weather servicesFAA-published question bank (Private Pilot, 2008)
What values are used for Winds Aloft Forecasts?
A
Magnetic direction and knots.
B
Magnetic direction and miles per hour.
C
True direction and knots.✓ Correct Answer
Explanation
Winds and temperatures aloft forecasts give wind direction in degrees true and speed in knots, like other forecast products. Only winds given by ATC and in ATIS/tower reports for runway use are magnetic, and aviation wind speeds are not given in miles per hour.
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