000
WTPZ33 KNHC 242039
TCPEP3
 
BULLETIN
HURRICANE MIRIAM ADVISORY NUMBER  12
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP132012
200 PM PDT MON SEP 24 2012
 
...MIRIAM NEARING CLARION ISLAND...
...EXPECTED TO GRADUALLY WEAKEN SOON...
 
 
SUMMARY OF 200 PM PDT...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...18.1N 113.5W
ABOUT 405 MI...650 KM SW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...120 MPH...195 KM/H
PRESENT MOVEMENT...NW OR 305 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...960 MB...28.35 INCHES
 
 
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 200 PM PDT...2100 UTC...THE CENTER OF HURRICANE MIRIAM WAS
LOCATED NEAR LATITUDE 18.1 NORTH...LONGITUDE 113.5 WEST. MIRIAM IS
MOVING TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/H. THIS MOTION WITH A
DECREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT 24 HOURS...
FOLLOWED BY A GRADUAL TURN TOWARD THE NORTH BY WEDNESDAY.
 
MAXIMUM SUSTAINED WINDS REMAIN NEAR 120 MPH...195 KM/H...WITH HIGHER
GUSTS.  MIRIAM IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE.  SOME WEAKENING IS FORECAST DURING THE NEXT 48
HOURS.
 
HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM
THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 125
MILES...205 KM.  AN AUTOMATED OBSERVING SITE ON CLARION ISLAND
RECENTLY REPORTED A WIND GUST OF 43 MPH...69 KM/H.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 960 MB...28.35 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
SURF...SWELLS GENERATED BY MIRIAM WILL AFFECT THE SOUTH AND WEST
COASTS OF THE SOUTHERN BAJA PENINSULA DURING THE NEXT COUPLE OF
DAYS.  THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND
RIP CURRENT CONDITIONS.  PLEASE CONSULT PRODUCTS FROM YOUR LOCAL
WEATHER OFFICE.
 
 
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...800 PM PDT.
 
$$
FORECASTER KIMBERLAIN