DES MOINES — Rainfall in April was just over two inches but 1.5 inches below normal for the month. This comes after a drier than normal March. As a result, streamflows are down across much of the state, and conditions are generally deteriorating in the eastern two-thirds of Iowa. While all of the Drought Regions of Iowa are rated as “normal, " downward trends are shown in the state's central, northeastern, and southeastern parts. The US Drought Monitor introduced a small area of moderate drought in so...