Thu Aug 09, 2018 2:49 pm
#1630076
By what means are you establishing the wind speed and direction?
Moderator: AndyR
flybymike wrote:By what means are you establishing the wind speed and direction?
flybymike wrote:If it were possible to know windspeed and direction solely from ground speed variation (and without air data) then every portable GPS could give instant wind information, instead of , for example, SD having to use forecast winds.
The only way I can think of to do it without air data, is to orbit around a given point and see which direction the wind blows you in, and at what rate, over a given period of time.
flybymike wrote:Sorry, I thought the question was based on an actual event in the air, not a theoretical one!