000 WTNT23 KNHC 310251 TCMAT3 TROPICAL STORM FIONA FORECAST/ADVISORY NUMBER 2 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082010 0300 UTC TUE AUG 31 2010 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE GOVERNMENTS OF ANTIGUA AND BARBUDA HAVE ISSUED A TROPICAL STORM WATCH FOR ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS...NEVIS...AND ANGUILLA. THE GOVERNMENT OF THE NETHERLANDS ANTILLES HAS ISSUED A TROPICAL STORM WATCH FOR ST. MAARTEN...SABA...AND ST. EUSTATIUS. 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 15.1N 50.8W AT 31/0300Z POSITION ACCURATE WITHIN 60 NM PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT 20 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT.......120NE 0SE 0SW 0NW. 12 FT SEAS..120NE 0SE 0SW 0NW. 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 15.1N 50.8W AT 31/0300Z AT 31/0000Z CENTER WAS LOCATED NEAR 14.9N 49.8W FORECAST VALID 31/1200Z 15.7N 54.0W MAX WIND 35 KT...GUSTS 45 KT. 34 KT...120NE 0SE 0SW 45NW. FORECAST VALID 01/0000Z 16.9N 57.7W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 90NE 0SE 0SW 45NW. FORECAST VALID 01/1200Z 18.4N 60.6W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 90NE 45SE 0SW 45NW. FORECAST VALID 02/0000Z 20.5N 63.2W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 90NE 45SE 30SW 45NW. FORECAST VALID 03/0000Z 25.0N 67.0W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 75NE 45SE 30SW 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 04/0000Z 28.0N 69.0W MAX WIND 45 KT...GUSTS 55 KT. OUTLOOK VALID 05/0000Z 29.0N 69.5W MAX WIND 45 KT...GUSTS 55 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.1N 50.8W NEXT ADVISORY AT 31/0900Z $$ FORECASTER BLAKE