When the air is calm, its direction is NULL not ZERO (which implies North). I realize the sky unit is reporting zero because there is no air moving over its sensors and so zero output - but could it not be programmed to level the direction output as the last value when there was velocity? The way …

Wind direction in calm air should NOT be zero

Topic		Replies	Views
Wind Direction when winds are calm should not be zero Feature Requests sky	48	5895	August 1, 2020
Sky wind data = totally calm Tempest Owners	21	1076	October 1, 2018
Incorrect Wind Direction follows Null data event Tempest Owners sky , wind	54	2729	May 5, 2021
UDP API gives zero wind speed and angle Developers	6	743	December 1, 2020
How does the sky unit know wind direction Tempest Owners	10	800	September 19, 2018