Tropical Storm KRISTY
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TROPICAL STORM KRISTY DISCUSSION NUMBER 15
NWS NATIONAL HURRICANE CENTER MIAMI FL EP112012
800 PM PDT SAT SEP 15 2012
CONVECTION NEAR KRISTY HAS BEEN ON A GRADUAL DECLINE...WITH THE
CENTER ON THE NORTHWESTERN EDGE OF A SMALL CENTRAL DENSE OVERCAST.
THERE HAS ALSO BEEN SOME SUGGESTION RECENTLY ON MICROWAVE IMAGERY
AND LAST LIGHT VISIBLE IMAGES THAT THE LOW-LEVEL CIRCULATION IS
BEGINNING TO DECOUPLE FROM THE MID-LEVEL CENTER. SATELLITE
ESTIMATES ARE SLOWLY DROPPING...SO THE INITIAL WIND SPEED IS
LOWERED TO 35 KT. THE STORM IS MOVING OVER RATHER COOL WATERS AND
FURTHER WEAKENING IS LIKELY. THE NHC FORECAST IS AN UPDATE OF THE
PREVIOUS ONE...AND A LITTLE HIGHER THAN THE GUIDANCE EARLY IN THE
FORECAST PERIOD.
THE CYCLONE CONTINUES TO MOVE TOWARD THE NORTHWEST AT ABOUT 8 KT
AROUND THE PERIPHERY OF A SUBTROPICAL RIDGE OVER WESTERN MEXICO.
KRISTY SHOULD GRADUALLY TURN TOWARD THE NORTH TOMORROW AS IT
BECOMES A SHALLOW CYCLONE...THEN MEANDER OFFSHORE OF THE
WEST-CENTRAL COAST OF BAJA CALIFORNIA. THE LATEST TRACK FORECAST
IS NEAR OR JUST A LITTLE EAST OF THE PREVIOUS ONE.
FORECAST POSITIONS AND MAX WINDS
INIT 16/0300Z 23.7N 116.2W 35 KT 40 MPH
12H 16/1200Z 24.5N 117.2W 35 KT 40 MPH
24H 17/0000Z 25.6N 118.4W 30 KT 35 MPH...POST-TROP/REMNT LOW
36H 17/1200Z 26.4N 118.8W 25 KT 30 MPH...POST-TROP/REMNT LOW
48H 18/0000Z 27.0N 118.5W 20 KT 25 MPH...POST-TROP/REMNT LOW
72H 19/0000Z...DISSIPATED
$$
FORECASTER BLAKE
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