Python code to calculate Lamb circulation types for the northern hemisphere derived from historical CMIP simulations and reanalysis data

This is a collection of Python scripts and functions used to calculate the dataset: " Lamb circulation types for the northern hemisphere derived from historical CMIP simulations and reanalysis data", doi: 10.5281/zenodo.4452081 For further information, please refer to: Brands, S (2021): A circulation-based performance atlas of the CMIP5 and 6 models for regional climate studies in the northern hemisphere, Geoscientific Model Development, doi: 10.5194/gmd-2020-418 or contact: Swen Brands, swen.brands@gmail.com Thanks for your interest in my work. Update history: Version 2 contains an updated version of This zenodo entry is related with 10.5281/zenodo.445208