000
WTPZ33 KNHC 311136
TCPEP3
BULLETIN
HURRICANE JIMENA INTERMEDIATE ADVISORY NUMBER  11A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP132009
500 AM PDT MON AUG 31 2009
 
...POWERFUL HURRICANE JIMENA CONTINUES NORTHWESTWARD...
 
A HURRICANE WATCH IS IN EFFECT FOR THE SOUTHERN PORTION OF THE BAJA
CALIFORNIA PENINSULA FROM BAHIA MAGDALENA SOUTHWARD ON THE WEST
COAST...AND FROM SAN EVARISTO SOUTHWARD ON THE EAST COAST...
INCLUDING CABO SAN LUCAS.  A HURRICANE WATCH MEANS THAT HURRICANE
CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36
HOURS.  A HURRICANE WARNING MAY BE REQUIRED FOR THIS AREA LATER
TODAY.
 
INTERESTS ELSEWHERE IN THE SOUTHERN AND CENTRAL BAJA CALIFORNIA
PENINSULA AND IN WESTERN MAINLAND MEXICO SHOULD MONITOR THE
PROGRESS OF JIMENA.  ADDITIONAL WATCHES MAY BE REQUIRED FOR
PORTIONS OF THESE AREAS LATER THIS MORNING.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE OF THE UNITED
STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
 
AT 500 AM PDT...1200 UTC...THE CENTER OF HURRICANE JIMENA WAS
LOCATED NEAR LATITUDE 17.8 NORTH...LONGITUDE 108.1 WEST OR ABOUT 370
MILES...595 KM...SOUTH-SOUTHEAST OF CABO SAN LUCAS MEXICO.
 
JIMENA IS MOVING TOWARD THE NORTHWEST NEAR 8 MPH...13 KM/HR.  A
GRADUAL INCREASE IN FORWARD SPEED AND A TURN TOWARD THE
NORTH-NORTHWEST IS EXPECTED DURING THE NEXT DAY OR SO.  ON THE
FORECAST TRACK...JIMENA WILL BE APPROACHING THE SOUTHERN PORTION OF
THE BAJA CALIFORNIA PENINSULA ON TUESDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 145 MPH...230 KM/HR...WITH HIGHER
GUSTS.  JIMENA IS AN EXTREMELY DANGEROUS CATEGORY FOUR HURRICANE ON
THE SAFFIR-SIMPSON SCALE.  SOME FLUCTUATIONS IN INTENSITY ARE
POSSIBLE DURING THE NEXT DAY OR TWO.  AN AIR FORCE RESERVE
HURRICANE HUNTER AIRCRAFT IS SCHEDULED TO INVESTIGATE JIMENA LATER
TODAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 80
MILES...130 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 940 MB...27.76 INCHES.
  
...SUMMARY OF 500 AM PDT INFORMATION...
LOCATION...17.8N 108.1W
MAXIMUM SUSTAINED WINDS...145 MPH
PRESENT MOVEMENT...NORTHWEST OR 310 DEGREES AT 8 MPH
MINIMUM CENTRAL PRESSURE...940 MB
  
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
800 AM PDT.
 
$$
FORECASTER PASCH