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Note
This method is only supported to on UNIX/Linux and Windows platforms with Python. No assumption should be made regarding service availability and individual user support.


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titleStep-by-step guide

This method allows users to download ECMWF public datasets in a programmatic way.

  1. Install ECMWF key
  2. Install client librariesPython
  3. Client libraries
  4. Check data availability
  5. Choose dataset
  6. Script examples

  7. Request syntax

    More clients

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key

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  1. If you don't have an account, please self register at https://apps.ecmwf.int/registration/ and then go to the steps below.

  2. login https://apps.ecmwf.int/auth/login/

  3. retrieve you key at https://api.ecmwf.int/v1/key/

  4. Copy the information in this page and paste it in the file $HOME/.ecmwfapirc

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title$HOME/.ecmwfapirc
{
    "url"   : "https://api.ecmwf.int/v1",
    "key"   : "XXXXXXXXXXXXXXXXXXXXXX",
    "email" : "john.smith@example.com"
}

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Install ECMWF API Key
Install ECMWF API Key

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clientlibraries

Be aware that at the moment the ecmwfapi python library  requires Python 2.7.x. Support for Python 3 may come in the future.

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Python

You can install the ecmwfapi python library by running:

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sudo pip install https://software.ecmwf.int/wiki/download/attachments/47287906/ecmwf-api-client-python.tgz

If you cannot run the sudo or pip commands, just download the ecmwf-api-client-python.tgz. Extract its content and copy the module ecmwfapi to a directory pointed by the environment variable PYTHONPATH.

Warning
Install ECMWF Web API Python client library
Install ECMWF Web API Python client library
 

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availability

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titleRequest syntax

See Brief request syntax 

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Client Libraries
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We also have some API for several client languages. Note that PYTHON is the most tested and supported.

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pageWhat is ECMWF WebAPI

Perl

You need to download the clien, extract its content and to a directory pointed by the environment variable  PERL5LIB . This code relies on the JSON perl module, as well as libwww-perl and Crypt::SSLeay.

Java

You need to download the client and you will also need the Java JSON package.

 

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