Fred,
Here is some info about grads:
>
> OS
Most unix platforms plus Win32 and MSDOS (Mac version does not yet
support netcdf).
> window system
X11 windows, but runs under Microsft windows and MSDOS.
> interface: command line, added to existing program, or standalone
Command line and GUI; stand alone, freely available.
> viewing options: text, windows
> plotting capability: single variables, one variable vs. another,
> hyperslabs
All.
> examples of interface to see actual invocation and syntax
>
Take a look at:
http://dao.gsfc.nasa.gov/software/grads/win32/latest/pc-dist/win32/Getting_Started.html
In particular, the tutorial:
http://dao.gsfc.nasa.gov/software/grads/tutorial/
The graphical user interface is documented at:
http://dao.gsfc.nasa.gov/software/grads/win32/latest/pc-dist/doc/gagui/gagui_intro.html
Arlindo.
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