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Module specified_clouds_W_mod

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OVERVIEW



OTHER MODULES USED

 time_manager_mod
cloud_zonal_mod
cloud_obs_mod
fms_mod
rad_utilities_mod
constants_mod

PUBLIC INTERFACE

specified_clouds_W_init:
specified_clouds_W_end:
specified_clouds_amt:
specified_clouds_amt defines the location, amount (cloud fraction), number and type (hi, mid, low) of clouds present on the model grid.

obtain_bulk_lw_specified:
obtain_bulk_lw_specified defines bulk longwave cloud radiative properties for the specified cloud scheme.

obtain_bulk_sw_specified:
obtain_bulk_sw_specified defines bulk shortwave cloud radiative properties for the specified cloud scheme.



PUBLIC DATA

None.


PUBLIC ROUTINES

  1. specified_clouds_W_init

    call specified_clouds_W_init (lonb, latb)
    DESCRIPTION


    INPUT
    lonb   
       [real]
    latb   
       [real]

  2. specified_clouds_W_end

    call specified_clouds_W_end 
    
    DESCRIPTION


  3. specified_clouds_amt

    call specified_clouds_amt (is, ie, js, je, Rad_time, lat, pflux, & Cld_spec)
    DESCRIPTION
    specified_clouds_amt defines the location, amount (cloud fraction), number and type (hi, mid, low) of clouds present on the model grid.



    INPUT
    is    is,ie,js,je starting/ending subdomain i,j indices of data in the physics_window being integrated


       [integer]
    ie   
       [integer]
    js   
       [integer]
    je   
       [integer]
    Rad_time    Rad_time time at which the climatologically-determined, time-varying specified cloud fields should apply [ time_type, days and seconds]


       [time_type]
    lat    lat latitude of model points [ radians ]


       [real]
    pflux    pflux average of pressure at adjacent model levels [ (kg /( m s^2) ]


       [real]

    INPUT/OUTPUT
    Cld_spec    Cld_spec cld_specification_type variable containing the cloud specification input fields needed by the radiation package

    the following elements of Cld_spec are defined here:

    %cmxolw fraction of maximally overlapped clouds seen by the longwave radiation [ dimensionless ] %crndlw fraction of randomly overlapped clouds seen by the longwave radiation [ dimensionless ] %camtsw cloud fraction seen by the shortwave radiation; the sum of the maximally overlapped and randomly overlapped longwave cloud fractions [ dimensionless ] %nmxolw number of maximally overlapped longwave clouds in each grid column. %nrndlw number of randomly overlapped longwave clouds in each grid column. %ncldsw number of clouds seen by he shortwave radiation in each grid column. %hi_cld logical flag indicating the presence of high clouds in a grid box %mid_cld logical flag indicating the presence of middle clouds in a grid box %low_cld logical flag indicating the presence of low clouds in a grid box


       [cld_specification_type]

  4. obtain_bulk_lw_specified

    call obtain_bulk_lw_specified (is, ie, js, je, Cld_spec, & Cldrad_props)
    DESCRIPTION
    obtain_bulk_lw_specified defines bulk longwave cloud radiative properties for the specified cloud scheme.



    INPUT
    is    is,ie,js,je starting/ending subdomain i,j indices of data in the physics_window being integrated


       [integer]
    ie   
       [integer]
    js   
       [integer]
    je   
       [integer]

    INPUT/OUTPUT
    Cld_spec    Cld_spec cloud specification arrays defining the location, amount and type (hi, middle, lo) of clouds that are present, provides input to this subroutine [ cld_specification_type ]


       [cld_specification_type]
    Cldrad_props    Cldrad_props cloud radiative properties on model grid, [ cldrad_properties_type ]

    the following components of this variable are output from this routine:

    %emrndlw longwave cloud emissivity for randomly overlapped clouds in each of the longwave frequency bands [ dimensionless ] %emmxolw longwave cloud emissivity for maximally overlapped clouds in each of the longwave frequency bands [ dimensionless ]


       [cldrad_properties_type]

  5. obtain_bulk_sw_specified

    call obtain_bulk_sw_specified (is, ie, js, je, Cld_spec, & Cldrad_props)
    DESCRIPTION
    obtain_bulk_sw_specified defines bulk shortwave cloud radiative properties for the specified cloud scheme.



    INPUT
    is    is,ie,js,je starting/ending subdomain i,j indices of data in the physics_window being integrated


       [integer]
    ie   
       [integer]
    js   
       [integer]
    je   
       [integer]

    INPUT/OUTPUT
    Cld_spec    Cld_spec cloud specification arrays defining the location, amount and type (hi, middle, lo) of clouds that are present, provides input to this subroutine [ cld_specification_type ]


       [cld_specification_type]
    Cldrad_props    Cldrad_props cloud radiative properties on model grid, [ cldrad_properties_type ]

    the following components of this variable are output from this routine:

    %cirabsw absorptivity of clouds in the infrared frequency band [ dimensionless ] %cirrfsw reflectivity of clouds in the infrared frequency band [ dimensionless ] %cvisrfsw reflectivity of clouds in the visible frequency band [ dimensionless ]


       [cldrad_properties_type]


DATA SETS

None.


ERROR MESSAGES

None.


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