000 WTPZ34 KNHC 200850 TCPEP4 BULLETIN HURRICANE DORA ADVISORY NUMBER 8 NWS NATIONAL HURRICANE CENTER MIAMI FL EP042011 200 AM PDT WED JUL 20 2011 ...DORA CONTINUES TO STRENGTHEN...EXPECTED TO MOVE PARALLEL TO THE COAST OF SOUTHWESTERN MEXICO DURING THE NEXT COUPLE OF DAYS... SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...14.1N 101.6W ABOUT 225 MI...360 KM SSW OF ACAPULCO MEXICO ABOUT 270 MI...440 KM S OF LAZARO CARDENAS MEXICO MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 18 MPH...30 KM/H MINIMUM CENTRAL PRESSURE...985 MB...29.09 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * LAZARO CARDENAS TO CABO CORRIENTES A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 24 TO 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM PDT...0900 UTC...THE CENTER OF HURRICANE DORA WAS LOCATED NEAR LATITUDE 14.1 NORTH...LONGITUDE 101.6 WEST. DORA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 18 MPH...30 KM/H. A TURN TOWARD THE NORTHWEST AND A GRADUAL DECREASE IN FORWARD ARE EXPECTED OVER THE NEXT 48 HOURS. ON THE FORECAST TRACK...THE CENTER OF DORA IS EXPECTED TO MOVE NEARLY PARALLEL TO THE COAST OF SOUTHWESTERN MEXICO OVER THE NEXT COUPLE OF DAYS. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 80 MPH...130 KM/H... WITH HIGHER GUSTS. DORA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND DORA COULD BECOME A MAJOR HURRICANE BY WEDNESDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 985 MB...29.09 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE EASTERN PORTION OF THE WATCH AREA BY TONIGHT AND WITHIN THE REMAINDER OF THE WATCH AREA BY THURSDAY. SURF...SWELLS GENERATED BY DORA WILL AFFECT THE COAST OF SOUTHERN AND SOUTHWESTERN MEXICO DURING THE NEXT COUPLE OF DAYS. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...500 AM PDT. NEXT COMPLETE ADVISORY...800 AM PDT. $$ FORECASTER BRENNAN 000 WTPZ34 KNHC 200850 TCPEP4 BULLETIN HURRICANE DORA ADVISORY NUMBER 8 NWS NATIONAL HURRICANE CENTER MIAMI FL EP042011 200 AM PDT WED JUL 20 2011 ...DORA CONTINUES TO STRENGTHEN...EXPECTED TO MOVE PARALLEL TO THE COAST OF SOUTHWESTERN MEXICO DURING THE NEXT COUPLE OF DAYS... SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...14.1N 101.6W ABOUT 225 MI...360 KM SSW OF ACAPULCO MEXICO ABOUT 270 MI...440 KM S OF LAZARO CARDENAS MEXICO MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 18 MPH...30 KM/H MINIMUM CENTRAL PRESSURE...985 MB...29.09 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * LAZARO CARDENAS TO CABO CORRIENTES A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 24 TO 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM PDT...0900 UTC...THE CENTER OF HURRICANE DORA WAS LOCATED NEAR LATITUDE 14.1 NORTH...LONGITUDE 101.6 WEST. DORA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 18 MPH...30 KM/H. A TURN TOWARD THE NORTHWEST AND A GRADUAL DECREASE IN FORWARD ARE EXPECTED OVER THE NEXT 48 HOURS. ON THE FORECAST TRACK...THE CENTER OF DORA IS EXPECTED TO MOVE NEARLY PARALLEL TO THE COAST OF SOUTHWESTERN MEXICO OVER THE NEXT COUPLE OF DAYS. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 80 MPH...130 KM/H... WITH HIGHER GUSTS. DORA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND DORA COULD BECOME A MAJOR HURRICANE BY WEDNESDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 985 MB...29.09 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE EASTERN PORTION OF THE WATCH AREA BY TONIGHT AND WITHIN THE REMAINDER OF THE WATCH AREA BY THURSDAY. SURF...SWELLS GENERATED BY DORA WILL AFFECT THE COAST OF SOUTHERN AND SOUTHWESTERN MEXICO DURING THE NEXT COUPLE OF DAYS. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...500 AM PDT. NEXT COMPLETE ADVISORY...800 AM PDT. $$ FORECASTER BRENNAN