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Instrument Rating Exam · Practice
IREX.3.2.3Topic: Given air temperature in clear air or in cloud, determine approximate height of freezing level (3°C/1,000 ft clear air; 1.5°C in cloud).(clear)
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MeteorologyGiven air temperature in clear air or in cloud, determine approximate height of freezing level (3°C/1,000 ft clear air; 1.5°C in cloud).· medium
Using the standard rule of thumb, if the surface temperature (MSL) is +20°C on a clear day, at approximately what altitude will the freezing level be found?
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