2016-10-12 13:52 GMT-05:00 Rich Shepard <rshep...@appl-ecosys.com>:
> On Wed, 12 Oct 2016, Rich Shepard wrote:
>>  Hmm-m-m. I'll read the v.surf.idw manual page.
>   I don't see how v.surf.idw is helpful here. The current map has only
> category values and the label for each station. Interpolating station
> locations or labels makes no sense. The precipitation data for each station
> has not been entered in the sqlite3 attribute table. More to the need of
> this project would be extrapolation as the project area is east of this
> cluster of weather stations. What I need to show are the locations of the
> weather stations relative to the project area and the variability of
> precipitation among sites for any given day. I don't see how interpolation
> of any of these data is useful. If I'm wrong, please educate me.
> Rich

In that case you may use the closest station as an uniform rainfall value.

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