000 WTNT23 KNHC 310852 TCMAT3 TROPICAL STORM FIONA FORECAST/ADVISORY NUMBER 3 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082010 0900 UTC TUE AUG 31 2010 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IN IN EFFECT FOR... * ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS...NEVIS...AND ANGUILLA * ST. MAARTEN...SABA...AND ST. EUSTATIUS A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 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 TOMORROW MORNING. TROPICAL STORM CENTER LOCATED NEAR 15.8N 53.0W AT 31/0900Z POSITION ACCURATE WITHIN 60 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 20 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT.......120NE 0SE 0SW 0NW. 12 FT SEAS..120NE 0SE 0SW 30NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 15.8N 53.0W AT 31/0900Z AT 31/0600Z CENTER WAS LOCATED NEAR 15.5N 51.8W FORECAST VALID 31/1800Z 16.5N 55.7W MAX WIND 35 KT...GUSTS 45 KT. 34 KT...120NE 0SE 0SW 45NW. FORECAST VALID 01/0600Z 17.8N 59.1W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 90NE 0SE 0SW 45NW. FORECAST VALID 01/1800Z 19.6N 61.9W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 90NE 45SE 30SW 45NW. FORECAST VALID 02/0600Z 21.8N 64.2W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 90NE 45SE 30SW 45NW. FORECAST VALID 03/0600Z 26.5N 67.5W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 80NE 60SE 45SW 60NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY OUTLOOK VALID 04/0600Z 29.0N 68.5W MAX WIND 45 KT...GUSTS 55 KT. OUTLOOK VALID 05/0600Z 30.5N 69.0W MAX WIND 45 KT...GUSTS 55 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.8N 53.0W NEXT ADVISORY AT 31/1500Z $$ FORECASTER CANGIALOSI/BLAKE