TXPS23 KNES 050016 TCSWSP A. 18P (DONNA) B. 04/2330Z C. 12.8S D. 166.3E E. THREE/HIMAWARI-8 F. T4.5/4.5/S0.0/24HRS G. IR/EIR/VIS/SSMIS/AMSU H. REMARKS...LATEST SUITE OF MICROWAVE DATA THROUGH 2215Z REVEALED THAT THE LOW LEVEL CENTER WAS DISPLACED EAST OF THE MID LEVEL CENTER. THIS IS CONSISTENT WITH UW-CIMSS EXPERIMENTAL VERTICAL SHEAR AND TC INTENSITY TREND ESTIMATES PRODUCT ISSUED AT 18Z, WHICH INDICATED NEARLY 25 KTS OF SHEAR FROM THE NE. THERE IS EVIDENCE OF THIS SHEAR IN CONVENTIONAL SATELLITE IMAGERY...SPECIFICALLY A TIGHT GRADIENT IN CLOUD TOP TEMPERATURES IN THE NE QUADRANT OF THE SYSTEM. CENTER IS ESTIMATED...BASED LARGELY ON THE 2215Z AMSU PASS...TO BE EMBEDDED IN B, WHICH RESULTS IN A DT OF 5.0. THIS SEEMS TOO HIGH GIVEN FURTHER EROSION OF THE EYEWALL IN THE AMSU PASS WHEN COMPARED TO PREVIOUS MICROWAVE PASSES. PT IS 4.5 AND MET IS 5.0 BASED ON SLIGHT DEVELOPMENT OVER THE LAST 24 HOURS. FT IS BASED ON PT DUE TO UNCERTAINTY IN PRECISE CENTER LOCATION AND THE ABSENCE OF A CLOSED EYEWALL IN MICROWAVE IMAGERY. I. ADDL POSITIONS 04/1905Z 12.8S 166.8E SSMIS 04/2215Z 12.8S 166.5E AMSU ...TURK