Article 12
— Weather information service
Implementing Regulation (EU) 2021/664
1. When providing a weather information service, U-space service providers shall:
(a) collect weather data, provided by trusted sources, to maintain safety and support operational decisions of other U-space services;
(b) provide the UAS operator with weather forecasts and actual weather information either before or during the flight.
2. The weather information service shall include, as a minimum:
(a) wind direction measured clockwise through the true north and speed in metres per second, including gusts;
(b) the height of the lowest broken or overcast layer in hundreds of feet above ground level;
(c) visibility in metres and kilometres;
(d) temperature and dew point;
(e) indicators of convective activity and precipitation;
(f) the location and time of the observation, or the valid times and locations of the forecast;
(g) appropriate QNH with geographical location of its applicability.
3. U-space service providers shall provide weather information that is up-to-date and reliable to support UAS operation.
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