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 service area of the company, in percentage of the normal demand expected under normal weather conditions during this 7-day period.
as observed at Sidney, Sidney Municipal Airport
About Wheat Belt PPD (NE): Wheat Belt's service territory covers approximately 2,500 square miles of the southern portion of the Nebraska panhandle. Parts of seven counties are served - Banner, Morrill, Cheyenne, Deuel, Garden, Keith and Arthur. (see website)