TXNT23 KNES 042359 TCSNTL A. 01L (ARTHUR) B. 04/2345Z C. 40.3N D. 69.4W E. THREE/GOES-E F. T4.0/4.5/W0.5/24HRS G. IR/EIR/VIS/AMSU/SSMI/SSMIS H. REMARKS...THOUGH ARTHUR HAS BEGUN RAPID ACCELERATION NE AND THE EYE HAS FILLED WITH OUTER CONVECTIVE BANDS SEVERELY ERODED THERE REMAINS A SYMMETRIC CORE OF COOL TOPS NEAR THE CENTER ENOUGH FOR THE CENTER TO REMAIN EMBEDDED IN .41 DEGREES IN DG FOR A DT OF 4.0. MET IS 3.5. PT IS 4.0. FT IS ON THE LOW SIDE OF 4.0. AND BASED ON DT. CI IS HELD AT 4.5 PER WEAKENING RULES. I. ADDL POSITIONS 04/1833Z 38.4N 72.0W AMSU 04/1846Z 38.5N 72.1W SSMI 04/2110Z 39.3N 70.7W SSMIS ...GALLINA