000 WTNT33 KNHC 011749 TCPAT3 BULLETIN TROPICAL STORM FIONA INTERMEDIATE ADVISORY NUMBER 8A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082010 200 PM AST WED SEP 01 2010 ...FIONA PASSING NORTH OF THE LEEWARD ISLANDS INTO THE OPEN ATLANTIC... SUMMARY OF 200 PM AST...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...19.3N 62.2W ABOUT 90 MI...145 KM NE OF ANGUILLA ABOUT 145 MI...235 KM ENE ANEGADA MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR PRESENT MOVEMENT...NW OR 305 DEGREES AT 17 MPH...28 KM/HR MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * ST. MARTIN AND ST. BARTHELEMY A TROPICAL STORM WATCH IS IN EFFECT FOR... * ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS...NEVIS...AND ANGUILLA * ST. MAARTEN...SABA...AND ST. EUSTATIUS THESE WATCHES AND WARNINGS MAY BE DISCONTINUED LATER TODAY. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 PM AST...1800 UTC...THE CENTER OF TROPICAL STORM FIONA WAS LOCATED BY THE AIR FORCE HURRICANE HUNTER AIRCRAFT NEAR LATITUDE 19.3 NORTH...LONGITUDE 62.2 WEST. FIONA IS MOVING TOWARD THE NORTHWEST NEAR 17 MPH...28 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE WITH A TURN TOWARD THE NORTH-NORTHWEST AND A DECREASE IN FORWARD SPEED BY LATE THURSDAY. THE CENTER OF FIONA IS CURRENTLY PASSING NORTH OF THE LEEWARD ISLANDS INTO THE OPEN ATLANTIC OCEAN. MAXIMUM SUSTAINED WINDS REMAIN NEAR 60 MPH...95 KM/HR...WITH HIGHER GUSTS. SOME SLIGHT INCREASE IN STRENGTH IS POSSIBLE DURING THE NEXT DAY OR SO...WITH WEAKENING EXPECTED BY LATE FRIDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM...MOSTLY TO THE NORTHEAST OF THE CENTER. MINIMUM CENTRAL PRESSURE OBSERVED FROM THE AIRFORCE RECONNAISSANCE AIRCRAFT IS 1001 MB...29.56 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS...PRIMARILY IN GUSTS...CURRENTLY OCCURING OVER PORTIONS OF THE NORTHERN LEEWARD ISLANDS SHOULD DIMINISH LATER THIS AFTERNOON OR EVENING. RAINFALL...FIONA IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF 1 TO 3 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF 5 INCHES...OVER PORTIONS OF THE NORTHERN LEEWARD ISLANDS. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 PM AST. $$ FORECASTER LANDSEA/BLAKE