Timescale: Extended Range (Sub-seasonal)

Python Climate Predictability Tool (PyCPT)

An open-source Python interface that modernizes the Climate Predictability Tool (CPT), enabling automated statistical seasonal forecasting, forecast calibration, verification, and reproducible climate forecasting workflows.

ECMWF Forecasts (ecCharts)

An interactive forecast visualization platform that provides access to ECMWF’s operational numerical weather prediction (NWP) products, ensemble forecasts, and derived forecast guidance to support weather forecasting and early warning.

XCAST

A Python-based climate forecasting toolkit designed to support statistical seasonal prediction, multi-model ensemble analysis, and reproducible forecasting workflows

WMO Information System 2.0 (WIS 2.0)

A global data exchange and interoperability framework designed to enable real-time sharing, discover, and access to weather, climate, and hydrological data across countries, institutions, and systems

WGI Interactive Atlas

A scientific data exploration and visualization platform designed to support climate change assessment, risk analysis, and decision-making by enabling users to interact with multi-model climate projections and historical datasets