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 Minneapolis, Airlake Airport
About Minneapolis, Airlake Airport (MN): Latitude: 44-37-40N. Longitude: 093-13-41W.