Outburst and possible rapid variation of W Com Possible fading reported on Apr. 25. Continued observations are strongly encouraged. YYMMDD(UT) mag observer 980310.028 144 (G. Poyner) 980312.073 144 (G. Poyner) 980319.964 142 (G. Poyner) 980321.976 142 (G. Poyner) 980322.969 143 (G. Poyner) 980330.964 141 (G. Poyner) 980403.642 142 (T. Watanabe) 980411.940 138 (G. Poyner) 980412.901 136 (G. Poyner) 980415.941 137 (G. Poyner) 980417.889 137 (G. Poyner) 980418.948 138 (G. Poyner) 980420.883 136 (G. Poyner) 980420.924 133 (G. Poyner) 980420.965 134 (G. Poyner) 980421.007 134 (G. Poyner) 980421.049 135 (G. Poyner) 980425.724 139 (T. Watanabe)