TXPN23 KNES 180349 SIMWIR A. TROPICAL DISTURBANCE (98W) B. 18/0232Z C. 15.3N D. 122.2E E. THREE/MTSAT F. T2.0/2.0/D0.5/06HRS G. IR/EIR/VIS/TMI H. REMARKS...CONVECTION WITH SYSTEM HAS CONSOLIDATED AND HAS FORMED TIGHT BANDING AROUND LLCC. THIS IS DEPICTED WELL IN RECENT TRMM AND AMSU PASSES. BANDING WRAPS 8 TENTHS ON LOG-10 SPIRAL FOR UNREALISTICALLY HIGH DT=3.5. HOWEVER..THIS MAY BE AN INDICATION OF FUTURE RAPID DEVELOPMENT AS SATELLITE TRENDS OFTEN PRECEDE CORRESPONDING PRESSURE/WIND TENDENCIES. MET=2.0 AND PT=2.5. FT BASED ON CONSTRAINTS DURING FIRST 24 HOURS OF DEVELOPMENT. I. ADDL POSITIONS 17/2238Z 15.1N 122.3E TMI ...RUMINSKI