[Liwg-core] Final(?) mods for P1 ready

Bill Sacks sacks at ucar.edu
Thu Dec 6 10:20:26 MST 2018


Hi all,

My changes are now on the clm release branch as tag release-clm5.0.15.

I think it would be best to use that tag in the BG-JG spinup.

Bill

Bill Sacks wrote on 12/6/18 4:34 AM:
> Sounds good. I don't know any more than you do about the block 
> inception code.
>
> Sarah Bradley - CITG wrote on 12/6/18 2:21 AM:
>> Hi Bill
>> Great news.
>> I think we at Delft will try and do a short IG (I) run to see if 
>> things are going okay
>>
>> Do you know after the testing for the block inception code, if that 
>> is also clean and ready to be used?
>>
>> Thanks
>>
>> Sarah
>>
>>> On 6 Dec 2018, at 00:07, Bill Sacks <sacks at ucar.edu> wrote:
>>>
>>> Hi all,
>>>
>>> The final(?) mods for P1 are ready. These include allowing the 
>>> change to be limited to Greenland and adding a runoff flux that 
>>> holds the excess rain, to maintain water balance.
>>>
>>> These are documented in this PR https://github.com/ESCOMP/ctsm/pull/586
>>>
>>> To run with them, do the following in components/clm
>>>
>>> git remote add billsacks https://github.com/billsacks/ctsm.git
>>> git fetch billsacks
>>> git checkout rain_to_snow_runs_off
>>>
>>> The default behavior is unchanged. So to exercise this new option, 
>>> put the following in user_nl_clm:
>>>
>>>   glacier_region_rain_to_snow_behavior = 
>>> 'converted_to_snow','converted_to_snow','runs_off','converted_to_snow'
>>>
>>> That will just enable the change over Greenland. If you want the 
>>> change enabled over the entire CISM domain, then change the second 
>>> item to 'runs_off', too.
>>>
>>> In addition to unit tests, I have done some short global runs to 
>>> convince myself this is working properly, but as always, it wouldn't 
>>> hurt to give this a critical look the first time you use it, in case 
>>> I missed something. I'm kicking off the full CTSM test suite 
>>> overnight just to confirm that this doesn't break something else, 
>>> but I think this is at a state where it's ready for any of you to do 
>>> a test run with it, if you want.
>>>
>>> Bill S
>>> _______________________________________________
>>> Liwg-core mailing list
>>> Liwg-core at cgd.ucar.edu
>>> http://mailman.cgd.ucar.edu/mailman/listinfo/liwg-core
>



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