000
WTNT23 KNHC 011440
TCMAT3
TROPICAL STORM FIONA FORECAST/ADVISORY NUMBER   8
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082010
1500 UTC WED SEP 01 2010
 
CHANGES IN WATCHES AND WARNINGS 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
 
INTERESTS ELSEWHERE IN THE NORTHERN LEEWARD ISLANDS SHOULD MONITOR
THE PROGRESS OF FIONA.
 
TROPICAL STORM CENTER LOCATED NEAR 18.8N  61.7W AT 01/1500Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 305 DEGREES AT  15 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  998 MB
MAX SUSTAINED WINDS  50 KT WITH GUSTS TO  60 KT.
50 KT....... 45NE  45SE   0SW   0NW.
34 KT.......120NE 120SE   0SW  75NW.
12 FT SEAS..240NE  45SE   0SW 240NW.
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 18.8N  61.7W AT 01/1500Z
AT 01/1200Z CENTER WAS LOCATED NEAR 18.2N  60.9W
 
FORECAST VALID 02/0000Z 20.3N  63.3W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 45NE  45SE   0SW   0NW.
34 KT...120NE 120SE   0SW  75NW.
 
FORECAST VALID 02/1200Z 22.6N  65.3W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 45NE  45SE   0SW  20NW.
34 KT...120NE 120SE  50SW  75NW.
 
FORECAST VALID 03/0000Z 24.9N  66.6W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 45NE  45SE   0SW  20NW.
34 KT...120NE 120SE  50SW  75NW.
 
FORECAST VALID 03/1200Z 26.9N  67.1W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...100NE 100SE  50SW  75NW.
 
FORECAST VALID 04/1200Z 29.0N  67.0W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 60NE  60SE   0SW   0NW.
 
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 05/1200Z 31.0N  67.0W
MAX WIND  30 KT...GUSTS  40 KT.
 
OUTLOOK VALID 06/1200Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.8N  61.7W
 
NEXT ADVISORY AT 01/2100Z
 
$$
FORECASTER BLAKE