
Hourly drone weather, optional Premium wind at four heights
Android weather app for drone pilots: hourly forecasts, limited free access, and optional Premium wind at 10, 80, 120 and 180 m plus map layers. The website adds a free wind-speed converter and editable, printable preflight checklist.
A source that found nothing is a measurement. A source that has not run is a gap. Neither means the launch lacks the thing.