TXNT26 KNES 201821 TCSNTL A. TROPICAL DISTURBANCE (90L) B. 20/1800Z C. 14.8N D. 66.6W E. THREE/GOES-E F. T1.5/1.5 G. IR/EIR/VIS H. REMARKS...SYSTEM IS CHARACTERIZED BY CIRCULARLY-DEFINED CLOUD LINES AND A LLCC NEAR A LARGE COLD OVC RESULTING IN A DT OF 2.0. WRLY SHEAR IMPACTING SYSTEM. MET AND PT=1.5. FT BASED ON MET DUE TO PULSING CONVECTION. I. ADDL POSITIONS NIL ...KONON