Meteorology

SIGMET(SIGMET)

Definition

Significant Meteorological Information advisory issued for hazardous weather phenomena significant to all aircraft. Includes severe turbulence, icing, thunderstorms, volcanic ash, and tropical cyclones.

Related Terms

AIRMET(AIRMET)

Airmen Meteorological Information advisory for weather hazards significant to li...

TAF(TAF)

Terminal Aerodrome Forecast, a weather forecast specific to an airport covering ...

Test your knowledge

Think you understand SIGMET? Challenge yourself with practice questions covering meteorology and all other ATPL subjects.

Start a Practice Quiz

Or browse all questions by subject