000
WTNT23 KNHC 010840
TCMAT3
TROPICAL STORM FIONA FORECAST/ADVISORY NUMBER   7
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082010
0900 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
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 12
TO 18 HOURS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 12 TO 18 HOURS.
 
INTERESTS ELSEWHERE IN THE NORTHERN LEEWARD ISLANDS SHOULD MONITOR
THE PROGRESS OF FIONA.
 
TROPICAL STORM CENTER LOCATED NEAR 17.4N  60.2W AT 01/0900Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT  12 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1004 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT.......120NE 120SE   0SW  75NW.
12 FT SEAS..180NE   0SE   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 17.4N  60.2W AT 01/0900Z
AT 01/0600Z CENTER WAS LOCATED NEAR 17.2N  59.8W
 
FORECAST VALID 01/1800Z 18.9N  62.5W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...120NE 120SE   0SW  75NW.
 
FORECAST VALID 02/0600Z 21.2N  64.7W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE  30SE   0SW  20NW.
34 KT...120NE 120SE  50SW  75NW.
 
FORECAST VALID 02/1800Z 23.5N  66.5W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE  30SE   0SW  20NW.
34 KT...120NE 120SE  50SW  75NW.
 
FORECAST VALID 03/0600Z 26.3N  67.3W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...120NE 120SE  50SW  75NW.
 
FORECAST VALID 04/0600Z 29.2N  67.5W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...100NE 100SE  40SW  75NW.
 
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 05/0600Z 31.5N  67.0W
MAX WIND  30 KT...GUSTS  40 KT.
 
OUTLOOK VALID 06/0600Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.4N  60.2W
 
NEXT ADVISORY AT 01/1500Z
 
$$
FORECASTER STEWART