000 WTPZ32 KNHC 180235 TCPEP2 BULLETIN HURRICANE GREG ADVISORY NUMBER 6 NWS NATIONAL HURRICANE CENTER MIAMI FL EP072011 800 PM PDT WED AUG 17 2011 ...GREG BECOMES A HURRICANE AS IT MOVES FARTHER AWAY FROM SOUTHWEST MEXICO... SUMMARY OF 800 PM PDT...0300 UTC...INFORMATION ---------------------------------------------- LOCATION...17.5N 108.3W ABOUT 280 MI...455 KM WSW OF MANZANILLO MEXICO ABOUT 385 MI...625 KM SSE OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...WNW OR 285 DEGREES AT 22 MPH...35 KM/H MINIMUM CENTRAL PRESSURE...987 MB...29.15 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 800 PM PDT...0300 UTC...THE CENTER OF HURRICANE GREG WAS LOCATED NEAR LATITUDE 17.5 NORTH...LONGITUDE 108.3 WEST. GREG IS MOVING TOWARD THE WEST-NORTHWEST NEAR 22 MPH...35 KM/H...AND THIS MOTION IS EXPECTED TO CONTINUE TONIGHT AND EARLY THURSDAY WITH A GRADUAL DECREASE IN FORWARD SPEED. A TURN TOWARD THE WEST IS FORECAST LATE THURSDAY OR FRIDAY. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 75 MPH...120 KM/H...WITH HIGHER GUSTS. GREG IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME ADDITIONAL STRENGTHENING IS FORECAST TONIGHT AND THURSDAY. WEAKENING IS EXPECTED TO BEGIN BY FRIDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 15 MILES...30 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 80 MILES...130 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES. HAZARDS AFFECTING LAND ---------------------- NONE. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...200 AM PDT. $$ FORECASTER BROWN