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 Holland, Tulip City Airport
About Holland, Tulip City Airport (MI): Latitude: 42-44-46N. Longitude: 086-05-48W.