FloodZoneMap.org

An unsettled weather pattern was over the central U.S. with numerous closed lows moving around a larger upper level trough of low pressure trough. A deformation area of rain formed during the late afternoon hours over Iowa. During the evening, the areas became more concentrated and remained nearly stationary over southern Iowa. Localized heavy rainfall occurred initially from the band of rain. By mid to late evening a large area of moderate to heavy rainfall ensued. One and one half to thre