[CF-metadata] further cloud variables for cmip5

From: Mark Webb <mark.webb>
Date: Fri, 6 Nov 2009 09:37:12 +0000

Dear Alison,

> Thanks for updating your proposals. Please see below for my responses
> to the individual names.
 
Thanks for your consideration. On the outstanding points you raise:

> > For the same reason I propose that
> >
> > 5/ tendency_of_air_temperature_due_to_convection
> > should replace
> > tendency_of_air_temperature_due_to_moist_convection
>
> We currently have separate names for
> tendency_of_air_temperature_due_to_moist_convection and
> tendency_of_air_temperature_due_to_dry_convection which allows the
> possibility of treating these processes separately. I would understand
> a name of tendency_of_air_temperature_due_to_convection to mean the
> temperature tendency resulting from both moist and dry processes. Is
> that what you intend? If so, then I think we should introduce a new
> name of tendency_of_air_temperature_due_to_convection but it should not
> be an alias for the moist convection name.
 
Agreed.

> > Finally, due to the nature of their cloud schemes, some models are
> > unable
> > to separate the tendencies from boundary layer mixing, stratiform
> cloud
> > and precipitation. Hence I propose two new combined tendency terms:
> >
> > 4/
> >
> tendency_of_air_temperature_due_to_stratiform_cloud_and_precipitation_a
> > nd_boundary_layer
> >
> > 5/
> >
> tendency_of_specific_humidity_due_to_stratiform_cloud_and_precipitation
> > _and_boundary_layer
 
> I would suggest adding '_mixing' to the end of these names for
> consistency with the existing name
> tendency_of_mass_fraction_of_stratiform_cloud_liquid_water_in_air_due_to
> _condensation_and_evaporation_from_boundary_layer_mixing. That would
> give:
> tendency_of_air_temperature_due_to_stratiform_cloud_and_precipitation_an
> d_boundary_layer_mixing
> tendency_of_specific_humidity_due_to_stratiform_cloud_and_precipitation_
> and_boundary_layer_mixing

Agreed.

regards,
Mark
Received on Fri Nov 06 2009 - 02:37:12 GMT