How to plot ECMWF ERA-Interim geopotential height (m) and wind vectors (m s−1) at a pressure level of 850 hPa?

Dear colleague, Previously, I plot the origin of air masses based on NOAA HYSPLIT back trajectory analysis ((Draxler and Rolph, 2013). However, as we know, the origin of air mass also depend on...

01 July 2016 1,251 15 View