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Tropical Storm JOHN


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BULLETIN
TROPICAL STORM JOHN ADVISORY NUMBER   4
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP102012
800 AM PDT MON SEP 03 2012
 
...JOHN MOVING NORTHWESTWARD TOWARD COOLER WATER...
 
 
SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION
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LOCATION...20.5N 112.6W
ABOUT 240 MI...385 KM SW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...NW OR 305 DEGREES AT 13 MPH...20 KM/H
MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES
 
 
WATCHES AND WARNINGS
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THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 AM PDT...1500 UTC...THE CENTER OF TROPICAL STORM JOHN WAS
LOCATED NEAR LATITUDE 20.5 NORTH...LONGITUDE 112.6 WEST. JOHN IS
MOVING TOWARD THE NORTHWEST NEAR 13 MPH...20 KM/H...AND THIS GENERAL
MOTION IS EXPECTED TO CONTINUE DURING THE NEXT COUPLE OF DAYS.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/H...WITH HIGHER
GUSTS.  LITTLE CHANGE IN STRENGTH IS EXPECTED TODAY.  GRADUAL
WEAKENING IS FORECAST TO BEGIN TONIGHT AND JOHN IS FORECAST TO
BECOME A TROPICAL DEPRESSION ON TUESDAY.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 185 MILES...295
KM...MAINLY TO THE NORTHEAST OF THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1001 MB...29.56 INCHES.
 
 
HAZARDS AFFECTING LAND
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NONE.
 
 
NEXT ADVISORY
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NEXT COMPLETE ADVISORY...200 PM PDT.
 
$$
FORECASTER BROWN
 
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