Hurricane JIMENA

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HURRICANE JIMENA ADVISORY NUMBER  12
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP132009
800 AM PDT MON AUG 31 2009

...HURRICANE WARNINGS ISSUED FOR SOUTHERN BAJA CALIFORNIA...

AT 8 AM PDT...1500 UTC...THE GOVERNMENT OF MEXICO HAS CHANGED THE
HURRICANE WATCH TO A HURRICANE WARNING 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 WARNING MEANS THAT HURRICANE
CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 24
HOURS.  PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED
TO COMPLETION.
 
AT 8 AM PDT...1500 UTC...THE GOVERNMENT OF MEXICO HAS ISSUED A
HURRICANE WATCH FOR THE BAJA CALIFORNIA PENINSULA NORTH OF BAHIA
MAGDALENA ON THE WEST COAST TO PUNTA ABREOJOS AND NORTH OF SAN
EVARISTO TO MULEGE ON THE EAST COAST.  A HURRICANE WATCH MEANS THAT
HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY
WITHIN 36 HOURS.
 
INTERESTS ELSEWHERE IN THE CENTRAL BAJA CALIFORNIA PENINSULA AND IN
WESTERN MAINLAND MEXICO SHOULD MONITOR THE PROGRESS OF JIMENA.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
 
AT 800 AM PDT...1500 UTC...THE CENTER OF HURRICANE JIMENA WAS
LOCATED NEAR LATITUDE 18.0 NORTH...LONGITUDE 108.3 WEST OR ABOUT 355
MILES...570 KM...SOUTH-SOUTHEAST OF CABO SAN LUCAS MEXICO.
 
JIMENA IS MOVING TOWARD THE NORTHWEST NEAR 8 MPH...13 KM/HR...AND A
TURN TOWARD THE NORTH-NORTHWEST WITH A GRADUAL INCREASE IN FORWARD
SPEED IS EXPECTED OVER 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.

JIMENA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 5 TO 10
INCHES OVER THE SOUTHERN HALF OF THE BAJA CALIFORNIA PENINSULA AND 
PORTIONS OF WESTERN MEXICO DURING THE NEXT 2 DAYS...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 15 INCHES.
 
A STORM SURGE ALONG WITH LARGE AND DANGEROUS BATTERING WAVES WILL
PRODUCE SIGNIFICANT COASTAL FLOODING ALONG THE BAJA CALIFORNIA
PENINSULA.
 
...SUMMARY OF 800 AM PDT INFORMATION...
LOCATION...18.0N 108.3W
MAXIMUM SUSTAINED WINDS...145 MPH
PRESENT MOVEMENT...NORTHWEST OR 315 DEGREES AT 8 MPH
MINIMUM CENTRAL PRESSURE...940 MB
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 1100 AM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 200
PM PDT.
 
$$
FORECASTER PASCH
 
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