Ensemble mean weekly anomalies
Forecast User Guide: Graphical Output
2-metre temperature
z500 (North Pole projection)
Regime products
Forecast User Guide: Extended Range Regime Charts
For discussion around the utility and verification, see: https://www.ecmwf.int/en/newsletter/158/meteorology/new-product-flag-risk-cold-spells-europe-weeks-ahead
Extended Range Two-dimensional Regime diagram
Extended Range Weather Regime Frequency histogram
Composites of 2-metre temperature for the 4 Euro-Atlantic regimes
NAO+, Scandinavian Blocking, NAO-, Atlantic Ridge