000 WTPZ31 KNHC 132031 TCPEP1 BULLETIN TROPICAL STORM IRWIN ADVISORY NUMBER 31 NWS NATIONAL HURRICANE CENTER MIAMI FL EP112011 200 PM PDT THU OCT 13 2011 ...IRWIN NOW MOVING EASTWARD WITH NO CHANGE IN STRENGTH.. SUMMARY OF 200 PM PDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...18.6N 106.5W ABOUT 145 MI...235 KM W OF MANZANILLO MEXICO MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...E OR 90 DEGREES AT 6 MPH...9 KM/H MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 PM PDT...2100 UTC...THE CENTER OF TROPICAL STORM IRWIN WAS LOCATED NEAR LATITUDE 18.6 NORTH...LONGITUDE 106.5 WEST. IRWIN IS MOVING TOWARD THE EAST NEAR 6 MPH...9 KM/H. A DECREASE IN FORWARD SPEED AND A TURN TOWARD THE EAST-SOUTHEAST ARE EXPECTED THIS EVENING...FOLLOWED BY AN INCREASE IN FORWARD SPEED AND A TURN TOWARD THE SOUTH BY LATE FRIDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 40 MPH...65 KM/H...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED DURING THE NEXT 48 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES. HAZARDS AFFECTING LAND ---------------------- NONE NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...800 PM PDT. $$ FORECASTER BRENNAN