Rebrightening of RZ Sge Timo Kinnunen reports this SU UMa-type dwarf nova may be undergoing a transition from a dip to superoutburst. YYMMDD(UT) mag observer 980404.099 <138 (T. Kinnunen) 980404.465 <163 (G. Hanson) 980405.517 <163 (G. Hanson) 980405.745 <130 (R. Stubbings) 980407.080 130 (T. Kinnunen) 980407.752 130 (R. Stubbings) 980408.457 131 (G. Hanson) 980409.069 145 (T. Kinnunen) 980410.069 132 (T. Kinnunen)