Winter weather advisory in effect Wednesday. Smith & Eddy Insurance Weather. A winter weather advisory will be in effect from 9 a.m. to 7 p.m. on Wednesday, Nov. 6. Total snow accumulations of 1 to 3 inches are possible for Mason, Lake, Oceana, Newaygo and Muskegon counties. Slippery road conditions may develop and snow will be heavy and wet, resulting…