New tempest install reporting 4mph wind with 9mph gusts in dead-calm

[vreihen]

I’m pretty sure that this also applies to the Tempest wind sensors:

SKY / Tempest: wind sensor initial self balancing

Your SKY / Tempest leaves the factory with a wind sensor calibration in place. To ensure in-situ accuracy, the sonic wind sensors in SKY / Tempest are designed to self-calibrate over time once installed in the field. The initial in-field process requires collecting a certain amount of data at all four cardinal points. This initial process runs through a check to ensure all four sonic sensors are balanced properly. For those of you with access to a calibrated wind tunnel, or reliable testing equ…