NAV Brasil Aeronautical Meteorologist study plan

Derive the first law of thermodynamics in both differential and enthalpy forms and apply it to dry adiabatic ascent, computing temperature changes for at least five pressure intervals

Calculate potential temperature, equivalent potential temperature, and wet-bulb potential temperature for a set of ten sounding levels and explain the physical meaning of each

Interpret a tephigram or skew-T log-P diagram to identify stability layers, CAPE, and CIN for three worked soundings

Solve moisture problems involving mixing ratio, saturation vapor pressure, dewpoint depression, and relative humidity without reference notes

Derive the primitive equations in pressure coordinates and identify each term in the horizontal momentum, continuity, and thermodynamic equations

Explain quasi-geostrophic theory, including vorticity advection, thermal wind, and omega equation forcing, and apply it to a mid-latitude trough case

Describe the structure and life cycle of extratropical cyclones using the Norwegian and Shapiro-Keyser models and contrast their frontal evolutions

Compute geostrophic wind, vorticity, and divergence from a simple height field by hand

Classify and explain the formation mechanisms of icing types, turbulence categories, wind shear, microbursts, and low-level wind shear alerts, and state the operational thresholds used in aviation warnings

Interpret METAR, SPECI, TAF, and trend forecasts and decode ten coded reports including CAVOK, RVR, and wind shear groups

Explain volcanic ash, tropical cyclone, and thunderstorm hazards to flight operations and the associated warning products

Match each hazard to the correct ICAO Annex 3 warning or forecast product and its validity period

Analyze surface and upper-air charts to locate fronts, troughs, ridges, and jet streaks and infer associated weather

Apply forecasting techniques for cyclogenesis, frontal passage timing, and convective initiation to two real cases

Explain mesoscale processes including sea breezes, orographic circulations, and squall line organization

Write a short-range forecast from a given analysis chart and verify it against observed conditions

Explain the NWP forecast process from observation ingestion through data assimilation, model integration, and post-processing

Compare variational, ensemble, and hybrid data assimilation methods and describe the role of satellite radiances and other observations

Interpret model output statistics, ensemble spread, and probability products and identify common model biases

Describe satellite orbits, channels, and derived products used in aviation meteorology, including fog, ash, and convective detection

Describe the operating principles, accuracy, and siting requirements of surface, upper-air, radar, and aircraft-based observing systems

Evaluate METAR and radiosonde data for quality issues and explain automated station limitations

Explain climatological controls over Brazilian precipitation regimes, including the South Atlantic Convergence Zone, ITCZ, and frontal systems

Apply climate normals and seasonal outlooks to aviation planning scenarios

Summarize ICAO Annex 3 requirements for METAR, TAF, warnings, and meteorological watch offices, including amendment criteria and validity periods

Explain the roles of the meteorological authority, meteorological watch office, and VAAC and the coordination among them

Read and interpret Portuguese aeronautical meteorological texts and answer comprehension questions accurately

Translate and interpret English aviation meteorological messages and terminology in both directions

Review weak areas identified in prior weeks and re-solve missed problems from each domain

Complete two full timed mock exams under exam conditions and score each domain separately

Consolidate formula sheets, hazard tables, and regulation notes into a single rapid-review document

Explain aloud the physical reasoning behind the ten most frequently missed concepts