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ZCZC MIATCDEP5 ALL TTAA00 KNHC DDHHMM TROPICAL DEPRESSION CALVIN DISCUSSION NUMBER 9 NATIONAL WEATHER SERVICE MIAMI FL 8 AM PDT TUE JUL 27 1999 ALTHOUGH IT IS STILL PRODUCING ISOLATED CONVECTION...THE LOW LEVEL CIRCULATION OF CALVIN APPEARS TO BE WEAKENING TO AN OPEN WAVE IN MULTISPECTRAL INFRARED IMAGERY. THE SYSTEM SHOULD DISSIPATE IN THE NEXT 12 HOURS...ALTHOUGH A RESIDUAL LOW CLOUD SWIRL COULD PERSIST FOR SEVERAL DAYS. THIS WILL BE THE LAST ADVISORY ON CALVIN UNLESS REGENERATION OCCURS. BEVEN FORECAST POSITIONS AND MAX WINDS INITIAL 27/1500Z 19.6N 123.9W 25 KTS...DISSIPATING 12HR VT 28/0000Z...DISSIPATED NNNN