Scattered showers and isolated thunderstorms will develop late this afternoon and evening. By midnight, a lot of the rain chances will be east of Interstate 29 with clearing skies in eastern, central, and western South Dakota. Lows will fall to the thirties and forties tonight.
Thursday will be mostly sunny with strong northwest winds of twenty to thirty-five miles per hour. Highs will be in the middle sixties. The sixties will carry over into Friday with partly cloudy skies. The weekend will be cooler with forties likely on Saturday in western, central, and northeast South Dakota while southeast KELOLAND stays in the sixties.
Rain chances begin on Sunday and last into next week. As of now, widespread rain will be possible with amounts of a half inch or more likely by Monday morning. The Hills and western South Dakota will have a chance at even more rain with snow mixed in. Highs on Sunday and into next week will be in the forties.