Yaw Lock Planner

Load forecast CSV

Drop a StormGeo CSV here or use “Load forecast CSV”.

Files are read in your browser and never uploaded.

1 Lock window

Start day UTC

Start hour UTC

Duration hours

Settings

Sector ± degrees

Ignore direction below m/s, empty = off

Locking hours local time

to

Release lock

Wind speed in

2 Nacelle heading

3 Message

Note optional, added as the last line

Every forecast step in the window, including the one at the window end, must be within the sector of the same end of the rotor axis. Wind is StormGeo winddirection: where it comes from, degrees true, a 10 m value used at hub height. Check true versus magnetic against the yaw system before locking.