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Post-Tropical Cyclone GREG


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POST-TROPICAL CYCLONE GREG DISCUSSION NUMBER  20
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP072011
800 AM PDT SUN AUG 21 2011
 
SATELLITE IMAGERY INDICATES THAT GREG HAS BEEN VOID OF DEEP
CONVECTION FOR ABOUT 12 HOURS...AND IS NOW A WELL DEFINED SWIRL OF
LOW-LEVEL CLOUDS. BASED ON THE LACK OF ORGANIZED DEEP CONVECTION...
GREG NO LONGER QUALIFIES AS A TROPICAL CYCLONE AND IS BEING
DECLARED A REMNANT LOW ON THIS ADVISORY.
 
THE INITIAL MOTION ESTIMATE IS 275/07.  THE REMNANT LOW-LEVEL
CIRCULATION SHOULD CONTINUE TO MOVE SLOWLY WESTWARD OR EVEN
WEST-SOUTHWESTWARD OVER 22-23C WATERS...AS DEPICTED BY SOME OF THE
GUIDANCE...FOR THE NEXT COUPLE OF DAYS UNTIL DISSIPATION.
 
 
FORECAST POSITIONS AND MAX WINDS
 
INIT  21/1500Z 20.3N 122.8W   30 KT  35 MPH...POST-TROP/REMNT LOW
 12H  22/0000Z 20.2N 124.0W   25 KT  30 MPH...POST-TROP/REMNT LOW
 24H  22/1200Z 20.1N 125.5W   25 KT  30 MPH...POST-TROP/REMNT LOW
 36H  23/0000Z 19.9N 126.7W   20 KT  25 MPH...POST-TROP/REMNT LOW
 48H  23/1200Z 19.5N 128.0W   20 KT  25 MPH...POST-TROP/REMNT LOW
 72H  24/1200Z...DISSIPATED
 
$$
FORECASTER KIMBERLAIN
 
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