RESUMO DIRETO
O que é METAR?
A METAR is a standardized international aviation routine weather report describing observed surface conditions at an aerodrome at a specific time.
Significado: Meteorological Aerodrome ReportExplicação Técnica Completa
Issued hourly or half-hourly by aeronautical weather stations, a METAR details true wind direction, gusts, horizontal visibility, Runway Visual Range (RVR), weather phenomena, cloud coverage layers, temperature, dew point, and altimeter setting (QNH/Altimeter).
FÓRMULA / REGRA PRÁTICA
Standard syntax: METAR [Station] [Timestamp UTC] [Wind] [Visibility] [Phenomena] [Clouds] [Temp/Dew] [Altimeter] [Remarks]