ZCZC MIATCPEP2 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE BARBARA INTERMEDIATE ADVISORY NUMBER 5A NWS NATIONAL HURRICANE CENTER MIAMI FL EP022013 1100 AM PDT WED MAY 29 2013 ...BARBARA BECOMES A HURRICANE AS IT NEARS THE COAST OF MEXICO... SUMMARY OF 1100 AM PDT...1800 UTC...INFORMATION ----------------------------------------------- LOCATION...15.8N 94.3W ABOUT 65 MI...105 KM ESE OF SALINA CRUZ MEXICO MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...NNE OR 20 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...990 MB...29.23 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * PUERTO ANGEL TO BARRA DE TONALA MEXICO A TROPICAL STORM WARNING IS IN EFFECT FOR... * BARRA DE TONALA TO BOCA DE PIJIJIAPAN MEXICO. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 12 HOURS. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM PDT...1800 UTC...THE CENTER OF HURRICANE BARBARA WAS LOCATED NEAR LATITUDE 15.8 NORTH...LONGITUDE 94.3 WEST. THIS POSITION IS JUST OFFSHORE OR ABOUT 20 MILES...35 KM...SOUTH OF THE COAST OF MEXICO. BARBARA IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 10 MPH...17 KM/H...AND A NORTH-NORTHEAST MOTION AT A DECREASING FORWARD SPEED IS EXPECTED LATER TODAY FOLLOWED BY A TURN TO THE NORTH TONIGHT. ON THE FORECAST TRACK...THE CENTER OF BARBARA WILL CROSS THE COAST IN THE HURRICANE WARNING AREA WITHIN THE NEXT COUPLE OF HOURS...AND MOVE OVER SOUTHEASTERN MEXICO TONIGHT AND THURSDAY. SATELLITE IMAGES INDICATE THAT THE MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 75 MPH...120 KM/H...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED BEFORE THE CENTER CROSSES THE COAST. RAPID WEAKENING WILL OCCUR AFTER THE CENTER MOVES INLAND...AND BARBARA IS EXPECTED TO DISSIPATE WITHIN THE NEXT DAY OR SO. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 990 MB...29.23 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...BARBARA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 4 TO 8 INCHES OVER EASTERN OAXACA AND WESTERN CHIAPAS MEXICO... WITH ISOLATED MAXIMUM AMOUNTS OF 12 INCHES POSSIBLE IN SOUTHEASTERN OAXACA. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. WIND...HURRICANE CONDITIONS ARE PROBABLY BEGINNING TO AFFECT THE COAST WITHIN THE WARNING AREA. THESE CONDITIONS WILL LIKELY CONTINUE OVER THE NEXT FEW HOURS. STORM SURGE...A STORM SURGE IS LIKELY RAISING WATER LEVELS BY 3 TO 5 FEET ABOVE NORMAL TIDE LEVELS ALONG THE IMMEDIATE COAST NEAR AND TO THE EAST OF THE CENTER. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...200 PM PDT. $$ FORECASTER PASCH/LANDSEA NNNN