[RegCNET] Bug in the interactive lake model

[Michael Notaro]

Thanks.  I appreciate your help on this.

On Sep 20, 2010, at 1:34 AM, bixq wrote:

> 
> Dear all:
> 
> Thank you for finding the bug !
> 
> I am working on the lake model now and hopefully we could find the solution and make it work by next Monday (Sep.27) in RegCM-4.0.
> 
> Regards,
> Xunqiang Bi
> 
> On Sun, 19 Sep 2010, Michael Notaro wrote:
> 
>> To the RegCM3 developers,
>> 
>> It seems that the interactive lake module doesn't work
>> correctly in either serial or parallel mode.  In both
>> cases, the precipitation values become zero in the lake subroutines
>> and there is no snow on ice given the lack of precipitation.
>> Could you developers of the model please comment on the problems
>> of the lake module and how to resolve these issues?  To my
>> understanding, these issues continue not just in version 3 but
>> were not resolved in version 4 either.
>> 
>> Thanks,
>> Michael
>> 
>> 
>> 
>> 
>> On 09/19/10, Taha Al Hosary  <TAlHosary at ncms.ae> wrote:
>> 
>>> Dear all,
>>> When I ran the RegCM model I found that the results of precipitation amount changes in whole by beginning of period. What is the most appropriate start for good predict for the rainfall?
>>> Best Regards,
>>> Taha
>>> 
>>> 
>>> -----Original Message-----
>>> From: regcnet-bounces at lists.ictp.it [mailto:regcnet-bounces at lists.ictp.it](javascript:main.compose() On Behalf Of Azar Zarrin
>>> Sent: Tuesday, September 07, 2010 7:32 PM
>>> To: Regcnet at lists.ictp.it
>>> Subject: [RegCNET] Bug in the interactive lake model
>>> 
>>> Dear RegCM developers,
>>> 
>>> I'm running RegCM model coupled with Hostetler lake model for a cold 
>>> time period that ice and snow would be present over the lakes. I'm 
>>> getting the reasonable values for ice, temperature and evaporation 
>>> over the lakes, but the snow values are always zero.
>>> I've checked the lake.F and ice.F routines. The precip values which I 
>>> have printed from Ice. F are zero, while there are big amount of 
>>> precip and hence snow values outputted from the atmospheric model in 
>>> the SRF field. It seems that the precip isn't being passed into the 
>>> ice routine from the BATS and atmospheric model.
>>> 
>>> Would you please verify this bug and let me know how to solve this 
>>> error.
>>> 
>>> Many thanks,
>>> Azar
>>> 
>>> 
>>> ----
>>> Azar Zarrin
>>> Postdoctoral Research Associate
>>> Center for Climatic Research
>>> University of Wisconsin-Madison
>>> 1225 West Dayton Street, Room 1152
>>> Madison, Wisconsin 53706
>>> _______________________________________________
>>> RegCNET mailing list
>>> RegCNET at lists.ictp.it
>>> https://lists.ictp.it/mailman/listinfo/regcnet
>>> 
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> 
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>  Dr. Xunqiang Bi         email:bixq at ictp.it
>  Earth System Physics Group
>  The Abdus Salam ICTP
>  Strada Costiera, 11
>  P.O. BOX 586, 34100 Trieste, ITALY
>  Tel: +39-040-2240302  Fax: +39-040-2240449
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~