[Liwg-core] Arctic cold bias

David Bailey dbailey at ucar.edu
Thu Jan 26 16:56:55 MST 2017


Hi Miren,

I hadn't noticed this myself. I will try to look a little closer when I get
back to Boulder on Monday.

Dave

On Thu, Jan 26, 2017 at 2:00 PM, Miren Vizcaino <M.Vizcaino at tudelft.nl>
wrote:

> Dear Dave,
>
> In the LIWG we are struggling with low melt rates in the northern and
> north-eastern margins of the Greenland ice sheet.
>
> In looking at the climate of #129, we see a JJA cold bias in the north and
> east of Greenland and surrounding ocean of ~2K.
>
> https://www.dropbox.com/s/wqu2n4f6ad5lemb/maps_JJA_b.
> e20.B1850.f09_g16.pi_control.all.129_liwg_Hmax1m_0019-0021.pdf?dl=0
>
> (page 9, the comparison is with an skillful regional climate model forced
> with ERA-Interim)
>
> Over the N tundra, it seems like the cold climate prevents CLM from
> simulating a seasonal snow cover, and the snow thickness steadily increases.
>
> Have you noticed this cold bias within the PCWG and if yes, is there any
> way to correct it, perhaps in the sea ice simulation?
>
> Thanks,
>
> Miren, Jan and the LIWG -




-- 

David A Bailey
 email: dbailey_at_ucar.edu
National Center for Atmospheric Research   phone: 303-497-1737
PO Box 3000
fax  : 303-497-1700
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                   http://www.cgd.ucar.edu/staff/dbailey
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