Which phrase would be used to indicate wind shear conditions requiring attention due to unstable conditions producing multiple alerts?

• A. Wind shift sequence
• B. Wind shear detected; multiple alerts
• C. Wind shear alerts continuous
• D. MULTIPLE WIND SHEAR/MICROBURST ALERTS (specific alert or wind information)

Answer: (D)

When wind shear conditions are unstable and producing more than one event, the phrase chosen should clearly signal multiple, ongoing alerts to grab attention and indicate urgency. The option that states MULTIPLE WIND SHEAR/MICROBURST ALERTS does exactly that by naming both wind shear and microbursts and explicitly indicating more than one alert. This precision helps pilots and controllers understand that there isn’t a single isolated incident, but a pattern of events that requires heightened awareness and review of performance margins, potential gust fronts, and sudden changes in airspeed or direction.

The other phrasings are less effective for this situation. A wind shift sequence focuses on directional changes without tying them to alerting or urgency. A statement like wind shear detected with multiple alerts is clear about there being multiple alerts but lacks a standardized, recognizable label that communicates the scale and nature of the alerts. And wind shear alerts continuous implies an ongoing stream of alerts but doesn’t specify that multiple discrete events are occurring or provide the concise, standardized wording used for emphasis.

So the best choice uses a specific, standardized alert phrase that conveys both the phenomenon (wind shear/microbursts) and the multiplicity of events, ensuring appropriate attention and action.