# Claculating outdoor MRT: how far should I look for surface temperatures to consider?

**URL:** <https://discourse.ladybug.tools/t/claculating-outdoor-mrt-how-far-should-i-look-for-surface-temperatures-to-consider/17442>\
**Category:** ladybug\
**Tags:** utci, mrt, outdoor-comfort\
**Created:** [February 10, 2022, 11:06am UTC](https://discourse.ladybug.tools/t/claculating-outdoor-mrt-how-far-should-i-look-for-surface-temperatures-to-consider/17442 "2022-02-10T11:06:33Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![chris](https://discourse.ladybug.tools/user_avatar/discourse.ladybug.tools/chris/32/10179_2.png) [@chris](https://discourse.ladybug.tools/u/chris)\
**Post date:** [March 20, 2022, 1:57am UTC](https://discourse.ladybug.tools/t/claculating-outdoor-mrt-how-far-should-i-look-for-surface-temperatures-to-consider/17442/6 "2022-03-20T01:57:18Z")

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> [@Dybber](#):
>
> I am wondering whether if it is possible to also get the MRT output for verification purposes?

Yes, I just added a component to the latest development version of the plugin that can parse in the inputs to the comfort model. The component is called “HB Read Environment Matrix” and you can get it by running the LB Versioner component and restarting Rhino.

> [@Dybber](#):
>
> is it possible to add a calculated windspeed (using butterfly) for each point as the input to wind\_speed just as it is in the Outdoor UTCI comfort component?

We are working on exposing more easy was to do this. See here for a temporary workaround:

> [@UTCI. Accounting for both external glazing and point-by-point wind speeds](https://discourse.ladybug.tools/t/utci-accounting-for-both-external-glazing-and-point-by-point-wind-speeds/17600/4):
>
> Hi @dmitry , Sorry for the late response here. I know that this type of capability of integrating CFD results is in high demand and I’m working towards exposing it. In fact, this [ladybug-comfort mtx utci](https://www.ladybug.tools/ladybug-comfort/docs/cli/mtx.html#ladybug-comfort-mtx-utci) command that’s being run under the hood of the UTCI recipe already has an input for --air-speed-mtx, which is meant to take an input exactly like what you have there. I just have to expose it on the recipe inputs but this presents some questions. For example, I’ve been trying to find the best …

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