After a sunny day, followed by a long clear night, you take-off from an airfield at mid- latitudes in the northern hemisphere an hour before sunrise. The field is not situated close to the coast. Though the pressure gradient is rather large, the easterly surface wind is weak. What do you expect?
Domanda 553, Meteorology - ATPL - Airline Transport Pilot license
| A little increase in wind speed and little veering of the wind up to a height of 5000 FT |
| A large but gradual increase in wind speed and large but gradual veering of the wind up to a height of 5000 FT |
| A squally wind up to great heights |
| A sudden strong increase in wind speed and strong veering of the wind a short time after take-off |
