4MIDABLE - Requirement/Benefit Definition Study Leading to 4-D Meteorological Databases Linked Across Europe
Overview
Background & policy context:
Forecasts of wind in the upper atmosphere are used quantitatively for
flight planning. The calculated flight times are derived directly from the
numerical wind data, together with route and aircraft information.
Existing studies show that considerable benefits would stem from higher
accuracy of weather forecasting, such as the opportunity to carry a
smaller contingency of fuel on board an aircraft (reducing fuel use).
Objectives:
The objective of the 4MIDABLE project was to specify the requirements for
the meteorological aspects of operational prediction of future aircraft
position, in four dimensions. Both short-term prediction (20 minutes
ahead) and longer term forecasting were addressed, including air traffic
flow management issues. The main aspects of weather under consideration
were wind, anti-icing, fog and severe convective clouds.
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