CCSM4 model output prepared for CMIP5 AMIP

Load in Python

from intake import open_catalog

cat = open_catalog("https://raw.githubusercontent.com/kpegion/COLA-DATASETS-CATALOG/gh-pages/intake-catalogs/clt_Amon_CCSM4_amip_r7i1p1.yaml")
ds=cat.netcdf.read()

Metadata

title	CCSM4 model output prepared for CMIP5 AMIP
location	/shared/cmip5/data/amip/atmos/mon/Amon/clt/NCAR.CCSM4/r7i1p1
tags	gridded,global,model,monthly
catalog_dir	https://raw.githubusercontent.com/kpegion/COLA-DATASETS-CATALOG/gh-pages/intake-catalogs/clt_Amon_CCSM4_amip_r7i1p1.yaml
last updated	2013-08-29

Dataset Contents

<xarray.Dataset>
Dimensions:    (bnds: 2, lat: 192, lon: 288, time: 360)
Coordinates:
  * time       (time) float64 15.5 45.0 74.5 ... 1.748e+03 1.779e+03 1.81e+03
  * lat        (lat) float64 -90.0 -89.06 -88.12 -87.17 ... 88.12 89.06 90.0
  * lon        (lon) float64 0.0 1.25 2.5 3.75 5.0 ... 355.0 356.2 357.5 358.8
Dimensions without coordinates: bnds
Data variables:
    time_bnds  (time, bnds) float64 dask.array<chunksize=(324, 2), meta=np.ndarray>
    lat_bnds   (time, lat, bnds) float64 dask.array<chunksize=(324, 192, 2), meta=np.ndarray>
    lon_bnds   (time, lon, bnds) float64 dask.array<chunksize=(324, 288, 2), meta=np.ndarray>
    clt        (time, lat, lon) float32 dask.array<chunksize=(324, 192, 288), meta=np.ndarray>
Attributes:
    institution:                  NCAR (National Center for Atmospheric Resea...
    institute_id:                 NCAR
    experiment_id:                amip
    source:                       CCSM4
    model_id:                     CCSM4
    forcing:                      Sl GHG Vl SS Ds SA BC MD OC Oz AA
    parent_experiment_id:         historical
    parent_experiment_rip:        r10i1p1
    branch_time:                  19.0
    contact:                      cesm_data@ucar.edu
    comment:                      CESM home page: http://www.cesm.ucar.edu
    references:                   Gent P. R., et.al. 2011: The Community Clim...
    initialization_method:        1
    physics_version:              1
    tracking_id:                  b727d751-f876-4d92-98dd-88d98769c576
    acknowledgements:             The CESM project is supported by the Nation...
    cesm_casename:                f40.amip_cosp.cam4.1deg.001
    cesm_repotag:                 cesm1_0_beta20
    cesm_compset:                 F_AMIP_CN
    resolution:                   f09_g16 (0.9x1.25_gx1v6)
    forcing_note:                 Additional information on the external forc...
    processed_by:                 strandwg on mirage3 at 20120718  -112310.714
    processing_code_information:  Last Changed Rev: 1032 Last Changed Date: 2...
    product:                      output
    experiment:                   AMIP
    frequency:                    mon
    creation_date:                2012-07-18T17:23:10Z
    history:                      2012-07-18T17:23:10Z CMOR rewrote data to c...
    Conventions:                  CF-1.4
    project_id:                   CMIP5
    table_id:                     Table Amon (12 January 2012) 4996d487f7a657...
    title:                        CCSM4 model output prepared for CMIP5 AMIP
    parent_experiment:            historical
    modeling_realm:               atmos
    realization:                  7
    cmor_version:                 2.8.1

xarray.Dataset

Dimensions:
- bnds: 2
- lat: 192
- lon: 288
- time: 360

Coordinates: (3)

time
(time)
float64
15.5 45.0 ... 1.779e+03 1.81e+03
bounds :
time_bnds
calendar :
noleap
axis :
T
long_name :
time
standard_name :
time
```
array([  15.5,   45. ,   74.5, ..., 1748.5, 1779. , 1809.5])
```

