mean daily NMC reanalysis (1999)

Load in Python

from intake import open_catalog

cat = open_catalog("https://raw.githubusercontent.com/kpegion/COLA-DATASETS-CATALOG/gh-pages/intake-catalogs/vwnd.10m.gauss.yaml")
ds=cat.netcdf.read()

Metadata

title	mean daily NMC reanalysis (1999)
location	/shared/subx/verif/vas/daily/orig
tags	verif,model,daily
catalog_dir	https://raw.githubusercontent.com/kpegion/COLA-DATASETS-CATALOG/gh-pages/intake-catalogs/vwnd.10m.gauss.yaml
last updated	2018-06-25

Dataset Contents

<xarray.Dataset>
Dimensions:  (lat: 94, lon: 192, time: 6940)
Coordinates:
  * lat      (lat) float32 88.542 86.6531 84.7532 ... -84.7532 -86.6531 -88.542
  * lon      (lon) float32 0.0 1.875 3.75 5.625 ... 352.5 354.375 356.25 358.125
  * time     (time) float64 1.744e+06 1.744e+06 ... 1.911e+06 1.911e+06
Data variables:
    vwnd     (time, lat, lon) float32 dask.array<chunksize=(365, 94, 192), meta=np.ndarray>
Attributes:
    Conventions:    COARDS
    title:          mean daily NMC reanalysis (1999)
    description:    Data is from NMC initialized reanalysis
(4x/day).  It co...
    platform:       Model
    history:        created 99/01/04 by Hoop (netCDF2.3)
Converted to chunke...
    References:     http://www.esrl.noaa.gov/psd/data/gridded/data.ncep.reana...
    dataset_title:  NCEP-NCAR Reanalysis 1

xarray.Dataset

Dimensions:
- lat: 94
- lon: 192
- time: 6940

Coordinates: (3)

lat

(lat)

float32

88.542 86.6531 ... -86.6531 -88.542

units :: degrees_north
actual_range :: [ 88.542 -88.542]
long_name :: Latitude
standard_name :: latitude
axis :: Y

array([ 88.542   ,  86.6531  ,  84.7532  ,  82.8508  ,  80.9473  ,  79.0435  ,
        77.1394  ,  75.2351  ,  73.3307  ,  71.4262  ,  69.5217  ,  67.6171  ,
        65.7125  ,  63.8079  ,  61.9033  ,  59.9986  ,  58.0939  ,  56.1893  ,
        54.2846  ,  52.3799  ,  50.4752  ,  48.5705  ,  46.6658  ,  44.7611  ,
        42.8564  ,  40.9517  ,  39.047   ,  37.1422  ,  35.2375  ,  33.3328  ,
        31.4281  ,  29.5234  ,  27.6186  ,  25.7139  ,  23.8092  ,  21.9044  ,
        19.9997  ,  18.095   ,  16.1902  ,  14.2855  ,  12.3808  ,  10.47604 ,
         8.57131 ,   6.66657 ,   4.76184 ,   2.8571  ,   0.952368,  -0.952368,
        -2.8571  ,  -4.76184 ,  -6.66657 ,  -8.57131 , -10.47604 , -12.3808  ,
       -14.2855  , -16.1902  , -18.095   , -19.9997  , -21.9044  , -23.8092  ,
       -25.7139  , -27.6186  , -29.5234  , -31.4281  , -33.3328  , -35.2375  ,
       -37.1422  , -39.047   , -40.9517  , -42.8564  , -44.7611  , -46.6658  ,
       -48.5705  , -50.4752  , -52.3799  , -54.2846  , -56.1893  , -58.0939  ,
       -59.9986  , -61.9033  , -63.8079  , -65.7125  , -67.6171  , -69.5217  ,
       -71.4262  , -73.3307  , -75.2351  , -77.1394  , -79.0435  , -80.9473  ,
       -82.8508  , -84.7532  , -86.6531  , -88.542   ], dtype=float32)

lon

(lon)

float32

0.0 1.875 3.75 ... 356.25 358.125

units :: degrees_east
long_name :: Longitude
actual_range :: [ 0. 358.125]
standard_name :: longitude
axis :: X

