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Hurricane JOHN

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HURRICANE JOHN INTERMEDIATE ADVISORY NUMBER   5A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP112006
1100 AM PDT TUE AUG 29 2006
 
...JOHN CONTINUES TO STRENGTHEN...
 
A TROPICAL STORM WARNING IS IN EFFECT ALONG THE WEST COAST OF MEXICO
FROM ACAPULCO WESTWARD TO LAZARO CARDENAS.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS.
 
A TROPICAL STORM WATCH REMAINS IN EFFECT FROM EAST OF ACAPULCO
EASTWARD TO LAGUNAS DE CHACAHUA...AND FROM WEST OF LAZARO CARDENAS
WESTWARD TO MANZANILLO.
 
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 AM PDT...1800Z...THE CENTER OF HURRICANE JOHN WAS LOCATED
NEAR LATITUDE 14.3 NORTH...LONGITUDE 99.4 WEST OR ABOUT 170 MILES...
275 KM...SOUTH OF ACAPULCO MEXICO.
 
JOHN IS MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH...15 KM/HR...AND
THIS MOTION IS EXPECTED TO CONTINUE TODAY WITH A SLIGHT INCREASE IN
FORWARD SPEED.
 
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 90 MPH...145 KM/HR...
WITH HIGHER GUSTS.   JOHN IS A CATEGORY ONE HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE SCALE...AND JOHN COULD BECOME A CATEGORY
THREE HURRICANE BY WEDNESDAY.  
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 90
MILES...150 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 977 MB...28.64 INCHES.
 
RAINFALL AMOUNTS OF 2 TO 4 INCHES...WITH ISOLATED TOTALS UP TO
8 INCHES...ARE POSSIBLE ALONG THE SOUTH COAST OF MEXICO WITHIN
THE TROPICAL STORM WATCH AND WARNING AREA.  THESE RAINS COULD
CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES OVER AREAS OF
MOUNTAINOUS TERRAIN.
 
REPEATING THE 1100 AM PDT POSITION...14.3 N...99.4 W.  MOVEMENT
TOWARD...WEST-NORTHWEST NEAR 9 MPH.  MAXIMUM SUSTAINED WINDS...90
MPH.  MINIMUM CENTRAL PRESSURE...977 MB.
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
200 PM PDT.
 
$$
FORECASTER MAINELLI/PASCH
 
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