TROPICAL STORM FIONA ADVISORY 6A

[NHC Olney Maryland]

BULLETIN
TROPICAL STORM FIONA INTERMEDIATE ADVISORY NUMBER 6A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL082010
200 AM AST WED SEP 01 2010

...FIONA MOVING CLOSER TO THE NORTHERN LEEWARD ISLANDS...


SUMMARY OF 200 AM AST...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...17.2N 60.1W
ABOUT 210 MI...335 KM ESE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/HR
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 20 MPH...32 KM/HR
MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES 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.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 200 AM AST...0600 UTC...THE CENTER OF TROPICAL STORM FIONA WAS
LOCATED NEAR LATITUDE 17.2 NORTH...LONGITUDE 60.1 WEST. FIONA IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 20 MPH...32 KM/HR. THIS
GENERAL MOTION IS EXPECTED TO CONTINUE TO TODAY. A GRADUAL TURN
TOWARD THE NORTHWEST IS FORECAST TO OCCUR ON THURSDAY. ON THE
FORECAST TRACK...THE CENTER OF FIONA IS EXPECTED TO PASS OVER OR
JUST NORTH OF THE NORTHERN LEEWARD ISLANDS LATER THIS MORNING AND
AFTERNOON.

MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/HR...WITH HIGHER
GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT
36 HOURS...WITH GRADUAL WEAKENING THEREAFTER.

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...
220 KM...MAINLY NORTHEAST THROUGH SOUTHEAST OF THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS COULD SPREAD OVER PORTIONS OF THE
NORTHERN LEEWARD ISLANDS BY LATER THIS MORNING AND EARLY AFTERNOON.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...500 AM AST.