[MITgcm-devel] air-sea/ice flux documentation

[Jean-Michel Campin]

Hi Patrick,

In the manual, section 6.6.2.6, there is a list of SEAICE diags.
May be we should update this one + add some comments and separation
into categories as you suggest ?

Cheers,
Jean-Michel

On Fri, Aug 12, 2011 at 06:14:41PM -0400, Patrick Heimbach wrote:
> 
> Hi there,
> 
> a while back Jean-Michel added a nice short description
> of air-sea flux diagnostics to MITgcm/doc/
> http://mitgcm.org/viewvc/MITgcm/MITgcm/doc/diags_changes.txt
> 
> Would it be ok to add documentation of what we do over sea ice?
> For pkg/seaice/ I quickly compiled the fields (see attached).
> I guess something similar exist for thsice.
> 
> Should we add those to the doc?
> Would help answer these questions that keep popping up.
> 
> Cheers
> -p.
> 

> Some relevant sea ice diagnostics:
> 
> OVER-ICE QUANTITIES:
> --------------------
> atmospheric state:
>    213 |SItices |  1 |   205 |SM  C   M1|K               |Surface Temperature over Sea-Ice (area weighted)
>    218 |SIuwind |  1 |   219 |UM      U1|m/s             |SEAICE zonal 10-m wind speed, >0 increases uVel
>    219 |SIvwind |  1 |   218 |VM      U1|m/s             |SEAICE meridional 10-m wind speed, >0 increases uVel
>    227 |SIsnPrcp|  1 |       |SM      U1|kg/m^2/s        |Snow precip. (+=dw) over Sea-Ice (area weighted)
> 
> air-ice fluxes:
>    222 |SIatmQnt|  1 |       |SM      U1|W/m^2           |Net atmospheric heat flux, >0 decreases theta
>    226 |SIatmFW |  1 |       |SM      U1|kg/m^2/s        |Net freshwater flux from atmosphere & land (+=down)
>    228 |SIfwSubl|  1 |       |SM      U1|kg/m^2/s        |Freshwater flux of sublimated ice, >0 decreases ice
> 
> pressure loading of ice:
>     78 |sIceLoad|  1 |       |SM      U1|kg/m^2          |sea-ice loading (in Mass of ice+snow / area unit)
> 
> UNDER-ICE QUANTITIES:
> ---------------------
>    216 |SIfu    |  1 |   217 |UU      U1|N/m^2           |SEAICE zonal surface wind stress, >0 increases uVel
>    217 |SIfv    |  1 |   216 |VV      U1|N/m^2           |SEAICE merid. surface wind stress, >0 increases vVel
>    220 |SIqnet  |  1 |       |SM      U1|W/m^2           |Ocean surface heatflux, turb+rad, >0 decreases theta
>    223 |SIqneto |  1 |       |SM      U1|W/m^2           |Open Ocean Part of SIqnet, turb+rad, >0 decr theta
>    224 |SIqneti |  1 |       |SM      U1|W/m^2           |Ice Covered Part of SIqnet, turb+rad, >0 decr theta
>    221 |SIqsw   |  1 |       |SM      U1|W/m^2           |Ocean surface shortwave radiat., >0 decreases theta
>    225 |SIempmr |  1 |       |SM      U1|kg/m^2/s        |Ocean surface freshwater flux, > 0 increases salt
> 
> 
> 
> 

> 
> 
> ---
> Patrick Heimbach | heimbach at mit.edu | http://www.mit.edu/~heimbach
> MIT | EAPS 54-1420 | 77 Massachusetts Ave | Cambridge MA 02139 USA
> FON +1-617-253-5259 | FAX +1-617-253-4464 | SKYPE patrick.heimbach
> 
> 

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