XWC

Crosswind component calculator

Drag the windsock to set direction

Runway in use

09

Wind direction (off nose)

045°

Wind speed

KT

Gust (optional)

—

Headwind

0.0KT

Crosswind

0.0KT

—

Estimating crosswind

Find the angle between the wind and the runway, then take that share of the wind speed. The bigger the angle, the more of the wind becomes crosswind.

Example: wind 20 KT at 30° off the runway → about ½ × 20 = 10 KT of crosswind.