WDM file, Meteorological Database, Argonne National Laboratory, Illinois, January 1, 1948 - September 30, 2015
ARGN15.WDM contains nine data sets: air temperature in degrees Fahrenheit (DSN 400), dewpoint  
temperature in degrees Fahrenheit (DSN 500), wind speed in miles per hour (DSN 300), solar radiation  
in Langleys (DSN 600), computed potential evapotranspiration in thousandths of an inch (DSN 200), and  
four data-source …