000 WTNT33 KNHC 311148 TCPAT3 BULLETIN TROPICAL STORM FIONA INTERMEDIATE ADVISORY NUMBER 3A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082010 800 AM AST TUE AUG 31 2010 ...FIONA MOVING QUICKLY WESTWARD... SUMMARY OF 800 AM AST...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...15.8N 54.4W ABOUT 500 MI...800 KM E OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/HR PRESENT MOVEMENT...WNW OR 285 DEGREES AT 24 MPH...39 KM/HR MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE GOVERNMENT OF FRANCE HAS ISSUED A TROPICAL STORM WARNING FOR ST. MARTIN AND ST. BARTHELEMY. 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 A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 36 HOURS. INTERESTS ELSEWHERE IN THE NORTHERN LEEWARD ISLANDS SHOULD MONITOR THE PROGRESS OF FIONA. ADDITIONAL WATCHES OR WARNINGS MAY BE REQUIRED FOR A PORTION OF THIS AREA LATER THIS MORNING. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 800 AM AST...1200 UTC...THE CENTER OF TROPICAL STORM FIONA WAS LOCATED NEAR LATITUDE 15.8 NORTH...LONGITUDE 54.4 WEST. FIONA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 24 MPH...39 KM/HR. A GRADUAL TURN TOWARD THE NORTHWEST WITH A DECREASE IN FORWARD SPEED IS ANTICIPATED DURING THE NEXT 48 HOURS. ON THE FORECAST TRACK...THE CENTER OF FIONA IS EXPECTED TO PASS NEAR OR NORTHEAST OF THE NORTHERN LEEWARD ISLANDS EARLY WEDNESDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 40 MPH...65 KM/HR...WITH HIGHER GUSTS. SOME SLOW STRENGTHENING IS POSSIBLE DURING THE NEXT DAY OR TWO. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM TO THE NORTH OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS COULD SPREAD OVER PORTIONS OF THE NORTHERN LEEWARD ISLANDS TONIGHT OR EARLY WEDNESDAY. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...1100 AM AST. $$ FORECASTER BROWN