https://thredds.rda.ucar.edu/thredds/ncss/grid/files/g/ds627.0/ei.oper.an.pv/198002/ei.oper.an.pv.regn128sc.1980022818?time_start=1980-02-28T18:00:00Z&time_end=1980-02-28T18:00:00Z&&&accept=csv