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

[Patrick Heimbach]

Could do that as well,
but I still like the idea to update the diags_changes.txt
since it's conveniently located in the model repo.
But as you like.
-p.

On Aug 12, 2011, at 7:15 PM, Jean-Michel Campin wrote:

> 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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> 
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---
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