CLIVAR Asian-Australian Monsoon Intercomparison Project (MMIP) : Output variables for GFDL/EP Ensemble experiment

 

Analysis Objectives:

- Monsoon and ENSO anomalies for 1997-98 period

- Intraseasonal Oscillation

- Atmosphere-Ocean interaction

 

Table of output variables (from all 10 ensemble experiements + AMIP Climatology)

    Data period

    		 

    Output type

    		 

    Variables
    (dataset file name)

    		  

    Units

    		 

    Level

    (hPa)
     

    1 SEP 1996-

    31 DEC1998

    (AMIP Climatology for Jan-> Dec)

    		  

    Daily

    (10 Exper. Only)

    		  Zonal wind(U)
    (u_level_daily...)    		  

    m/s

    		 

    850,200

     Meridional wind(V)
    (v_level_daily...)    		  

    m/s

     Precipitation rate
    (precip_daily...)    		  

    kg/(m2* s)

    		 

    SFC

     

    Monthly

    (10 Exper. + AMIP Climatology)

    		  Sea level pressure
    (psl ...)    		  

    hPa

    		 

    Single Level
     Surface temperature
    (tstr...)    		  

    K

     Precipitation rate
    (prcp..)    		  

    kg/(m2* s)

     Snow cover(percent area) - NA  

    %

     Snow depth (water equivalent)
    (snow...)    		  

    kg/m2

     Total soil water content -> 2nd level soil water
    (solm2...)    		  

    kg/m2

    Surface soil water content(upper 0.1m)
    (solm...)    		  

    kg/m2

    Total cloud amount
    (tcld...)    		  

    %

     Zonal wind stress
    (ustr...)    		  

    N/m2

     Meridional wind stress
    (vstr...)    		  

    N/m2

     Surface albedo
    (albedo ...)    		  

    %

     Latent heat flux at surface
    (evap...)    		  

    W/m2

    sensible heat flux at surface
    (shfx ...)    		  

    W/m2

    outgoing LW at TOA
    (olr ...)    		  

    W/m2

    incoming SW at TOA
    (insw ...)    		 W/m2
    outgoing SW at TOA
    (outsw ...)    		 W/m2
    net downward SW at TOA
    (nswt ...)    		  

    W/m2

    clear sky outgoing LW at TOA
    (clolr ...)    		  

    W/m2

    clear sky incoming SW at TOA
    (clinsw ...)
    (clinsw = insw)    		 W/m2
    clear sky outgoing SW at TOA
    (cloutsw ...)    		 W/m2
    clear sky net downward SW at TOA
    (clnswt ...)    		  

    W/m2

    net upward LW at surface
    (nlwb ...)
    		  

    W/m2

    downward SW at surface
    (dswb...)    		 W/m2
    upward SW at surface
    (uswb...)    		 W/m2
    net downward SW at surface
    (nswb...)    		  

    W/m2

    clear sky net upward LW at surface
    (clnlwb ...)    		  

    W/m2

    clear sky downward SW at surface
    (cldswb...)    		 W/m2
    clear sky upward SW at surface
    (cluswb...)    		 W/m2
    clear sky net downward SW at surface
    (clnswb ...)    		  

    W/m2

     

    zonal wind(U)
    (u_level ...)

    		  

    m/s

    		 

    10 levels

    (1000,850,700,500,300,200,100,70,50,20)
     

    meridional wind(V)
    (v_level ...)

    		  

    m/s

     

    vertical p-velocity(omega)
    (w_level ...)

    		  

    Pa/s

     

    Temperature
    (t_level ...)

    		  

    K

     

    geopotential height
    (z_level ...)

    		  

    m

     

    specific humidity -> Mixing Ratio
    (q_level ...)

    		  

    kg/kg

     
    cloud amount
    (hcld...,mcld...,lcld...)


    %

      high, middle, low

    GCM = T42L18 -> 128lons x 64 gaussian lats.

    Dataset information:

    Ensemble experiments designated atm[1,2,...9,0]MMIP ->


    AMIP experiment designated atm1AMIP2

    Each record cosnists of 128x64 data words

    Each field above is available as a time series file of 32 bit IEEE records.

    Daily Files -> 730 daily records for each day from 01 Sep 96 -> 31 Aug 98

    Monthly Files -> 28 monthly mean recs for each month from Sep 96 -> Dec 98

    AMIP Climatological Monthly Files -> 12 recs, for Jan-> Dec averaged for 1980-1998

    Note: There is no Snow Cover (percent area) available and Tot. Soil Water is replaced with Lev 2  Soil Water