11-203V1 Weather For Aircrew

Question 1

Windshear changes in airspeed and VVI

Answer 1

• severe windshear = greater than 15 knots and VVI of 500 or more
• particularly hazardous within 2000 AGL

Question 2

Types of icing

Answer 2

• Clear Icing - glossy, clear; caused by freezing rain, smooth or rough
• Rime Icing - milky, opaque and granulated and rough surface
• Mixed Icing
• Frost