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#385214 (Received by flhurricane at: 4:47 AM 25.Oct.2010) TCPAT4 BULLETIN TROPICAL STORM RICHARD ADVISORY NUMBER 18 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL192010 400 AM CDT MON OCT 25 2010 ...RICHARD WEAKENS TO A TROPICAL STORM OVER NORTHEASTERN GUATEMALA... SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...17.6N 89.6W ABOUT 170 MI...275 KM SSE OF CAMPECHE MEXICO ABOUT 90 MI...150 KM W OF BELIZE CITY MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/HR PRESENT MOVEMENT...WNW OR 285 DEGREES AT 12 MPH...19 KM/HR MINIMUM CENTRAL PRESSURE...993 MB...29.32 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE GOVERNMENT OF MEXICO HAS DISCONTINUED ALL COASTAL WARNINGS FOR MEXICO. HURRICANE AND TROPICAL STORM CONDITIONS HAVE LIKELY DIMINISHED ALONG THE BELIZE COAST. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT FOR MEXICO...AND HURRICANE AND TROPICAL STORM CONDITIONS HAVE LIKELY DIMINISHED ALONG THE BELIZE COAST. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL STORM RICHARD WAS LOCATED NEAR LATITUDE 17.6 NORTH...LONGITUDE 89.6 WEST. RICHARD IS MOVING TOWARD THE WEST-NORTHWEST NEAR 12 MPH...19 KM/HR...AND THIS GENERAL MOTION WITH A DECREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT DAY OR SO. ON THE FORECAST TRACK...THE CENTER OF RICHARD WILL MOVE ACROSS NORTHERN GUATEMALA AND SOUTHEASTERN MEXICO TODAY AND INTO THE EXTREME SOUTHERN GULF OF MEXICO TONIGHT OR EARLY TUESDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/HR...WITH HIGHER GUSTS. STEADY WEAKENING IS EXPECTED TODAY AS RICHARD REMAINS INLAND. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 80 MILES...130 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 993 MB...29.32 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...RICHARD IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF 3 TO 6 INCHES ACROSS NORTHERN GUATEMALA...AND THE MEXICAN STATES OF QUINTANA ROO AND CAMPECHE...WITH MAXIMUM STORM TOTAL AMOUNTS OF AROUND 10 INCHES. AN ADDITIONAL 1 TO 2 INCHES OF RAINFALL IS EXPECTED OVER BELIZE. THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES...ESPECIALLY IN MOUNTAINOUS TERRAIN. WIND...TROPICAL STORM CONDITIONS WILL SPREAD ACROSS THE SOUTHERN PORTIONS OF THE MEXICAN STATES OF QUINTANA ROO AND CAMPECHE...AND THE REMAINDER OF NORTHERN GUATEMALA THROUGH THIS MORNING. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...1000 AM CDT. $$ FORECASTER CANGIALOSI/STEWART |