000
WTPZ35 KNHC 161435
TCPEP5
BULLETIN
HURRICANE GUILLERMO ADVISORY NUMBER  18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP102009
800 AM PDT SUN AUG 16 2009

...GUILLERMO EXPECTED TO WEAKEN LATER TODAY...
 
AT 800 AM PDT...1500 UTC...THE CENTER OF HURRICANE GUILLERMO WAS
LOCATED NEAR LATITUDE 20.1 NORTH...LONGITUDE 138.7 WEST OR ABOUT
1065 MILES...1715 KM...EAST OF HILO HAWAII.
 
GUILLERMO IS MOVING TOWARD THE WEST-NORTHWEST NEAR 15 MPH...24 KM/HR
...AND THIS GENERAL MOTION IS EXPECTED FOR THE NEXT SEVERAL DAYS. 
 
MAXIMUM SUSTAINED WINDS ARE NEAR 100 MPH...160 KM/HR...WITH HIGHER
GUSTS.  WEAKENING IS FORECAST DURING THE NEXT 48 HOURS AND GUILLERMO
IS EXPECTED TO WEAKEN TO A TROPICAL STORM TOMORROW.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 120
MILES...195 KM.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 973 MB...28.73 INCHES.
 
...SUMMARY OF 800 AM PDT INFORMATION...
LOCATION...20.1N 138.7W
MAXIMUM SUSTAINED WINDS...100 MPH
PRESENT MOVEMENT...WEST-NORTHWEST OR 285 DEGREES AT 15 MPH
MINIMUM CENTRAL PRESSURE...973 MB
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
200 PM PDT.
 
$$
FORECASTER BLAKE