SIGMET (SIGMET)
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Définition
Significant Meteorological Information — a warning of severe weather hazardous to all aircraft
Termes associés
Avis aux missions aériennes (NOTAM: Notice to Air Missions)
A notice filed with aviation authorities to alert pilots of hazards or changes along a flight route
Prévision d’aérodrome terminal (TAF: Terminal Aerodrome Forecast)
A weather forecast for the area around an airport, typically covering a 24-30 hour period
Orage (Cumulonimbus) (CB: Thunderstorm (Cumulonimbus))
A convective weather system producing lightning, turbulence, hail, and heavy precipitation
Nuage de cendres volcaniques (Volcanic Ash Cloud)
Fine rock particles from volcanic eruptions that can damage jet engines and aircraft systems