Des Moines, IA – Western Iowa residents can expect light showers and cooler temperatures early this week, with highs hovering in the low 70s. According to the National Weather Service, the chance of rain increases today across southeastern Iowa, but most of western Iowa will remain partly cloudy. Tuesday will bring light showers, especially in central areas like Des Moines, while temperatures will stay mild, peaking in the low 70s. Showers will linger into Tuesday evening, impacting I-80, and could affect commuters across the region.