Home › Part 107 Practice Tests › Aviation Weather Questions › Question 29
What does AIRMET Sierra describe?
- A.Moderate turbulence and sustained surface winds above 30 knots
- B.Mountain obscuration and widespread IFR conditions
- C.Moderate icing and related freezing levels
Correct answer
B. Mountain obscuration and widespread IFR conditions
Why
AIRMETs use phonetic labels for different hazards. Sierra is for IFR conditions and mountain obscuration, Tango is for turbulence, and Zulu is for icing.
Source: FAA-G-8082-22 Ch. 3 · ACS knowledge area: Aviation Weather Sources and Effects · From the Aviation Weather practice bank (WEA-029).