lat

(lat)

float64

-90.0 -89.06 -88.12 ... 89.06 90.0

bounds :: lat_bnds
units :: degrees_north
axis :: Y
long_name :: latitude
standard_name :: latitude

array([-90.      , -89.057594, -88.115181, -87.172775, -86.23037 , -85.287956,
       -84.345551, -83.403145, -82.460732, -81.518326, -80.575912, -79.633507,
       -78.691101, -77.748688, -76.806282, -75.863876, -74.921463, -73.979057,
       -73.036652, -72.094238, -71.151833, -70.209427, -69.267014, -68.324608,
       -67.382202, -66.439789, -65.497383, -64.554977, -63.612564, -62.670158,
       -61.727749, -60.785339, -59.842934, -58.900524, -57.958115, -57.015705,
       -56.073299, -55.13089 , -54.18848 , -53.246075, -52.303665, -51.361256,
       -50.41885 , -49.47644 , -48.534031, -47.591621, -46.649216, -45.706806,
       -44.764397, -43.821991, -42.879581, -41.937172, -40.994766, -40.052357,
       -39.109947, -38.167538, -37.225132, -36.282722, -35.340313, -34.397907,
       -33.455498, -32.513088, -31.570681, -30.628273, -29.685863, -28.743456,
       -27.801046, -26.858639, -25.916231, -24.973822, -24.031414, -23.089005,
       -22.146597, -21.204189, -20.26178 , -19.319372, -18.376963, -17.434555,
       -16.492147, -15.549738, -14.607329, -13.664922, -12.722513, -11.780105,
       -10.837696,  -9.895288,  -8.95288 ,  -8.010471,  -7.068063,  -6.125654,
        -5.183246,  -4.240838,  -3.298429,  -2.356021,  -1.413613,  -0.471204,
         0.471204,   1.413613,   2.356021,   3.298429,   4.240838,   5.183246,
         6.125654,   7.068063,   8.010471,   8.95288 ,   9.895288,  10.837696,
        11.780105,  12.722513,  13.664922,  14.607329,  15.549738,  16.492147,
        17.434555,  18.376963,  19.319372,  20.26178 ,  21.204189,  22.146597,
        23.089005,  24.031414,  24.973822,  25.916231,  26.858639,  27.801046,
        28.743456,  29.685863,  30.628273,  31.570681,  32.513088,  33.455498,
        34.397907,  35.340313,  36.282722,  37.225132,  38.167538,  39.109947,
        40.052357,  40.994766,  41.937172,  42.879581,  43.821991,  44.764397,
        45.706806,  46.649216,  47.591621,  48.534031,  49.47644 ,  50.41885 ,
        51.361256,  52.303665,  53.246075,  54.18848 ,  55.13089 ,  56.073299,
        57.015705,  57.958115,  58.900524,  59.842934,  60.785339,  61.727749,
        62.670158,  63.612564,  64.554977,  65.497383,  66.439789,  67.382202,
        68.324608,  69.267014,  70.209427,  71.151833,  72.094238,  73.036652,
        73.979057,  74.921463,  75.863876,  76.806282,  77.748688,  78.691101,
        79.633507,  80.575912,  81.518326,  82.460732,  83.403145,  84.345551,
        85.287956,  86.23037 ,  87.172775,  88.115181,  89.057594,  90.      ])

lon
(lon)
float64
0.0 1.25 2.5 ... 356.2 357.5 358.8
bounds :
lon_bnds
units :
degrees_east
axis :
X
long_name :
longitude
standard_name :
longitude
```
array([  0.  ,   1.25,   2.5 , ..., 356.25, 357.5 , 358.75])
```

