TXPS21 KNES 251756 TCSWSP A. TROPICAL DISTURBANCE (91P) B. 25/1730Z C. 8.9S D. 157.4E E. FIVE/HIMAWARI-8 F. T1.5/1.5/D1.0/24HRS G. IR/EIR/SWIR H. REMARKS...THIS INTENSITY ESTIMATE WAS DERIVED USING 4 KM IR DATA. SYSTEM IS CHARACTERIZED BY SPIRAL, LOOSELY DEFINED CLOUD LINES AND A CENTER LESS THAN 1.25 DEGREES FROM A LARGE COLD OVERCAST RESULTING IN A DT OF 1.5 USING THE SHEAR PATTERN. PT AGREES WHILE MET IS 1.0. FT IS BASED ON PT DUE TO UNCERTAINTY IN THE CENTER LOCATION. I. ADDL POSITIONS NIL ...TURK