Tropical Storm JOHN

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TROPICAL STORM JOHN INTERMEDIATE ADVISORY NUMBER   3A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP112006
1100 PM PDT MON AUG 28 2006
 
...JOHN CONTINUES TO GET BETTER ORGANIZED...NEARING HURRICANE                 
   STRENGTH...

A TROPICAL STORM WATCH REMAINS IN EFFECT FROM LAGUNAS DE CHACAHUA
TO LAZARO CARDENAS.  A TROPICAL STORM WATCH MEANS THAT TROPICAL
STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY
WITHIN 36 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
 
AT 1100 PM PDT...0600Z...THE CENTER OF TROPICAL STORM JOHN WAS
LOCATED NEAR LATITUDE 13.9 NORTH...LONGITUDE 97.5 WEST OR ABOUT 
250 MILES...400 KM...SOUTHEAST OF ACAPULCO MEXICO.
 
JOHN IS MOVING TOWARD THE WEST-NORTHWEST NEAR 7 MPH...11 KM/HR...
AND THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS
WITH A GRADUAL INCREASE IN FORWARD SPEED.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/HR...WITH HIGHER
GUSTS.  STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS AND JOHN
IS EXPECTED TO BECOME A HURRICANE TOMORROW.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 50 MILES...85 KM
FROM THE CENTER.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 990 MB...29.23 INCHES.
 
RAINFALL ACCUMULATIONS OF 2 TO 4 INCHES...WITH ISOLATED TOTALS OF 8
INCHES...ARE POSSIBLE ALONG THE MEXICAN COAST FROM PUERTO ANGEL TO
ACAPULCO AND TECOMAN.  THESE AMOUNTS COULD CAUSE LIFE-THREATENING
FLASH FLOODS OVER REGIONS OF MOUNTAINOUS TERRAIN.
 
REPEATING THE 1100 PM PDT POSITION...13.9 N...97.5 W.  MOVEMENT
TOWARD...WEST-NORTHWEST NEAR 7 MPH.  MAXIMUM SUSTAINED WINDS...70
MPH.  MINIMUM CENTRAL PRESSURE...990 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
200 AM PDT.
 
$$
FORECASTER BROWN/STEWART
 
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