000 WTNT35 KNHC 242035 TCPAT5 BULLETIN TROPICAL STORM MATTHEW ADVISORY NUMBER 6 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL152010 500 PM EDT FRI SEP 24 2010 ...MATTHEW MOVED INLAND OVER EASTERN NICARAGUA...EXPECTED TO PRODUCE TORRENTIAL RAINS OVER CENTRAL AMERICA DURING THE NEXT FEW DAYS... SUMMARY OF 500 PM EDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...14.7N 83.7W ABOUT 40 MI...65 KM WSW OF CABO GRACIAS A DIOS ON NIC/HON BORDER MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/HR PRESENT MOVEMENT...W OR 280 DEGREES AT 15 MPH...24 KM/HR MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE GOVERNMENTS OF NICARAGUA AND HONDURAS HAVE DISCONTINUED THE HURRICANE WATCH FROM PUERTO CABEZAS NICARAGUA TO LIMON HONDURAS. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * PUERTO CABEZAS NICARAGUA NORTHWARD TO THE BORDER WITH HONDURAS...INCLUDING THE OFFSHORE ISLANDS * THE COAST OF HONDURAS...INCLUDING THE OFFSHORE ISLANDS A TROPICAL STORM WATCH IS IN EFFECT FOR... * THE COAST OF BELIZE A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 12 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 12 TO 24 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 PM EDT...2100 UTC...THE CENTER OF TROPICAL STORM MATTHEW WAS LOCATED INLAND OVER NORTHEASTERN NICARAGUA NEAR LATITUDE 14.7 NORTH...LONGITUDE 83.7 WEST. MATTHEW HAS DECREASED ITS FORWARD SPEED AND IS NOW MOVING TOWARD THE WEST NEAR 15 MPH...24 KM/HR. THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT DAY OR TWO BRINGING THE TROPICAL CYCLONE ACROSS HONDURAS. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 45 MPH...75 KM/HR...WITH HIGHER GUSTS. ADDITIONAL WEAKENING IS FORECAST DURING THE NEXT 48 HOURS AND MATTHEW IS EXPECTED TO BECOME A BROAD AREA OF LOW PRESSURE BY SUNDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM TO THE NORTH OF THE CENTER. NOAA BUOY 42057 LOCATED ABOUT 200 MILES...320 KM...NORTHEAST OF THE CENTER OF MATTHEW IS STILL REPORTING TROPICAL STORM FORCE WIND GUSTS. ESTIMATED MINIMUM CENTRAL PRESSURE IS 998 MB...29.47 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM FORCE WINDS WILL BE SPREADING WESTWARD MAINLY OVER THE GULF OF HONDURAS DURING THE NEXT 12 TO 24 HOURS. RAINFALL...MATTHEW IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 6 TO 10 INCHES OVER PORTIONS OF NICARAGUA AND HONDURAS...WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES POSSIBLE OVER THE NEXT COUPLE OF DAYS. THESE RAINS COULD PRODUCE LIFE THREATENING FLASH FLOODS AND MUD SLIDES. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...800 PM EDT. NEXT COMPLETE ADVISORY...1100 PM EDT. $$ FORECASTER AVILA