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 Kenansville, Duplin County Airport
About Four County EMC (NC): Four County Electric provides electric services to more than 30,000 customers in the major geographic areas of four counties--Bladen, Duplin, Pender, Sampson. The cooperative also serves a small number of member in Columbus and Onslow counties. (see website)