Showing 13 - 24 of 32 results

Ensemble Forecasting: Sources of forecast uncertainty (introduction)

Format: Interactive modules (eLearning)

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

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

Format: Interactive modules (eLearning)

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

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

Format: Interactive modules (eLearning)

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

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

Format: Interactive modules (eLearning)

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

The Extreme Forecast Index (EFI) and the Shift Of Tail (SOT) index

Format: Interactive modules (eLearning)

Learn how EFI, SOT and Model Climate are built and provide forecast guidance for extreme, or severe weather events.

Land surface: introduction to cold processes

Format: Interactive modules (eLearning)

Learn about the unique role of snow in forecasting, from short-range to seasonal time scales.

Forecast Jumpiness: An introduction

Format: Interactive modules (eLearning)

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

The ECMWF sub-seasonal (extended range) forecasts: Introduction

Format: Interactive modules (eLearning)

Learn about sources of predictability, seasonal forecast skill and the ECMWF sub-seasonal forecasting system.

Representing model uncertainty with stochastic physics

Format: Interactive modules (eLearning)

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

Satellite observations and their role in NWP

Format: Interactive modules (eLearning)

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

Seasonal forecasting

Format: Interactive modules (eLearning)

Learn about seasonal predictability, how numerical seasonal forecast models work and their outputs.

Sources of Uncertainty

Format: Interactive modules (eLearning)

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