array([  0.   ,   1.875,   3.75 ,   5.625,   7.5  ,   9.375,  11.25 ,  13.125,
        15.   ,  16.875,  18.75 ,  20.625,  22.5  ,  24.375,  26.25 ,  28.125,
        30.   ,  31.875,  33.75 ,  35.625,  37.5  ,  39.375,  41.25 ,  43.125,
        45.   ,  46.875,  48.75 ,  50.625,  52.5  ,  54.375,  56.25 ,  58.125,
        60.   ,  61.875,  63.75 ,  65.625,  67.5  ,  69.375,  71.25 ,  73.125,
        75.   ,  76.875,  78.75 ,  80.625,  82.5  ,  84.375,  86.25 ,  88.125,
        90.   ,  91.875,  93.75 ,  95.625,  97.5  ,  99.375, 101.25 , 103.125,
       105.   , 106.875, 108.75 , 110.625, 112.5  , 114.375, 116.25 , 118.125,
       120.   , 121.875, 123.75 , 125.625, 127.5  , 129.375, 131.25 , 133.125,
       135.   , 136.875, 138.75 , 140.625, 142.5  , 144.375, 146.25 , 148.125,
       150.   , 151.875, 153.75 , 155.625, 157.5  , 159.375, 161.25 , 163.125,
       165.   , 166.875, 168.75 , 170.625, 172.5  , 174.375, 176.25 , 178.125,
       180.   , 181.875, 183.75 , 185.625, 187.5  , 189.375, 191.25 , 193.125,
       195.   , 196.875, 198.75 , 200.625, 202.5  , 204.375, 206.25 , 208.125,
       210.   , 211.875, 213.75 , 215.625, 217.5  , 219.375, 221.25 , 223.125,
       225.   , 226.875, 228.75 , 230.625, 232.5  , 234.375, 236.25 , 238.125,
       240.   , 241.875, 243.75 , 245.625, 247.5  , 249.375, 251.25 , 253.125,
       255.   , 256.875, 258.75 , 260.625, 262.5  , 264.375, 266.25 , 268.125,
       270.   , 271.875, 273.75 , 275.625, 277.5  , 279.375, 281.25 , 283.125,
       285.   , 286.875, 288.75 , 290.625, 292.5  , 294.375, 296.25 , 298.125,
       300.   , 301.875, 303.75 , 305.625, 307.5  , 309.375, 311.25 , 313.125,
       315.   , 316.875, 318.75 , 320.625, 322.5  , 324.375, 326.25 , 328.125,
       330.   , 331.875, 333.75 , 335.625, 337.5  , 339.375, 341.25 , 343.125,
       345.   , 346.875, 348.75 , 350.625, 352.5  , 354.375, 356.25 , 358.125],
      dtype=float32)

time
(time)
float64
1.744e+06 1.744e+06 ... 1.911e+06
long_name :
Time
delta_t :
0000-00-01 00:00:00
avg_period :
0000-00-01 00:00:00
standard_name :
time
axis :
T
units :
hours since 1800-01-01 00:00:0.0
```
array([1744392., 1744416., 1744440., ..., 1910880., 1910904., 1910928.])
```

Data variables: (1)

vwnd

(time, lat, lon)

float32

dask.array<chunksize=(365, 94, 192), meta=np.ndarray>

long_name :: mean Daily v-wind at 10 m
units :: m/s
precision :: 2
GRIB_id :: 34
GRIB_name :: V GRD
var_desc :: v-wind
dataset :: NCEP Reanalysis Daily Averages
level_desc :: 10 m
statistic :: Mean
parent_stat :: Individual Obs
actual_range :: [-23.039993 24.970001]
valid_range :: [-102.2 102.2]

	Array	Chunk
Bytes	501.01 MB	26.42 MB
Shape	(6940, 94, 192)	(366, 94, 192)
Count	57 Tasks	19 Chunks
Type	float32	numpy.ndarray

Attributes: (7)
Conventions :
COARDS
title :
mean daily NMC reanalysis (1999)
description :
Data is from NMC initialized reanalysis (4x/day). It consists of T62 variables interpolated to pressure surfaces from model (sigma) surfaces.
platform :
Model
history :
created 99/01/04 by Hoop (netCDF2.3) Converted to chunked, deflated non-packed NetCDF4 2014/09
References :
http://www.esrl.noaa.gov/psd/data/gridded/data.ncep.reanalysis.html
dataset_title :
NCEP-NCAR Reanalysis 1