Hurricane GUILLERMO

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BULLETIN
HURRICANE GUILLERMO SPECIAL ADVISORY NUMBER  12
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP102009
1030 PM PDT FRI AUG 14 2009
 
...GUILLERMO RAPIDLY INTENSIFIES...NOW A MAJOR HURRICANE...

AT 1030 PM PDT...0530 UTC...THE CENTER OF HURRICANE GUILLERMO WAS
LOCATED NEAR LATITUDE 18.4 NORTH...LONGITUDE 130.8 WEST OR ABOUT
1385 MILES...2230 KM...WEST OF THE SOUTHERN TIP OF BAJA CALIFORNIA.
 
GUILLERMO IS MOVING TOWARD THE WEST-NORTHWEST NEAR 16 MPH...26 KM/HR
...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 48 HOURS.
 
SATELLITE IMAGERY INDICATES THAT MAXIMUM SUSTAINED WINDS HAVE
INCREASED TO NEAR 115 MPH...185 KM/HR...WITH HIGHER GUSTS. SLOW
WEAKENING IS FORECAST TO BEGIN SATURDAY AS GUILLERMO MOVES OVER
COOLER WATERS. 
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 120
MILES...195 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 960 MB...28.35 INCHES.
 
...SUMMARY OF 1030 PM PDT INFORMATION...
LOCATION...18.4N 130.8W
MAXIMUM SUSTAINED WINDS...115 MPH
PRESENT MOVEMENT...WEST-NORTHWEST OR 285 DEGREES AT 16 MPH
MINIMUM CENTRAL PRESSURE...960 MB
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
200 AM PDT.
 
$$
FORECASTER BRENNAN
 
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