[Ncep.list.nems.announce] nems trunk commit

Jun Wang - NOAA Affiliate jun.wang at noaa.gov
Tue Aug 2 22:04:48 UTC 2016

committed. NEMSLegacy revision: 80107. NEMS trunk revision: 80106.

Would you please copy over the updated flx files to gyre?

Please update the latest gsm regression test baseline.



On Mon, Aug 1, 2016 at 10:21 PM, Jun Wang - NOAA Affiliate <
jun.wang at noaa.gov> wrote:

> Dear all,
> There will be a nems trunk commit tomorrow. The nems ticket is #178: merge
> land surface upgrades to NEMS.
> The changes are the upgrading of Noah LSM in the NEMS. The whole bundle
> includes:
> (1) Weizhong's modification to deal with rapid temperature drop during
> sunset (see ticket #163
> <https://svnemc.ncep.noaa.gov/trac/nems/ticket/163>)
> (2) Replace the current global 1-deg 13-type SIB vegetation classification
> by MODIS global 1-km 20-type IGPB vegetation type
> (3) Replace the current global 1-deg 9-type Zolber soil type by 1-km
> 19-type STASGO dataset
> (4) Replace the current quarterly global 1-deg snowfree data by monthly
> global 5-km MODIS-based data
> (5) Replace the current global 1-deg maximum snow albedo by MODIS-based
> global 0.05-deg data
> (6) Unify the snow fraction and snow albedo in the land surface and
> surface radiation driver
> (7) Incorporate a simple urban model
> (8) Incorporate some physics improvements to deal with the surface
> cold/wet biases over snow.
> GSM baseline is generated on both wcoss and theia. A new gsm regression
> test to use the updated soil type, vegetation type and snow alebedo data
> change is added.There is no impact on NMMB.
> NEMS branch is:
> https://svnemc.ncep.noaa.gov/projects/nems/branches/Noah3.0
> Cheers!
> Jun
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