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Table of Contents

Info

See Brief request syntax to understand each keyword.

We have created some request examples. You can see the explanation and then a link to the ECMWF Public Dataset web interface.

When click to the "ECMWF Public Dataset web interface" link, the values will be pre-selected. To see the script you have to use "View MARS Request" button.

ERA-Interim Surface

  • 2m temperature

...

  • (165.128), 10m u wind component(166.128), 10m v wind component(167.128).
  • July 2014
  • Time: 00,06,12,18 UTC
  • Step: 0

ECMWF Public Dataset web interface

A basic example

Code Block
languagepy
#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer
   
server = ECMWFDataServer()
   
server.retrieve({
    'stream'    : "oper",
    'levtype'   : "sfc",
    'param'     : "165.128/166.128/167.128",
    'dataset'   : "interim",
    'step'      : "0",
    'grid'      : "0.75/0.75",
    'time'      : "00/06/12/18",
    'date'      : "2014-07-01/to/2014-07-31",
    'type'      : "an",
    'class'     : "ei",
    'target'    : "interim_2014-07-01to2014-07-31_00061218.grib"
})

ERA-Interim Monthly Means of Daily Means

2m temperature. dataset browser


Add 'format' : "netcdf" to request the data in NetCDF format instead of grib

Code Block
languagepy
titleSame request NetCDF format
#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer
   
server = ECMWFDataServer()
   
server.retrieve({
    'stream'    : "

...

oper",
    'levtype'   : "sfc",
    'param'     : "165.128/166.128/167.128",
    'dataset'   : "interim",
    '

...

step'      : "0

...

",
    '

...

grid'      : "

...

 

TIGGE

...

languagepy

...

0.75/0.75",
    '

...

time' 

...

 

...

    

...

: "

...

00/

...

06/

...

12/

...

18",
    '

...

date' 

...

 

...

    

...

: "

...

2014-07-01/to/

...

2014-07-31",
    '

...

type'    

...

 

...

 

...

: "

...

an",
    '

...

class'     : "

...

ei",
    

...

'

...

format'    : "

...

netcdf",
   

...

 '

...

target'    : "

...

interim_2014-07-01to2014-07-31_00061218.nc"
 })

Specify the desired sub-area of data to be extracted

ERA-Interim Model Levels

...

Code Block
languagepy
titleSame request NetCDF format
#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer
   
server = ECMWFDataServer()
   
server.retrieve({
    'stream'    : "oper",
    '

...

levtype'   : "

...

sfc",
    'param'     : "

...

165.128/

...

166.128/

...

167.128

...

",
    'dataset'   : "interim",
    'step'      : "0",
    'grid'      : "0.75/0.75",
    'time'      : "00/06/12/18",
    'date'      : "2014-

...

07-01/to/2014-

...

07-

...

31",
    'type'      : "an",
    'class'     : "ei",
    '

...

ERA-Interim Pressure Levels

Cloud cover, relative humidity, Specific cloud ice water content, temperature. All the levels. dataset browser

...

languagepy

...

area'      : "

...

73.5/

...

-27/

...

33/45",
    

...

'

...

format'    : "

...

netcdf",
   

...

 '

...

target'    

...

: "

...

interim_2014-07-01to2014-07-31_00061218.nc"
 })

ERA-Interim Monthly Means of Daily Means

  • 2m temperature.
  • May 2014 mean

ECMWF Public Dataset web interface

ERA-Interim Model Levels

  • 2m temperature(165.128), 10m u wind component(166.128), 10m v wind component(167.128).
  • June 2014
  • Time: 00,06,12,18 UTC
  • Step: 0
  • 60 model levels

ECMWF Public Dataset web interface

ERA-Interim Pressure Levels

  • Cloud cover, relative humidity, Specific cloud ice water content, temperature.
  • All the pressure levels.
  • March 2014

ECMWF Public Dataset web interface