TXIO21 KNES 241522 TCSNIO A. TROPICAL DISTURBANCE (90B) B. 24/1430Z C. 6.0N D. 76.5E E. FIVE/MET-7 F. T1.0/1.0/D1.0/24HRS G. IR/EIR H. REMARKS...THE EXISTENCE OF A CLOSED CIRCULATION AT THE SURFACE IS STILL IN DOUBT. THEREFORE PBO MID LEVEL CIRCULATION CENTER. ALTHOUGH THE CENTER IS DEVOID OF CONVECTION...3/10 BANDING WAS MEASURED IN CONVECTION LOCATED NORTHWEST AND NORTH OF THE MID LEVEL CENTER. DT IS 1.0. MET AND PT AGREE. FT IS BASED ON DT. I. ADDL POSITIONS NIL ...TURK