000 WTNT31 KNHC 210250 TCPAT1 BULLETIN TROPICAL STORM OPHELIA ADVISORY NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL AL162011 1100 PM EDT TUE SEP 20 2011 ...NEW TROPICAL STORM FORMS OVER THE CENTRAL TROPICAL ATLANTIC... SUMMARY OF 1100 PM EDT...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...12.2N 40.1W ABOUT 1585 MI...2555 KM ESE OF THE NORTHERN LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM EDT...0300 UTC...THE CENTER OF TROPICAL STORM OPHELIA WAS LOCATED NEAR LATITUDE 12.2 NORTH...LONGITUDE 40.1 WEST. OPHELIA IS MOVING TOWARD THE WEST NEAR 9 MPH...15 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 48 HOURS WITH AN INCREASE IN FORWARD SPEED. MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/H...WITH HIGHER GUSTS. SOME GRADUAL STRENGTHENING IS FORECAST DURING THE NEXT DAY OR SO. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM...MAINLY TO THE NORTH OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES. HAZARDS AFFECTING LAND ---------------------- NONE NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 AM EDT. $$ FORECASTER BRENNAN