Tropical Storm MIRIAM

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BULLETIN
TROPICAL STORM MIRIAM ADVISORY NUMBER  21
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP132012
800 PM PDT WED SEP 26 2012
 
...MIRIAM WEAKENING FAST OVER COLD WATER...
 
 
SUMMARY OF 800 PM PDT...0300 UTC...INFORMATION
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LOCATION...21.5N 115.7W
ABOUT 385 MI...615 KM WSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...NNW OR 345 DEGREES AT 7 MPH...11 KM/H
MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES
 
 
WATCHES AND WARNINGS
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THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
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AT 800 PM PDT...0300 UTC...THE CENTER OF TROPICAL STORM MIRIAM WAS
LOCATED NEAR LATITUDE 21.5 NORTH...LONGITUDE 115.7 WEST.  MIRIAM IS
MOVING TOWARD THE NORTH-NORTHWEST NEAR 7 MPH...11 KM/H.  A TURN
TOWARD THE NORTHWEST AT A SLOWER FORWARD SPEED IS EXPECTED ON
THURSDAY.  MIRIAM IS THEN FORECAST TO DRIFT WEST-NORTHWESTWARD ON
FRIDAY.
 
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 45 MPH...75 KM/H...
WITH HIGHER GUSTS.  ADDITIONAL WEAKENING IS FORECAST DURING THE
NEXT 48 HOURS...AND MIRIAM COULD BECOME A POST-TROPICAL CYCLONE
THURSDAY OR THURSDAY NIGHT.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM
FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES.
 
 
HAZARDS AFFECTING LAND
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SURF...SWELLS GENERATED BY MIRIAM WILL CONTINUE TO AFFECT THE SOUTH
AND WEST COASTS OF THE SOUTHERN AND CENTRAL BAJA PENINSULA TONIGHT
AND THURSDAY BUT WILL BEGIN TO GRADUALLY SUBSIDE ON FRIDAY. THESE
SWELLS COULD CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS.
PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE.
 
 
NEXT ADVISORY
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NEXT COMPLETE ADVISORY...200 AM PDT.
 
$$
FORECASTER BERG
 
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