Upper panel of the plot shows population-weighted high and low temperature for each day (note: day-1 has high temperature only). Lower panel shows the forecast electricity demand for the location, in percentage of the normal demand expected under normal weather conditions during this 7-day period.
as observed at Shenandoah Municipal
About Shenandoah Municipal (IA): Latitude: 40-45N. Longitude: 095-25W.