Tropical Storm FIONA

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TROPICAL STORM FIONA FORECAST/ADVISORY NUMBER   4
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082010
1500 UTC TUE AUG 31 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 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 TODAY.
 
TROPICAL STORM CENTER LOCATED NEAR 15.9N  55.3W AT 31/1500Z
POSITION ACCURATE WITHIN  45 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT  21 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  75NW.
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 15.9N  55.3W AT 31/1500Z
AT 31/1200Z CENTER WAS LOCATED NEAR 15.8N  54.4W
 
FORECAST VALID 01/0000Z 16.9N  58.2W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...120NE   0SE   0SW  45NW.
 
FORECAST VALID 01/1200Z 18.7N  61.3W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 90NE   0SE   0SW  45NW.
 
FORECAST VALID 02/0000Z 21.1N  63.8W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 90NE  45SE  30SW  45NW.
 
FORECAST VALID 02/1200Z 23.4N  65.8W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 90NE  45SE  30SW  45NW.
 
FORECAST VALID 03/1200Z 27.7N  67.8W
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 04/1200Z 31.0N  67.5W
MAX WIND  45 KT...GUSTS  55 KT.
 
OUTLOOK VALID 05/1200Z 34.0N  66.0W
MAX WIND  45 KT...GUSTS  55 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.9N  55.3W
 
NEXT ADVISORY AT 31/2100Z
 
$$
FORECASTER BROWN
 
 
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