000 WTNT32 KNHC 062035 TCPAT2 BULLETIN SUBTROPICAL STORM OTTO ADVISORY NUMBER 3 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL172010 500 PM AST WED OCT 06 2010 ...SUBTROPICAL DEPRESSION STRENGTHENS INTO SUBTROPICAL STORM OTTO... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...23.2N 68.3W ABOUT 215 MI...345 KM NE OF GRAND TURK ISLAND ABOUT 665 MI...1070 KM SSW OF BERMUDA MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/HR PRESENT MOVEMENT...N OR 360 DEGREES AT 5 MPH...7 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 500 PM AST...2100 UTC...THE CENTER OF SUBTROPICAL STORM OTTO WAS LOCATED NEAR LATITUDE 23.2 NORTH...LONGITUDE 68.3 WEST. THE STORM IS MOVING TOWARD THE NORTH NEAR 5 MPH...7 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE TONIGHT. A GRADUAL TURN TOWARD THE NORTH-NORTHEAST AND THE NORTHEAST...ACCOMPANIED BY AN INCREASE IN FORWARD SPEED...ARE FORECAST 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 RECENTLY REPORTED BY AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT ARE NEAR 60 MPH...95 KM/HR...WITH HIGHER GUSTS. ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND OTTO COULD TRANSITION INTO A TROPICAL STORM BY THURSDAY...AND THEN BECOME A HURRICANE BY THURSDAY NIGHT OR FRIDAY MORNING. WINDS OF 40 MPH EXTEND OUTWARD UP TO 105 MILES...165 KM FROM THE CENTER. THE MINIMUM CENTRAL PRESSURE RECENTLY REPORTED BY RECONNAISSANCE AIRCRAFT 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...1100 PM AST. $$ FORECASTER STEWART