I am attempting to use the IDW Interpolation tool in order to create a raster; however it only creates an impage for a portion of the world. Is there a way to get it to wrap across the pacific ocean

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08-16-2016 11:15 AM
BobbyBoone
New Contributor

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2 Replies
ChrisDonohue__GISP
MVP Alum

I'm not sure if things work the same way in ArcGIS Pro, but if it was ArcGIS Desktop one possibility would be to check the Environments Settings to see what Extent is being used.  It appears to be defaulting to the extent of your points.

Also, what projection/coordinate system are you using?

Chris Donohue, GISP

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DanPatterson_Retired
MVP Emeritus

But even increasing the extent to cover the whole surface of Earth, is only going to make a bad situation worse.  No interpolator is going to do justice to that point distribution given that you are using land-based observations (for the most part) and interpolating into oceans and the dominant area you covering. 

What is it you are trying to do?

Can you not just focus on areas where you have data?

My suggestion would be to reduce the extent to subareas which have significant amounts of data.