TXNT21 KNES 200020 TCSNTL A. 20L (SABASTIEN) B. 20/0000Z C. 20.5N D. 60.3W E. THREE/GOES-E F. T1.5/1.5/D1.0/24HRS G. IR/EIR/SWIR H. REMARKS...TIGHT CIRCULAR DEFINED CLOUD LINES LESS THAN 1.25 DEGREES FROM A LARGE COLD OVERCAST MAKES THE DT A 2.0. MET IS A 1.0 AND PT IS A 1.5. FT IS BASED ON PT DUE TO CONVECTION THAT HAS NOT BEEN PERSISTENT CLOSER TO THE LLCC. I. ADDL POSITIONS NIL ...SAMBUCCI