Data variables: (4)

time_bnds

(time, bnds)

float64

dask.array<chunksize=(324, 2), meta=np.ndarray>

	Array	Chunk
Bytes	5.76 kB	5.18 kB
Shape	(360, 2)	(324, 2)
Count	6 Tasks	2 Chunks
Type	float64	numpy.ndarray

lat_bnds

(time, lat, bnds)

float64

dask.array<chunksize=(324, 192, 2), meta=np.ndarray>

	Array	Chunk
Bytes	1.11 MB	995.33 kB
Shape	(360, 192, 2)	(324, 192, 2)
Count	8 Tasks	2 Chunks
Type	float64	numpy.ndarray

lon_bnds

(time, lon, bnds)

float64

dask.array<chunksize=(324, 288, 2), meta=np.ndarray>

	Array	Chunk
Bytes	1.66 MB	1.49 MB
Shape	(360, 288, 2)	(324, 288, 2)
Count	8 Tasks	2 Chunks
Type	float64	numpy.ndarray

clt

(time, lat, lon)

float32

dask.array<chunksize=(324, 192, 288), meta=np.ndarray>

standard_name :: cloud_area_fraction
long_name :: Total Cloud Fraction
comment :: CLDTOT unit conversion, CMIP5_table_comment: for the whole atmospheric column, as seen from the surface or the top of the atmosphere. Include both large-scale and convective cloud.
units :: %
original_name :: CLDTOT
original_units :: 1
history :: 2012-07-18T17:23:10Z altered by CMOR: Converted units from '1' to '%'. 2012-07-18T17:23:10Z altered by CMOR: Reordered dimensions, original order: lat lon time.
cell_methods :: time: mean (interval: 30 days)
cell_measures :: area: areacella
associated_files :: baseURL: http://cmip-pcmdi.llnl.gov/CMIP5/dataLocation gridspecFile: gridspec_atmos_fx_CCSM4_amip_r0i0p0.nc areacella: areacella_fx_CCSM4_amip_r0i0p0.nc

	Array	Chunk
Bytes	79.63 MB	71.66 MB
Shape	(360, 192, 288)	(324, 192, 288)
Count	6 Tasks	2 Chunks
Type	float32	numpy.ndarray

Attributes: (36)
institution :
NCAR (National Center for Atmospheric Research) Boulder, CO, USA
institute_id :
NCAR
experiment_id :
amip
source :
CCSM4
model_id :
CCSM4
forcing :
Sl GHG Vl SS Ds SA BC MD OC Oz AA
parent_experiment_id :
historical
parent_experiment_rip :
r10i1p1
branch_time :
19.0
contact :
cesm_data@ucar.edu
comment :
CESM home page: http://www.cesm.ucar.edu
references :
Gent P. R., et.al. 2011: The Community Climate System Model version 4. J. Climate, doi: 10.1175/2011JCLI4083.1
initialization_method :
1
physics_version :
1
tracking_id :
b727d751-f876-4d92-98dd-88d98769c576
acknowledgements :
The CESM project is supported by the National Science Foundation and the Office of Science (BER) of the U.S. Department of Energy. NCAR is sponsored by the National Science Foundation. This research used resources of the National Energy Research Scientific Computing Center, which is supported by the Office of Science (BER) of the U.S. Department of Energy under Contract No. DE-AC02-05CH11231
cesm_casename :
f40.amip_cosp.cam4.1deg.001
cesm_repotag :
cesm1_0_beta20
cesm_compset :
F_AMIP_CN
resolution :
f09_g16 (0.9x1.25_gx1v6)
forcing_note :
Additional information on the external forcings used in this experiment can be found at http://www.cesm.ucar.edu/CMIP5/forcing_information
processed_by :
strandwg on mirage3 at 20120718 -112310.714
processing_code_information :
Last Changed Rev: 1032 Last Changed Date: 2012-07-17 14:30:32 -0600 (Tue, 17 Jul 2012) Repository UUID: d2181dbe-5796-6825-dc7f-cbd98591f93d
product :
output
experiment :
AMIP
frequency :
mon
creation_date :
2012-07-18T17:23:10Z
history :
2012-07-18T17:23:10Z CMOR rewrote data to comply with CF standards and CMIP5 requirements.
Conventions :
CF-1.4
project_id :
CMIP5
table_id :
Table Amon (12 January 2012) 4996d487f7a65749098d9cc0dccb4f8d
title :
CCSM4 model output prepared for CMIP5 AMIP
parent_experiment :
historical
modeling_realm :
atmos
realization :
7
cmor_version :
2.8.1