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| #457480 (Received by flhurricane at: 1:41 PM 07.Sep.2011) TCPAT2 BULLETIN HURRICANE KATIA INTERMEDIATE ADVISORY NUMBER 38A NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011 200 PM AST WED SEP 07 2011 ...KATIA PRODUCING DANGEROUS SURF CONDITIONS IN BERMUDA AND ALONG MUCH OF THE EAST COAST OF THE UNITED STATES... SUMMARY OF 200 PM AST...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...29.4N 69.1W ABOUT 325 MI...520 KM SW OF BERMUDA MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...978 MB...28.88 INCHES WATCHES AND WARNINGS -------------------- CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * BERMUDA FOR ADDITIONAL STORM INFORMATION...PLEASE MONITOR PRODUCTS ISSUED BY THE BERMUDA WEATHER SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 PM AST...1800 UTC...THE CENTER OF HURRICANE KATIA WAS LOCATED NEAR LATITUDE 29.4 NORTH...LONGITUDE 69.1 WEST. KATIA IS MOVING TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/H. A TURN TOWARD THE NORTH-NORTHWEST IS EXPECTED LATER TODAY...FOLLOWED BY A TURN TOWARD THE NORTH AND THEN THE NORTH-NORTHEAST WITH AN INCREASE IN FORWARD SPEED LATE THURSDAY AND EARLY FRIDAY. ON THE FORECAST TRACK...THE CENTER OF KATIA IS EXPECTED TO MOVE BETWEEN THE EAST COAST OF THE UNITED STATES AND BERMUDA TONIGHT AND THURSDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 85 MPH...140 KM/H...WITH HIGHER GUSTS. KATIA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 48 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205 MILES...335 KM. A NOAA BUOY LOCATED ABOUT 180 MILES NORTH-NORTHWEST OF THE CENTER OF KATIA RECENTLY REPORTED A SUSTAINED WIND OF 43 MPH WITH A GUST TO 49 MPH. ESTIMATED MINIMUM CENTRAL PRESSURE IS 978 MB...28.88 INCHES. HAZARDS AFFECTING LAND ---------------------- SURF...LARGE SWELLS GENERATED BY KATIA WILL CONTINUE TO AFFECT MOST OF THE EAST COAST OF THE UNITED STATES...BERMUDA...THE GREATER ANTILLES...AND EAST-FACING BEACHES OF THE BAHAMAS DURING THE NEXT FEW DAYS. 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. WIND...TROPICAL-STORM-FORCE WINDS...ESPECIALLY IN GUSTS...ARE POSSIBLE IN BERMUDA THROUGH THURSDAY. RAINFALL...KATIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 1 TO 2 INCHES ACROSS BERMUDA. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 PM AST. $$ FORECASTER BROWN |
