CFSv2-2011 model output prepared for CMIP5 10- or 30-year run initialized in year 1980

Load in Python

from intake import open_catalog

cat = open_catalog("https://raw.githubusercontent.com/kpegion/COLA-DATASETS-CATALOG/gh-pages/intake-catalogs/sic_OImon_CFSv2-2011_decadal1980_r2i1p1.yaml")
ds=cat.netcdf.read()

Metadata

title	CFSv2-2011 model output prepared for CMIP5 10- or 30-year run initialized in year 1980
location	/shared/cmip5/data/decadal1980/seaIce/mon/OImon/sic/COLA-CFS.CFSv2-2011/r2i1p1
tags	gridded,global,model,monthly
catalog_dir	https://raw.githubusercontent.com/kpegion/COLA-DATASETS-CATALOG/gh-pages/intake-catalogs/sic_OImon_CFSv2-2011_decadal1980_r2i1p1.yaml
last updated	2013-06-14

Dataset Contents

<xarray.Dataset>
Dimensions:    (bnds: 2, lat: 360, lon: 720, time: 360)
Coordinates:
  * time       (time) float64 14.5 44.5 75.5 ... 1.088e+04 1.091e+04 1.094e+04
  * lat        (lat) float64 -90.0 -89.5 -89.0 -88.5 ... 88.0 88.5 89.0 89.5
  * lon        (lon) float64 0.25 0.75 1.25 1.75 ... 358.2 358.8 359.2 359.8
Dimensions without coordinates: bnds
Data variables:
    time_bnds  (time, bnds) float64 dask.array<chunksize=(120, 2), meta=np.ndarray>
    lat_bnds   (time, lat, bnds) float64 dask.array<chunksize=(120, 360, 2), meta=np.ndarray>
    lon_bnds   (time, lon, bnds) float64 dask.array<chunksize=(120, 720, 2), meta=np.ndarray>
    sic        (time, lat, lon) float32 dask.array<chunksize=(120, 360, 720), meta=np.ndarray>
Attributes:
    institution:            COLA (Center for Ocean-Land-Atmosphere Studies, C...
    institute_id:           COLA-CFS
    experiment_id:          decadal1980
    source:                 CFSv2-2011: atmosphere: GFS (cfs/gfs, T126L64); o...
    model_id:               CFSv2-2011
    forcing:                Nat,Ant,GHG,SD,Oz,Sl,SS,Ds,BC,MD,AA
    parent_experiment_id:   N/A
    parent_experiment_rip:  N/A
    branch_time:            0.0
    contact:                Edwin Schneider (schneide@cola.iges.org)
    references:             Model described by the paper: Suranjana Saha, Shr...
    initialization_method:  1
    physics_version:        1
    tracking_id:            3695fb94-0088-4266-96b3-fb1b6bc0f0b4
    product:                output
    experiment:             10- or 30-year run initialized in year 1980
    frequency:              mon
    creation_date:          2011-12-17T20:09:12Z
    history:                2011-12-17T20:09:12Z CMOR rewrote data to comply ...
    Conventions:            CF-1.4
    project_id:             CMIP5
    table_id:               Table OImon (26 July 2011) b40ae6f6b2a738f91076c5...
    title:                  CFSv2-2011 model output prepared for CMIP5 10- or...
    parent_experiment:      N/A
    modeling_realm:         seaIce ocean
    realization:            2
    cmor_version:           2.7.1

xarray.Dataset

Dimensions:
- bnds: 2
- lat: 360
- lon: 720
- time: 360
Coordinates: (3)
- time
  (time)
  float64
  14.5 44.5 ... 1.091e+04 1.094e+04
  bounds :
  time_bnds
  units :
  days since 1980-11-2
  calendar :
  gregorian
  axis :
  T
  long_name :
  time
  standard_name :
  time
```
array([   14.5,    44.5,    75.5, ..., 10879.5, 10910. , 10940.5])
```
- lat
  (lat)
  float64
  -90.0 -89.5 -89.0 ... 89.0 89.5
  bounds :
  lat_bnds
  units :
  degrees_north
  axis :
  Y
  long_name :
  latitude
  standard_name :
  latitude
```
array([-90. , -89.5, -89. , ...,  88.5,  89. ,  89.5])
```
- lon
  (lon)
  float64
  0.25 0.75 1.25 ... 359.2 359.8
  bounds :
  lon_bnds
  units :
  degrees_east
  axis :
  X
  long_name :
  longitude
  standard_name :
  longitude
```
array([2.5000e-01, 7.5000e-01, 1.2500e+00, ..., 3.5875e+02, 3.5925e+02,
       3.5975e+02])
```

