000 WTNT31 KNHC 311443 TCPAT1 BULLETIN HURRICANE TOMAS ADVISORY NUMBER 10 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL212010 1100 AM AST SUN OCT 31 2010 ...TOMAS WEAKENS SLIGHTLY... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...14.0N 63.7W ABOUT 180 MI...290 KM W OF ST. LUCIA ABOUT 345 MI...550 KM SSE OF SAN JUAN PUERTO RICO MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/HR PRESENT MOVEMENT...WNW OR 285 DEGREES AT 9 MPH...15 KM/HR MINIMUM CENTRAL PRESSURE...986 MB...29.12 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE GOVERNMENTS OF BARBADOS...FRANCE...AND ST. LUCIA HAVE DISCONTINUED ALL TROPICAL STORM WARNINGS. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM AST...1500 UTC...THE CENTER OF HURRICANE TOMAS WAS LOCATED NEAR LATITUDE 14.0 NORTH...LONGITUDE 63.7 WEST. TOMAS IS MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH...15 KM/HR. THIS GENERAL MOTION IS EXPECTED TO CONTINUE THROUGH TONIGHT...FOLLOWED BY A TURN TOWARD THE WEST ON MONDAY. TOMAS IS FORECAST TO MOVE ACROSS THE EASTERN CARIBBEAN SEA DURING THE NEXT COUPLE OF DAYS. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO 90 MPH...150 KM/HR...WITH HIGHER GUSTS. TOMAS IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME SLIGHT WEAKENING IS FORECAST DURING THE NEXT 24 HOURS...FOLLOWED BY LITTLE CHANGE IN STRENGTH MONDAY NIGHT AND TUESDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 40 MILES...65 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 986 MB...29.12 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...TOMAS IS EXPECTED TO PRODUCE ADDITIONAL RAIN ACCUMULATIONS OF 2 TO 3 INCHES ACROSS PORTIONS OF THE WINDWARD AND SOUTHERN LEEWARD ISLANDS THROUGH TODAY. ISOLATED MAXIMUM STORM TOTAL AMOUNTS OF 8 INCHES ARE POSSIBLE IN ASSOCIATION WITH TOMAS. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 PM AST. $$ FORECASTER CANGIALOSI/BROWN