Which of the following describes the wind requirement for the High Hover training switch manipulation?

• A. Reported wind, 10 knots within 45 degrees of the nose
• B. Relative wind, 10 knots within 45 degrees of the nose
• C. Relative wind, 5 knots within 60 degrees
• D. Reported wind, 15 knots within 30 degrees

Answer: (B)

The key idea is that for High Hover training switch manipulation you must rely on the wind as the helicopter experiences it—the relative wind—and you want that wind to be about 10 knots coming from within 45 degrees of the nose. This forward-leaning, modest-speed, relative wind provides a stable airflow over the rotor that helps you maintain position in a hover and perform the switch manipulation without being overwhelmed by crosswinds or gusty from the sides.

Relative wind means the wind felt by the aircraft, which depends on both the ambient wind and the aircraft’s own small motions. In hover, you’re essentially stationary relative to the air, so the relative wind is the most relevant factor for handling and control inputs. Using reported wind (meteorological data) doesn’t reflect what the helicopter actually “feels” and could mislead you about the conditions you’ll experience while hovering.

Ten knots is chosen because it’s a practical, controllable amount of wind that enhances hover stability without introducing strong gusting or difficult crosswind components. The 45-degree limit keeps the wind primarily from the forward quadrant, which is easier to compensate for and aligns with standard hover-control expectations.

Other options mix the wind reference (reported vs relative), mismatched speed (5 or 15 knots), or too wide a crosswind angle (60 degrees or 30 degrees), all of which would create less favorable or nonstandard conditions for this maneuver.