IMC stands for instrument meteorological conditions and VMC stands for visual meteorological conditions. These terms are related to the meteorological conditions during a flight and are the basis for a pilot to decide whether to use IFR or VFR.
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IMC stands for instrument meteorological conditions and VMC stands for visual meteorological conditions. These terms are related to the meteorological conditions during a flight and are the basis for a pilot to decide whether to use IFR or VFR.