000
WTPZ31 KNHC 040857
TCPEP1
BULLETIN
HURRICANE HENRIETTE ADVISORY NUMBER  19
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP112007
200 AM PDT TUE SEP 04 2007

...HENRIETTE STRENGTHENS TO A HURRICANE...
 
AT 2 AM PDT...0900 UTC...THE GOVERNMENT OF MEXICO HAS EXTENDED THE
HURRICANE WARNING FOR THE SOUTHERN BAJA PENINSULA FROM LORETO
SOUTHWARD ON THE EAST COAST...AND FROM BAHIA MAGDALENA SOUTHWARD ON
THE WEST COAST...INCLUDING CABO SAN LUCAS.
 
A 2 AM PDT...THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM
WARNING FOR THE SOUTHERN BAJA PENINSULA FROM BAHIA MAGDALENA
NORTHWARD TO PUERTO SAN ANDRESITO ON THE WEST COAST.  A HURRICANE
WATCH REMAINS IN EFFECT FROM BAHIA MAGDALENA NORTHWARD TO PUERTO
SAN ANDRESITO.
 
AT 2 AM PDT...THE GOVERNMENT OF MEXICO HAS ISSUED A HURRICANE WATCH
FOR THE BAJA PENINSULA FROM LORETO NORTHWARD TO MULEGE ON THE EAST
COAST.
 
AT 2 AM PDT...THE GOVERNMENT OF MEXICO HAS ISSUED A HURRICANE WATCH
FOR THE COAST OF MAINLAND MEXICO FROM ALTATA NORTHWARD TO GUAYMAS.
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. PREPARATIONS TO
PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS.
 
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
 
AT 200 AM PDT...0900Z...THE CENTER OF HURRICANE HENRIETTE WAS
LOCATED NEAR LATITUDE 21.4 NORTH...LONGITUDE 109.1 WEST OR ABOUT 115
MILES...185 KM...SOUTH-SOUTHEAST OF THE SOUTHERN TIP OF BAJA
CALIFORNIA.
 
HENRIETTE IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 8 MPH...13 KM/HR
...AND A NORTH-NORTHWEST MOTION WITH AN INCREASE IN FORWARD SPEED IS
EXPECTED FOR THE NEXT 24 HOURS.  ON THIS TRACK THE CENTER OF
HENRIETTE IS EXPECTED TO BE NEAR OR OVER THE SOUTHERN BAJA
PENINSULA BY THIS AFTERNOON.
 
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 75 MPH...120
KM/HR...WITH HIGHER GUSTS.  HENRIETTE IS NOW A CATEGORY ONE
HURRICANE ON THE SAFFIR-SIMPSON SCALE.  LITTLE CHANGE IN STRENGTH
IS FORECAST PRIOR TO LANDFALL OVER THE SOUTHERN BAJA PENINSULA.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140
MILES...220 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 978 MB...28.88 INCHES.

COASTAL STORM SURGE FLOODING OF 2 TO 3 FEET ABOVE NORMAL TIDE
LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE
EXPECTED IN AREAS OF ONSHORE FLOW NEAR THE PATH OF THE CENTER OF
HENRIETTE.
 
HENRIETTE IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 3
TO 5 INCHES ALONG THE WEST COAST OF MEXICO...WITH ISOLATED MAXIMUM
AMOUNTS OF 10 INCHES POSSIBLE.  OVER SOUTHERN PORTIONS OF BAJA
CALIFORNIA...RAINFALL AMOUNTS OF 4 TO 8 INCHES ARE EXPECTED...WITH
ISOLATED MAXIMUM AMOUNTS OF 12 INCHES POSSIBLE.   THESE RAINS COULD
PRODUCE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES. 
 
REPEATING THE 200 AM PDT POSITION...21.4 N...109.1 W.  MOVEMENT
TOWARD...NORTH-NORTHWEST NEAR 8 MPH.  MAXIMUM SUSTAINED WINDS...75
MPH.  MINIMUM CENTRAL PRESSURE...978 MB.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 500 AM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 800
AM PDT.
 
$$
FORECASTER MAINELLI