A band of moderate to locally heavy snow is forecast to bring 3 to 5 inches across western to north central portions of Iowa this evening into Thursday morning. Some locally higher snow amounts are possible over far north-central portions of the state. Rain will gradually switch over to snow further southeast mid to late evening from Mason City to Denison line. All rain is expected across central to southern Iowa tonight into Thursday. Another round of snow is forecast to develop Thursday night into Friday over central and northern Iowa.