fixed stratosphere warm bias and code optimization for MERRA2

[grantfirl]

Opening this PR on behalf of @AnningCheng-NOAA. This replaces the accidentally closed one: #79. All previous reviews from #79 should still be valid.

resolved issue ufs-community/ufs-weather-model#1786

[zach1221]

Regression Testing is complete on UFS-WM PR #1815 . This PR has approval can now be merged. @dustinswales @Qingfu-Liu

[jkbk2004]

@mkavulich This PR can be merged.

[zach1221]

Good morning. Following up here. Can this PR please be merged? @mkavulich , @dustinswales , @Qingfu-Liu

[grantfirl]

Good morning. Following up here. Can this PR please be merged? @mkavulich , @dustinswales , @Qingfu-Liu

Apologies. I'm back from leave. I'll merge.

[RuiyuSun]

Did I miss anything? Is the following question answered? * RuiyuSun <https://github.com/RuiyuSun> * Pending I am not familiar with this conversion. But I see the changes with the two coefficents. What is the reason for the changes? Thanks. Collaborator [image: @RuiyuSun] * RuiyuSun <https://github.com/RuiyuSun> * Pending @AnningCheng-NOAA <https://github.com/AnningCheng-NOAA> Collaborator [image: @RuiyuSun] * RuiyuSun <https://github.com/RuiyuSun> * Pending @AnningCheng-NOAA <https://github.com/AnningCheng-NOAA> I am not familiar with this conversion. But I see the changes with the two coefficents. What is the reason for the changes? Thanks.

…

On Mon, Jul 24, 2023 at 8:44 AM Grant Firl ***@***.***> wrote: Merged #88 <#88> into ufs/dev. — Reply to this email directly, view it on GitHub <#88 (comment)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/AKFOCLEPXR6ODV6LGCXIASLXRZU2FANCNFSM6AAAAAAZZ6XUEY> . You are receiving this because your review was requested.Message ID: ***@***.***>

-- Ruiyu Sun, PhD Lynker at NOAA/NWS/NCEP/EMC 5830 University Research Ct., Rm. 2097 College Park, MD 20740 ***@***.*** ***@***.***> 301-683-3787

[grantfirl]

@

Did I miss anything? Is the following question answered? * RuiyuSun https://github.com/RuiyuSun * Pending I am not familiar with this conversion. But I see the changes with the two coefficents. What is the reason for the changes? Thanks. Collaborator [image: @RuiyuSun] * RuiyuSun https://github.com/RuiyuSun * Pending @AnningCheng-NOAA https://github.com/AnningCheng-NOAA Collaborator [image: @RuiyuSun] * RuiyuSun https://github.com/RuiyuSun * Pending @AnningCheng-NOAA https://github.com/AnningCheng-NOAA I am not familiar with this conversion. But I see the changes with the two coefficents. What is the reason for the changes? Thanks.
…
On Mon, Jul 24, 2023 at 8:44 AM Grant Firl @.> wrote: Merged #88 <#88> into ufs/dev. — Reply to this email directly, view it on GitHub <#88 (comment)>, or unsubscribe https://github.com/notifications/unsubscribe-auth/AKFOCLEPXR6ODV6LGCXIASLXRZU2FANCNFSM6AAAAAAZZ6XUEY . You are receiving this because your review was requested.Message ID: @.>
-- Ruiyu Sun, PhD Lynker at NOAA/NWS/NCEP/EMC 5830 University Research Ct., Rm. 2097 College Park, MD 20740 @.*** @.***> 301-683-3787

@RuiyuSun I don't see what this question is referring to? Could you recomment where in the code you're asking about? @AnningCheng-NOAA Can you respond to @RuiyuSun 's question?

[AnningCheng-NOAA]

Ruiyu: The old two coefficients are tuned from a few experiments. I switched them back to the original ones used by Eidhammer and Thompson for evaluation purposes. All the coefficients might be tuned in the future when the evaluations are done. On Mon, Jul 24, 2023 at 10:40 AM Grant Firl ***@***.***> wrote:

…

@ Did I miss anything? Is the following question answered? * RuiyuSun https://github.com/RuiyuSun * Pending I am not familiar with this conversion. But I see the changes with the two coefficents. What is the reason for the changes? Thanks. Collaborator [image: @RuiyuSun <https://github.com/RuiyuSun>] * RuiyuSun https://github.com/RuiyuSun * Pending @AnningCheng-NOAA <https://github.com/AnningCheng-NOAA> https://github.com/AnningCheng-NOAA Collaborator [image: @RuiyuSun <https://github.com/RuiyuSun>] * RuiyuSun https://github.com/RuiyuSun * Pending @AnningCheng-NOAA <https://github.com/AnningCheng-NOAA> https://github.com/AnningCheng-NOAA I am not familiar with this conversion. But I see the changes with the two coefficents. What is the reason for the changes? Thanks. … <#m_-3317279424459575881_> On Mon, Jul 24, 2023 at 8:44 AM Grant Firl *@*.*> wrote: Merged #88 <#88> <#88 <#88>> into ufs/dev. — Reply to this email directly, view it on GitHub <#88 (comment) <#88 (comment)>>, or unsubscribe https://github.com/notifications/unsubscribe-auth/AKFOCLEPXR6ODV6LGCXIASLXRZU2FANCNFSM6AAAAAAZZ6XUEY <https://github.com/notifications/unsubscribe-auth/AKFOCLEPXR6ODV6LGCXIASLXRZU2FANCNFSM6AAAAAAZZ6XUEY> . You are receiving this because your review was requested.Message ID: @.* > -- Ruiyu Sun, PhD Lynker at NOAA/NWS/NCEP/EMC 5830 University Research Ct., Rm. 2097 College Park, MD 20740 *@*.*** *@*.***> 301-683-3787 @RuiyuSun <https://github.com/RuiyuSun> I don't see what this question is referring to? Could you recomment where in the code you're asking about? @AnningCheng-NOAA <https://github.com/AnningCheng-NOAA> Can you respond to @RuiyuSun <https://github.com/RuiyuSun> 's question? — Reply to this email directly, view it on GitHub <#88 (comment)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/ALQPMIJRRMRHTR6FNYKOX4TXR2CMBANCNFSM6AAAAAAZZ6XUEY> . You are receiving this because you were mentioned.Message ID: ***@***.***>

[RuiyuSun]

I see. Thanks@AnningCheng-NOAA