WWPN20 KNES 210917 A. TROPICAL DISTURBANCE (92W) B. 21/0830Z C. 10.9N D. 120.7E E. FIVE/MTSAT F. T1.0/1.0/D1.0/24HRS G. IR/EIR/VIS H. REMARKS...CONVECTION WRAPS 2/10 ON LOG10 SPIRAL YIELDING A DT OF 1.0. MET AND PT = 1.0. FINAL-T BASED ON DT.