TXXS21 KNES 201520 A. 16S (DIANNE) B. 20/1432Z C. 24.8S D. 105.4E E. ONE/MTSAT F. T4.5/4.5/D0.5/24HRS G. IR/EIR/SSMIS H. REMARKS...DIANNE SHOWING A SHORT TERM BURST OF COLDER CLOUD TOPS PAST FEW HOURS ALLOWING FOR SLOW DEVELOPMENT PAST 24 HOURS GIVING MET=4.5. HOWEVER..EYE TEMPS HAVE COOLED LAST COUPLE OF HOURS. SSMIS PASSES NOTED BELOW SHOWING OPEN EYEWALL IN NE QUAD. EYE PATTERN USED FOR DT WITH LG SURROUNDING TEMP AND -0.5 EYE ADJUSTMENT BASED ON LG RING TEMP WITH MG EYE FOR DT=4.5. PT=4.5. FT BASED ON DT. I. ADDL POSITIONS 20/1200Z 24.5S 106.0E SSMIS 20/1355Z 24.6S 105.7E SSMIS ...RUMINSKI