000 WTNT34 KNHC 211443 TCPAT4 BULLETIN TROPICAL STORM RICHARD ADVISORY NUMBER 3 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL192010 1100 AM EDT THU OCT 21 2010 ...THE SEVENTEENTH TROPICAL STORM OF THE SEASON FORMS...EXPECTED TO INTENSIFY... SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...16.2N 80.4W ABOUT 220 MI...355 KM SSE OF GRAND CAYMAN ABOUT 205 MI...330 KM ENE OF CABO GRACIAS A DIOS ON NIC/HON BORDER MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/HR PRESENT MOVEMENT...SE OR 135 DEGREES AT 6 MPH...9 KM/HR MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- INTERESTS IN THE NORTHWESTERN CARIBBEAN SEA SHOULD MONITOR THE PROGRESS OF RICHARD. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM EDT...1500 UTC...THE CENTER OF TROPICAL STORM RICHARD WAS LOCATED NEAR LATITUDE 16.2 NORTH...LONGITUDE 80.4 WEST. RICHARD IS MOVING TOWARD THE SOUTHEAST NEAR 6 MPH...9 KM/HR. A GRADUAL TURN TOWARD THE SOUTH...SOUTHWEST...AND WEST IS EXPECTED OVER THE NEXT 48 HOURS AT A SLOW FORWARD SPEED. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO 40 MPH...65 KM/HR...WITH HIGHER GUSTS. ADDITIONAL STRENGTHENING IS FORECAST AND RICHARD COULD BECOME A HURRICANE OVER THE WEEKEND. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 105 MILES... 165 KM...MAINLY EAST OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...RICHARD IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 4 TO 8 INCHES OVER JAMAICA...WITH POSSIBLE ISOLATED AMOUNTS OF 12 INCHES IN AREAS OF HIGHER TERRAIN. THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 PM EDT. $$ FORECASTER BLAKE