Hurricane GREG

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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
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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
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NEXT COMPLETE ADVISORY...200 AM PDT.
 
$$
FORECASTER BROWN
 
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