NOAA's 1981-2010 U.S. Climate Normals: Monthly Precipitation, Snowfall, and Snow Depth Durre, Imke ; Squires, Michael F. ; Vose, Russell S. ; Yin, Xungang ; Arguez, Anthony ; Applequist, Scott Abstract Publication: Journal of Applied Meteorology and Climatology Pub Date: November 2013 DOI: 10.1175/JAMC-D-13-051.1 Bibcode: 2013JApMC..52.2377D