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#378460 (Received by flhurricane at: 1:56 PM 24.Sep.2010) TCPAT5 BULLETIN TROPICAL STORM MATTHEW INTERMEDIATE ADVISORY NUMBER 5A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL152010 200 PM EDT FRI SEP 24 2010 ...MATTHEW ABOUT TO MAKE LANDFALL NEAR THE EASTERN TIP OF HONDURAS AND NORTHERN NICARAGUA...TORRENTIAL RAINS ANTICIPATED... SUMMARY OF 200 PM EDT...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...14.6N 83.0W ABOUT 30 MI...45 KM SSE OF CABO GRACIAS A DIOS ON NIC/HON BORDER MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/HR PRESENT MOVEMENT...W OR 275 DEGREES AT 18 MPH...30 KM/HR MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE 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 HURRICANE WATCH IS IN EFFECT FOR * PUERTO CABEZAS NICARAGUA TO LIMON HONDURAS A TROPICAL STORM WATCH IS IN EFFECT FOR... * THE COAST OF BELIZE A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 12 TO 24 HOURS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 12 TO 24 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA ...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 PM EDT...1800 UTC...THE CENTER OF TROPICAL STORM MATTHEW WAS LOCATED NEAR LATITUDE 14.6 NORTH...LONGITUDE 83.0 WEST. MATTHEW IS MOVING TOWARD THE WEST NEAR 18 MPH...30 KM/HR. THIS GENERAL MOTION IS EXPECTED TO CONTINUE DURING THE NEXT DAY OR SO WITH A GRADUAL DECREASE IN FORWARD SPEED. ON THE FORECAST TRACK...THE CENTER OF MATTHEW IS EXPECTED TO MAKE LANDFALL OVER EXTREME NORTHEASTERN NICARAGUA WITHIN THE NEXT COUPLE OF HOURS. THEREAFTER...MATTHEW IS FORECAST TO MOVE OVER NORTHERN HONDURAS TONIGHT AND SATURDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/HR...WITH HIGHER GUSTS. MATTHEW IS FORECAST TO GRADUALLY WEAKEN AFTER LANDFALL. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM TO THE NORTH OF THE CENTER. THE MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE PLANE WAS 998 MB...29.47 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE ALREADY REACHING THE COAST OF HONDURAS AND NICARAGUA WITHIN THE TROPICAL STORM WARNING AREA. THESE WINDS SHOULD SPREAD INLAND LATER TODAY. STORM SURGE...A STORM SURGE IS EXPECTED TO PRODUCE SOME COASTAL FLOODING NEAR AND TO THE NORTH OF WHERE THE CENTER OF MATTHEW MAKES LANDFALL. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DANGEROUS WAVES. 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 COMPLETE ADVISORY...500 PM EDT. $$ FORECASTER AVILA |