000
WTPZ34 KNHC 230833
TCPEP4
 
BULLETIN
TROPICAL STORM DORA ADVISORY NUMBER  20
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP042011
200 AM PDT SAT JUL 23 2011
 
...DORA RAPIDLY WEAKENING AS IT MOVES NORTHWESTWARD AND PARALLEL 
TO THE COAST OF BAJA CALIFORNIA...
 
 
SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...20.9N 111.2W
ABOUT 160 MI...260 KM SSW OF CABO SAN LUCAS MEXICO
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* MEXICO FROM AGUA BLANCA TO BUENAVISTA INCLUDING CABO SAN LUCAS
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE
THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 200 AM PDT...0900 UTC...THE CENTER OF TROPICAL STORM DORA WAS
LOCATED NEAR LATITUDE 20.9 NORTH...LONGITUDE 111.2 WEST. DORA IS
MOVING TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/H...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE OVER THE NEXT 48 HOURS.  ON THIS
TRACK...DORA WOULD BE MOVING NEARLY PARALLEL TO THE WEST COAST OF
SOUTHERN BAJA CALIFORNIA.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/H...WITH HIGHER
GUSTS.  RAPID WEAKENING IS FORECAST DURING THE NEXT 48 HOURS...
AND DORA IS EXPECTED TO WEAKEN TO A TROPICAL DEPRESSION LATER TODAY
OR EARLY SUNDAY.
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM
FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 998 MB...29.47 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
WIND...IF DORA MOVES AS FORECAST...TROPICAL-STORM-FORCE WINDS WILL
REMAIN OFFSHORE TO THE SOUTH OF THE WARNING AREA.  HOWEVER...
TROPICAL-STORM-FORCE WINDS COULD REACH THE WARNING AREA TODAY IF
DORA MOVES TO THE RIGHT OF THE EXPECTED TRACK.
 
SURF...LARGE SWELLS GENERATED BY DORA WILL AFFECT THE COAST OF
SOUTHWESTERN MEXICO AND BAJA CALIFORNIA DURING THE NEXT COUPLE OF
DAYS.  THESE SWELLS WILL LIKELY CAUSE LIFE-THREATENING SURF
AND RIP CURRENT CONDITIONS.
 
 
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...500 AM PDT.
NEXT COMPLETE ADVISORY...800 AM PDT.
 
$$
FORECASTER STEWART