Plot elements of the weather table for a given MS MS name weight of the seasonal model 0.5 set this to True to create a plot True meanTau_custom Saves the plot to the following file: MS name + .plotWX.png If run as a function, will return the mean zenith opacity per spectral window example: myTau = plotWX(vis='myMS.ms',seasonal_weight=0.5, doPlot=True)