Data variables: (4)

time_bnds

(time, bnds)

float64

dask.array<chunksize=(120, 2), meta=np.ndarray>

	Array	Chunk
Bytes	5.76 kB	1.92 kB
Shape	(360, 2)	(120, 2)
Count	9 Tasks	3 Chunks
Type	float64	numpy.ndarray

lat_bnds

(time, lat, bnds)

float64

dask.array<chunksize=(120, 360, 2), meta=np.ndarray>

	Array	Chunk
Bytes	2.07 MB	691.20 kB
Shape	(360, 360, 2)	(120, 360, 2)
Count	12 Tasks	3 Chunks
Type	float64	numpy.ndarray

lon_bnds

(time, lon, bnds)

float64

dask.array<chunksize=(120, 720, 2), meta=np.ndarray>

	Array	Chunk
Bytes	4.15 MB	1.38 MB
Shape	(360, 720, 2)	(120, 720, 2)
Count	12 Tasks	3 Chunks
Type	float64	numpy.ndarray

sic

(time, lat, lon)

float32

dask.array<chunksize=(120, 360, 720), meta=np.ndarray>

standard_name :: sea_ice_area_fraction
long_name :: Sea Ice Area Fraction
comment :: fraction of grid cell covered by sea ice.
units :: %
original_name :: sic
cell_methods :: time: mean (interval: 1 month)
cell_measures :: area: areacello
history :: 2011-12-17T20:09:11Z altered by CMOR: replaced missing value flag (9.999e+20) with standard missing value (1e+20). 2011-12-17T20:09:12Z altered by CMOR: Inverted axis: lat.
associated_files :: baseURL: http://cmip-pcmdi.llnl.gov/CMIP5/dataLocation gridspecFile: gridspec_seaIce_fx_CFSv2-2011_decadal1980_r0i0p0.nc areacello: areacello_fx_CFSv2-2011_decadal1980_r0i0p0.nc

	Array	Chunk
Bytes	373.25 MB	124.42 MB
Shape	(360, 360, 720)	(120, 360, 720)
Count	9 Tasks	3 Chunks
Type	float32	numpy.ndarray

Attributes: (27)
institution :
COLA (Center for Ocean-Land-Atmosphere Studies, Calverton, MD)
institute_id :
COLA-CFS
experiment_id :
decadal1980
source :
CFSv2-2011: atmosphere: GFS (cfs/gfs, T126L64); ocean: MOM4 (cfs/mom4, 40 levels .25 deg at eq. .50 deg near poles); sea ice: (cfsv2-seaice, 3 layer on mom4 grid, 5 category using Winton thermodynamics and modified CICE dynamics); land: NOAH (cfs/noah 2009, T126/L4)
model_id :
CFSv2-2011
forcing :
Nat,Ant,GHG,SD,Oz,Sl,SS,Ds,BC,MD,AA
parent_experiment_id :
N/A
parent_experiment_rip :
N/A
branch_time :
0.0
contact :
Edwin Schneider (schneide@cola.iges.org)
references :
Model described by the paper: Suranjana Saha, Shrinivas Moorthi, Xingren Wu, Jiande Wang, Sudhir Nadiga, Patrick Tripp, Hua-Lu Pan, David Behringer, Yu-Tai Hou, Hui-ya Chuang, Mark Iredell, Michael Ek, Jesse Meng, Rongqian Yang, Huug van den Dool, Qin Zhang, Wanqiu Wang, Mingyue Chen, 2011 : The NCEP Climate Forecast System Version 2. (To be submitted to the Journal of Climate.) and also the paper: Saha, Suranjana, and Coauthors, 2010: The NCEP Climate Forecast System Reanalysis. Bull. Amer. Meteor. Soc., 91, 1015.1057. doi: 10.1175/2010BAMS3001.1. Also see http://cfs.ncep.noaa.gov
initialization_method :
1
physics_version :
1
tracking_id :
3695fb94-0088-4266-96b3-fb1b6bc0f0b4
product :
output
experiment :
10- or 30-year run initialized in year 1980
frequency :
mon
creation_date :
2011-12-17T20:09:12Z
history :
2011-12-17T20:09:12Z CMOR rewrote data to comply with CF standards and CMIP5 requirements.
Conventions :
CF-1.4
project_id :
CMIP5
table_id :
Table OImon (26 July 2011) b40ae6f6b2a738f91076c512dcfee1a5
title :
CFSv2-2011 model output prepared for CMIP5 10- or 30-year run initialized in year 1980
parent_experiment :
N/A
modeling_realm :
seaIce ocean
realization :
2
cmor_version :
2.7.1