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Hurricane MIRIAM Public Advisory Number 17

Issued at 800 PM PDT TUE SEP 25 2012

000
WTPZ33 KNHC 260256
TCPEP3
 
BULLETIN
HURRICANE MIRIAM ADVISORY NUMBER  17
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP132012
800 PM PDT TUE SEP 25 2012
 
...MIRIAM GRADUALLY WEAKENING...
 
SUMMARY OF 800 PM PDT...0300 UTC...INFORMATION
----------------------------------------------
LOCATION...19.1N 115.2W
ABOUT 430 MI...695 KM SW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 5 MPH...7 KM/H
MINIMUM CENTRAL PRESSURE...983 MB...29.03 INCHES
 
 
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 PM PDT...0300 UTC...THE CENTER OF HURRICANE MIRIAM WAS
LOCATED NEAR LATITUDE 19.1 NORTH...LONGITUDE 115.2 WEST. MIRIAM IS
MOVING TOWARD THE NORTHWEST NEAR 5 MPH...7 KM/H.  THE CYCLONE SHOULD
TURN TOWARD THE NORTH-NORTHWEST OR NORTH AT A SLIGHTLY FASTER
FORWARD SPEED DURING THE NEXT DAY OR TWO.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/H...WITH HIGHER
GUSTS.  MIRIAM IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE.  SOME WEAKENING IS FORECAST DURING THE NEXT 48
HOURS...AND MIRIAM IS EXPECTED TO BECOME A TROPICAL STORM ON
WEDNESDAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 35 MILES...55 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105
MILES...165 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 983 MB...29.03 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
SURF...SWELLS GENERATED BY MIRIAM WILL AFFECT THE SOUTH AND WEST
COASTS OF THE SOUTHERN AND CENTRAL 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...200 AM PDT.
 
$$
FORECASTER LANDSEA
 

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