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Tropical Storm KRISTY


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TROPICAL STORM KRISTY DISCUSSION NUMBER  13
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP112012
800 AM PDT SAT SEP 15 2012
 
ALTHOUGH THE CONVECTION IS NOT VERY DEEP...KRISTY HAS MAINTAINED A
WELL-ORGANIZED CLOUD PATTERN WITH A TIGHT CIRCULATION AND BANDING
FEATURES. SATELLITE INTENSITY ESTIMATES FROM BOTH TAFB AND SAB
INDICATE THAT KRISTY IS STILL A TROPICAL STORM WITH 35 KNOTS. THE
CYCLONE IS MOVING OVER SSTS OF 25 DEGREES CELSIUS...AND IT WILL BE
HARD TO MAINTAIN THE CONVECTION FOR MUCH LONGER WITH SUCH A COOL
OCEAN BENEATH. THE NHC FORECAST CALLS FOR WEAKENING...AND KRISTY IS
FORECAST TO BECOME A REMNANT LOW IN 36 HOURS OR EARLIER. 

KRISTY IS MOVING TOWARD THE NORTHWEST OR 315 DEGREES AT 8 KNOTS
AROUND THE PERIPHERY OF A SUBTROPICAL RIDGE OVER WESTERN MEXICO.
THIS GENERAL MOTION SHOULD CONTINUE UNTIL DISSIPATION IN A COUPLE
OF DAYS.  MOST OF THE GLOBAL MODELS MAINTAIN A WEAK SHALLOW LOW
LINGERING FOR A FEW DAYS TO THE WEST OF BUT AWAY FROM THE CENTRAL
BAJA CALIFORNIA PENINSULA.
 
 
FORECAST POSITIONS AND MAX WINDS
 
INIT  15/1500Z 22.4N 115.0W   35 KT  40 MPH
 12H  16/0000Z 23.3N 116.0W   30 KT  35 MPH
 24H  16/1200Z 24.5N 117.5W   25 KT  30 MPH
 36H  17/0000Z 25.0N 118.3W   25 KT  30 MPH...POST-TROP/REMNT LOW
 48H  17/1200Z 26.0N 119.0W   20 KT  25 MPH...POST-TROP/REMNT LOW
 72H  18/1200Z...DISSIPATED
 
$$
FORECASTER AVILA
 
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