Part 131 (Balloons and Hot Air Airships) Manual of Standards 2024
Part 12FLIGHT PREPARATION
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CHAPTER 12 FLIGHT PREPARATION
12.01 Purpose
For subregulation 131.340 (1), this Chapter prescribes requirements relating to flight preparation and weather assessments for a Part 131 aircraft (the flight preparation (weather assessments) requirements).
12.02 Flight preparation (weather assessments) requirements
(1) Subject to subsections (2) and (3), the pilot in command must study:
(a) authorised weather forecasts and authorised weather reports (including any expected changes to surface conditions and forecast winds) that apply for the period from commencement of the flight until 2 hours after the planned landing time; and
(b) any other reasonably available weather information that is relevant to the intended operation.
(2) If the information mentioned in paragraph (1) (a) is studied more than 2 hours before commencing the flight, the pilot in command must obtain, and review, an update to that information before the flight begins.
(3) The pilot in command must study the materials mentioned in subsections (1) and (2) as they apply to:
(a) the planned flying area; and
(b) for a flight in controlled airspace — any relevant aerodrome within 10 NM of the planned flying area.