SUBTROPICAL STORM OTTO ADVISORY 4

[NHC Olney Maryland]

BULLETIN
SUBTROPICAL STORM OTTO ADVISORY NUMBER 4
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL172010
1100 PM AST WED OCT 06 2010

...OTTO STRENGTHENS A LITTLE...


SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...23.5N 68.2W
ABOUT 230 MI...370 KM NE OF GRAND TURK ISLAND
ABOUT 640 MI...1035 KM SSW OF BERMUDA
MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/HR
PRESENT MOVEMENT...N OR 360 DEGREES AT 3 MPH...6 KM/HR
MINIMUM CENTRAL PRESSURE...990 MB...29.23 INCHES


WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 PM AST...0300 UTC...THE CENTER OF SUBTROPICAL STORM OTTO WAS
LOCATED NEAR LATITUDE 23.5 NORTH...LONGITUDE 68.2 WEST. THE STORM
IS MOVING TOWARD THE NORTH NEAR 3 MPH...6 KM/HR. A TURN TOWARD THE
NORTH-NORTHEAST AND NORTHEAST WITH AN INCREASE IN FORWARD SPEED IS
EXPECTED ON THURSDAY. ON THE FORECAST TRACK...OTTO IS EXPECTED TO
REMAIN WELL TO THE EAST OF THE BAHAMAS AND THE TURKS AND CAICOS
ISLANDS.

MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/HR...WITH HIGHER
GUSTS. ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT DAY OR
TWO. OTTO COULD TRANSITION TO A TROPICAL STORM BY THURSDAY MORNING
AND THEN BECOME A HURRICANE BY THURSDAY NIGHT.

WINDS OF 40 MPH EXTEND OUTWARD UP TO 105 MILES...165 KM FROM THE
CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 990 MB...29.23 INCHES.


HAZARDS AFFECTING LAND
----------------------
RAINFALL...ADDITIONAL HEAVY RAINFALL IS POSSIBLE IN THE NORTHERN
LEEWARD ISLANDS...THE VIRGIN ISLANDS...AND PUERTO RICO DURING THE
NEXT DAY OR SO.


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