IOWA PRELIMINARY WEATHER SUMMARYWritten by Theresa Rose on August 2, 2016
By Harry Hillaker, State Climatologist, Iowa Department of Agriculture & Land Stewardship
It was a dry week with seasonal temperatures across Iowa. Temperatures averaged slightly above normal in most areas through Wednesday (27th) and below normal for the remainder of the reporting week. Temperature extremes varied from Wednesday afternoon highs of 90 degrees at Sioux City and Donnellson to Saturday (30th) morning lows of 51 degrees at Sheldon and Spencer. Temperatures for the week as a whole averaged 0.6 degrees below normal. No rain of consequence fell over about one-half of the state with most of central, south central and southeast Iowa recording no rain at all. There were isolated thunderstorms on several days, but coverage was minimal. There was a small area of an inch or more of rain from western Crawford County down to Cass County on Wednesday. Similar storms popped up over the northeast and southeast corners of Iowa on Friday with localized inch or more rain amounts in northern Fayette, southern Allamakee and portions of Washington and Louisa counties. The maximum rainfall reported for the week was from Yellow River State Forest in southeast Allamakee County with 2.55 inches. The statewide average precipitation was 0.18 inches while normal for the week is 0.94 inches. This was the driest week in eleven weeks (mid-May).