Know the names of at least two cloud types at each of the low, middle and high cloud levels, and demonstrate his ability to recognize these clouds. Be familiar with the formation of afternoon cloud and its relation to showers.
Have a knowledge of the chief source regions of cold, warm, moist and dry air masses, and understand something of the way they are formed and how they effect the country over which they move.
Know Buys-Ballots Law relating wind direction and low pressure of storm centers.
Keep a continuous daily record of weather observations for at least two months. This includes observations for at least two months. This includes observations of wind, cloud types and their direction of motion, temperature and rainfall. (One observation, and preferably two, a day, at fixed times )
Obtain from the official check temperature location in his Public Weather Region a record of observations for the same two months, and by comparison with his own, find the average daily difference in simultaneous or nearly simultaneous temperature readings, for the whole period. Then determine one or more corrections to be made to the official forecast temperatures to obtain a forecast of local temperature.
From his weather record and knowledge of the weather elements, prepare at least five rules for local weather forecasting.
Make as continuous a record as possible of the wind, and cloud types, before, during and after a rainstorm.