATIA ARE AFFECTING THE LESSER ANTILLES AND COULD BEGIN TO AFFECT BERMUDA BY TONIGHT OR SUNDAY. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 PM AST. $$ FORECASTER BERG NNNN
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