000 WTPZ34 KNHC 200541 TCPEP4 BULLETIN HURRICANE DORA INTERMEDIATE ADVISORY NUMBER 7A NWS NATIONAL HURRICANE CENTER MIAMI FL EP042011 1100 PM PDT TUE JUL 19 2011 ...DORA MOVING QUICKLY TOWARD THE WEST-NORTHWEST... SUMMARY OF 1100 PM PDT...0600 UTC...INFORMATION ----------------------------------------------- LOCATION...13.8N 101.0W ABOUT 225 MI...365 KM SSW OF ACAPULCO MEXICO ABOUT 300 MI...485 KM SSE OF LAZARO CARDENAS MEXICO MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 18 MPH...30 KM/H MINIMUM CENTRAL PRESSURE...987 MB...29.15 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 AREAS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM PDT...0600 UTC...THE CENTER OF HURRICANE DORA WAS LOCATED NEAR LATITUDE 13.8 NORTH...LONGITUDE 101.0 WEST. DORA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 18 MPH...30 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS WITH SOME DECREASE IN FORWARD SPEED. ON THE FORECAST TRACK...THE CENTER OF DORA SHOULD MOVE NEARLY PARALLEL TO THE COAST OF SOUTHWESTERN MEXICO DURING THE NEXT COUPLE OF DAYS. MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 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 THURSDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 125 MILES...205 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE EASTERN PORTION OF THE WATCH AREA BY LATE WEDNESDAY 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 COMPLETE ADVISORY...200 AM PDT. $$ FORECASTER BRENNAN 000 WTPZ34 KNHC 200541 TCPEP4 BULLETIN HURRICANE DORA INTERMEDIATE ADVISORY NUMBER 7A NWS NATIONAL HURRICANE CENTER MIAMI FL EP042011 1100 PM PDT TUE JUL 19 2011 ...DORA MOVING QUICKLY TOWARD THE WEST-NORTHWEST... SUMMARY OF 1100 PM PDT...0600 UTC...INFORMATION ----------------------------------------------- LOCATION...13.8N 101.0W ABOUT 225 MI...365 KM SSW OF ACAPULCO MEXICO ABOUT 300 MI...485 KM SSE OF LAZARO CARDENAS MEXICO MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 18 MPH...30 KM/H MINIMUM CENTRAL PRESSURE...987 MB...29.15 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 AREAS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM PDT...0600 UTC...THE CENTER OF HURRICANE DORA WAS LOCATED NEAR LATITUDE 13.8 NORTH...LONGITUDE 101.0 WEST. DORA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 18 MPH...30 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS WITH SOME DECREASE IN FORWARD SPEED. ON THE FORECAST TRACK...THE CENTER OF DORA SHOULD MOVE NEARLY PARALLEL TO THE COAST OF SOUTHWESTERN MEXICO DURING THE NEXT COUPLE OF DAYS. MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 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 THURSDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 125 MILES...205 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE EASTERN PORTION OF THE WATCH AREA BY LATE WEDNESDAY 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 COMPLETE ADVISORY...200 AM PDT. $$ FORECASTER BRENNAN