To change your password go to: https://www.ecmwf.int


Please be aware that in order to change your password you must know your current password. If you do not know it, please go to to How to reset my ECMWF password first.

  • Login with your ECMWF user name or email address and password

  • Click on your name where the "Log In" link was previously; a dropdown menu appears
  • Select Account

  • Click on the Change password tab

  • Under Basic Authentication click the update ECMWF Password
  • IMPORTANT: IF some time has passed since your last login, the system might decide to challenge you again to authenticate AGAIN



Minimum password requirements

When choosing your new password you must follow these rules:

  • Not the same as one of the last 10 passwords used
  • Not contain the user’s account name or part of the user’s full name that exceed two consecutive characters
  • The password is at least 12 characters long
  • The password contains characters from at least three of the following four categories::
    • Uppercase characters (A – Z)
    • Lowercase characters (a – z)
    • Base 10 digits (0 – 9)

    • Non-alphanumeric: ~,!,@,#,$,%,^,&,*,-,_,+,=,?