Contour plot on a Map

Contour plots can be used both with and without maps. There are many different maps available to use through the NCL graphics home page. This program reads in data from a netCDF file that has been interpolated to500mb. It displays monthly anomalies for monthly data over 45 years. To change the month displayed, simply change the date in the code. It is also possible to change the date using a shell script.

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