Cillian opened the binder one last time. "Final scenario. You are planning a flight from Madrid to London. The forecast shows a Depression moving from West to East. You are flying North. What wind will you encounter?"
Lenticular clouds (ACSL, CC), rotor clouds, severe downdrafts on lee side. atpl meteorology questions
"Headwind," Callum said. "And because the low is moving East, I’m flying into the circulation. I’ll get a wind from the North-West. A headwind and some crosswind. It’ll be bumpy." Cillian opened the binder one last time
Cumulus → Mature (downdrafts, hail, lightning) → Dissipating. Hazards: Severe turbulence, hail, lightning, microbursts (low-level wind shear), icing. Avoidance: Never fly under anvil; avoid by 20 NM upwind, 10 NM downwind. The forecast shows a Depression moving from West to East
A) Temperature differences between two areas B) Pressure differences between two areas C) Humidity differences between two areas D) Cloud cover differences between two areas
Visible moisture (cloud, rain, fog) + temperature below 0°C (SAT or TAT).