Showing 1 - 12 of 23 results
Understanding Uncertainty in Weather Forecasts

Understanding Uncertainty in Weather Forecasts

Format: Interactive modules (eLearning)
Published: October 9, 2025

Learn about the main sources of uncertainty in weather forecasting and how they are addressed in early warning systems.

Cloud and precipitation parametrization 2: ice and mixed-phase microphysics

Cloud and precipitation parametrization 2: ice and mixed-phase microphysics

Format: Interactive modules (eLearning)
Published: May 15, 2023

This lesson covers key processes in ice and mixed-phase clouds and precipitation, and parametrization uncertainties.

Parametrisation of diabatic processes - Convection in the context of large-scale circulation

Parametrisation of diabatic processes - Convection in the context of large-scale circulation

Format: Interactive modules (eLearning)
Published: May 15, 2023

This lesson will take you through what convection is and the phenomena it causes.

Parametrization of diabatic processes - The mass-flux approach and the IFS scheme

Parametrization of diabatic processes - The mass-flux approach and the IFS scheme

Format: Interactive modules (eLearning)
Published: May 15, 2023

This lesson looks at the three classes of parametrization schemes and the main characteristics of the IFS scheme.

Ensemble Forecasting: Sources of forecast uncertainty (introduction)

Ensemble Forecasting: Sources of forecast uncertainty (introduction)

Format: Interactive modules (eLearning)
Published: May 15, 2023

Learn about sources of error in NWP, how they are quantified, and how ensembles are evaluated.

Cloud and precipitation parametrization 1: overview and warm-phase microphysics

Cloud and precipitation parametrization 1: overview and warm-phase microphysics

Format: Interactive modules (eLearning)
Published: May 15, 2023

Explore the key microphysical and warm-phase processes of cloud and precipitation parametrisation and their use in NWP.

Introduction to the parametrization of sub-grid processes

Introduction to the parametrization of sub-grid processes

Format: Interactive modules (eLearning)
Published: May 15, 2023

Learn how sub-grid-scale processes (not explicitly simulated in NWP), are parameterised and how challenges are overcome.

An introduction to Data Assimilation

An introduction to Data Assimilation

Format: Interactive modules (eLearning)
Published: May 15, 2023

Learn about data assimilation and how it is used to define ‘optimal' initial conditions for NWP at ECMWF.

 Sources of Uncertainty

Sources of Uncertainty

Format: Interactive modules (eLearning)
Published: May 15, 2023

Learn about uncertainties and chaotic behaviour in NWP, why ensembles are needed and how they are used at ECMWF.

Satellite observations and their role in NWP

Satellite observations and their role in NWP

Format: Interactive modules (eLearning)
Published: May 15, 2023

Learn about the role of satellite observations and measurements, and how these are assimilated and monitored for NWP.

Representing model uncertainty with stochastic physics

Representing model uncertainty with stochastic physics

Format: Interactive modules (eLearning)
Published: May 15, 2023

Explore sources of uncertainty in NWP and how this is represented in the IFS using stochastic physics.

Forecast Jumpiness: An introduction

Forecast Jumpiness: An introduction

Format: Interactive modules (eLearning)
Published: May 15, 2023

Learn about the ways in which forecast jumpiness can appear and how it can be mitigated.