WCT Version before 4.0.0: The Java Runtime Environment (JRE) Version 1.7 (also known as Java 7) or greater must be installed.
WCT Version 4.0.0 or after: The Java Runtime Environment (JRE) Version 1.8 (also known as Java 8) or greater must be installed.
Administrator privileges are not needed to use the Weather and Climate Toolkit. Simply download the application as a zip file, unzip and: double-click the 'wct.exe' (Windows), double-click the WCT Application (Mac), or run the 'wct-viewer' script (Linux).
Administrative privileges are needed to:
User Computer Minimum RAM: